computer science and.. - St.Peter`s University
Contents
1. Risk Identification Hazard Zones Selection of sites for Industries and residential buildings Minimum distances from Sea Orientation of Buildings Stability of Structures Fire escapes in buildings Cyclone shelters Warning systems 3 3 Disaster Management Preparedness Response Recovery Arrangements to be made in the industries factories and buildings Mobilization of Emergency Services Search and Rescue operations First Aids Transportation of affected people Hospital facilities Fire fighting arrangements Communication systems Restoration of Power supply Getting assistance of neighbors Other organizations in Recovery and Rebuilding works Financial commitments Compensations to be paid Insurances Rehabilitation 609DCSP01 PC HARDWARE AND SERVICING LABORATORY AIM The course aims at making the students familiar with various parts of computers and how to assemble them and different types of peripherals desired In addition the course will provide the students with necessary knowledge and skills in computer software installation and maintenance to make him diagnose software faults This subject also gives the knowledge and competency to diagnose the problems in computer hardware and peripherals and also gives the knowledge for trouble shooting for systematic repair and maintenance of computers and computer peripherals OBJECTIVES On completion of the fo2. St PETER S UNIVERSITY St Peter s Institute of Higher Education and Research Declared Under Section 3 of the UGC Act 1956 AVADI CHENNAI 600 054 TAMIL NADU D Tech Programmes 704 COMPUTER SCIENCE AND ENGINEERING Effective From 2009 2010 Syllabi THIRD YEAR V amp VI SEMESTERS Distance Education St PETER S INSTITUTE OF DISTANCE EDUCATION Recognized by Distance Education Council and Joint Committee of UGC AICTE DEC New Delhi Ref F No DEC SPU CHN TN Recog 09 14 dated 02 04 2009 and Ref F No DEC Recog 2009 3169 dated 09 09 2009 Scheme of Examinations V SEMESTER 704 COMPUTER SCIENCE AND ENGINEERING S No Subject Title Examination Marks EA Mar Total Marks ks Computer Networks and 100 100 509DCSTO1 Security 509DcSTO2 Relational Data Base 100 100 Management Systems 509DCSTO3 Embedded Systems 100 100 Practical Computer Networks and 90 100 509DCSP01 Security Lab 10 Record Relational Data Base 90 100 Management S09DCSP0Z System Laboratory Record 10 Embedded Systems 90 100 509DCSP03 Laboratory 10 Record TOTAL 600 600 VI SEMESTER S No Subject Title Examination Marks EA Mark Total Marks 609DCSTO1 PC Hardware and Servicing 100 100 609DCSTO2 Mobile Computing 100 100 609DCSTO3 Multimedia Systems 100 100 Entrepreneurship Environmental and 609DCCT04 Disaster Management 100 100 PRACTICAL PC
3. UNIT IV OPERATING SYSTEMS OVERVIEW Introduction OS Functions of OS Defining an RTOS Differences in Embedded operating systems Introduction to Kernel Resources Shared Resources Defining a task Task states Multitasking Scheduling and Scheduling algorithms Context switching Clock Tick Timing of Task UNIT V ypC OS Il Introduction Features and Goals of uC OS II Requirements of uC OS Il Support devices for uC OS Il File structure in uC OS Il Task management functions Creating a task Time management functions OS Delay functions Implementation of Scheduling and rescheduling REFERENCE BOOKS S No TITLE AUTHOR 1 Embedded System Architecture Tammy Noergaard 2 ARM System Developer s Guide Andrew N Sloss 3 ARM Architecture Reference Manual David Seal 4 ARM System on chip Architecture Steve Furbe Second Edition 5 MicroC OS Il The Real Time Jean J Labrosse Kernel 6 Real Time Concepts for Embedded Qing Li and Caroline Yao Syatems 7 Embedded Real Time Systems Dr K V K K Prasad Concepts Design amp Programming 8 LPC2148 User Manual 509DCSP01 COMPUTER NETWORK AND SECURITY LABORATORY AIM The main aim of the subject is to deal with fundamentals issues of computer network The course is designed around TCP IP modal Some of the important topics
4. e worlds the smart home clothes factories etc All of these have wide ranging impacts on society including security privacy and modes of working and living More than 98 of processors applied today are in embedded systems and or no longer visible to the customers as computers in the ordinary sense This subject provides the basic conceptual background necessary to design and develop simple embedded systems OBJECTIVES On completion of the following units of syllabus contents the students must be able to e Understand the recent trends in embedded systems e Explain about advanced RISC architecture ARM and 32 bit microcontroller e Explain about memory formats and instruction set of ARM processor e Explain about fundamentals of ARM7TDMI core e Explain the architecture overview about LPC2148 CPU e Draw the block diagram of system control block e Explain about the handling of on chip Analog to Digital conversion e Explain about the handling of on chip Digital to Analog conversion e Give detailed information about general purpose input and output GPIO logic levels of and Handling of GPIOs e Explain information about serial communication UART 12C SPI and USB e Learn about and need of an OS in embedded systems e State advantages of RTOS e Learn about different operating systems available for Embedded Systems e Explain information about Kernal and multitasking e Explain Scheduling and Clock Ti
5. 2 c Display the rows of the table in the sales order date wise Join the two tables and display the product number product name where the order_no in the sales order table and order_no in client master are equal Join the sales_order table to itself and display the order number client number and salesman number where client has been serviced by more than one salesman Create table sales_order_details with the s_order_no as primary key and with the following fields product_no description qty _ordered qty_dispatched product_rate profit_percent sell_price supplier_name Select each row and compute sell_price 50 and sell_price 1 50 for each row selected Select product_no profit_percent sell_price where profit_per is not between 10 and 20 both inclusive d Select product_no description profit_percent sell_price where profit_percent is not between 20 and 30 e Select the supplier_name and product_no where suppliemame has r or h as second character 13 a Create a table client_master with the following fields client_no name address 1 14 15 16 17 18 19 20 address2 city state pincode remarks bal_due with suitable data types Create another table supplier_table from client_master Select all the fields and rename client_no with supplier_no and name with supplier_name b Insert data into client_master c Insert data into supplier_master from client_master d Delete the se
