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1. oooococcconocnnnccanocnnnnnnnconononanonnnonanonnonaronononanonnos 58 Figure 17 Widget structuUrE issrrsircatad trials 59 Figure 18 Widget Structure Update secco ienien NA 59 Figure 19 Widget structure with status bar cccooocccncconnccnnnonononnnononccnnnonanonnnnnnnrnnnnnronononanonnos 60 Figure 20 Text edit with focus Text edit without FOCUS cccooccccnccnonnnnnccooncnncconaconcnnannnnonanonoos 60 Figure 21 UML Diagram Of the module cccccooccccccccccnnncnnoncnnnnanonnnnnnnnconnnonncnncnnnnrononarononenanonoss 62 Figure 22 Split panel example ccccccoocconccnnconcnnnnccnnnnnononnnnnnnncnnnnnnnronnnonncnnennronnnonnrrnnnenanonnos 64 Figure 23 Prototype design of the calendar ooocccccccoonccnnccnonnnnnononccnnnonanonnnonanonononronononanonnss 65 Figure 24 Prototype design of project manageMeNt coooccncnccnncnnnccnnononnnonanonnnonancnnnnnnnnnnnnanonoss 66 Figure 25 Prototype design of task ManageMent occccccncccnnnccnoonnnnnnnnnnnnncnnonnnnnnanonnnonanonnnnanonoss 67 Figure 26 Prototype design of repair ManageMenNt cccccoccncnccnccnnncnnnnnnnnnonanonononannnnnnnanonnonanonoos 68 Figure 27 Example Of GMap Net cccccccssssececcsssecceeesecceeeessececseenseceeeeneceeeaeescesseseeeeseageeeees 70 Figure 28 UML of calendar building ccooooocccnccnonnnnncnanaconnnonaronononanonnnnnanonnonoronononaninnos 76 82 Building a production module for a telecommunications company Javier Sansaloni Talens
2. Building a production module for a telecommunications company Type Dimension e g Message Timer Error Cancel Compensation Rule Link Multiple Terminate Task Atomic Process Sub Process nonatomic Collapsed Sub Process Expanded Sub Process 96 Javier Sansaloni Talens NTNU Master Thesis Information systems Start and most Intermediate Events have Triggers that define the cause for the event There are multiple ways that these events can be triggered End Events may define a Result that is a consequence of a Sequence Flow ending A Task is an atomic activity that is included within a Process A Task is used when the work in the Process is not broken down to a finer level of Process Model detail A Sub Process IS a compound activity that is included within a Process It is compound in that it can be broken down into a finer level of detail a Process through a set of subactivities The details of the SubProcess are not visible in the Diagram A plus sign in the lower enter of the shape indicates that the activity is a SubProcess and has a lower level of detail The boundary of the Sub Process is expanded and the details a Process are visible within its boundary Note that Sequence Flow cannot cross the boundary of a Sub Process gt Q Message ES Sy Timer i el iin S OS LY Error NS Y Cancel Compens
3. NTNU Master Thesis Information systems C List of tables Table 1 Number OT Projects per VO isso aiii 23 Table 2 Number of Employees per Year and per Type ooccccnccnccncccnnnocononanccnonacononancnnnncocnnnconono 24 Table 3 Projects per Week Coordinator isis asias ideario a sica 25 Table 4 Coordinator Tasks Per VeaF occcccncncnoncnnnonocnnonanononanonnnnnccnnnnarnnonanononarononarononananonaconoss 26 Table 5 Projects Without repai Susini aa 27 Table 6 Summary cost of the diferent types of ERP occccnccnccncccncncccnnnnanononacononanononarononaronono 32 Table 7 Artifacts and tasks in system analysiS cooooncccnncnnccnonnnonanonncnanononacononananonaranonanonons 33 Table 8 List of shortcuts that we will use in our module oocccccnnccncnnonnnonaconcnnncnnnncnnnnanonono 57 83 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems D List of Plots Plot 1 Number of Projects per Year soto oli 23 Plot 2 Number of Employees per Year and per TyPe ccccsseccccssecccsseceeeececeeeceeeeneeeeensenees 24 ale ote Tota LEMPIOVESS stato ops 25 Plot 4 Projects per week cOoOrdinatorS cccccccccsccceceseeseeeecccccsesceeeueueeeeeeecssseeeauueeeesessuseeuaas 26 84 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems E Production Module User Manual of
4. tw Worked hours will include holidays hours Working hours hours Business restrictions Post condition Create Project Associated requirements Precondition There is availability Description The coordinator must create the project To do this the customer Requirement must send via email or telephone the project data The customer must tell the coordinator of the planned end date because it will be very important to put a date to the coordinator on project planning Specific data Project Name Region Item list negociated between the company and the customer Coordinates project Planned start date Planned end date Operator Technology Technologist Actors Coordinator Customer Business restrictions To manage the system the coordinator needs to have the following Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems fields Project Name Region Item list Planned start date Planned end date Operator Technology Technologist Other constraints The planned start date must be before that planned finish date Post condition The system must be updated The coordinator may establish delivery notes The coordinator will be able to create tasks The coordinator may create repairs Assign Tasks Associated RI 01 RI 02 requirements Precondici n There is availability The Project has been created The task cannot be i
5. If we do right click in a cell we can edit or create new tasks When we create or edit tasks the application shows us the task management form 86 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Add New Task Edit Task Task Management Form Task Management Form is responsible for creating editing and deletion of the tasks of our company tak id Pi bal al led Subject start Date End Date State Project 26 05 2009 26 05 2009 PARC TECNOL GIC ES Find by Resource Find by Group l Installer 4 L sal gt 20036050 EAT A 20036950 Installer 3 20036950Y Installer 1 In the upper region we see a panel of tasks management that can browse the various registers add records and delete records We describe each item and we indicate the shortcut lt lt i gt gt gt p lt El O eS Button Shortcut Description lt lt CTRL UP First record e dd CTRL LE Previous record IK FT b gt CTRL RI Next record 3 GHT CTRL DO Last record WN T CTRL N New Record Terren a Delete Record x 00 N Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems W CTRL E Edit Record A Te CTRL S Save Record IO Cancel the current edition x Close Form In the section below you can add empl
6. NTNU Norwegian University of Science and Technology Building a Production Module for a Telecommunications Company Javier Sansaloni Talens Master of Science in Computer Science Submission date June 2009 Supervisor John Krogstie IDI Norwegian University of Science and Technology Department of Computer and Information Science Problem Description Talens Plisman is a company that works In a telecommunication and service context It has two ERP applications external software and internal software External Software Is called Solupyme it has the generic processes invoicing finance collections payments The Internal software is called Gestelecom with company specific processes The task will be to build the Production Module of Gestelecom This should be done in the framework of design science i e the new module is the artifact and the need and relevance of the module compared to e g buying an existing system must be shown A rigorous evaluation of the artifact should be performed Assignment given 15 January 2009 Supervisor John Krogstie IDI NTNU Building a production module fora telecommunications company Javier Sansaloni Talens 15 01 2009 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Abstract Nowadays the computer science is extremely important in business thanks to it you can automate tasks stream
7. ee Bae aia Te tada maga re ar gr ficas A compra rmi q magis be a Cal al e rel der de a bu da TEPIC Bes ol oe y 1 Ll Pe E EL a Co Lren Figure 6 Solupyme Net Capture The reasons why the company wanted software were because e t needed to optimize its business processes e To have access to all information in a reliable accurate and timely way e The ability to share information among all members of the organization e Elimination of unnecessary data and operations reengineering Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Gestelecom 2 0 Update In 2007 after problems with Gestelecom the company decided to do the second version of it to facilitate the introduction of information to the workers Even made new modules that the old version did not contain e Customer Order Management are the Projects that we need to do in the company Usually when a customer needs to do some project it calls us and we may accept to do this project or not e Human Resources Management contracts layoffs holidays renewals e Installers Management We need to organize the installers in groups and to know where they are in each moment e Pricelist management Customer fixes the sales price and Talens Plisman may or may not accept the offer Usually in another companies they fix the sales price This is another reason why th
8. string ExternalObservations string DetailSupplierDeliveryNoteld string ProductReference string Description string Amount double RepairLevel coefficient LevelRepairld string Description string As we can see in the picture above the class of our most important module is the class project We want to know from Project class the repair management class repair and repairLevel delivery customer management in this module we will not see and production tasks management class employee 62 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems The following table list has the main classes that have captured of the coordinators in each class will explain the most important attributes that have to help us better to understand how the new system will be In our Projects we want to know The name of the project The technologist The technology The Project type The number that the technologist will use in our Project The number that the customer will use in our project to find easily if the customer asks for the project The customer coordinator The responsible of our project coordinator The customer Item list The prevision start date and prevision end date we need to know these fields because if we don t finish a project in time we will have a penalization The region where the Project would be
9. 5 Assess the current situation of the company regarding the systems of information and specify why a Very Good b Good c Normal d Poor 92 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems QUESTIONNAIRE 2 Please check only one possible answer to these questions in other case fill in the lines 1 What improvements have you identified the new module 2 What is the evaluation of the new production module 1 Good 5 Poor 123 45 3 ls the module easy to use 4 What would you improve for the new production module 93 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems F Physical structure of the company As for information technology department currently we have two servers The first server has the main feature and it has the following functions e Windows 2003 Server e Database Server SQL Server 2005 e Active Directory Server e 65 Raid Hard disks 2 1 for the operative System and 3 2 for data The second server has the secondary feature and it has e Terminal Server e Printer Server e ZetaFax Fax Server x6 Main Server Seconda Server Windows 2003 Server ry i Windows 2003 Server Active Directory i Data Terminal Server Printer Server Fax Server Draw 1 Company Structure Each computer of each employee has two scree
10. and how well it performs its functions Such requirements are often called or performance requirements or quality of service requirements Examples of such requirements include availability testability maintainability and ease of use A collection of requirements define the characteristics or features of the desired system A good list of requirements generally avoids saying how the system should implement the requirements leaving such decisions to the system designer Describing how the system should be implemented may be known as implementation bias or solution engineering 11 Therefore we need to capture the requirements in the analysis phase to ensure the production module as well as possible How will we capture the requirements In recent years several authors 12 13 14 15 16 17 have recognized the importance of modeling the organization before to elicit the requirements of its information system Among the different languages and notations that appeared to define business processes we highlight BPMN BPMN was developed by BPMI currently integrated within OMG Due to the wide support he is receiving in the industry BPMN has positioned itself as the future standard for modeling business processes The primary goal of BPMN is to provide a notation that is easy to understand for all users of business processes This includes analysts organizational processes that create the initial versions of business models
11. e Decreased training and support costs o A study of MIS managers found that the training time for new users of a Standard personal computer was 21 hours whereas it was only 11 hours for users of a more usable computer 25 o The training time or in our case is not so important but it can be if we would contract coordinators e Reduced development time and costs o The implementation of usability engineering techniques has demonstrated a reduction in the product development cycle by 33 50 26 e Reduced maintenance costs o Every 1 invested in user centered design returns between 2 and 100 27 o 80 of software lifecycle costs occur during the maintenance phase 27 e Increased customer satisfaction o 63 of software projects exceeded their estimates with the top four reasons all related to product usability t We highlight this point as very important and we want to treat this due to the coordinators have the current problem See chapter 5 49 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Frequent requests for changes by users Overlooked tasks Users lack of understanding of their own requirements Insufficient user analyst communication and understanding Heuristic Evaluation It is the most common way of evaluating the usability of applications It is based on guidelines checklists and practical rules are derived from the e
12. e Materials Requirement Planning MRP keeping in mind client requests existing clients stock levels and minimum order quantities e Production plans with multiple arriving products and multiple departing products e Production orders e Sequence creation and products for each order phase e Confirmations with data relating to the production plan and pre filled sequence e Calculation of production costs with the possibility of adding indirect costs e Work incidences e Types of equipment and management of each piece of equipment e Preventive maintenance and maintenance types Sales Management and Customer Relationship Management CRM Prices rates varying quantity sales orders shipments invoicing volume discounts commissions CRM etc The functionality of Openbravo ERP in the Sales Management module is expressly designed with the objective of allowing maximum flexibility and adaptability in its execution needed in any commercial process It is possible to link documents orders shipments invoices in any order that the company requires or even disregard any one of these that is not necessary All this is achieved without sacrificing the coherence and integrity of information and guaranteeing the tracking of processes The capacities of integration with order capture systems by PDAs extend the potential of the solution beyond the physical limits of the particular company For multi store retailers the system can be seamless
13. goods receipt invoice payment and know in real time the state of any given order pending delivered partially delivered invoiced etc The natural integration of this process with accounting guarantees that the finance department always has up to date and reliable data at its disposal Warehouse Management Warehouses and bins warehouse units lots serial numbers packages labels receipts and deliveries movements between warehouses inventories stock valuation transport etc The warehouse management processes built into Openbravo ERP allows the inventory in your organization to always be up to date and correctly valued The possibility of defining the warehouse structure of your organization to unit level storage bins facilitates the exact localization of your stock at any time Additionally the capacity for managing product lots and the possibility of using serial numbers assure compliance with the tracking requirements imposed by the majority of industries Project and Service Management Projects phases tasks resources budget expenses and expense invoicing related purchases etc This functionality is orientated towards companies whose activities are based on the delivery of projects and services With relationship to projects Openbravo ERP allows for the management of budgets phases tasks expenses and purchases related with each individual project These projects may be related to monitoring construction projects or
