Computer Networks Question Bank 2008-2011 for Electrical and Electronics Engineering Anna University Chennai

B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011. Sixth Semester Electrical and Electronics Engineering CS 2363 — COMPUTER NETWORKS (Regulation 2008) Time : Three hours Maximum : 100 marks Answer ALL questions. PART A — (10 × 2 = 20 marks) 1. Define a computer network.
2. What is FDDI?
3. What is internet working?
4. What is IPV6?
5. What is queuing?
6. Define congestion. 7. Define cryptography.
8. What is PGP.
9. What is HTTP?
10. List multimedia applications. PART B — (5 × 16 = 80 marks) 11. (a) (i) Describe network
architecture in detail. (8)
(ii) What is Ethernet? Explain in
detail. (8) Or (b) (i) What is error detection?
Explain with examples. (8)
(ii) Write a note on bridges. (8)
12. (a) (i) Explain in detail about
internet control message protocol.
(8) (ii) Describe any one routing
algorithm. (8) Or (b) (i) What is dynamic host
configuration protocol? Explain in
detail.
(8)
(ii) Write a note on addressing. (8)
13. (a) (i) Explain the user datagram protocol (UDP) in detail. (8)
(ii) What is flow control? Explain in
detail. (8) Or (b) (i) Explain in detail the
transmission control protocol. (8)
(ii) Write a note on congestion
avoidance mechanisms. (8)
14. (a) (i) Write a note on JPEG,
MPEG and MP3. (8) (ii) What is IP security? Explain in
detail. (8) Or (b) (i) Explain fire walls in detail. (8)
(ii) Explain the basic principles of
authentication. (8)
15. (a) (i) Describe domain name
system in detail. (8)
(ii) Write a note on e-mail. (8) Or (b) (i) Explain simple network
management protocol in detail. (8)
(ii) Describe in detail the file
transfer protocol (FTP). (8)