6. Cleaning b Install and configure Dot matrix printer and Laser printer c Troubleshoot the above printers d Check and connect the data cable connectivity Modem and TV Tuner card Installation a Install and configure Internal and External Modem b Install and Configure TV tuner card a NIC Router Installation b Installing NIC router and Modem for XP Linux environment c Configuring using device drivers d Diagnosis and trouble shooting a Install audio video devices microphone speaker and head set and Digital camera b Trouble shoot the audio video devices a Install and configure Scanner Trouble shoot the problems b Install and configure Web cam a Identify the problems in Pentium System with add on Cards b Identify problems with software installation using drivers available in the motherboard CD Practice with scan disk disk cleanup disk De fragmenter Virus Detecting and Rectifying Software Practice with back up and restoring data in a network server using external storage Device Assemble a Pentium II III IV system with add on cards and check the working condition of the system Windows XP Operating system Installation Install and Set up Dish connection to system Identify the connectors using wireless devices Interfacing the cell phone with system PC HARDWARE AND SERVICING LABORATORY HARDWARE REQUIREMENT VV VV VV VV VV VV VV VV VV V WV Computer with Pent
7. Modem and Router Modem Introduction Operation Types Installation Router introduction Scanners Introduction operation Scan Resolution Color Scanners Scan modes File formats Simple problems and troubleshooting Digital Camera Introduction Operation Features Web Camera Biometric devices Thump scanner Iris scanner speech synthesizer operation and installation Trouble shooting SMPS Principles of Operation Block Diagram AT amp ATX Power Supply connector specifications and protection UNIT V TROUBLE SHOOTING PC 5 1 5 2 5 3 Room Preparation and Power supply Location Pollution Air conditioning Power Supply Voltage Regulators Servo Stabilizers UPS Surge suppressors and spike isolators Installation practice Routine checks Preventive maintenance problem causes peripheral and general precautions Faults elimination process Dead system spurious problem security failures heartbeats and multiple faults Systematic trouble shooting Symptoms observation analysis Fault diagnosis and fault rectification 5 4 5 5 POST Definition IPL hardware POST Test sequence beep codes and error messages Diagnostic Software and Viruses Computer Viruses Precautions Anti virus Software identify the signature of viruses Firewalls and latest diagnostic softwares REFERENCE BOOKS S
8. NETWORK SECURITY 5 1 Introduction to network security definition amp basic concepts Basic concepts of RAID levels 0 1 and 5 5 2 Types of attacks Access attacks modification attacks denial of service attacks 5 3 Hacker Techniques Historical Hacking techniques amp open sharing bad passwords advanced techniques sniffing switches networks Malicious code identification viruses Trojan horses worms SPAM 5 4 Threats Definition Targets Agents Events 5 5 Firewall Types Developing firewalls 5 6 VPN Definition Benefits Issues VPN Server Authentication System VPN Protocol REFERENCE BOOKS S No TITLE AUTHOR PUBLISHER 1 Data Communication and networking Behrouz A Forouzan Tata McGraw Hill New Delhi 2 Computer Communication Networks Achyut S Godbole Tata McGraw Hill New Delhi 3 Data and Computer Communications William Stallings Prentice Hall of India Eighth Edition 4 Computer Networks Andrew Prentice Hall of India S Tanenbaum New Delhi 5 Network Security A beginner s Guide Eric Maiwald Tata Mc Graw Hill Second Edition 509DCST02 RELATIONAL DATABASE MANAGEMENT SYSTEMS AIM Database systems are required as the backbone of any information system enterprise resource planning research activities and other activity that require permanence of data storage This subject provides the basic introduction
9. a system using firewall configuration Create and share the user rights by accessing server for a specific user groups Install and configure the following a A DHCP server in windows with IP Address ranging from 192 168 1 1 to 192 168 1 100 b Configure a DHCP Client Transfer Files between wireless Communication Configure Mail server The Following programs to be written in C 13 14 15 Write a program that takes a Binary file as input and finds error check using different mechanism Write a Client program to download a file from HTTP server Write a program to Simulate Sliding Window Protocol Tools requirement 1 Crimping Tool 06 Nos 2 Network Cables ll Equipment Requirement OV oN Modem 01 No Laser Printer 01 No Hub 01 No Router 01 No Switch 01 No lll System requirement Pentium dual core computers 36 Nos IV Software Requirements Pons Windows 2000 OR 2003 OR Linux Server OS Windows XP With service Pack Turbo C Drivers Software 509DCSP02 RELATIONAL DATABASE MANAGEMENT SYSTEM LABORATORY A l M This laboratory will provide students the knowledge of Relational Database Management RDBMS using ORACLE After completion students will be able to create database according to their requirements along with the capabilities of modifying database providing security with the help of access permissions etc OBJECTI VES On completion of the followin
10. discussed in the course are LAN Protocols TCP IP Suit and Network Security OBJECTIVES On completion of the following exercises the students must be able to e Enable to perform different cabling in a network e Enable and to Establish different network connection e Configure router for any topology e Establish security in a network e Use FTP and TELNET protocol e Enable to install and configure different protocol in client server model SCHEME OF INSTRUCTION AND EXAMINATION Instruction Examination Subject Hours Hours Assessment Marks Week Semester Internal Board Exam Total COMPUTER NETWORK AND SECURITY 4 64 25 75 100 LABORATORY LAB EXERCISES 1 Do the following Cabling works in a network a Cable Crimping b Standard Cabling and c Cross Cabling Establish a LAN connection using three systems using bus topology Establish Peer to Peer network connection using two systems in a LAN Interface PCs using connectivity devices Hub router and switch ao fF v ON a Configure IP Address in a system in LAN TCP IP Configuration b Configure DNS to establish interconnection between systems 6 a Transfer files between systems in LAN using FTP Configuration b Login a system remotely using telnet protocol 114 10 11 12 a Install and configure Network interface card in LAN system b Share a file and printer remotely between two system in a LAN Establish security in