14. the developers responsible for implementation that will accommodate these models in the form of information system or those responsible for directing and managing the processes Thus BPMN creates a bridge between the standard business model and its implementation The notation is basically a diagram called BPD Business Process Diagram which is based on techniques for creating flow charts of operations models of business processes Se puede ver en el ap ndice c mo usar la notaci n con BPMN A BPD is created from a set of graphic elements that make development possible diagrams that are easy to understand both the business analysts to the system This set is divided into flow objects connection pool items and artifacts 18 34 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Working Friday at gt y e Group PM Pacific oe E Active Time Ne i i i i Issue List Figure 10 BMPN Example In the following figure you can see the interaction between Process Model Data Model and Business model Business Process Integration Process Pros yA Logical PROF Requirements A Physical A Prototypes Document iii Data x ine i l User Application Database I O Data View Panels Programs Generation Structures 19 Figure 11 Business Process Integration For this reason we are going to start to defi
15. we have created a project correctly In case of error we will show a message box and a message in the status bar 59 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Gestelecom 2 0 Widget 1 Widget 2 Widget 3 Status Bar Figure 19 Widget structure with status bar Other features to consider in the Graphical Interface We will use to develop our GUI components DevExpress Net that the company had already acquired But we will make some changes to these components because among other things we want e We need to highlight where the focus element is in the component We want to make it easier to see the component with focus We want to highlight the component with a yellow background as shown in the figure below Figure 20 Text edit with focus Text edit without focus e Incase of we use a text edit we want to use capital letters when the text is written because we want to normalize the format e When we press ENTER if is not a multiline TextEdit the module focus must go to the next component This gives us ease and productivity Features of the application to develop the graphical interface Once we have described the general aspects of our graphical interface and BPMN diagram The coordinators and met together to discuss what features they wanted and we saw the list below Tasks that are pending completion that contains the coordina
16. Information systems TaskCalendar employee string monday string tuesday string wednesday string Figure 28 UML of calendar building CHAPTER 10 Results Once implemented and delivered the application we have carried out another survey in which we observed the results of our coordinators now 3 and we have obtained satisfactory results in the following aspects e Ease of use of the software because we ve done a good study of usability and application to guide users The coordinators have been satisfied with the ease of use that the application has e Improved productivity due to shotcut and usability guidelines e Improvement in the production process of the company Now we have greater control over the projects tasks and more information e By improving the productivity in these times of crisis we have improved competition with other companies However some weaknesses that we have in the new module are e At first when you implant a new module or a new application the users always have problems of adaptability but over a week the coordinators have been adapted successfully to the module e The coordinators want to know what projects are delayed e The coordinators would also like to see the weather forecast inside the module because they waste so much time searching the weather forecast in the website 76 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Maste
17. Management 2007 Project To Do Project Report Project Management Search 2008 Project To Do Project Report Project Customer Application Management Search Management Table 4 Coordinator Tasks Per Year 26 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems In the following table you can see the Projects that have been done for Ericsson Ericsson performed us a quality control and we are rewarded or penalized according to the percentage of clean projects We said that we had clean projects when these projects don t have repairs We can see that we has been improved in 2007 compared to 2008 but this is not still enough since there are customers that penalize if we have more than 5 of not clean projects 83 4 90 3 Table 5 Projects without repairs We also discussed the new contract of a customer requirement in terms of quality measures in which selecting a specific period we currently lose money due to penalities that we would have if we have this not clean project s rate Questionnaire Nowadays the company decides to realize a questionnaire you can see the template in the appendix that asks to employees what stuff needs to improve in the company and what modules would improve each employee due to the growing explained before Questionnaire results Number of respondents all main stackeholders Provided data e Four respondents indicate
18. NTNU Master Thesis Information systems GUI Layer ci CreateTask Facade Pattern Production Operations Business Layer ci Session Save Nhibernate Data Layer SQL Server 2005 Figure 13 Layer scheme in Gestelecom To use the facade pattern of the business layer we will use static classes They have methods that will be able to perform operations For each module we have a static class This way of using the classes we will have restrictions in one place and gives us the possibility to develop different graphical interfaces for these methods Finally we can say that we have three projects for building our application 1 Components We use the pattern adapter for each Devexpress component because we want to realize some specializations that we will consider in the following chapters See the next chapters 2 GUI In this Project we will do the graphical user interface we will have all the forms These forms are organized by modules Each module has a fold 3 Bunisses layer In this Project we will save all of the classes that we will have in our software furthermore we will save the functionality that we can use in our software For this we will use the pattern facade to provide an unified and simple interface that it can communicate 47 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems the business layer with graphi
19. The most important task to create a software product is to analyze the requirements First of all need to investigate the module subject and his context o To Acquire knowledge To understand what needs to be done What do want to build have to use one model that makes the boss and the directors understand what module we want to create Why do want to build need to use the best practices to minimize the error impact of the application e Design Patterns 5 e GUI Study 6 e Production Process 7 4 Design to apply the best practices in the problem context How Will create the software To do GUI prototypes Best practices of GUI study have to make a poll where can be showed the users opinion and what are their wishes about the software o Todo UML diagram Using design patterns o To do user cases Using Production Processes and Requirement analysis 5 Problem solving Implementation o Construction of the application through design o Possible design corrections o Unit testing Application testing and Performance testing 6 Application Implantation o Installation Instructions o User Manual 20 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems CHAPTER 4 Requirement specification Problem elaboration As have said in the last chapter we want to study if we preffer to buy or to build a new Production Module T
20. date Description Repair level High Medium Low Manage holidays Associated requirements Precondition We musn t have any assigned task in the period of the holidays The employee must have a contract Description The Human Resources responsible receives a holiday request by an Requirement active employee The human resources responsible will create the holidays period The system will create a task as holidays and the coordinator cannot delete or edit the task The coordinator also cannot add a task in the same period of the holidays Specific data Active Employee Employee currently with contract Holidays start date Holidays finish date Actors Human Resources Management Business restrictions Coordinators cannot create a task beetwen the holidays period Human Resources cannot add holiday periods if the coordinator have planned the tasks Human Resources cannot modify holidays tasks 43 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Post condition The system must be updated Manage Map Associated requirements Description The coordinator wants to see the satellite view of a Project location Requirement and the coordinator needs to know the route between the company and the Project Specific data Project name Latitude Longitude Actors Coordinator Business restrictions Post condition The system will be up
21. death Neutrality indifference Neutrality objectivity purity This function is reinforced with other communication resources The color should never be used as a single communication resource This is because not all humans have the ability to see color The contrast figure background allows readability and to avoid visual fatigue It is generally recommended to have a figure with a dark color and a clear color figure that the opposite because we will win readability The next table shows that some combinations of colors can be seen as correct and incorrect For example the clear colors are well integrated if we use with dark colors since there is a good contrast but in other cases if they are not similar we can combine clear colors among them If we use dark tones like red and blue presented on the same screen we are forcing the user to an unnecessary effort of reading Red Yellow Orange Blue Green Violet Black Grey White Red Ok Ok Ok Yellow X Orange X Ok Ok Blue X Green X Violet Ok Black Ok Grey X White Ok have highlighted the colors that will use want to use the red color to represent alert and alarm use the yellow to represent caution and the green to represent availability combine this clear colors clear red clear green and clear yellow with black due to want that my coordinators don t have problems with readability The use of color should be consistent The problem of misuse of the co
22. even sending out and sales and purchase related requests The service component permits companies to define services and resources and control all activities These activities may or may not be billable for internal or external customers and be monitored for incurred expenses at a detailed level 13 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Production Management Plant structure production plans BOM s MRP manufacturing orders job reports costs of production work incidences preventive maintenance types etc The production functions and plant management in Openbravo ERP allow a complete shaping of the productive structure of each organization sections cost centers and work centers as well as the relevant data for production production plans operation sequences and products used to make one another Currently the functionality provided by Openbravo ERP is orientated towards covering the usual necessities of a discrete production environment production planning and requests related to procurement using MRP creation of manufacturing orders job reports notification of times and consumption calculating costs of production notification of job incidents and maintenance reports Openbravo has the following features in the production module e Plant structures e Homogeneous Functional Groups or Cost Centers e Work centers and machines
23. of sensitive areas is not greater than eight therefore we will not use more than 8 widgets per form A widget or control is an element of a graphical user interface that displays an information arrangement changeable by the user such as a window or a text box The defining characteristic of a widget is to provide a single interaction point for the direct manipulation of a given kind of data Widgets are basic visual building blocks which combined in an application hold all the data processed by the application and the available interactions on this data 58 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Gestelecom 2 0 Widget 1 Widget 2 Widget 3 Figure 17 Widget structure As the coordinators will have several areas that can analyze the information we need to provide a mechanism to update each of the widgets automatically to keep the information updated at all times The next chapter will describe how we have implemented the upgrade Gestelecom 2 0 Tab 1 Tab 2 Widget 1 Widget 2 Refresh A Refresh R Widget 3 Figure 18 Widget Structure Update As said earlier in the guide we are going to incorporate a horizontal status bar to know the current state system We want to avoid continually show message boxes we will use the horizontal status bar to report when making a transaction which is informative for example
24. reducing time and cost in training new users This also encourages users to less advantage in terms of skills and experience Also it reduces the mental load of the user Usability makes application tolerant to human error allowing an easy retrieval Besides it ensures that the application is subjectively pleasant It is very important how the user is using the system which is the aspect that often determines the degree of usability The combination of the appearance of the interface with the speed and effectiveness of the response obtained by the user of the system and support timely and appropriate information that is provided as well as the language he is familiar are of great importance for determine whether the system is pleasant and comfortable to wear by the user In summary and according to The Usability Professionals Association The benefits of usability include e Increased productivity o The average software program has 40 design flaws that impair employees ability to use it The resulting cost of lost productivity can be up to 720 24 o Productivity within the service sector would rise 4 9 annually if every software program were designed for usability 24 o Office workers futz with their machines an average of 5 1 hours each week costing American businesses 100 billion annually in lost productivity o In our case this point is very important because the company has many coordinators coordinating so many Projects
25. requirements capture and analysis we have to make the system design For this we have done a study and a guide to improve the usability of our new module because if we improve usability we will improve the productivity of the coordinators This guide also contains other aspects that the company needed dual monitor small monitor so we have remembered these aspects when we have designed the prototypes We have decided that for the three layered structure in which we define in the GUI layer the business logic layer in which all the restrictions business and database layer Between the layers we will put the facade pattern we will define all the required operations also have made object UML diagram to know what features the employees needed to know The design also try how we will perform two of the use cases studied the search for a component that provides a navigation map with satellite view and the search for a web service that allows us to know the weather forecast in a region Once we have completed the design we turn to the implementation that I ve done through the design patterns Facade observer to help us prevent errors made a brief explanation of how have implemented the use cases if we want to look more closely at the implementation offer the source code of the application that you can observe it carefully Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis I
26. several aspects e This company is a service company These are not manufactured articles but these are installations which include possible external factors that must be taken o The installation is paused due to a complaint by neighbors o The installation is paused due to a weather o The installation is paused due to a lack of material by the customer e t is very difficult to perform a short term planning without having to change after the planning due to some problems e The company has a slightly different way of operating compared to other companies The customers are who provide articles and decide the prices to our company and finally it decides whether or not to sign the contract e Asaservice company is extremely difficult to measure the productivity 7 of its workers Polly S Traylor 8 in an article published on February 13 2006 at InfoWorld which has been discussing in various scientific texts such as The Factors to consider before building your own DAM Cheryl Scheer wonders whether it is better to build or buy IT applications Should you license a commercial enterprise application that will meet 75 percent of your needs or would it be nobler to build your own application one that will track as closely as possible to the task at hand The Polly s Traylor s answer is clearly defined Buy when you need to automate commodity business processes build when you re dealing with the core processes that differenti
27. that we must improve the production department e 100 of respondents said that they have information problems e As for other weakness it detects lack of communication between departments and lack of planning e The 66 of respondents assessed the current situation of the company as good but can be improved in the aspect of information and the 33 assessed as normal and need an improve of reports and information e Only the staff not directly involved finance believes there is no need for the building or acquisition of module with this features 27 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems The company proposes some solutions One of this is that there is communication by email from each of the decisions made that are interdepartmental another solution is to build or buy a production module that can solve the existing problems between HHRR and Production holidays renewals Conclusions In the last year coordinators had so many problems since they needed to know information They needed to control where is each installer what was each installer doing or if a customer called them to do some work they needed to know if they had enough free slots to put this work Other problems were when the installers should take holidays or how can measure if an installer is better than another or if an installer never works Probably Talens Plisman has lost
