MU Information Technology (Semester 4)
Computer Networks
May 2014
Total marks: --
Total time: --
INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary


1(a) What is a network?What are its goals and application?
5 M
1(b) Discuss and compare various types of networks.
5 M
1(c) Is there any relationship between transmission media and topology?
5 M
1(d) What are the goals of TCP/IP Model?
5 M

2(a) what is OSI Model?Explain the function and protocols and services of each layer.
10 M
2(b) Describe about the different guided transmission media.
10 M

3(a) Explain the function of data link layer.
10 M
3(b) Explain the taxonomy of multiple access protocols.
10 M

4(a) Explain different categories of routing algorithms.
10 M
4(b) What is IP addressing ?How it is classified ?How is subnet addressing is performed.
10 M

5(a) What are the element of transport protocol?
10 M
5(b) Explain TCP Congestion Control.
10 M

Write short notes on: (Any four)
6(a) Connection oriented and connectionless service
5 M
6(b) Sliding window protocol.
5 M
6(c) Mobile Telephone system.
5 M
6(d) Communication satellite
5 M
6(e) Internet Control protocols
5 M
6(f) UDP
5 M



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