11. modern devices like digital camera scanners web camera and Biometric devices like Thump Scanner Iris Scanner and speech synthesizer e Understand the operation of internetworking devices like Modem router and firewall e Know the aspects related to room preparation air conditioning flooring and ceiling and clean Power and Supply e Understand the common problems in the computer system and the peripherals e Trouble shoots the problems in Personal computers e Troubles shoot the problems in Computer peripherals e Use of different troubleshooting tools e Explain diagnostic Software TOPICS AND ALLOCATION UNIT TOPIC TIME Hrs INSIDE THE PC 16 II MEMORY AND DAUGHTER BOARDS 18 III DISK DRIVES 16 IV O DEVICES AND POWER SUPPLY 18 V TROUBLE SHOOTING PC 16 REVISION TEST 12 TOTAL 96 DETAILED SYLLABUS UNIT INSIDE THE PC 1 1 Introduction Evolution of Computer Block diagram of Pentium Inside the Pentium Parts Mother board chipset expansion slots memory Power supply drives and connectors 1 2 Systems Desktop Lap Top Specification and features Comparison table Server system IBM server families Sun Server Intel processor etc Workstation 1 3 Mother Board Evolution Different forms of mother boards Riser Architectures Intel AMD and VIA motherboards 1 4 Chipsets Introduction 945 chipset 1 5 Bus Standards Introduction ISA Bus P
12. to database system technologies This subject provides the basic conceptual background necessary to design and develop simple database systems The major focus in this course is the Relational database model however it also discusses about the ER model This course enables you to write good queries using a standard query language called SQL This subject also includes concepts relating to various advanced database models and concepts like database mining and warehousing OBJECTIVES On completion of the following units of syllabus contents the students must be able to e Understand the evolution of Database systems e Define the different terminologies related with database e Know the components of a database system e Explain different data models e Get familiar with the different approaches of database system e Understand client server technology e Discuss about relational data structure e State the use of E R diagrams e Know the importance of normalization e Understand data base administration e Get familiar with DBA tools e Know the concept of DDL and DML e Know the basics of SQL e Get familiar with the statements and functions of SQL e Know the use of transaction control statements e Understand the importance of PL SQL e Know the PL SQL objects e Know the importance of Database maintenance e Get familiar with the Data warehousing e Differentiate Data warehousing and Data Mart e Understand the concept of OLA
13. CI Bus PCI Express USB High speed Bus Pin details and Architecture 1 6 Bios setup Standard CMOS setup Advanced BIOS setup Power management Advanced chipset features PC Bios communication upgrading BIOS Flash BIOS setup 1 7 Processors Introduction Pentium IV Hyper threading dual core technology Core2Duo technology AMD Series Athlon 2000 Xeon processor Comparison tables Pentium Pin details Itanium Processor Pentium packaging styles UNIT Il MEMORY AND DAUGHTER BOARDS 2 1 Memory Introduction Main memory Evolution DRAM EDO RAM SDRAM DDR RAM versions IT RAM Direct RDRAM Memory Chips SIMM DIMM RIMM Extended Expanded Cache Virtual Memory Causes of false memory errors 2 2 Graphic Cards Introduction Definition and Layout of Components in Graphics card Graphics Processor Video memory Memory Chart RAMDAC Driver Software 3D Video capture card installation 2 3 Sound Cards Introduction Definition of Various Components Connectivity Standards A3D EAX MIDI General MIDI PCI Audio USB Sound MP3 SDMI 2 4 Displays Introduction CRT Anatomy Resolution refresh rate interlacing Digital CRT s Panel Displays Introduction LCD Principles Plasma Displays TFT displays 2 5 2 6 Display adapter Introduction VGA and SVGA cards flickering Demagnetizing and precaut
14. Fonts Foundries Managing Fonts Character sets and Alphabets Mapping Text Fontographer Hypermedia Structures Hypertext tools Sound Power of sound Multimedia System Sound MIDI Versus Digital Audio Preparing Digital Audio Files Making MIDI Audio Audio File Formats Sound for the World Wide Web Adding Sound to Your Multimedia Project Toward Professional Sound The Red Book Standard Space Considerations Production Tips Audio Recording Keeping Track of Your Sounds Testing and Evaluation Images Plan Your Approach Organize Your Tools Multiple Monitors Making Still Images Bitmaps Vector Drawing 3D Drawing and Rendering Color Understanding Natural Light and color color Palettes Images File Formats Windows Formats Video Using Video Analog Versus Digital Obtaining Video Clips How Video Works Broadcast Video Standards NTSC PAL SECAM HDTV Integrating Computers and Television Video Overlay Systems Differences Between Computer and Television Video Working with Text and Titles Shooting and Editing Video Video Tips Shooting Platform Lighting Chroma Key or Blue Screen Composition Taking Care of Your Tapes Recording Formats S VHS Video Component YUV Component Digital Composite Digital Video Hardware Resolutions Consumer Grade Equipment Editing with Consumer VCRs Digital Video Video Compression Optimizing Video Fil
15. Hardware and Servicing Lab 90 609DCSP01 Record 10 100 j 90 609DCSP02 Multimedia Systems Laboratory 10 100 Record 609DCSP03 Project Work and Viva voce 100 100 TOTAL 700 700 509DCST01 COMPUTER NETWORK AND SECURITY AIM The main aim of the subject is to deal with fundamental issues of computer network The course is designed around the TCP IP Model Some of the important topics discussed in the course are Data Encoding Techniques MAC Protocols Routing Techniques Transport Services Mechanism and Network Security OBJECTIVES On completion of the following units of syllabus contents the students must be able to e Understand the concept of data communication e Discuss the advantages and disadvantages of different network topologies e Know different network classification based on different category e Define modulation and its types e Study about different network devices and their practical usages e Understand the different layers of OSI and their functions e Know the different physical layer architecture in detail and comparison of their characteristics e Compare different LAN protocols e Study about different data link layer architecture e Identify the error control and flow control mechanism used in Data Link Layer e Study about ISDN concepts and its applications e Identify the protocols used in TCP IP and compare with OSI model e Know the IP addressing and TCP IP protocols briefly e Understan
16. IVES On completion of the following units of syllabus contents the students must be able to e Know the overall idea of Multimedia e Define color combination e Create drawing and animate the drawing e Know the idea of systems e Identify the Components of multimedia e Edit Text Database Spreadsheets e List the basic software tools e Use of multimedia authoring tools e Know about Fonts Character sets HTML document Symbols and icons e Explain about the tools for web e Know about sound file formats e Edit sound Audio Recording and Tracking of sounds e Differentiate Analog versus Digital Video e Design of web pages e Explain the responsibility of multimedia development team e Understand multimedia development process TOPICS AND ALLOCATION UNIT TOPIC TIME Hrs INTRODUCTION TO MULTIMEDIA 15 II MULTIMEDIA HARDWARE AND SOFTWARE 18 III MULTIMEDIA BUILDING BLOCKS 18 IV MULTIMEDIA AND THE INTERNET 17 V DESIGNING OF PROJECTS 16 REVISION TEST 12 TOTAL 96 UNIT I 1 1 1 2 1 3 DETAILED SYLLABUS INTRODUCTION TO MULTIMEDIA Introduction Definitions Brief history of Multimedia its market content and copyright public Domain establishment of Copyright fair use multimedia copyright issues resources for multimedia developers Uses of multimedia Making multimedia Stages of a project Image Image representation image characterization light perceptio