28. we will discuss the need for the creation of a new production module in the company To do this we will observe in reports that contain the historical data of the company dating back to late 2002 The main reason for creating the new module is due to the existence of a very high repair rate and problems when coordinators are controlling the Projects We have extracted the following reports which we will consider in the following lines e Number of works created each year e Number of employees who are in the business year to year e Number of repairs impact conducted annually by the Projects The following diagrams we will explain the data presented 2002 40 2003 46 2004 338 Table 1 Number of Projects per Year Number of Projects 1500 1000 500 LY 2002 2003 2004 2005 2006 2007 2008 Plot 1 Number of Projects per Year 23 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Table 2 Number of Employees per Year and per Type Plot 2 Number of Employees per Year and per Type 24 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Total Employees 2007 Plot 3 Total Employees As you can see the company has been expanding year after year with strong growth since 2006 It has also been increasing production therefore the number of employees e
29. web http www ergoprojects com contenido articulo php id_articulo 84 Online 24 LANDAUER The Trouble With Computers s l MIT Press 1995 25 Research Diagnostic Macintosh MS DOS Or Windows A Synopsis Of What MIS Managers And Business Computers Had To Say 1990 26 BOSERT Quality Functional Deployment A Practitioner s Approach New York ASQC Quality Press 1991 27 PRESSMAN Software Engineering A Practitioner s Approach New York McGraw Hill 1992 28 AGUIAR M M AGUIAR K Normas b sicas en el dise o de una interfaz gr fica de usuario s l Nov tica pp 121 55 59 1996 29 AGUIAR FERNANDEZ La elecci n del color en las interfaces gr ficas de usuario http 195 235 92 45 documentos boletin numero16_3 pdf Online 30 Google http www googlemaps es Online 31 Carnacgis http www int com products carnacgis carnacgis_net htm Online 32 Gmap net http gmap4dotnet codeplex com Online 33 Aemet http www aemet es Online 34 yahoo http developer yahoo com weather Online 35 ibm http www ibm com developerworks webservices demos weather Online 36 Reh F John http management about com cs generalmanagement a keyperfindic_2 htm Online 37 GLASS R L Facts and Fallacies of Software Engineering s Pearson 2002 38 Ivar Jacobson Grady Broch James Rumbaugh The unified software development process s l Addison Wesley 1999 81 Building a production m
30. Gestelecom 2 0 We will describe the features of the production module of Gestelecom 2 0 The first step will be to login we need to enter a username and password Gestelecom 2 0 User Password Once inside the application we will see two options in our production module Management Production Panel and a KPI Report KPI Installer Management Production Panel Management Production Panel is the main option for the management of the production module If you click in this option you will see a window with 2 tabs calendar and general You can put in two screens each tab If you want to extract the tab in other window you must do right click and click in separate in other form Tab 1 Tab 2 Tab 1 Separate in other form ET AE gt If you want to put your separated tab in the management production panel you just close the separated window and the tab will put in the management production panel Calendar In this part you will see the planning of all of the installers At the top you can see the week and year Week is represented by the number of weeks is in the year You can also see the field availability that represents the availability that is in the company 85 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems during the week How to calculate availability is to look at which days are available for instal
31. OBRA40394 OBRA0395 OBRA0396 Project Search gt OBRA0394 OBRA0395 OBRA0396 PARC TECH MW INSTAL INABENSA Yalencia Yal Murcia Zaragoza Custome AGUST N F Francisco J Sergio Cerr Operator ENERGIA 5 vodafone Amena Ora Technolo technology IM2SYSTEMS Gestelecom Ericsson Gestelecom Ericsson Gestelecom Customer Centro Esp Ericsson INABENSA Custome CEM 2008 ERICSSON INABENSA Prevision Prevision Wellcome Javi You can finish a project if you want to finish a project you only need to click in finish button The project will finish if all the tasks are finished and the project doesn t have unsolved repairs gi Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems E Technical stuff QUESTIONARIE 1 Please check only one possible answer to these questions 1 If you had to make some improvement in the software that would improve a Improve the Production Department b Improve Sales c Improve Finances d Other 2 What are the many problems that appear in the company a No standardize business b Lack of communication c Lack of information d Lack of coordination with the departments 3 What other weaknesses do you find in the company 4 List possible solutions to solve problems
32. ON In the next section we will specify a summary of the implementation based on the design seen in the previous chapter we describe only those aspects of implementation that we see more interesting If you want to deep into the code have attached the source code User case implementation To implement the use cases as we said in the previous chapter we will deploy our application in three layers we have implemented using the GUI designer in Visual Studio Net and each use case we have built operations related These operations are located in the facade class OperacionesProduccion Each transaction is a static method of the class and within each operation we have restrictions on business Business restrictions are sentences in which if the condition is satisfied the software throws an error For example the use case analysis RI 04 End Project Associated RI 01 RI 02 RI 03 RI 05 requirements Precondition All the tasks have been finished and there aren t repairs unsolved Description The coordinator once the tasks have been finished and there aren t Requirement repairs unsolved must finish the Project as soon as possible Once the project is finished he will send to the customer an email The customer will check if all the Requirements of the Project are completed The coordinator must save the pictures that the installers have been taking in the repository Project This repository will be in a folder for each project Speci
33. ach year We can also observe in the 2008 charts due to the serious world crisis that the company was smaller than before and lost production in the Projects For example if we calculate the number of works that each coordinator has assigned each week we will have the following information in the next table 2002 2 0 43478261 2003 2 0 5 2004 3 2 44927536 2005 3 3 65942029 2006 3 3 78985507 2007 6 4 88043478 2008 4 4 80978261 Table 3 Projects per Week Coordinator This data is asked to Management 25 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Projects per week Projects per week 2002 2003 2004 2005 2006 2007 2008 Plot 4 Projects per week coordinators That table above shows that each coordinator during 2002 and 2003 had only a project per week at least after that the company has had two projects a week and finally the company has 4 Projects per week For this reason there are some problems to control the projects On the other hand in the following table are showed the tasks that the coordinators have done in the last years You can see that as the management as the work has been increasing year after year 2002 Project Install Projects Management 2003 Project Install Projects Management 2004 Project Install Projects Management 2005 Project Install Projects Management 2006 Project Install Projects
34. aim to improve the criteria for selecting color in an interface The color should be used operationally The main usefulness of having the color in the graphical user interfaces is to highlight the most important information at the expense of the rest so we can quickly identify the most relevant data On the other hand a good color management can group the different elements of the screen in collections that they will be associated although they were got far spatially they will be associated We apply this point of view of associations and divisions both in physical components of screen and ideas or processes inherent in them It is also very interesting when we have dynamic information over time as it changes the color when you change the status of information We need to use color as a cultural connotations and stereotypes We must avoid combinations that may cause negative cultural connotations Colors have psychological properties that act on our subconscious to be considered lt The following table shows some of the meanings assigned to colors 29 Warm Colors Red Danger fright alarm Yellow Caution Attention Orange Action Caution Cold Colors Blue Calm repose quiet tranquility Green Availability freedom protection Violet Mourning spirituality melancholy 53 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Step wedge Darkness
35. an AWN toy ED yty Upa ey Sata AT 9 Q vywe Mb Figure 24 Prototype design of project management 66 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Avi GMO Figure 25 Prototype design of task management 67 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Pope Y Image d Figure 26 Prototype design of repair management 68 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Map Management One of the requirements we have been allocated in the previous chapter is to manage a map showing the route to us from the company location to the project location Furthermore the coordinators want o have a satellite view to help them to discuss the ground in which the installer will do the project For this and after have searched alternatives presented a summary of the different alternatives to carry out that requirement and met the boss Then we needed to try to agree with the best solution Here we will show a summarized table about each alternative We will describe de advantages or disadvantages of each alternative Then will describe the selected option and why Alternative Advantages Disavantages Google maps website 30 For free Application not
36. and IT decision makers can use SAP Business Suite applications to improve visibility into mission critical business processes and incrementally expand and innovate without disruption through proven built in best practices for access to information anytime anywhere More than ever in today s challenging business environment best run companies are staying focused on their most valuable assets their customers Companies seek to retain their best customers and maximize the effectiveness of every customer interaction whether it s sales service or marketing Unlike other CRM software the SAP Customer Relationship Management SAP CRM application part of the SAP Business Suite not only helps you address your short term imperatives to reduce cost and increase your decision making ability but can also help your company achieve differentiated capabilities in order to compete effectively over the long term e Marketing e Sales e Services e Contact Center e E Commerce 16 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems SCM You face enormous pressure to reduce costs while increasing innovation and improving customer service and responsiveness SAP Supply Chain Management SAP SCM enables collaboration planning execution and coordination of the entire supply network empowering you to adapt your supply chain processes to an ever changing
37. and graphical non Flow Objects can be associated with the Flow Objects Text Annotation Text Annotations are a attached with an mechanism for a modeler to Association provide additional information for the reader of a BPMN Diagram A Pool represents a Participant in a Process It is also acts as a swimlane and a graphical container for partitioning a set of activities from other Pools usually in the context of B2B Situations A Lane is a sub partition within a Pool and will extend the entire length of the Pool either 103 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems vertically or horizontally Lanes are used to organize and categorize activities within a Pool 104
38. ate your company We will collect and analyze the advantages and disadvantages of buying and building and we will do a study of what would be the best option 30 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Buy e Advantages o We have less time in implementing the software o Applications that use standards if we decide to purchase the software using standard processes we will help reduce the workload of the processes Everybody knows that the more standardized you are and the more you buy off the shelf the more cost effective it will be for both 9 e Disadvantages o Cost If we buy the software we would have to pay expensive licenses every year o For Large organizations is needed but for small organizations is impossible due to process complexity and cost Build e Advantages o If the software that we want to deploy is very different from the standards is a good option o The cost may be lower than if we decide to buy the software and in many cases they must pay an expensive annual license o Where we tend to invest is where we can get incremental revenue or competitive advantage e Disadvantages o Development time the need to create the module can require more time o The use of standards depends on the developers and in many cases without a previous study they often perform unnecessary operations in the processes that lea
39. ation my y JS Rule E a Link gt Multiple qx Terminate ATI Woe See next two figures O Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Gateway A Gateway is used control the divergence and convergence of multiple Sequence Flow Thus it will determine branching forking merging and joining of paths Gateway Control Icons within the diamond Types shape will indicate the type of flow control behavior The types of control include e XOR exclusive decision MESS a and merging Both Data Based A and Event Based Data Based can be shown with or without Eee the X marker Inclusive OR e OR inclusive decision and merging Complex e Complex complex conditions and situations e g 3 Parallel AND p out of 5 i e AND forking and joining Each type of control affects both the incoming and outgoing Flow Sequence Flow A Sequence Flow is used to show the order that activities See next seven figures will be performed in a Process Normal Flow Normal Sequence Flow refers to the flow that Originates from a Start Event and continues through activities To via alternative and parallel paths until it ends at an End Event Uncontrolled Uncontrolled flow refers to flow flow that is not affected by any conditions or does not pass through a Gateway The simplest example of this i
40. be seen and information on the top right of the lower hierarchy It is recommended that the immediate as dialogs or warnings appear in the middle of the screen a1 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Figure 14 Visual routes in occident Grouping of information related Visual resources to gather information are varied they can relate to the spatial proximity or similarity to group through the use of color is not a good agreement and can result in problems for readability visual fatigue and it may even cause noise in communication process between man and machine Substractive Design It means that you should remove anything that it does not help the visual communication The display of information is a compromise between the need for the user to have all the information it requires to perform its task and the need to maximize the available space on the screen It is advisable to select only the important information and not to waste space with irrelevant information More important than that is information overload which distracts and impedes the task the user must perform This guide recommends that the number of sensitive areas is not greater than eight The first reason is to be taken which does not have to have a button for each possible task of the operator These buttons abundance confuses
41. blished by NORMAN D e n saying that lt lt The interfaces are in the middle do not want to concentrate my energy on the interface want to concentrate on my work gt gt 22 A problem that we encountered when we are designing graphical interfaces is that human beings are different from each other and all user interfaces should accommodate these differences so that anyone would be able to use it without problem How can we improve our graphical interfaces Improve the usability In the model of user centered development we believe that an interactive system must meet the demands of users who will use it So if we want to achieve a good design we start with an analysis of the context where it is developed the job For this we should analyze the characteristics of users activities and the stage where they perform those activities 48 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Guillermo M Martinez de la Teja 23 responsible in science of ergonomics empathizes the importance of usability in systems developed specifically for certain users of a company which it requires a certain level of training and instruction for their use Usability ensures that the analysis have been included end users their needs experience habits capabilities and limitations Furthermore it allows more efficient use of the application and makes it easier to learn
