2007 Mahatma Gandhi University M.Sc Electronic Science Data Communication Networks Question paper for exam preparation. Question paper for 2007 Mahatma Gandhi University M.Sc Electronic Science Data Communication Networks Question paper, Exam Question papers 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2012 university in india question papers. SiteMap
K2Questions Logo

2007 Mahatma Gandhi University M.Sc Electronic Science Data Communication Networks Question paper

University Question Papers
2007 Mahatma Gandhi University M.Sc Electronic Science Data Communication Networks Question paper

M.Sc. DEGREE EXAMINATION, JANUARY 2007

Third Semester

Branch : Electronics

DATA COMMUNICATION NETWORKS

Time : Three Hours Maximum : 75 Marks

Part A

Answer any six questions.
Each question carries 2 marks.

1. What is PSTN?
2. What is the function of a modem?
3. Name any two multiplexing techniques.
4. Name the most popular LAN technology.
5. What is ISDN?
6. Define Internet.
7. What is meant by “Protocol”?
8. What is facsimile?
9. Draw the bus topology of a network.
(6 X 2 = 12 marks)

Part B

Answer any three questions.
Each question carries 5 marks.

10. Explain Polling.
11. Explain the role of Session layer in OSI model.
12. Distinguish between LAN and MAN.
13. What is packet switching?
14. What is teletext?
(3 X 5 = 15 marks)

Part C

Answer all questions.
Each questions carries 12 marks.

15. (a) Draw the block diagram of a digital communication system and explain briefly, the functions of each block.
Or
(b) What are the various network topologies? Compare their relative advantages.
16. (a) Draw the diagram of the OSI reference model and briefly explain the functions of each layer.
Or
(b) Explain what is multiple access and describe any one of the multiple access techniques in detail.
17. (a) What are the different classifications of a data communication network? Explain each of them.
Or
(b) Explain CSMA/CD in detail.
18. (a) Draw the circuit of any A/D converter and explain its working.
Or
(b) Write detailed technical notes on internet tools.
(4 X 12 = 48 marks)



About us | SiteMap | Terms of use | Privacy Policy | Disclaimer | Contact us | ©2010 K2Questions.com