17. No TITLE AUTHOR PUBLISHER 1 IBM PC and CLONES B Govindrajalu Tata McGrawhill Publishers Compuler Paan ang D Balasubramanian Tata McGraw Hill 2005 Servicing 3 corp pee eras ag M Radhakrishnan ISTE Learning Materials 2001 Troubleshooting me e eee y wooiecs Mark Minasi BPB Publication and Maintenance Inside the PC Peter Norton Tech Media 9 Troub ekooing Mainraining Stephen J Bigelow Tata MCGraw Hill Pub 2001 and Repairing PCs 7 Basic Refrigeration and Air Eiaa Ananthanrayanan P N Tata McGrawhill Publishers Conditioning 609DCST02 MOBILE COMPUTING The main aim of this subject is to deal with fundamental issues of mobile computing Some of the important topics discussed in the course are Wireless Communication Fundamentals Wireless LAN Bluetooth technology and Wireless Application protocols OBJECTIVES Know the basics of wireless communications Discuss different types multiplexing Explain four basic multiple access versions of Medium access control Describe services and architecture of GSM in Telecommunication systems Know the concept of Wireless LAN Describe IEEE 802 11 architecture Explain HIPERLAN and its architecture Define Bluetooth Explain Bluetooth protocol architecture Explain the importance of Bluetooth security Study Mobile Network Layer and its configuration Explain Dynamic Host Configuration Protocol Differentiate different routing techniques Describe Mobile Transport la
18. P MOLAP ROLAP e Explain data mining e Explain commercial tools of data mining TOPICS AND ALLOCATION UNIT TOPIC TIME Hrs BASIC CONCEPTS 16 II CLIENT SERVER TECHNOLOGY amp RELATIONAL DATABASE APPROACH 16 lil STRUCTURED QUERY LANGUAGE 18 IV PL SQL 18 V ENHANCED DATABASE MODELS 16 REVISION TEST 12 TOTAL 96 DETAILED SYLLABUS UNIT I BASIC CONCEPTS OF DBMS 1 1 Introduction Definition of Data Data base and DBMS Need for database Advantages of database Systems File based database systems Disadvantages Record based database systems Data base characteristics 1 2 Database terms Concurrency Consistency Data Availability Reliability Transparency Data Integrity 1 3 Components of a DBMS Database Engine Data Dictionary Query Processor Report Writer Forms Generator Application Generator Security 1 4 Data abstraction Schema Data independence Architecture of a database system 1 5 DBMS system architecture types Personal computer system Centralized system Client Server system Distributed system 1 6 Data models Relational Hierarchical Network UNIT Il CLIENT SERVER TECHNOLOGY amp RELATIONAL DATABASE APPROACH 2 1 Client server technology Client server distributed and co operative processing peer to peer processing application components transaction management 2 2 Relational data stru
19. a development process Multimedia development issues multimedia project structured Multimedia development Multimedia project timing sample project costing a Multimedia project cost modeling other costing issues REFERENCE BOOKS S No TITLE AUTHOR PUBLISHER 1 Multimedia making it work Tay Vaughan Tata McGrawHill Delhi 2 Multimedia Technology and David Hillman Galgotia Publications applications Delhi 609DCCT04 ENTREPRENEURSHIP ENVIRONMENTAL amp DISASTER MANAGEMENT 1 ENTREPRENEURSHIP 1 1 1 2 1 3 1 4 1 5 Introduction Entrepreneur types Characteristics amp attributes of Entrepreneur Expectations of entrepreneurship Contributions of an entrepreneur Identifying problems and opportunities Why do Entrepreneurs fail Types of Industries Importance of SSI Assistance offered Governmental and Non Governmental organizations Identifying prospects of various Small scale industries in your area with resources and other infrastructural facilities available Starting a SSI various stages product ownership locality points related to building water and electricity financial assistance raw materials machineries human resource efficient manufacturing techniques marketing Technical Financial Marketing Personnel and Management Feasibility study and report concessions and incentives offered by agencies I
20. advantages of LAN Applications of WLAN infrared versus radio transmission WLAN technologies examples 2 2 IEEE 802 11 Introduction Comparison of IEEE 802 and OSI model System Architecture Protocol Architecture Physical Layer MAC frames MAC Management Synchronization power management Roaming 2 3 HIPERLAN Introduction Protocol Architecture UNIT Ill BLUETOOTH TECHNOLOGY 3 1 Bluetooth Introduction Bluetooth Radio Vertical Antenna Dipole Antenna Antenna parameters Ad hoc network Bluetooth device address Bluetooth connection mode relationship 3 2 Bluetooth Protocol Architecture Blue tooth protocol stack Bluetooth Core Protocols Cable replacement protocols Adopted protocols Usage models and profiles 3 3 Bluetooth Security Link level security Architecture Overview Security level of Services Security Manager Advantages of Bluetooth Comparison of wireless LAN and Bluetooth technology UNIT IV MOBILE NETWORK LAYER 4 1 Mobile IP Overview Terminologies related to Mobile IP IP packet delivery Agent advertisement and solicitation Registration Tunneling and Encapsulation Optimizations Reverse Tunneling Ipv6 4 2 Dynamic Host Configuration protocol History Applications of DHCP DHCP Protocol Significance and importance of DHCP 4 3 Routing Introduction Routing types Least cost Adaptive Non Ada
21. ation by implementing RTOS delay functions 609DCST01 PC HARDWARE AND SERVICING AIM A computer engineer should be able to install and maintain keyboard printer mouse monitor etc along with the computer system This course provides the necessary knowledge and skills regarding working construction and interfacing aspects of peripherals The students will get to know how various peripherals communicate with central processing unit of the computer system and pattern their respective operations This subject provide the required background of computer installation maintenance and testing of peripheral with micro computers OBJECTIVES On completion of the following units of syllabus contents the students must be able to e Know the evolution of Personal Computer from PC through Pentium and Laptop e Know and explain the major components that make up the system unit e Know the data process and store them in meaningful information e Explain about the principle of operations of Keyboard mouse and Displays e Understand the components of media system e Know the Basics working principle specification and modern technology of different types of drives e Know specification of I O Ports of all I O devices like serial parallel USB Game port Blue tooth and IP Connectors e Know technology of high quality multiple color graphic output devices like Dot matrix Inkjet Laser and computer system e Acquire information about the