42. built We use this field to extract Statistics per region In our Tasks we want to know A description of these The date that the task will start The date that the task will finish The task state pending start start finish The employees that will work in this task The project that contains this task In our repairs we want to know 63 A description of these The solution date The repair level to calculate the KPIs Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems GUI Prototypes Once we have made use cases an estimate of the design of UML class diagram and make a report with the general characteristics that will contain the new GUI we have had a meeting to try to make a design using prototypes of the new graphical interface To make the prototype we will use the prototype life cycle To do this we will be presenting our prototypes on paper until the coordinators are in agreement We do the prototypes on paper because we can correct easily that the coordinators said at the moment Finally once the coordinators are totally agree we will build the final design using Visual Studio Net In the next figures you can see how the prototypes were made We built prototypes with Uml diagram and use cases In this way the coordinator said any comments could see when we were developing them The prototypes have been built always thinking about th
43. cal user interface layer For this we will have for each module of these classes GUI design Why do we have to do a GUI study 20 The computerization work of the company has led to the need to develop applications for the particular requirements of the company and the workers require them to become familiar with their management Traditionally it has emphasized the technology instead of the user when we are developing an application However the software design has evolved to ensure that user needs are achieved and systems are more intuitive and friendly Two neologisms allow us to measure the suitability of the software to the capabilities and the limitations of the user Usability and accessibility lt is intended to disseminate to achieve greater productivity and comfort to users The objective of designing the interface for our production module is that nobody is limited in the use of something because of these differences and it can be an application that helps to display information in a simple and intuitive way We briefly define what is usability and accessibility according to NIELSEN J 21 The usability of a system is a measure of its usefulness ease of use ease of learning and appreciation of the user for a task a user and a given context A usable application is that allows the user to concentrate on their task and he doesn t concentrate on its implementation A sentence that clearly defines the importance of interfaces is pu
44. ception e transaction Rollback throw e Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems This is very intuitive and easy to detect errors because we do not mix the layer interface with the layer of business logic The exceptions are at the top of the function and the software throws the exceptions if any restriction of the user cases is true Finally at the end of the function we update the data The source code on GUILayer private void gestelecomButtonFinish_Click object sender EventArgs e LEY The function GestelecomAplicacion Fachadalnterfaz OperacionesObra finishProjec t _ project proj ectia Observer Pattern this formPrincipal updateallforms catch Exception err MessageBox Show err Message Error MessageBoxButtons OK MessageBoxIcon Error In the GUI layer you can see only the name of the function and a sentence try catch to capture the exception if is produced Calendar Building For the implementation of the timetable we have relied on the use of a grid which we have made a query in which we look for tasks that are within a week we have created the following class TaskCalendar that we will use to save in the grid as Dataset In the following picture you can see the UML diagram 75 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis
45. competitive environment SAP SCM is part of the SAP Business Suite which gives organizations the unique ability to perform their essential business processes with modular software that is designed to work with other SAP and non SAP software Organizations and departments in all sectors can deploy SAP Business Suite software to address specific business challenges on their own timelines and without costly upgrades SAP SCM can help transform a linear sequential supply chain into a responsive supply network in which communities of customer centric demand driven companies share knowledge intelligently adapt to changing market conditions and proactively respond to shorter less predictable life cycles SAP SCM provides broad functionality for enabling responsive supply networks and integrates seamlessly with both SAP and non SAP software The application e Delivers planning and execution functions that are integrated by design e Supports best practices and provides preconfigured software for enabling collaborative business accelerating implementation and reducing costs e Is recognized by key industry analysts as the market leading SCM application Planning Real time demand and signal based replenishment need to drive supply chains Companies need to balance supply and demand and run their businesses based on actual versus forecasted demand With SAP SCM you can model your existing supply chain set goals and forecast optimize and sche
46. d balanced scorecard will allow you to verify through the monitoring of a series of key indicators if the defined strategy is being correctly implemented in your organization Other characteristics Usability security easy of integration modularity The system has been designed to ensure a superior and productive on line user experience while being securely accessible from anywhere Integration with other solutions and extensibility by third parties is also possible Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems hn OPENBRAVO ERP y gt e E H E P m Z w z zz gt er Mu oO w aT EE Li Z AH EA FA GI HA O ec T i T w i EES FES FE z9 z lt 5 lt x lt lt ct lt cs on a z og cH a Z Lu J n 3 O FINANCIAL MANAGEMENT ACCOUNTING Master Data Management Figure 7 Openbravo structure http www openbravo com product erp features SAP Main Features 3 SAP Business Suite is modular enterprise software that supports end to end industry processes This means SAP can effectively coordinate business and IT strategies at the same time Comprehensive business process support with industry level specificity helps to execute strategies that save operational costs or stimulate productivity without the complexity of managing multiple technology platforms CRM Business
47. d global visibility of different transportation process steps and higher transparency e Improved warehouse efficiency and extend real time visibility and control of warehouse operations e Reduced costs of goods sold throughout your company Collaboration To meet pressure to reduce costs while increasing innovation challenges you may do business in regions and countries where costs are lower develop and maintain relationships with global suppliers or outsource nonstrategic activities to suppliers To do so you must foster collaborative relationships with suppliers outsource manufacturers and customers SAP Supply Network Collaboration included in SAP SCM helps you connect to and collaborate with e Suppliers Give them easy and seamless access to supply chain information to facilitate your ability to synchronize supply with demand e Customers Provide broad capabilities for replenishment including min max based vendor managed inventory VMI and for exclusion of promotions and transport load building e Contract manufacturers Provide easy seamless access to supply chain information by extending visibility and collaborative processes to their manufacturing processes Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Key Collaboration Benefits of SAP Supply Chain Management With SAP SCM you can gain these benefits e Streamline collabora
48. d to unnecessary tasks o Possibility of losing a business opportunity because of development time Developing an application takes time and perhaps the company change it business throughout this period have lost an opportunity In the state of the art section we have seen two ERP and in the following section we will analyze two ERP an open source ERP Openbravo and one of the most important moment SAP and three ERP that is currently used along with the proposal to build a new module we will define the characteristics of each option and we will draw a summary table with the conclusions 31 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Conclusions In the following table we can see a Summary of the costs of each ERP If we consider that we already have an ERP software installed it seems risky to reconsider the change of software Anyway here you can see the study of the costs Software Nefepyme 10 Openbravo 34000 customization Inaccessible cost Current Software 12000 Gestelecom 2340 Solupyme Gestelecom Table 6 Summary cost of the diferent types of ERP 32 Description It would take all the modules but the standard production modules should suffer a severe customization It would take all the modules but the standard production modules should suffer a customization and adaptation It involves having all the
49. dated KPI installer Associated requirements Precondition Description The coordinator and management want to know if an installer does Requirement the projects correctly In case of the installer doesn t do the project correctly the company wants to know why This requirement is related with improving the quality of the company AA Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Specific Data Projects that have tasks in a period Actors Coordinator Management Weather Forecast Associated requirements Precondition We need a Project location to know it Description The coordinador will have the posiblity o have a weather forecast in Requirement the currently week Specific Data Name of the project Latitude Longitude Actors Coordinator Business restrictions Conclusions To make a better approximation of what we have done it will be the module diagram using BPMN among managers of the company and the manager of information systems This will help us to get a clearer idea of what is needed in the module and how the company operates under the idea of management Once we have done the BPMN diagram we have more clearly what the coordinators want We want to describe with more detail the software Requirements for this we have used the user case with the coordinators 45 Building a production module for a telecommunicatio
50. dule is redundant provides us the flexibility to accommodate different user preferences system settings or abilities of the user We must provide more than one way to enter data to interact with the application and display information For example we will use two different ways to add tasks one of this is in the calendar and the other way will be in the project e It should reduce the memory load of users e Simplify the tasks An important component of the administrative work is data entry This task can be optimized in terms of speed of loading and decrease the load on the memory if we follow these recommendations e Provide default options We must assign a default entry for each field for this we will use the most frequently charged and if is necessary should be easy to change for another different value e Prevent the development of the task depends on the memory of the operator The operator does not have to remember complicated codes e We need to delegate work load a necessary ergonomic principle is to avoid repetitive tasks performed by the operator if the machine can do it Therefore the cursor will automatically be placed in the right place to start or continue the load from one field to another automatically Also if the input data includes such a unit this should not be charged again and again by the operator it also includes the unit in the field by default e Provide shortcuts Shortcuts are keys and combination keys that a
51. dule time materials and other resources with these planning activities e Demand planning and forecasting e Safety stock planning e Supply network planning e Distribution planning e Strategic supply chain design Key Planning Benefits of SAP Supply Chain Management SAP SCM enables you to e Increase demand accuracy and order fulfillment satisfaction levels e Reduce inventory levels and increased inventory turns across the network e Increase profitability and productivity e Integrate sales and operations planning process Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Execution To meet the challenges of rapidly changing market dynamics your company needs to synchronize all logistics transportation and fulfillment operations in a 24 7 always on environment SAP SCM enables you to carry out supply chain planning and generate high efficiency at lowest possible cost You can respond to demand through a responsive supply network in which distribution transportation and logistics are integrated into real time planning processes Features include e Order fulfillment e Procurement e Transportation e Warehousing e Real world awareness e Manufacturing Key Execution Benefits of SAP Supply Chain Management With SAP SCM you benefit from e Improved order production and execution tracking with RFID enabled processes e Seamless integration an
52. e Events of Type Message can be used see figure bottom right 100 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Inclusive This Decision represents a branching point where Alternatives are based on conditional expressions contained within the outgoing Sequence Flow In some sense it is a grouping of related independent Binary Yes No nda Decisions Since each path is _ independent all combinations of the paths may be taken from ci zero to all However it should iS be designed so that at least one AS path is taken A Default na Condition could be used to l ensure that at least one path is N taken There are two versions of this type of Decision The first uses a collection of conditional Sequence Flow marked with mini diamonds see top right figure The second uses an OR Gateway usually in combination with other Gateways see bottom right picture Merging OR BPMN uses the term Join merge to refer to the exclusive combining of two or more paths into one path also known as an a OR Join A Merging XOR Gateway is used to show the merging of multiple Flow If all the incoming flow is alternative then a Gateway is not needed That is uncontrolled flow provides the same behavior Looping BPMN provides 2 two mechanisms for looping within See Next Two Figures a Process Activity Looping The attribut
53. e Architecture in Requirements Engineering Position Statement pp 241 s l IEEE Computer Society Press 1994 15 KAVAKLI E P LOUCOPOULOS Goal Modeling in Requirements Engineering Analysis andCritique of Current Methods pp 102 124 s l Information Modeling Methods and Methodologies 2005 16 KAVAKLI E P LOUCOPOULOS Goal Driven Business Process Analysis Application in Electricity Derregulation pp 187 207 s l Information Systems 24 3 1999 17 YU E Modeling Strategic Relationships for Process Reengineering s l PhD Thesis University of Toronto 1995 18 OMG Business Process Modeling Notation BPMN Specification http www omg org Online February 2006 19 SARFATY PAUL R SMITH amp RICHARD Creating a strategic plan for configuration management using Computer Aided Software Engineering CASE tools Paper For 1993 National DOE Contractors and Facilities CAD CAE User s Group 1993 20 MACHATE JOACHIM La importancia de la usabilidad http www se radio net podcast 2009 02 episode 127 usability joachim machate Online 21 NIELSEN J Usability engineering AP Professional Boston MA 1993 22 NORMAN El dise o de las cosas cotidianas Buenos aires D Planeta 1990 80 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems 23 TEJA GUILLERMO M MARTINEZ DE LA Usabilidad en sistemas de c mputo software y sitios
54. e productivity of the coordinator for this reason we have changed the order of some fields in the form Furthermore we have been built thinking if we use small monitors because the coordinator can use the laptop screen For this we have thought to use Split panels and Hidden panels because if we have panels that is difficult to view in our small screen we can see expanding the panels associated Figure 22 Split panel example We have also proposed that panels will be able to expand if the resolution is greater since Net Forms has a property called dock gt Fill They are marked with arrows that span 64 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems In the following figures you can see the four prototypes that have made TS o e E j Am 3 y we 2 AN A i p N vt a 4 aufa d 5 2 aS oA O r E os ARRE at k A Pa a Y 3 AN x A ow 3 ON aioe 3 lt g iai t s Y gt gs g S2 0 cS Uy sTAuce 4 Cdad MUSTALLEL A al Z L Ww 2 INSTALLER Figure 23 Prototype design of the calendar 65 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems TR Ay P yr yi LY IN Per ert ISWSMAL YIM W e Cy y YE TP TRA ef 1 LN EA La LL SV VA 7 Y yy ray y pro a a oe y ev
