Exam Details
| Subject | computer networks | |
| Paper | ||
| Exam / Course | m.sc. computer science | |
| Department | ||
| Organization | Alagappa University Distance Education | |
| Position | ||
| Exam Date | May, 2017 | |
| City, State | tamil nadu, karaikudi |
Question Paper
DISTANCE EDUCATION
M.Sc. (Computer Science) DEGREE EXAMINATION,
MAY 2017.
COMPUTER NETWORKS
(2007 onwards)
Time Three hours Maximum 100 marks
SECTION A — (10 3 30 marks)
Answer ALL questions.
1. Define Network Software.
2. What is WAN?
3. What is framing?
4. Define Error-correcting codes.
5. What do you mean by tunneling?
6. Define Subnets.
7. What is addressing?
8. Define Multiplexing.
9. What do you mean by user agents?
10. What is DNS?
Sub. Code
21
DE-491
2
Ws9
SECTION B — 10 40 marks)
Answer any FOUR questions.
11. Write a short note on TCP/IP reference model.
12. Discuss about ISDN system architecture.
13. Discuss Error-detection and correction codes in detail.
14. Explain about OSPF.
15. How to measure Network performance?
16. What is SNMP? Explain with the help of block diagram.
SECTION C — × 15 30 marks)
Answer any TWO questions.
17. Explain in detail about Broad band and Narrow ISDN.
18. Discuss in detail about Routing algorithms.
19. Explain about Medium Access Sublayer.
M.Sc. (Computer Science) DEGREE EXAMINATION,
MAY 2017.
COMPUTER NETWORKS
(2007 onwards)
Time Three hours Maximum 100 marks
SECTION A — (10 3 30 marks)
Answer ALL questions.
1. Define Network Software.
2. What is WAN?
3. What is framing?
4. Define Error-correcting codes.
5. What do you mean by tunneling?
6. Define Subnets.
7. What is addressing?
8. Define Multiplexing.
9. What do you mean by user agents?
10. What is DNS?
Sub. Code
21
DE-491
2
Ws9
SECTION B — 10 40 marks)
Answer any FOUR questions.
11. Write a short note on TCP/IP reference model.
12. Discuss about ISDN system architecture.
13. Discuss Error-detection and correction codes in detail.
14. Explain about OSPF.
15. How to measure Network performance?
16. What is SNMP? Explain with the help of block diagram.
SECTION C — × 15 30 marks)
Answer any TWO questions.
17. Explain in detail about Broad band and Narrow ISDN.
18. Discuss in detail about Routing algorithms.
19. Explain about Medium Access Sublayer.
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