M.C.A. DEGREE EXAMINATION, 2008 Question paper - Annamalai University

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M.C.A. DEGREE EXAMINATION, 2008 Question paper - Annamalai University

PART - A (8 × 5 = 40)
Answer any EIGHT questions.
All questions carry equal marks.
1. Describe the goals of network.
2. Explain in detail about the network topology.
3. Discuss the simplex stop and wait protocol.
Register Number :
Name of the Candidate :
2 8 4 0
M.C.A. DEGREE EXAMINATION, 2008
( SECOND SEMESTER )
( PAPER - XII )
251. COMPUTER NETWORKS
( New Regulations )
May ] [ Time : 3 Hours
Maximum : 100 Marks
4. Write short notes on protocol specifications
and verifications.
5. List out the characteristics of LAN.
6. Explain the elements of transport protocol.
7. Explain about the data encryption standard.
8. Discuss about ISO security recommendations.
9. Explain about the cryptographic principles.
10. Discuss about file management protocols.
PART - B (3 × 20 = 60)
Answer any THREE questions.
All questions carry equal marks.
11. Discuss briefly the OSI reference model.
12. Write short notes on :
(a) Binary Synchronous Control. (BSC)
(b) High level Data Link Control. (HDLC)
13. Briefly describe the routing principles in local
Area Network.
14. Describe about the encryption with private
and public keys.
15. Explain in detail about application protocols