55. e second version of Gestelecom is built Furthermore we need to compare if we can gain with the projects For this reason we calculate the profit that we want to gain with a customer In Pricelist management we can guess if an installer is productive or not we compare his productivity with his expenses salary travel expenses Project context The project is based on studying the need for a new production module for the company or the possibility of acquiring a software package that will solve the problems that the company currently has in terms of production will tell more about it in the next chapter Study of two Enterprise Resource Planning In this section we will revise the main features of the two kinds of ERP that exists currently The first ERP is Open Bravo that is an ERP opensource software Open bravo is installed in a web plataform The cost for adcquiring this software is completely free but because of the great complication of implantation of the application there are companies that assist in the implementation of the software where we will need to pay it The second of these that we will analyze is SAP SAP is not open source software and is a win32 application The cost of acquiring this software is via annual licenses Openbravo Main features 2 Its functional coverage includes all areas of an integrated management system Additionally this same application seamlessly integrates the rest of the areas starting wi
56. es of Tasks and Sub Processes will determine if they are repeated or performed once There are two types of loops Standard and Multi 101 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Instance A small looping indicator will be displayed at the bottom center of the activity Sequence Flow Loops can be created by Looping connecting a Sequence Flow to an upstream object An object is considered to be upstream if that object has an outgoing Sequence Flow that leads to a series of other Sequence Flow the last of which is an incoming Sequence Flow for the original object Multiple The attributes of Tasks and Sub Instances Processes will determine if they are repeated or performed once A small parallel indicator will be displayed at the bottom center of the activity Process Break A Process Break is a location in something out the Process that shows where of the control of an expected delay will occur the process within a Process An makes the Intermediate Event is used to rocess pause show the actual behavior see i l ge ee Mi niht figure in addiion poco seen ee Process Break Artifact as Response T designed by a modeler or modeling tool can be associated with the Event to highlight the location of the delay within the flow Transaction A transaction is a Sub Process that is supported by special protoco
57. esores com Online 2 http www openbravo com product erp features Openbravo Features Online 3 http www sap com solutions business suite index epx SAP Features Online 4 PRESSMAN R S Ingenier a del software Un enfoque pr ctico Madrid McGraw Hill Interamericana de Espa a 1997 5 ERICH GAMMA RICHARD HELM RALPH JOHNSON JOHN VLISSIDES Design Patterns Elements of Reusable Object Oriented Software s Addison Wesley 6 MOLICH R NIELSEN J Heuristic evaluation of user interfaces Proceedings of ACM s l CHI 1990 Seattle WA 7 MACHUCA DOMINGUEZ Direcci n de operaciones s l McGraw Gill 8 TRAYLOR POLLY S To build or to Buy IT applications http www infoworld com article 06 02 13 74880_07FEbuildbuy_4 html Online 9 LUTCHEN MARK Former global CIO of PricewaterhouseCooper 10 Asivalco Proyecto NeFePyme implantacion de ERP a coste subvencionado http www nefepyme es Online 11 YOUNG RALPH R Effective Requirements Practices s Boston Addison Wesley 2001 12 BLEISTEIN S K Cox J Verner Strategic Alignment in Requirements Analysis for Organizational IT An Integrated Approach Santa Fe USA 202 ACM Symposium on Applied Computing 2005 13 BUBENKO J A Experiences from Testing Enterprise Modelling A Requirements Acquisition Method Dagstuhl Seminar System Requirements Analysis Management and Exploitation Alemania Dagstuhl 1994 14 JACKSON M The Role of Softwar
58. essed in the design review of the evaluator in terms of the principle or heuristic proposed above 50 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Logically we are looking for experts of usability evaluation and design of user interfaces but due to company policy it is impossible to find people skilled in this area To remedy this shortcoming have developed a guide of recommendations for have a minimum idea of usability Usability Recomendations 28 This section contains recommendations for the ergonomic design of IGUS It is recalled that the fact that these recommendations are followed does not guarantee the usability of the application This recommendations guide attempts to optimize the relation between Operator Task Machine in the workplace where It was analyzed ergonomically the IGUS applications Presentation of Information The interface designer has to propose the organization of elements on the screen and between screens the font color use of graphics and illustrations animations and navigation system Organization and distribution The composition is how to sort and organize the elements of the image in space which gives us the structural format Speaking of membership implies a certain order with all components participating in it equally The information in the upper left is the most important since it is the first to
59. fic Data Project End date Actors Coordinator Business restrictions All the tasks have been finished and there aren t unsolved repairs 73 Building a production module for a telecommunications company Post condition Javier Sansaloni Talens NTNU Master Thesis Information systems The system must save the end date as now The system will update automatically all the forms And the source code in the Business Layer public class OperacionesProduccion public static void finishProject string projectld Excepciones GET selected the project Project ob getProject projectld ISession sesion SesionGestelecom GetInstance sesion ITransaction transaction sesion BeginTransaction cry RESTRICTIONS amp KKK KKK KK KK KK KK KKK KK KK KKK foreach Produccion Repair r in Fachadalnterfaz ProductionOperations getRepair projectld if r SolveDate null throw new ExcepcionGestelecomElementoNoEncontrado The project can not end because there is a repair that is not resolved foreach Produccion Task oT in Fachadalnterfaz ProductionOperations getTaks idObra if oT state idStateTask Production Task StateFinished Excepciones throw new ExcepcionGestelecomElementoNoEncontrado The project can not end because there is a task not finished 74 ob projectFinished true sesion Update ob transaction Commit catch Ex
60. focus on that Improvements The company wants to improve the production so the software has to have some characteristics A partir de ahora la empresa desea mejorar a n m s la producci n y quiere que realice las siguientes caracter sticas 71 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems The installers have to enter in a website to be able to download the pictures With these pictures they know well the project that they will do Even they have installation manuals of the projects that are doing The coordinators following the technologist and the type of work will have to introduce the documentation in the application To do more performance reports 78 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems CHAPTER 12 Conclusion and further work The accomplishment of an investigation for construction of a module for a company is not a simple task We must carry out many tasks and many artifacts so that the implementation is carried out correctly As were in the company it has helpful served to be able to carry out the project to me since have not had an exigency since the work required investigation The realized investigations have been basically the study of because the company needs the module since there have been many incidences and it was req
61. his task should be done in the framework of design science i e the new module is the artifact and the need and relevance of the module compared to e g buying an existing system must be shown A rigorous evaluation of the artifact should be performed We will define the requirements that we will build in our project The module should have among other things e A graphical user interface that fits perfectly with the coordinators This GUI will help to streamline the management process e A module that the coordinator knows what he is doing at all times e A module that attempts to consolidate all the common tasks that a coordinator can do e A module that is based on standard production processes e A study of whether it is better to build or buy the new module e Geta high level of satisfaction by users For do this we will use a research about if is interesting to acquire a module due to the problems of the company We will use the historical data that we have in our company to evaluate if the coordinators have necessity to automate the production of the company We will compare if is better to build or to buy a new module of the company we will use empirical data and another researches Once we have the decision we will build new software and for do this we want to study the necessities of the coordinators we will use polls Then when we will do a BPMN diagram to standardize the production process of our company and we will do the use
62. integrated You need internet connection Owner component Customizable It requires much time and there are other solutions better Carnacgis 31 Tool elaborated You can use without internet by Microsoft that offer a lot of connection ways to see the maps GMap Net 32 Open source You can access to the source It requires internet component code connection if the map is not loaded Open source tool If the map has loaded once time you don t need internet connection cache After we talk with the boss we decided that the best tool for mapping was to GMap Net because it is a free tool To do this decided to try to learn how to use the component made a test project and when knew how to use each function using the component documentation and we could use the component 69 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems GMap features We will describe the features that have GMap and we will show a picture of the component Free Open source NET control Cross platform in Windows Forms and Presentation Supports caching Cached Map DB list Many hands make light work Maps Icons configuration i ee Z Start Lat 54 7187707709935 Ln aan A yn _ es o J ARA skin ger Vilnius LT 10013 Lietuva Se Seay Rokantiskes St Oa ee O Welcome to Lithuania MOr Y EIN Ip 5 lt Figure 27 Exam
63. l that insures that all parties involved have complete agreement that the activity should be completed or cancelled The attributes of the activity will determine if the activity is a transaction A double lined boundary indicates i that the Sub Process is a Transaction Nested Embedde A nested or embedded Sub There is no special indicator for nested 102 wao k Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems d Sub Process is an activity that shares Sub Processes Process Inline the same set of data as its Block parent process This is opposed to a Sub Process that is independent re usable and referenced from the parent process Data needs to be passed to the referenced Sub Process but not to the nested Sub Process Group a hbox A grouping of activities that around a group does not affect the Sequence of objects for Flow The grouping can be used documentation for documentation or analysis purposes purposes Groups can also be used to identify the activities of a distributed transaction that is shown across Pools Off Page Generally used for printing this Connector object will show where the Sequence Flow leaves one page and then restarts on the next page A Link Intermediate Event can be used as an Off Page Connector Association An Association is used to associate information with Flow Objects Text
64. lers Worked hours Availability Working hours Worked hours Hours that doesn t have tasks Total Days Hours days Dj Gestelecom 2 1 5 29th May 2009 General TES cerdos HEEE Week Y isa Caption Ed e Ey Ea malai 55 ae color project Installer 25 05 2009 26 05 2009 27 05 2009 El 29 05 2009 3ojosjzo09 3ijosjzo09 gt 50 PARCFECHOLO E CUMBRES SAN ANTONIO EJ Mw INSTALACIONES ENLACE BA PARCFECHOLO CUMBRES SAN A PARC TECNOL PARC TECNOL CUMBRES SAN A Installer 2 Installer 3 Installer 1 Installer 4 PARC TECNOLO In the central parte we can see the planning in the left part in gray color we will see all of the installers that are currently in the company In the right part we will see all of the tasks that we have in a week they will be showed by colors Now we are going to describe the different types of task that we have Caption Description This task is a vacation day Vacation days are created by staff from Human Resources Management A coordinator cannot create tasks when there is a vacation day He also cannot modify the holidays he should consult with staff in Human Resources Tasks are always represented by the red color This task is a not finished task The coordinators can add edit or delete this kind of tasks This task is a finished task The coordinators can add edit or delete this kind of tasks
65. line processes and obtain information The best resource for the new companies is the information mean today the information is very necessary with the new technologies Employers who are responsible to decide in their companies have begun to understand that the information helps their business and also can be one of the best critical factors that can show us if the company work is successfully or not 1 In recent years organizations have recognized the importance of managing key resources such as the working hours and the raw materials ERP applications are often used to standardize business processes and unify data the importance of that software in the companies is growing every day Although we also can say that in some cases the ERP software doesn t solve some business problems because there are processes that aren t standard or common Moreover if we would create a module for our company it has to be usable The usability is very important because that and the automation will help to increase the performance of coordinators This project is a study of a particular case of a telecommunications company in which it has found a problem with the production process In This Project we will be able to solve each problem that will appear in various stages of construction our module These steps include a study about if there are problems in the selected area of business whether buying or building a new module heuristic techniques and me
66. llow to users to realize the most common actions since they directly use the keyboard instead of mouse In this way we gain efficiency and flexibility of use These shortcuts are invoked by pressing CTRL plus one or more characters It is recommended to respect the shortcuts of the operating system because it helps in the ease of learning and the prevention of errors that will have to maintain consistency with the Operating system We will use the shortcuts in the following combinations Combination Description CTRL N New element CTRL S Save CTRL F Find Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems CTRL E Edit Element CTRL C Copy CTRL X Cut CTRL P Paste Table 8 List of shortcuts that we will use in our module After we ve reviewed the most important features of the GUI and how we are going to make it we will specify the design of our user interface depending on the features agreed in the previous paragraphs General feature of our GUI Our graphical interface is made up of a panel that will have all the functionality of the production module of our application If a coordinator has dual monitor we will have to offer them the chance to use it We will use the Tab Control component because we want to separate tabs with different panels because we cannot put in a window all functionality this is not usable due to information overl
67. lors is not unique for each different screen Each screen must be studied individually and examine how well the color is handled between the different screens of the application In our case have tried my 54 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems interface in all of machines that have and have asked to each coordinator if they have any problem in the contrast of the colors that have chosen The Fonts in the Graphical User Interface We must use the default font of the operating system We will use some resources to classify the information In the communication relationships between the operator and the application it is essential to a proper hierarchy of elements in the interface Regarding the hierarchy of the text is recommended to use different font sizes and color before changing to italic or bold Icons in the GUI Verify the need for a set of icons We live in an age where the image is very important in our environment However not all images are necessary nor they have the desired aesthetic and functional quality The first thing is to ask whether it is necessary to have some non alphabetic signs We need to select a metaphor and represent it adequately Users must determine intuitively the use of an object to link it to another real world Use appropriate verbal redundancy We need to use icons used earlier we must alwa