22. cks in RTOS e Give brief idea about uc OS Il e Explain task management and Time management e Explain detailed information about Handling of OS in RTOS TOPICS AND ALLOCATION UNIT TOPIC TIME Hrs ARM INTRODUCTION 16 II LPC 2148 ARM CPU 18 III LPC 2148 PERIPHERALS 16 IV OPERATING SYSTEMS OVERVIEW 18 V uC OS Il 16 REVISION TEST 12 TOTAL 96 DETAILED SYLLABUS UNIT ARM INTRODUCTION Introduction The ARM Architecture Overview Instruction set Summary Processor operating states Memory formats Memory Interface Bus interface signals Addressing signals Address timing Data Timed signals Debug interface Debug systems Debug interface signals ARM7TDMI Core and System state About Embedded ICE RT Logic Instruction Set UNIT Il LPC2148ARM CPU Introduction Architectural overview Memory mapping Block Diagram System Control Block functions PLL Power Control Rest VPB Divider Wakeup Timer Memory acceleration Module TimerO and Timer1 PWM RTC Onchip ADC Onchip DAC Interrupts Vector Interrupt Controller UNIT Ill LPC2148 PERIPHERALS General purpose Input Output Ports GPIO Universal Asynchronous Receiver Transmitter UART IC Interface Multimaster and Multislave Communication SPI interface SSP Controller USB 2 0 Device Controller
23. cture Relation Domains amp Attributes Keys Extensions Intensions Data structures Tables Data Integrity Manipulation views managing data concurrency in a multi user system Data Security Data Availability 2 3 Table Columns Rows Primary Key Secondary Key Foreign key 2 4 E R model Entities and attributes Relationships One to one One to many Many to one Many to Many relationships Normalizing the model 2 5 Normalization Introduction 1NF 2NF 3NF guidelines Codd s Rules 2 6 Database Administration DBA Tasks DBA Tools User Privileges Performance monitoring and tuning query tracing Backup and Recovery UNIT Ill STRUCTURED QUERY LANGUAGE 3 1 3 2 3 3 3 4 3 5 3 6 3 7 3 8 3 9 3 10 Data Definition Language Statements Data Manipulation Language statements Retrieval operations SQL Commands Selecting Columns from a table Selecting Rows from a table Built in functions Update Operations Queries Simple query where clause group by order by clauses sub queries correlated sub queries Set Operations Union minus Constraints Alter table table level constraints Base Table Indexes types simple compound Join types simple Equi join Non equi join self join outer join Creating and using Views creating a view querying a view of more than one table Worki
24. d about basic concepts of network security e Identify the attacks and threats e Study how to protect network through security methods TOPICS AND ALLOCATION UNIT TOPIC TIME Hrs DATA COMMUNICATIONS 18 II OSI MODEL AND DATA LINK LAYER 16 Il LAN PROTOCOLS AND ISDN 18 IV TCP IP SUIT 16 V INTRODUCTION TO NETWORK SECURITY 16 REVISION TEST 12 TOTAL 96 DETAILED SYLLABUS UNIT DATA COMMUNICATIONS 1 1 1 2 1 3 1 4 1 5 2 1 2 2 2 3 Data Communication Components of a data communication Data flow simplex half duplex full duplex Networks Network criteria Types of Connections Point to point multipoint Topologies Star Bus Ring Mesh Hybrid Advantages and Disadvantages of each topology Types of Networks Geographical Based LAN MAN WAN Signals and Modulation Analog and Digital signals Need for Modulation Amplitude Modulation Frequency Modulation Pulse Modulation Concepts only no derivation Transmission Media Classification of transmission media Guided Twisted pair Coaxial Fiber optics Unguided Radio waves Infrared LOS VSAT cabling and standards Network devices Features and concepts of Hubs Bridges Switches Routers Gateways UNIT Il OSI MODEL AND DATA LINK LAYER Network Models Protocol definition standards OSI Model layered architecture functions of a
25. es for CD ROM UNIT IV MULTIMEDIA AND THE INTERNET 4 1 4 2 4 3 Introduction The Bandwidth Bottleneck Internet Services MIME Types World Wide Web and HTML Dynamic Web Pages and XML Multimedia on the Web Tools for the World Wide Web Web Servers Web Browsers Web Page Makers and Site Builders Plug ins and Delivery Vehicles Text Images Sound Animation Video and Presentation Beyond HTML 3D Worlds Designing for the World Wide Web Working on the Web Workspace Nibbling HTML and Multimedia Text for the Web Making Columns of Text Flowing Text Around Images Images for the Web GIF and PNG Images JPEG Images Using Photoshop Backgrounds Clickable Buttons Image Maps Sound for the Web Animation for the Web Plug ins and Players UNIT V DESIGNING OF PROJECTS 5 1 5 2 5 3 Multimedia File Handling Compression amp De compression Data amp file formats standards Digital voice Audio video Video image and Animation Full motion video storage and retrieval Technologies Multimedia Development Team Team approach sponsor client Customer Project manager Project designer other key personnel subject matter expert programmer Editor copywriter Graphic artist support team marketing and sales support assembling a Multimedia production team sizing a Multimedia team small or one person project average team project big project The Multimedi
26. g exercises the students must be able to e Know all SQL editor commands e Create and manipulate tables e Work with pre defined functions e Use Transaction control operations e Use cursor to manipulate the results of query e Practice Exception handling techniques e Join tables to get the desired results e Use Visual Basic application to access and manipulate oracle tables e Write PL SQL codes to implement simple applications e Use PL SQL functions amp procedures to build applications LAB EXERCISES 1 Execute and test all the SQL Editor commands 2 Work with the following conditions Column formatting alias and Column ordering 3 Use indexing on a table simple and compound indexes 4 Work with the different categories of functions such as Math Date Aggregate and Conversion functions 5 a Create a table to show the salary details of the employees b Grant select and update privileges on above table to other users c Grant all the privileges to some other users d Revoke all the above granted permissions 6 a Create a table student_master with the following field s name Regno dept and year with suitable data types Use Select command to do the following b Select the student s name column c d e Display the unique rows Sort the table in alphabetical order Select all the students of a particular department Create a table sales_order with s_order_no and product_no as primary key Set ot
