Anna University Coimbatore 2011 B.E Computer Science and Engineering 5th Semester CSE Regulation:2008 ,080230022-COMPUTER NETWORKS - Question Paper

ANNA UNIVERSITY COLLEGE OF TECHNOLOGY, COIMBATORE
B.E. / B.TECH. DEGREE EXAMINATIONS: NOV / DEC 2011
REGULATIONS : 2008
5th SEMESTER: CSE
080230022 - COMPUTER NETWORKS
Time: 3Hours Max.Marks:100
PART-A
[10 × two = 20 Marks]
ans ALL THE ques.

1. Give an advantages and disadvantages of BUS topology.
2. Define Transmission rate.
3. Differentiate bridge and router.
4. What is piggybacking?
5. Write the purpose of subnet masking.
6. What is meant by flooding?
7. Define socket.
8. State the advantages of Peer to Peer network?
9. What are the advantages of Peer to Peer network?
10. Define Sensor network.
PART-B
[5 × 16 = 80 Marks]
ans ALL THE ques.

11. (a) (i) explain in detail about the layers of OSI model. [10]
(ii)Name the 4 basic network topologies and discuss them giving all the [6]
relevant Features.
(OR)

11. (b) (i) Differentiate FDDI from token ring. [6]
(ii)Explain the functioning of wireless LAN in detail. [10]

12. (a) (i) discuss briefly about Go –Back –n ARQ. [8]
(ii) explain in detail about Selective-Repeat ARQ. [8]
(OR)
12. (b) explain in detail about HDLC.

13. (a) (i) discuss Briefly about the various classes of IP Addressing. [8]
(ii)Discuss in detail about subnetting. [8]
(OR)
13. (b) explain in detail about Distance Vector Routing.

14. (a)Discuss Multiplexing and Demultiplexing in connectionless & connection
oriented networks.
(OR)
14. (b) discuss the role of a DNS on a computer network.

15. (a) explain in detail about Storage Area Network with suitable diagram.
(OR)
15 (b) discuss in details about optical Network.

*****THE END*****

Earning:   Approval pending.