68. ly integrated with Openbravo POS Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Financial Management and Accounting Chart of accounts accounts budgets taxes general accounting accounts payable accounts receivable bank accounting balance sheet P amp L fixed assets etc The financial management and accounting functionalities are designed to minimize manual data input on behalf of the user thereby freeing them from tedious routine tasks and allowing greater focus on other more value added tasks This increase in productivity is due to the financial department acting as collector of all the relevant actions generated from the other management departments This occurs in such a way that these have an automatic reflection in the general accounting in the accounts receivable and accounts payable as soon as they are produced Business Intelligence BI Reporting multidimensional analysis OLAP balanced scorecards Nowadays business organizations handle a great deal of data in the practice of their business activities This does not necessarily mean that they have available to them the necessary information for the management of their enterprise The BI component of Openbravo ERP integrated into the management system will help you to monitor of the state of your company providing you with the relevant information for decision making The predefine
69. ly or monthly charge If he has not enough work for the week he can ask some customer Another task of the coordinator is to organize the installers in the best way The coordinator is the most important if we want to make production module He has the Tactic and Operation Plans of our company e Installer is responsible for to do the tasks that the coordinators assign to him to do He must do the work efficiently Management Quality Information Coordinator Systems Resources Installer Management Figure 4 Employees Diagram Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Information Systems Context For the reason that the company is continuously growing the exchange of information is also growing Inthe following paragraphs we will explain with details how the company has evolved from its early years to the problems of today in terms of information systems In the early years only it used an application done in Access coordinators inserted every Project that they was doing the company only carried out the accounting with specific software Gestelecom 1 0 About year 2002 Talens Plisman created a software that had two modules the Delivery Notes management and the Project management called Gestelecom 1 0 It was a software that controlled the Delivery Notes Collected and the Delivery Notes not Collected The software wa
70. merNumber string ProjectFolder string InstallationType InstallationTypeld string name string Comments string StartPrevisionDate EndPrevisionDate latCoordinate longCoordinate CustomerListPrice CustomerListPriceld string Name string DetailCustomerDeliveryNote DetailCustomerDeliveryNoteld string productReference string description string amount double price double CustomerListPriceltemld string reference string SmallDescription string DefaultAmount double Price double SupplierPrice double Taskld string TaskStartDate TaskEndDate Description string Project Respons ble Employee Employeeld string ldnumber string Name string MidName string LastName string nss string adress string town string post number string nationality string birthdate string civil status string Regionld string Name string Operatorld string Name string Address string Town string PostalCode string Email string bussinessEmail string photo byte Figure 21 UML Diagram of the module SendDate Year int Repairld string Description string SolutionDate SupplierDeliveryNoteld string date string number string ModificationDate Comments string tagSolupyme string InvoiceDate ptid
71. much money and prestige of their customers because of these problems Due to the large growing of the company and the problems outlined above this company wants to have under control the production After having carefully studied the historical data of the company conclude that it is very urgent for the development or acquisition of a new production module that fits as closely as possible to the policy of our company and work for the following reasons orderly most to least importance 1 New demands from customers Due to the global crisis there is much competition between the companies and customer demand increases therefore customer requires Projects perfectly done so we have to be controlled production through a module all the Projects done 2 Excessive work of the coordinators the work of the coordinators has increased steadily over the years and today it is impossible to memorize all the projects for this reason has become impracticable by the coordinator and he has led so many problems when he wants planning a task or to do project management 3 Improving the quality of the company the company wants to increase the workload and the quality of their work so the company needs the creation of management elements that help us to find where is the problem and who is responsible of the problem What must be developed what does the company want to do if it bases on the above conclusions e The Talens Plisman management wants to kno
72. n Cee ry E E A en ee 32 CHAPTER 7 What Do Want to improve SYSTEM ANALYSIS cccccsssseceeeeeeseeeeeeeeeceeeeees 33 FIS COMUACE aia sides 33 List candidate requirements cccccssseccccsseeceesusecceceensececuuaeeccessueeceeeeugeceeeauaeeessaneeeessegsess 33 Requirement Engineering Business Model System approach oooccnccccoccnnncnonoconnnnnnonononos 34 Capture functional requirements ssecccccesseccecseseececeussececseeuseecesaneeeeauaeceesueeessangeeeees 38 Aa O OO X P PP e E O O 45 PPR SI DESIO Narro evibaa 46 A e OC OE CO 46 GI SS et cae ea seta o o 48 Why do we have to do a GUI study 20 cccccccconnccnnnnnonononnnnnnnononanononnnconanoronnnnnnnooos 48 How can we improve our graphical interfaces oooccccconononnnnnnnononccanononnnnnnnnnnnnanononos 48 Procedures for developing the GUI occccoocnnnnccnonnnnncnoconononacononcnonnonnnnnnnnnnncnnnnnnnnannnnonos 50 Usability Recomendations 128 virmssicni ais 51 TF FOOLY DES sanar 64 Map Mana EENE sirra E r E A a s 69 OMOT U OS A A 70 Searching for a web service Weather forecaSt sssseeesessereessreresserresssrerssereesserssssereee 71 CAIDOS Mira 71 Advantages of using KPIS otto 71 CON USTO PP PU II A A A E O 72 3 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems CHAPTER 9 IMIPLEWVIEN TATION css is 73 User case implementa
73. n a holiday period The Project is not finished Description The coordinator must assign the task to installers When a taks is Requirement doing it will be marked as pending start When the coordinator mark a task as initiated the installer must be doing the task When the task is completed the coordinator will mark it as finished 40 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Specific Data Project Task state Pending start initiated finished Start date Finish date Description Installers associated Actors Coordinator Installer Business restrictions A task requires the following obligatory fields State Start date Finish date The task must have one installer or more The system cannot have in the same period holidays and tasks The start date task must be before than the end date task Post condition The system will update automatically all the forms End Project Associated RI 01 RI 02 RI 03 RI 05 requirements Precondition All the tasks have been finished and there aren t repairs unsolved Description The coordinator once the tasks have been finished and there aren t Requirement repairs unsolved must finish the Project as soon as possible Once the project is finished he will send to the customer an email The customer will check if all the Requirements of the Project are completed The coordinator must save
74. ne together what artifact we want to build in our company we will work in BPM In the next sheets l Il present the diagram and will describe how the diagram is UJ U1 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems The customer has the need to do a project and it calls to one of our coordinators Also the coordinator if he has availability can ask to the customer if he has projects available The coordinators will call with the customer and they will check if there is availability If the customer and coordinator are agree the coordinator will create the project From that moment on the coordinator will do two tasks the first production task will be to assign employees and tasks to the Project When the coordinator assigns tasks to the project indicate the employees to perform the task and the start date and end date of the task In the second task invoicing task the coordinator will do a budget of the cost using the customer item list The customer will respond if the budget is correct or not Once the budget is done the coordinator will make a delivery note and he will send it to the client the client will respond if the delivery is correct or not While the installers are doing the work they have to take photos After the installers have to send the pictures to the coordinator when the work is finished because they have to demonstrate both custome
75. nformation systems Once completed the project we carried out an analysis of the results of deploying the application therefore we have become used to the polls in which a user will think of the new module built Finally we will detail the possible improvements to be made using the polls to users of the application and other improvements proposed by the company Due to lack of time to implement these proposals will be addressed in the next iterations Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems CHAPTER 2 Prestudy In the following chapter we will try to describe the company context and we will explain a study of the two ERP types that we have currently Company Context Talens Plisman is a Spanish company of services that works in a telecommunications context It has around 50 employees and works only in Spain It is subcontractor of the main national operators Vodafone Telefonica Ericsson Siemens and Orange PENA a EE Figure 1Talens Plisman Logo The company began in 1997 with one clear aim to offer installations service with a very competitive price in the new technologies area In the First years the company started mounting satellite dish to Digital and only it did between 5 to 10 installations per week Year after Year the company had been expanding and changed the tasks for Digital to another more complicated that re
76. ng e Problems to know where are the sites e Problems with planning the installers projects e Problems to know when who have holidays e Problems to know the workers productivity e Problems with planning external factors like the weather the rain can suspend the task We have detailed the coordinators problems so now we need to show the requirements that the new module would have in our system For this reason is very important to expose the requirements of the new module 33 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Requirement Engineering Business Model System approach The consequences of not capturing requirements are detrimental to all actors Analysts do not know what the customer wants and they cannot know delivery deadlines and customers spend so much money Requirement engineering has an important role in the process of software production with focus on defining what we want to produce generate accurate specifications that clearly describe unambiguously the system and consistently the behavior of this need to know exactly what the company wants also need to know the software requirements for to build our artifact This type of requirement functional requirements specifies something that the delivered system must be able to do Another type of requirement Non functional requirements specifies something about the system itself
77. ning of two or more parallel paths into one path also known as an AND Join or synchronization A Parallel AND Gateway is used to show the joining of Coi pensation Association 99 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems _ multiple Flow Decision Decisions are Gateways Branching Point within a business process where OR Split the flow of control can take one or more alternative paths Exclusive An Exclusive Gateway XOR restricts the flow such that only F one of a set of alternatives may Data Based pt be chosen during runtime s There are two types of Exclusive Fvent Rasej Gateways Data based and Event based Data Based This Decision represents a branching point where Alternatives are based on Condition 1 conditional expressions contained within the outgoing Sequence Flow Only one of the Alternatives will be chosen Event Based This Decision See next five rows Event Based This Decision shows a branching point where Alternatives are based on an Event that occurs at that point in the Process The specific Event usually the receipt of a Message determines which of the paths will be taken Other types of Events can be used such as Timer Only one of the Alternatives will be chosen There are two options for receiving Messages Tasks of Type Receive can be used see figure top right Intermediat
78. ns one laptop screen and another screen 94 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems G BPMN Notation BPD 3 This table displays a list of the business process concepts that could be depicted through a business process modeling notation Element Description Notation Flow Dimension e g Start Intermediate End Start None Message Timer Rule Link Multiple Intermediate None Message Timer Error Cancel Compensation Rule Link Multiple End None Message Error Cancel Compensation Link Terminate Multiple An event is something that happens during the course of a business process These events affect the flow of the process and usually have a cause trigger or an impact result There are three types of Events based on when they affect the flow Start Intermediate and End As the name implies the Start Event indicates where a particular process will start Intermediate Events occur between a Start Event and an End Event It will affect the flow of the process but will not start or directly terminate the process As the name implies the End Event indicates where a process will end Summary of BPMN guide http www visual paradigm com documentation bpmnspec jsp format pdf Ja OON Maa Name or Source e A Start Sout PS yy il Intermediate O
79. ns company Javier Sansaloni Talens NTNU Master Thesis Information systems CHAPTER 8 SYSTEM DESIGN In the next chapter we will describe the best practices for defining the design of the graphical user interface the structure of the software data and the best practices for the production process Application structure We will realize the aplication using the three layer model The three layer model will have the following layers 1 Presentation Layer In this layer we will have our Graphical User Interface this layer will communicate the commands of the users and it will provide a information of the state system This layer is communicated with business layer 2 Business layer here we will do all the business rules and any restrictions that we will find all the preconditions are to come prepared in the use cases We also recover the data from the presentation layer needed to display This is where we store the objects that make up our application 3 Database layer This is where the data reside and is the layer responsible for accessing them We will use the database manager SQL Server 2005 To communicate our layers we will use the facade design pattern we will communicate the presentation layer with the layer of business we will communicate the business layer with the data layer using ORM Nhibernate database manager 46 Building a production module for a telecommunications company Javier Sansaloni Talens
80. oad Figure 15 Tab Control Example Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems How can we ensure that the user can use dual screen or a screen The coordinators and meet us to treat this problem and we thought that it would be interesting to give in an intuitive and easy way to change from one to two monitors We wanted that the coordinator could choose the tabs that he wants to put in the second monitor in a freedom way How do we choose the tabs to join them to the other screen If we press the right button on the tab that we want to separate it will appear a context menu that will offer the possibility of separating the tab in the tab control Once it is separated the coordinator will may add it to the monitor and maximize it from that moment we will have two monitors in the application If the coordinator wishes to close the tab automatically independent it will join to the Tab control Tab 1 Tab 2 Tabi Separate in other form Tab 2 BEE gt Figure 16 Diagram of what we build Once we have determined the structure of the external application we have to consider a possible internal structure within each form panel To do this we will use based on widgets We will build on the widgets and we want to show as many details as possible to the coordinator We must remember that in the previous guide we recommend that the number
81. odule for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems B List of figures Heure Talens PlsmarLo COn direc 7 Figure 2 Example of Mstala OM rra ria 8 Figure 3 Example Solar Energy InstallatiON ooocccnncoonnonononononnnnnnonnnnononccnnnnnronnnnnnronnnnns 8 FISUre 4 Employees DIAG Fam sarria 9 Figure 5 Gestelecom 1 0 Capture cccccccssscccccssecceceseecceeeeseeeeceseuscceseeeeceeeseeeceseeaaeeessaeeeeees 10 Figure 6 Solupyme Net CAD tl Ciao mita cae 11 Figure 7 Openbravo structure http www openbravo com product erp features 16 Figure 8 Scheme of the each phase and the artifacts associated oocccccooononnncnonnnnnnnnnnooss 22 Figure 9 Coordinator s timetable cccooooccnnnonoonnnncnannnnnononacononnononnnnonannnnonnrnnnnonarrnnnnnnnnnos 29 Fiebre LO BIVIPIN Examinar lada 35 Figure 11 Business Process Integration cccsccsseccseccessceseccneccessccsseceeccesseeseesaeessecseeeeuseees 35 Figure 12 BMPN Diagram Production Module cccccccoooccccnnnnncnonocnnnnnnononaconnnnnnanononnos 38 Figure 13 Layer scheme in GestelecoM cccccesseccceessecceeeeseccecaueusceeseeneeceeauaeeeeeaeeeeseaageeeees 47 Figure 14 Visual routes in OCCIDENL cccesscccccesseccccessecceeeeseseeceeeneceeseeneeeeeaueecessenseeeeseageeeees 52 Figure LS Tab Control Exam PS aiii ta 57 Figure 16 Diagram of What we build
