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Syllabus of Andhra University MCA - MCA 2.2.1 Data Communications and Networks
With effect from 2004-05 admitted batch
Instruction: 3 Periods/week
Sessional Marks: 50
Univ-Exam-Marks:100
Time: 3 Hours
1. Introduction:
Data communications, Networks, The Internet, Protocol & Standards
2. Network Models:
Layered tasks, Internet model, OSI model
3. Physical layer:
3.1 Signals: Analog and digital signals, data rate limits, Transmission impairment, Signal measurements like throughput, propagation speed and time, wave length
3.2 Digital Transmission: Line coding, block coding, sampling, transmission mode
3.3 Analog Transmission: Modulation digital data, telephone modem, Modulation analog signals
3.4 Multiplexing: FDM, WDM, TDM
3.5 Transmission Media: Guided media, unguided media
3.6 Circuit Switching & Telephone Network: Circuit switching, telephone network
4. Data Link Layer:
4.1 Error detection and Correction: Type of errors, detection and correction of errors
4.2 Data Link Control & Protocol: Flow & error control, Stop-And-Wait ARQ, Go-Back-N ARQ, Select Repeat ARQ, HDLC
4.3 Point-To-Point Access: Point-to-point protocol, PPP stack
4.4 Local Area Network: Traditional Ethernet, fast and gigabit Ethernets
4.5 Connecting LANs, Backbone Networks and Virtual LANs: Connecting devices, Backbone networks, Virtual LANs
5. Network Layer:
5.1 Internetworks, Addressing, Routing
5.2 Network Layer Protocols: ARP, IP, ICMP, IPV6
5.3 Unicast routing, Unicast routing protocols, Multi routing, Multicast routing protocols
6. Transport Layer:
6.1 Process-To-Process delivery, user data gram, Transmission control protocol
7. Application Layer:
7.1 Client-Server Model: Client-Server model, Socket interface
7.2 A brief introduction to DNS, SMTP, FTP
Text Book:
Data Communications and Networking, Behrouz A. Forouzan, 3rd Edition, Tata Mcgraw-Hill Publishing Co
Reference Book:
Understanding Data Communications and Networks, William A Shay, 2nd Edition, Vikas Publishing House
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