27. her fields to store client number delivery address delivery date order status Add a new column for storing salesman number using ALTER command Set the s_order_no as foreign key as column constraint Set the s_order_no as foreign key as table constraint 8 Develop a Visual Basic Application with suitable Labels amp TextBoxes for the columns of a Table Add Command Buttons to perform the following Display Records Previous Next First and Last Use the ODBC driver to connect the Application with the oracle 9 Develop a Visual Basic Form with suitable Labels amp TextBoxes for the columns of a Table Add Command Buttons to perform the following Insert record Delete record Update record Locate Record 10 a b Create a table student with their elective paper as one field create another table staff with the subject names they have handled and number of times handled Construct a English sentence to display the rows in the staff table Use sub queries to display the information about student s name and staff names where both have same subject names Display the subject name staff names where same subject is handled by more than one staff Display the student subject name where the subject is not at all handled any staff in the staff table 11 a Create a sales_order table and client_master table with suitable fields b Find the total number of quantity ordered for a particular product c d 12 a
28. ions Keyboard and Mouse and barcode scanner Introduction Keyboard wireless Keyboard Signals operation troubleshooting Mouse types connectors Serial mouse PS 2 mouse and Optical mouse operation Signals Installation barcode scanner opeartion UNIT Ill DISK DRIVES 3 1 3 2 3 3 3 4 Hard Disk Introduction Construction Working Principle Specification of IDE EIDE Ultra ATA Serial ATA SCSI Disk Array controller solid state drive HDD Installation Partition Formatting Troubleshooting hard disk drives problem diagnosis typical problems and troubleshooting Hard disk drive components Head Actuator mechanism Head positioning of a voice coil base system CD DVD ROM Introduction Basics Working principle various formats Books CD R CD RW DVD Introduction Formats Technology DVD ROM DVD Video DVD Audio Recordable formats DVD R DVD RW DVD RAM Special type of drives Zip drive Memory stick USB flash drive IPod Dock version and installation O Ports Serial Parallel USB Game Port Blue tooth interface IR connector Signal specification problems with interfaces UNIT IV I O DEVICES AND POWER SUPPLY 4 1 4 2 4 3 4 4 4 5 4 6 Printers Introduction Types of printers Dot Matrix Inkjet Laser Operation Construction Features Troubleshooting Dot matrix Inkjet and laser printer problems
29. ium processors with add on cards Hard disk drive CD Drive DVD Writer Blank CD s CDROM amp RW CD Blank DVD Head cleaning CD Dot matrix Printer Laser Printer External Modem 56 kbps and latest model TV Tuner card Internal or External NIC and Router Stereo Speaker with Microphone headset Digital Camera Web Camera Scanner Blue tooth device and cell phone Dish CPU Trainer Module Tool kit and socket cable cat 6 SOFTWARE REQUIREMENTS VV VV V V Windows XP operating system Linux operating system Disk Manager for the purpose of partition and format Norton or E Trust Antivirus software Scandisk DVD Writer S W CD Burning S W Ahead Nero or latest S W 30 Nos 6 Nos 6 Nos 6 Nos 50 Nos 50 Nos 6 Nos 6 Nos 2 Nos 2 Nos 2 Nos 6 Nos 2 Nos 2 Nos 2 Nos 2 Nos 1 No 2 Nos 609DCSP02 MULTIMEDIA SYSTEMS LABORATORY AIM This subject will help the students to acquire the practical foundation of Multimedia Systems It includes concepts relating to editing of audio and video This course also describes major details about the software tools used for multimedia applications Thus this subject will develop the knowledge and skill to develop web pages OBJECTIVES On completion of the following exercises the students must be able to e Know over all view of 3D studio max e Know the application and limitation of 3D studio max e Know about the flash e Know the a
30. key dates asynchronous document sharing and discussions as well as to prepare collaborative edition of the final project report e Expose students to the field of computing and to gain experience in software design e Understand the facts and importance of environmental management e Understand and gain knowledge about disaster management SUGGESTIVE AREAS OF PROJECT WORK e Database Management Systems e Computer Networks e Software Engineering and Software Development e Web page Designing e Digital Image Processing e Computer Graphics and Animation e Multimedia Systems e Artificial Intelligence e Internet and e commerce e Computer Security and Cryptography e Computer hardware and embedded systems e Computer aided engineering and design e Improving existing systems equipments e Any other related area found worth
31. lected row in the client_master Write a PL SQL code to display the employee details for an employee Write a PL SQL code to calculate EB bill for the given units using if statement Write a PL SQL block to handle built in exception like No_DATA_FOUND TOO_MANY_ROWS Write a PL SQL block to create and handle user defined exception Write a PL SQL block to use procedure and function and get the result Write a PL SQL trigger to update the records while deleting the one record in another table Create a table to store the salary details of the employees in a company Declare the cursor id to contain employee number employee name and net salary Use cursor to update the employee salaries HARDWARE REQUIRED 1 A Server with Oracle 8i or higher Oracle 10g is preferred 2 36 computers networked and configured with TCP IP SOFTWARE REQUIRED 1 SQL PLUS 2 Microsoft Visual Basic 6 0 509DCSP03 EMBEDDED SYSTEMS LABORATORY Al M This laboratory will provide students the knowledge of writing assembly language programs using ARM and will also have a hands on exercises based on RTOS After completion students will be able to write assembly language programs for interfacing with stepper motor and temperature sensor OBJECTIVE S On completion of the following exercises the students must be able to e Write simple assembly language programs e Write programs for character based LCD interface e Interfacing with tem
32. ll layers Error detection amp correction Types of errors detection versus correction CRC Hardware implementation parity check and checksum Hamming code Flow and Error control Introduction ARQ Stop amp Wait ARQ Features and disadvantages of stop and wait ARQ Go Back N ARQ Selective repeat ARQ Comparison of Flow control protocols UNIT Ill LAN PROTOCOLS 3 1 3 2 3 3 3 4 3 5 Character oriented Protocol BSC Frames Bit oriented Protocol HDLC Transfer modes of HDLC HDLC frame format HDLC operation 802 X Protocols Concepts and PDU format of CSMA CD 802 3 Token bus 802 4 Token ring 802 5 Ethernet type of Ethernet Fast Ethernet gigabit Ethernet Comparison between 802 3 802 4 and 802 5 FDDI Frame format Advanatges and disadvantages of FDDI Switching Circuit Packet Message ISDN Concepts Services Layers Broad Band ISDN UNIT IV TCP IP SUIT 4 1 4 2 4 3 4 4 Overview of TCP IP OSI amp TCP IP Transport Layers Protocol connection oriented and connectionless Services Sockets TCP amp UDP Network Layers Protocol IP Interior Gateway Protocols IGMP ICMP ARP RARP Concept only IP Addressing Subnetting amp Supernetting Dotted Decimal Notation IPv6 concepts only Application Layer Protocols FTP Telnet SMTP HTTP DNS POP UNIT V INTRODUCTION TO
