DISTANCE EDUCATION
M.Sc. (Software Engineering) Years Integrated)
DEGREE EXAMINATION, MAY 2016.
COMPUTER NETWORKS
Time Three hours Maximum 100 marks
SECTION A — 8 40 marks)
Answer any FIVE questions.
1. What are the uses of Computer Networks?
2. Write short notes on ISDN.
3. Explain the sliding window protocols.
4. What is ALOHA? Explain.
5. Describe the concept of firewalls and its advantages.
6. What are the performance issues in transport layer?
Discuss.
7. Write short notes on the following
TCP
UDP.
8. Illustrate the fundamentals of WWW.
SECTION B — 15 60 marks)
Answer any FOUR questions.
9. Discuss the OSI reference model with diagram.
10. Write a brief note on communication satellites.
Sub. Code
31
DE-3914
2
SER
11. Describe the error detection and correction codes.
12. Explain any two routing algorithms in detail.
13. Briefly explain the Internet control protocols.
14. Discuss the basic concepts of network security.
15. Explain the following
Multimedia
MPEG standards.