82. ompany Javier Sansaloni Talens NTNU Master Thesis Information systems Figure 12 BMPN Diagram Production Module Capture functional requirements Once we have made the BMPN diagram we met the company and to try to capture the requirements system We used the use cases to perform the capture of requirements as we had the BPMN diagram we had the requirements but in a generic way The diagram of use cases will provide us to describe in detail way each of the requirements that we will perform with the company to enable this task we performed a table 4 in which with the help of the company draw up every feature that may contain each requirement We show the model table RI 01 Requirement name Associated requirements Precondition Description Requirement Specific Data Business restrictions Post condition Check Availability Associated requirements Precondition Description The coordinator must find out if there is availability in the week in Requirement which the client wants to do the project If there is availability and the project can be done the coordinator will say that they can accept and do the project to the client Otherwise he must say that it 38 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems cannot do the project or renegotiate with the customer Actors Coordinator Customer Worked hours Specific Data
83. oyees The system only will show the employees that have contract currently in the company You can add a group of employees if you do click in the tab Groups Find by Resource Find by Group i T gt 200360504 MOARE eooo oo 20036950 Installer 3 20036950 Installer 1 Restrictions when we want to create or edit tasks e We cannot create or edit the task if there are holiday s tasks e The start date must be before than the end date e fthe project is finished we cannot create edit or delete a task of this project Repair Management Form Repair management Form is responsible for creating editing and deletion of the repair of our company 88 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems rear dh by lp hi1 10 EA IE Jol jae Description Solution Date Solved Level Project Rellenar valor PARC TECNOLOGIC In the upper region we see a panel of repair management that can browse the various registers add repairs and delete repairs We describe each item and we indicate the shortcut These options are in the repair form n ba ba 1 EA Ie io fa Button Shortcut Description lt lt CTRL UP First record lt i CTRL LE Previous record FT gt CTRL RI Next record z GHT pag CTRL DO Last record WN CTRL N New Record m Delete Record x _ CTRL E Edit Record a CTRL S Save Record a Cancel
84. ple of GMap Net 70 Enable use routing geocoding and maps from Google Yahoo Virtual Earth OpenStreet 546961334816182 25 2985095977783 lietuva vilnius Show Current Marker Can Drag Map routing Add Marker V place info CETE O current location 547036971798327 lat 25 2836608886719 Ing cache routing V geocoding Y loading Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Searching for a web service weather forecast To make the prediction of time we need to find a web service by entering latitude and longitude coordinates answering this weather For this made a summary table on each of the alternatives and the potential advantages and disadvantages it has the same procedure that map component search At the end of Table describe the choice Option Advantages Disavantages Website 33 Free Unable to integrate with the application website Yahoo web service 34 Free Only valid in United States Ibm web service 35 The web service isin Cost spain Finally we discussed the manager and l and decided that the coordinators have to find in the website because we cannot use the Yahoo option and the boss does not want to spend money for a web service KPI Design KPI also known as Key Performance Indicators or Key Success Indicators KSI help an organization define and measure progress
85. quires one area responsible person who has to coordinate the tasks The company began working in the Valencian Region Today the company is bigger Even it has one office in Barcelona It is trying to take a strong position in the Spanish market Talens Plisman works in the following activities e Radio PDH and SDH e Mobile telephony GSM UMTS e Point multipoint LMDS e Solar energy installations e Professional Services e Work for the government ethylometer etc e Drive Test Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Figure 2 Example of installation Figure 3 Example Solar Energy Installation Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Types of Employees The company has different types of employees e Management is responsible for the strategic decisions and every month they seek information from statistical reports sales by area by activity sales by customer and sales by operator They have the Strategic Plans for our company e Billing is responsible for the delivery invoice produced by Gestelecom and accounting of these invoices and receipts and payments e Coordinator is responsible for coordinate Projects He usually receives a call from the customer and he decides whether to accept the work or not according to the week
86. r Thesis Information systems CHAPTER 11 Evaluation and discussion The evaluation of the new module has been successfully because the company productivity has been improved About the Requirements capture Building the BPMN diagram helped Talens Plisman to standardize the production process That even helped me to be able to do requirements estimation To know the requirements helped us to define clearly how the software will be About the usability study The usability guide study and the action of doing the prototypes helped the company to improve the user s productivity and satisfaction If the users don t feel good with the software they will reject it About the implementation The way to do the software with three layers complicate the logic application but at the same time it helps to be easier to modify it We can find where is each component function About the KPIS report The installers are evaluated and the information help us to decide For example We can be able to know if one installer isn t doing his work correctly because of the reason that there is not enough formation about his work The project helped me to try to build software for different users and also it helped me to try to do simple actions Many projects fail due to his use difficulty and because the projects do unnecessary operations For this reason think that it is very important the last note and think that the computers science have to
87. r and company that they are doing the works correctly Finally when all tasks have been completed the coordinator will end the project and he will send a notification to the customer The customer will do assessment of the work and if there are repairs he will notify to the coordinators The project won t end if there are repairs to solve Once the project is finished the company will send an invoice that the customer must pay 36 Building a production module for a telecommunications company Information systems Javier Sansaloni Talens NTNU Master Thesis auop SIU SWE 35910414 Wola g E BUIDIOAUT qua Wed qua ARO MEA h LIE sedal 24314 247 Oc lt gt yoyen es pelos 351933 cal sapo Mom UBISS paloid yo pug E palhofrayeads O UeWSIjg SuSE WOVE IO 1 patud jo pug O 5 OJPUIpI1007 a I I l AUIIGE IEAE 243043 SI AGE EAT payo ajou Manjap WoHad erre poo 4 A A de j E 3301 i Ag 4 WOnenyjeag palo WOes Ou 213734 iD Pn it fl int i a 4 gf 7 T AA A E g _ 230 435120 ypbpng 22 04 AEJ 21044 3 9 3y E atte pbpng 3112739 yanbay palold 27 Building a production module for a telecommunications c
88. r cases basing in the BPMN diagram To do the design we will define the layer structure of our application we will find about usability guide Then we will do the prototypes in paper and then when the coordinators are satisfied we will build the prototypes in Visual designer Then we will study the ways to take a map component and we will find a web service that help us to take the weather forecast Once we have finished the design phase we will build the software using the user cases and we will put the software in the company Finally we will take a poll to evaluate the improvement of the module 21 Building a production module for a telecommunications company Preestudy Historical Data Plots Layer structure Usability guide Prototypes Other aspects of GUI Study of patterns Find Map component Find weather forecast component Buy or build a module Studies of other references Compare ERPs Implementatio n Apply user cases Other aspects Javier Sansaloni Talens NTNU Master Thesis Information systems Analysis BPMN Diagram Polls User cases Implantation Figure 8 Scheme of the each phase and the artifacts associated 22 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems CHAPTER 5 Study of the need to build or to buy a new production module in the company In the next chapter
89. r first the context of the company from its growing and the description of how the company has been growing and the necessities that have had Also we will do a study of two types of ERP and we will define its characteristics If we take as reference the company we will analyze the necessities within empirical data We need to found if there is necessity to improve the production process of the current company Once we decide what we need to improve we will need to choose we will make an analysis of alternatives that we will have between buying or building a production module The chosen option is to build a module because the production process in our company differs significantly with other companies we can also say that the cost of the module in different ERP studied have been too high and required customization Once we decide to build a module we will build the module doing a first capture of requirements that will help us know what they have to build We have made the capture of requirements using the diagram BMPN that helps employers to know how to operate in their business and the analyst to know of an easy way and without ambiguity about what the employer wants Once we have completed the BPMN diagram we have to realize the use cases based on it To achieve the use cases we will build a template on which we will detail the requirements captured in BPMN diagram to make the restrictions on business and those we found Once we have done the
90. rador a 26 05 2009 26 05 2009 Distance from compan jitonio Y error A IA pa E Document 1 Ext g ber Sis j Documento de texto Y la B x 0 KB A F i R E SN P ARC TECNOLOGI Description Level Solution imbres de Ma Antonio n07 eo A gt Wellcome Javi Project Search If you want to Find or change the project you can do click in project search or put the key CTRL F The project automatically will change 90 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems gti Gestelecom 2 1 5 29th May 2009 General EN File Window MEN cer TOTO id Project Name OBRA0394 PARC TECNOLOGIC Type Servicios Profesionales Customer Technology GSM Macro Micro o Reflex Customer ltemList CEM 2008 Fecha Entrada Fecha prevista inicio 05 06 2009 Latitude Fecha prevista fin Centro Espa ol de Metrolog a Customer Coordinator AGUST N FALC N Operator ENERGIA SOLAR y OTROS N Obra Cliente Region Valencia Coordinator Tecnologo IM2SYSTEMS N2 Obra Operador Distance from compan 74 2401365291096 Km fal ncia Description EXAMPLE Start End Ra NEW TASK2 26 05 2009 26 05 2009 27 05 2009 26 05 2009 03 06 2009 27 05 2009 26 05 2009 03 06 2009 26 05 2009 26 05 2009 region
91. s a ool single Sequence Flow connecting two activities This can also apply to multiple Sequence Flow that converge 97 Building a production module for a telecommunications company Conditional flow Default flow Exception Flow Message Flow Javier Sansaloni Talens NTNU Master Thesis Information systems on or diverge from an activity For each uncontrolled Sequence Flow a Token will flow from the source object to the target object Sequence Flow can have condition expressions that are evaluated at runtime to determine whether or not the flow will be used If the conditional flow is outgoing from an activity then the Sequence Flow will have a minidiamond at the beginning of the line see figure to the right If the conditional flow is outgoing from a Gateway then the line will not have a mini diamond see figure in the row above For Data Based Exclusive Decisions or Inclusive Decisions one type of flow is the Default condition flow This flow will be used only if all the other outgoing conditional flow is not true at runtime These Sequence Flow will have a diagonal slash will be added to the beginning of the line see the figure to the right Exception Flow occurs outside the Normal Flow of the Process and is based upon an Intermediate Event that occurs during the performance of the Process A Message Flow is used to show the flow of messages between two entities that are prepared
92. s only a simple grid where all of Delivery Notes appeared and the coordinator searched these Delivery Notes using filters The company had the same accounting software Toe Tos a e Alal al ol Ars a Ps O TINTO TE ar a Pa E LOA TINA A ES a A A Eres to iO EH Timp Tee eee TSP TORE AE EHE biep eg ro Thi A H eee Eee THE Te IA H ke g Directo Li J A eer Tie rs Ai A A een ee Bee MAA IA A Eder aos Di mea dera lara ls Perla de E ai ale CANA Fah bras Terr dea ra io Peras d CE Canos air ac A A A canbe me Clean one hie bee Pie Coa HEIE di Fiii impii LT imkor iraa LA Paice Coc IIA AO E marimi LTL lis ie AT Prsirada Tenha ui i Figure 5 Gestelecom 1 0 Capture Solupyme In 2006 the company determined to purchase an ERP software because due to the large volume of invoices and data to manage the company needed to unify all of its processes this software is called Solupyme The company purchased the modules that had common processes Sales Purchasing Logistics Finance Statistics Portfolio and for other modules that would be less standard the company would decide what it to do It did a quick update of Gestelecom 1 0 to enable delivery data transfer to ERP software Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems As AE Pe Solupyme NET Soluci n modular de gesti n para pymes A bala E FE
93. standard modules and is necessary to build the production module Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems CHAPTER 7 What Do I Want to improve SYSTEM ANALYSIS First contact After we decided to create the production module we have to think about what things we should manage and improve in the company We relied on the following tasks to perform system analysis in the left column you can see a description of each task and on the right column the name of the artifacts documentation 4 Task Artifact List candidate requirements Features list Understanding the context of the system Business model or domain model and system approach BPMN model Capture functional requirements User case model GUI Prototypes Capture non functional requirements Supplementary Requirements Table 7 Artifacts and tasks in system analysis List candidate requirements Firstly we have made a list of individual improvements made to the people involved in the module In this list there are details about what is good to improve and the likely problems that can be when there is not enough information After this is good to organize a meeting to argue and try to make a brainstorming together about the new production module The following is a summary of the problems what the coordinators have following the data polls e Problems with the week planni
94. t ON cccccccsssecceecesecceeceseececuuseececsuaneceeseeueecesauseceeeauaceessaneeeeesagesss 73 Calend i BOCAS rr aa 75 CHAPTER 10 Res Sisa ae as 76 CHAPTER 11 Evaluation and GiSCUSSION ccccsssscccceessececsescecceeeeecceseueeeceeaeaeceeeueeeeesaneees 77 CHAPTER 12 Conclusion and further Work ccsscccccssssececeeesccecaeeesececeueeeceesuaeeceesaeeeeseegeess 79 APPENDIX arreire N E ias 80 Pry PIO IDN Y oirein e T EEE 80 BEIGE ON FSU rado A AA 82 cs O E E A EE E ET 83 DESCO PIO aee A A 84 E Production Module User Manual of Gestelecom 2 0 oooccccccnncccncnnnccccnnnnancnnnonanoninonaso 85 Management Production Panel ccccccssscccccsssececceeeeceecesececeeseeeceeeaegeeeesaueeeeeegeeeesaues 85 E AA EE A ET a O E vr E E E EE E T 85 Task Management FOC einna TEETE 87 Repair Management FOorim cssccsscccssccceccescccsscceccascceseceusececessecseecseusensecesseesecseeeeaes 88 Project Management PPP O Un II EEEE ER 90 EEEE En eE e E E E E A 92 F Physical structure Of the COMPANY ccccccssssseeeccceceeseccceceeeseseccceceeueseceeeeeauensceeseauenseees 94 GIBPMN Notation BPD ranas 95 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems CHAPTER 1 Introduction In this report we will try to develop a study of a necessity in a company and we will define the steps to follow for solve each problem Conside
95. th a management scope directly helping clients with its CRM Customer Relationship Management Bl Business Intelligence and POS Point of Sale 12 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Master Data Management Products components bills of materials customers vendors employees etc The correct management of the master data of your company products customers vendors etc is a fundamental aspect for guaranteeing the coherence and tracking of processes Maintaining exclusive coding avoiding duplications and sharing the relevant information among all areas of your company is one of the challenges faced today by all types and sizes of organizations Openbravo ERP helps you to organize and centralize the key data facilitating the rapid and easy flow of information among all areas implicated in different company processes Procurement Management Rates purchase orders goods receipts invoice registration and accounting purchase planning etc Openbravo ERP s handling of the flow of supply guarantees the integrity tracking and homogeneity of the entire process Each document in the supply process is based on the information contained in the previous document so that repetitive introduction of data and human errors are avoided In this way it is possible to navigate through different documents that conform to a determined flow order