33. llowing exercises the students must be able to Vv VV VV WV Y VV WV Know the various indicators switches and connectors used in Pentium Familiarize the layout of SMPS motherboard and various Disk Drives Configure Bios set up options Install various secondary storage Devices with memory partition and Formatting Know the various types of printer installation and to handle the troubleshooting ability Acquire the practical knowledge about the installation of various communication and entertainment devices Handle the audio video devices interfacing with PC Setup Video conference System Assemble PC system and checking the working condition Identify the problems in Pentium systems software installation and rectification also LAB EXERCISES Identification of System Layout a Front panel indicators and switches b Front side and rear side connectors Familiarize the computer system Layout Making positions of SMPS Motherboard FDD HDD CD DVD and add on cards BIOS set up Configuring bios setup program and practicing the trouble shooting of typical problems using BIOS utility a Install Hard Disk b Configure CMOS Setup c Partition HDD using FDISK 10 11 12 13 14 15 16 17 18 d Format Hard Disk e Master Slave IDE Devices a Install and Configure a CD Writer and a DVD writer b Recording a Blank CD and DVD Printer Installation and Servicing a Head
34. n Eye physiology Visual phenomena monochrome vision model color vision model Color Matching Colorimetry concepts color spaces video color spaces Product and Evolution Types of products briefing reference database education and training Kiosk entertainment and games evaluation the user s perspective the developer s perspective strategies for new developers UNIT II MULTIMEDIA HARDWARE AND SOFTWARE 2 1 2 2 2 3 2 4 Hardware Macintosh Versus Windows Platform Connections SCSI IDE EIDE ULTRA IDE ATA ULTRA ATA Memory and Storage Devices Input Devices Output Hardware Communication Devices Basic Software Tools Text Editing Word Processing OCR Software Painting and Drawing Tools 3D Modeling and Animation Tools Image Editing Sound Editing Animation Video Digital Movie tools Movie Editors Compressing Movie Files Making instant Multimedia Linking Multimedia Object office suites word processors spread sheets databases presentation tools power point Multimedia authoring tools Types of authoring tools card and page based authoring tools Icon based authoring tools Time based authoring tools UNIT Ill MULTIMEDIA BUILDING BLOCKS 3 1 3 2 3 3 3 4 Text Fonts Designing Choosing Menus for Navigation Buttons for Interaction Fields for Readings HTML Documents Symbols and Icons Animating
35. ndustrial Zones industrial Estates Pollution Control industries with pollution problem Marketing assistance Acquiring common services repairing testing facilities training institutions suppliers of applied technology 2 ENVIRONMENTAL MANAGEMENT 2 1 2 2 2 3 2 4 2 5 Introduction Environmental Ethics Assessment of Socio Economic Impact Environmental Audit Mitigation of adverse impact on Environment Importance of Pollution Control Types of Industries and Industrial Pollution Solid waste management Characteristics of Industrial wastes Methods of Collection transfer and disposal of solid wastes Converting waste to energy Hazardous waste management Treatment technologies Waste water management Characteristics of Industrial effluents Treatment and disposal methods Pollution of water sources and effects on human health Air pollution management Sources and effects Dispersion of air pollutants Air pollution control methods Air quality management Noise pollution management Effects of noise on people Noise control methods 3 DISASTER MANAGEMENT 3 1 3 2 Introduction Disasters due to natural calamities such as Earthquake Rain Flood Hurricane Cyclones etc Man made Disasters Crisis due to fires accidents strikes etc Loss of property and life Disaster Mitigation measures Causes for major disasters
36. ng and running the above software Handy cam for video recording with D V D recording facilities Digital camera Camera cell phone Photo quality color printer and Color Scanner Video capturing card 609DCSP03 PROJECT WORK AIM Project Work aims at developing innovative skills in the students whereby they apply the knowledge and skills gained through the course by undertaking a project The individual students have different aptitudes and strengths Project work therefore should match the strengths of students The primary emphasis of the project work is to understand and gain the knowledge of the principles of software engineering practices so as to participate and manage a large software engineering projects in future OBJECTIVES e Implement the theoretical and practical knowledge gained through the curriculum into an application suitable for a real practical working environment preferably in an industrial environment e Develop software packages or applications to implement the actual needs of the community e Get exposure on industrial environment and its work ethics e Understand what is entrepreneurship and how to become an entrepreneur e Learn and understand the gap between the technological knowledge acquired through curriculum and the actual industrial need and to compensate it by acquiring additional knowledge as required e Carry out cooperative learning through synchronous guided discussions within the class in
37. ng with Numbers Displaying Numbers Arithmetic Expressions Functions and Operators Number Functions sin cos tan sqrt Aggregate functions count avg Conversion functions to_char to_date NVL Date Functions sysdate months_between add_moths Arithmetic Logical and set Operators Transaction control statements Commit rollback savepoint Triggers Trigger definition Trigger Events Built in Trigger User defined Trigger database triggers UNIT IV PL SQL 4 1 Introduction variables literals data types advantages of PL SQL 4 2 Control statements if iterative control loop while for goto exit when 4 3 Cursors Types implicit explicit parameterized cursors cursor attributes 4 4 Exceptions Types internal user defined handling exceptions raise statement 4 5 PL SQL tables and records Declaring PL SQL tables referring PL SQL tables inserting and fetching rows using PL SQL table deleting rows records declaration of records deleting records 4 6 Sub programs Functions procedures in out inout parameters purity functions packages package specification advantages of packages private and public items cursors in packages UNIT V ENHANCED DATABASE MODELS 5 1 Data warehousing Definition DSS and EIS Definition Characteristics and functioning and architecture of Data Warehousing Data marts Data warehou
38. perature sensor and stepper motor e Implement problems based on RTOS LAB EXERCISES 1 Write a Simple Assembly Programs for a Addition b Subtraction c Multiplication and d Division 2 Write Programs for a Bit digital Output LED interface b 8 bit Digital inputs Switch interface 3 Write programs for a 4 x 4 Matrix keyboard Interface b Buzzer interface c Relay interface 4 Write a program for character based LCD interface 5 Write a program for Analog to Digital Conversion Onchip ADC 6 Write Programs for I C Device interface a Serial EEPROM b Seven Segment LED Display Interface c Real Time Clock 7 Interface with Teperature Sensor 8 Stepper Motor Interface HANDS ON EXERCISES BASED ON RTOS 9 Write a simple program with two separate LED Blinking tasks 10 Implement Priority Scheduling and OS Time Dealy Functions by writing 3 different UART Transmitting Tasks 11 Implement OS Real Time Multitasking by writing a multitasking program with the tasks a Interface RTC and Display on LCD First Line Continuously b Interface ADC and Display on LCD Second Line Continuously 12 13 Implement OS Real Time multitasking by implementing three tasks a Read the Key input and display on Seven Segment LED b Read the ADC Analog Input and Plot the Corresponding signal on a graphical LCD c Generate a PWM signal with X on Time and Y off Time Interface a Stepper motor and Control the speed of rot
39. pplication of Flash e List the various animating logos e Know about the page maker e Know the application and limitation of page maker e Know the various tools available for drawing e Know about the photo shop e Know the application and limitation of photo shop e Know the special effect tools e Know over all view of ad premier e Know the editing of Analog amp Digital formats e Know about the Cell phone software LAB EXERCISES Publish Picture on paper using color printer 2 Record the Audio and apply different effects to it 3 Merge the voice and music 4 Record the video from the outside source and compressing it Use various recording format 5 Mixing the audio and video 6 a Develop advertisement in flash for 15 secs b Design a company logo with animations for 10 secs 7 Design a cartoon for 15 secs 8 Design a movie clip for 15 secs 10 11 12 13 14 15 Design a 3D animation picture b Edit a movie Convert VC D to D VD Convert a text in Doc format to P D F format Video and Audio format conversion Create photo album using Scanner Create photo album using Cell phone Create Video album using Cell phone SOFTWARE REQUIREMENTS 3D Max Flash Animating software U lead suite Adobe Audio Video software CD writing software Page maker cell phone software HARD WARE REQUIREMENT 1 A a E Pwh Computer system with multimedia amp Hard ware configuration Recommended for installi
40. ptive routing DSDV and DSR protocols 4 4 Transport Layer Traditional TCP Congestion control Slow start Fast retransmit fast recovery Classical TCP improvements Indirect TCP Snooping TCP Mobile TCP UNIT V WIRELESS APPLICATION PROTOCOL 5 1 5 2 WAP Introduction Main Objectives Integration of WAP components Stack arrangement with WAP WAP network Protocol stack of WAP WAP client architecture WAP network architecture WAP 2 0 Advantages Main architectural components of WAP 2 0 WAP Programming model Uses of WAP 2 0 additional services REFERENCE BOOKS S No TITLE AUTHOR PUBLISHER 1 Mobile Communications Jochen Schiller Pearson Education New Delhi 2 Wireless Communication of William Stallings PHI Networks 3 BlueTooth Demystified Nathan J Muller Tata McGraw Hill Publication New Delhi 609DCST03 MULTIMEDIA SYSTEMS AIM Multimedia is a new concept emerged in the recent times Now this technology is being widely used in web pages motion pictures and interactive presentations animation etc Multimedia has made a significant impact in training education business presentations public information access etc This course intends to introduce and expose multimedia technology and various factors and features of authoring software It will also help in making the internet application richer in content and presentation OBJECT
41. sing Life Cycle data modeling Multidimensional Database for data warehousing Building of data warehouse OLAP MOLAP ROLAP Data warehouse and views Future open issue for data warehouse 5 2 Data Mining What is data mining Technology Relationship to Data warehousing Association rules Classification Clustering Approaches to data mining problems Applications of Data mining problem Commercial tools of data mining Knowledge Discovery REFERENCE BOOKS S No TITLE AUTHOR PUBLISHER 1 Database Management System Date C J Galgotia Publications 2 Fundamentals of Database Elmasri R A Navathe Narosa Publishing House System Shyam B 3 Post Gerald V Database Management Tata McGraw Hill 2004 System 4 An introduction to Database Bipin C Desai Galgotia Publications P Systems Ltd 2005 5 Database system concepts Abraham Silberschatz Mc Graw Hill Publishin Henry F Korth and Company Limited 2004 Sudharshan S 6 Database Management Raghu Ramakrishnan Mc Graw Hill Publishin Systems Company Limited 2004 509DCST03 EMBEDDED SYSTEMS AIM Each day our lives become more dependent on Embedded systems digital information technology that is embedded in our environment This includes not only safety critical applications such as automotive devices and controls railways aircraft aerospace and medical devices but also communications mobile worlds and
42. yer and its configuration Narrate the architecture of Wireless Application Protocol List down the advantages of WAP Explain Wireless Markup Language Describe about WMLScript TOPICS AND ALLOCATION UNIT TOPIC TIME Hrs WIRELESS COMMUNICATION FUNDAMENTALS 18 II WIRELESS LOCAL AREA NETWORK 16 ll BLUETOOTH TECHNOLOGY 16 IV MOBILE NETWORK LAYER 18 V WIRELESS APPLICATION PROTOCOL 16 REVISION TEST 12 TOTAL 96 UNIT WIRELESS COMMUNICATION FUNDAMENTALS 1 1 Introduction History of cellular mobile communication Important terminologies Mobile computing Environment Architecture of mobile computing Functions of mobile computing Mobile and wireless devices 1 2 Multiplexing Space division multiplexing Frequency division multiplexing Time division multiplexing Code division multiplexing 1 3 Medium Access Control SDMA FDMA TDMA CDMA features comparison of SDMA FDMA TDMA and CDMA techniques 1 4 Telecommunication Systems GSM Mobile services System Architecture GPRS architecture 1 5 Cellular Wireless Networks Overview of cellular system operation of cellular system Adjacent Channel Interference Methods of reducing ACI Frequency reuse concept Diversity technique Improving coverage and capacity in cellular systems UNIT Il WIRELESS LOCAL AREA NETWORK 2 1 Wireless network Definition Advantages and Dis
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