96. the current edition Close Form The levels of the repairs are the following Level Description High Defects in the project are important electrical fault improper assembly the chassis does not work Medium Defects in the project are substantial poor cable connection bad cables protected Low Defects in the project are minimal poor labeling of cables has not cleared the area Restrictions when we want to create or edit tasks g9 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems e We cannot create edit or delete the repair if the project is finished Project Management In the general tab you have the management of the projects you can see in the center section that you have the project data and in the right you can manage the tasks and the repairs of the projects If we want to create edit delete a project you can see a toolbar in the upper section Di Gestelecom 2 1 5 29th May 2009 General 2 E ce ceo ld ET OQ fpr Finish 4 eek ld Project Name po iX as Description Start End Type Customer Region Walen encia 7 Technology Coordinator PS NEW TASKZ 26 05 2009 26 05 2009 55M Macro 27 05 2009 27 05 2009 Customer ltemList Tecnologo 26 05 2009 26 05 2009 03 06 2009 03 06 2009 CEM 2008 Fecha Entrada 05 06 2009 Latitude N Obra Ope
97. the pictures that the 41 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems installers have been taking in the repository Project This repository will be in a folder for each project Specific Data Project End date Actors Coordinator Business restrictions All the tasks have been finished and there aren t unsolved repairs Post condition The system must save the end date as now The system will update automatically all the forms Receive Project Evaluation Repair management Associated requirements Description The coordinator receives the customer evaluation This evaluation can Requirement have repairs The customer will evaluate the defects with three levels High defects in the project are important electrical fault improper assembly the chassis does not work Medium defects in the project are substantial poor cable connection bad cables protected Low defects in the project are minimal poor labeling of cables has not cleared the area In case of having repairs the coordinator must mark the project as not finished Furthermore he must add the repairs to the Project If the Project doesn t have unsolved repairs the Project will be finished definitely 42 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Specific data Solve
98. the wasted space and increasing your chances of operator error The current trend is the simplification of IGUS even for machine control as complex as aircraft have reduced the amount of information displayed to the operator In our module we won t use more buttons We only use the basics It is advised that there are only buttons for those functions whose result is visually obvious If the operator does not see any results will continue pressing the button impatiently asking to what s happened It is not appropriate to use buttons for actions potentially destructive because it can be activated accidentally In any real control panel buttons have this kind of physical barriers that prevent accidental activation We will use a message box that it will have two possible answers and the default will be the least destructive 52 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Color characteristics A common error in designing a screen is that it is trying to exploit the possibility of using the color you end up abusing it This causes confusion to the person who will handle it because the person is more concerned to adjust its view of the continuous change of color to the content of the information It can produce optical effects or not harmonious deviations disproportionate attention We will use only four colors in our module The following recommendations
99. thods to improve the usability quality of build module using polls usability guidelines use case The results have improved the production of the company and the system provides the necessary information to the coordinators but the coordinators want further improvement The study of the usability helps users to be ready to use the software correctly Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems TABLE OF CONTENTS AD TOCE PA e uo Ea 2 CHAPTER TL IAtToOdUC ION scsi ies coria 5 CHAPTER 2 Pres tU arterial E E 7 COMPR CON oa cai 7 PV DES OF ENPIOVEE Srta ooo apoco 9 ntormation Systems CONTO miss i 10 GeSte 2 6 8 O asar E ico ner ee 10 SOOM Manr 10 Gestelecom 2 0 UD aniones 12 PPOCCO E R a E E E o nera 12 Study of two Enterprise Resource PIANNING ssscccccsssecceceseececeeeeeeeeeaeseeceeseeeeeeeauseeeees 12 Openbravo Main features 2 is 12 SAP Main Features gt hurrera A EEEE AEE 16 CHAPTER 3 Research agenda focus questions and associated research method process WAO al q A 20 CHAPTER 4 Requirement specification Problem elaboration cccccccccccnnnnnnnancccninananananono 21 CHAPTER 5 Study of the need to build or to buy a new production module in the company no e O E A o e 23 CONCISO rea 28 CHAPTER 6 Build a new module or buy a module oocccccconccnncnoncnnnnccononnnnnononnnnonanconononos 30 CONCISO eee ee
100. tion with your suppliers contract manufacturers and customers e Significantly decrease procurement sales and inventory costs e Enhance supply chain visibility and increases overall speed accuracy and adaptability of your supply network e Reduce inventory levels while managing variations in supply and demand e Improve communications and reduces errors and processing costs Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems CHAPTER 3 Research agenda focus questions and associated research method process with overall work plan In the following summary you can see the different stages through which the Project is compound this stages are the same that the Process software 4 End users are very important for to make a new application They have to use it during their day and get used to For this reason is very important to consider their opinion so will do it through with polls e 1 Study of the need for a new production module Analyze with empirical data if the company really needs a new production module Is it necessary to build one module or is it good to buy it e 2 Is it better to buy or to build a new module In this chapter will investigate what is the best choice to create a new module or to buy it e 3 Analysis of the system requirements What things do we want to improve What is our final goal Requirements analysis Design
101. to send and receive them In BPMN two separate Pools in the Diagram will represent the two entities LS Exception Flow Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Compensation Compensation Association Association occurs outside the Normal Flow of the Process and is based upon an event a Cancel Intermediate Event that is triggered through the failure of a Transaction or a Compensate Event The target of the Association must be marked as a Compensation Activity Data Object Data Objects are considered Artifacts because they do not have any direct effect on the Sequence Flow or Message Flow of the Process but they do provide information about what activities require to be performed and or what they produce Fork AND Split BPMN uses the term fork to refer to the dividing of a path into two or more parallel paths also known as an ANDSplit It is a place in the Process where activities can be performed concurrently rather than sequentially There are two options Multiple Outgoing Sequence Flow can be used see figure top right This represents uncontrolled flow is the preferred method for most situations A Parallel AND Gateway can be used see figure bottom right This will be used rarely usually in combination with other Gateways Join AND Join BPMN uses the term join to refer to the combi
102. tor All details of a project Schedule tasks to display the works holidays e Works completed receivable 60 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems Works at risk to end later than planned Weekly availability We want to display a map that shows the route from the company to its location Weather prevision After the meeting we are going to do UML diagram to see what data the coordinators need to manage We have made the UML diagram in the same meeting and we had a brainstorming session on what features the coordinators need to know to make a correct management of their production 61 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems The following figure details the UML Diagram Technologist Technologistld string Name string Address string Town string PostalCode string Email string Customer Customerld string Name string Address string Town string Postal Code string Email string CustomerDeliveryNoteld string Date string Number string SendDate ModificationDate Comments string Year int tagSolupyme string Datelnvoice ptid string ExternalObservations string Projectld string Name string OperatorNumber string TecnoNumber string Custo
103. toward organizational goals 36 Once an organization has analyzed its mission identified all its stakeholders and defined its goals it needs a way to measure progress toward those goals Key Performance Indicators are those measurements In our case we has defined the company goal improving the installers quality for do this we need to evaluate each installer to evaluate this we need to know what mistakes has the installer and the level of this mistakes in each Project Advantages of using KPIs The KPIs are often tied to the organization s strategy as exemplified by techniques such as the Balanced Scorecard The KPls are indicators that allow senior executives to communicate the mission and vision of the company to lower hierarchical levels directly involving all partners in achieving the strategic objectives of the company 71 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems For an organization it is necessary to identify their KPI s The key to do this are e Have a pre defined business process e Have clear objectives performance required in the business process e Having a quantitative qualitative results and possible comparison with the target e Investigate variations and adjust processes and resources to achieve short term goals e Key Performance Indicators Must Be Quantified KPIs are often tied to the organization s strategy as e
104. uired to increase the control We needed to choose always the best option according to the company in which we are if the best option is a great company perhaps would be the acquisition of a software ERP since it will help to standardize processes and a user license will be able as well to be paid Discovering and applying diagrams BPMN will help the company to standardize the processes and to improve the efficiency of them It will help to understand of a general form the problem us to the managers of the application so that the company helps to that the requirements are explained in detail The study of the usability has helped as far as improving the accessibility ease of use efficiency of use of our application and the use of the best practices and patterns to realize an implementation that can be modified more easily Therefore can say that very am satisfied with the work carried out since the masters thesis has been in charge to investigate a real problem appeared in a company and that because concretely the production differs considerably from the general processes of production of the companies A great acquired experience is able to apply in later modules or applications that m going to build 19 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems APPENDIX A Bibliography 1 1 Impacto de Tecnolog as Inform ticas http www deltaas
105. w if an Installer is productive or if an installer needs to improve her knowledge in a numeric measure or Key Performance Indicators need to seek the algorithm or procedure to calculate these Keys 28 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems e The Talens Plisman coordinators want to make a weekly plan about what each installer is doing and where is them and view in a picture each organization It is connected with Human Resources Module Contracts Management Holidays The following figure shows an Example Form that coordinators want to view The green and Purple Squares are tasks e g installation BRA0070 OBRA0070 OBRA0070 OBRA0070 OBRAOO70 OBRA0070 OBRAOO70 f i a MO h i Figure 9 Coordinator s timetable 29 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems CHAPTER 6 Build a new module or buy a module In the next chapter will try to decide whether to create a new module or buy a new software module always knowing that we have the following elements ERP Software has the standard modules of the company Sales Purchasing Finance Costs Logistics Development software and components Visual Studio 2005 Devexpress Firstly we will discuss how a production module should operate in the company therefore we rely on
106. xemplified by techniques such as the Balanced Scorecard To define the KPI we have relied on the premises that F John Reh has defined 36 e Title of KPI Repairs per Installer e Defined The total coefficient number of the repairs that the installer has done in his projects For each repair we can see 3 types of coefficient o High defects in the project are important electrical fault improper assembly the chassis does not work 1 point o Medium defects in the project are substantial poor cable connection bad cables protected 0 5 point o Low defects in the project are minimal poor labeling of cables has not cleared the area 0 25 point e Measured Every 3 months the management groups will have a meeting with each installer to see the results of the KPI and to argue what the reason is that the installer has so errors in his installations o Some solutions can be Need for training Solve installer problems Solve coordinator problems e Target Increase the quality of projects Conclusion Throughout the chapter we have seen everything on a good design We have specified some artifacts such as polls prototype design result tables user cases which have helped us to define in a formal manner our application therefore the implementation is easy 72 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems CHAPTER 9 IMPLEMENTATI
107. xperience of designers and previous studies of cognitive and psychological principles as well as lessons learned from problems encountered in previous cases It was developed by NIELSEN y MOLICH 6 and it consists to analyze the conformity of the interface with recognized usability principles The following 10 rules proposed by Nielsen usability are Visibility of system status Use the language of the users Control and freedom to the user Consistency and standards Error prevention Minimize the charge of user memory Flexibility and efficiency of use Minimalist Design To help users to recognize diagnose and recover from errors Help and documentation Procedures for developing the GUI The heuristic evaluation will be carried out by two evaluators to find usability problems It will be made by a person who creates the interface and other person with knowledge in computer science who is working as a coordinator in the company The evaluation session was made over the Internet using a webcam application with the reviser and he will interact with the application If the evaluator has a problem using some interface elements created for this interface he will be helpful but he should never be helped until he asks for help for not to interfere with the normal processes of evaluation It is recommended to take notes as you complete the check list The result of evaluation is a report with a list of usability problems that have been transgr
108. ys contemplate and draw the user s prior knowledge In our case we don t have problems because we will use the common operations in our module and we will use the common icons Generals principles of usability The operator must have a sense of control in the application In general when a system is more complex for one user without specific training will be more difficult to understand its structure and operation The coordinator needs to feel he can control all aspects of the application from its interface If we want to place a control interface to our users is recommended e Provide immediate reversible and feedback actions The coordinator as we see in the physical world expects that every action that carries on the interface is accompanied by a response from the machine If we push a button 55 Building a production module for a telecommunications company Javier Sansaloni Talens NTNU Master Thesis Information systems immediately there should be a signal that a process has begun If this process takes more than 3 seconds it is recommended to inform the operator Such feedback can be done with the modification of the cursor changing the shape of a clock or some action to indicate the possible duration of the process and progress We will use as you can see in the following sheets a dialog that shows that application is working for tasks that we need more time to load e The module must be redundant If our mo

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