SRM University 2007 B.Tech Computer Science and Engineering Bank : CS309 Computer Networks - Question Paper

S .R.M Institute of Science and Technology (Deemed University)
Department of computer Science and Engineering

CS309 Computer Networks
ques. Bank
Unit – 1
2-Marks

1. What is a network?
2. What is a distributed system?
3. List the uses of computer networks?
4. What is resource sharing?
5. Explain client-server model?
6. What are the uses of Internet
7. Write the difference ranging from client-server model and peer-to-peer model?
8. Explain the kinds of Transmission technology?
9. What are broadcast networks?
10. What is point-to-point connection?
11. What is unicasting?
12. What is subnet?
13. What is packet switched or store and forward transmission?
14. What is protocol & protocol stack?
15. What is WWW?
16. What is a carrier hotel?
17. What is ATM?
18. Write short notes on x.25?
19. What is ATM VC?
20. What is Multipath fading?
21. What are the two categories of standards?
22. Give the format of an ATM cell?
23. Give 2 differences ranging from connection –oriented & connection-less Services?
24. What is a frame & provide an example?
25. What is flow control?
26. . elaborate two reasons for using layered protocols?
27. Why does ATM use small, fixed length cells?

10-Marks
1. discuss the protocol architecture of ATM?
2. Differentiate unicasting, multicasting & broadcasting?
3. discuss the functions of the layers in the OSI reference model?
4. discuss the functions of the layers in the TCP/IP model?
5. Draw the ATM cell format & discuss the different fields
6. discuss the different usages of computer networks?
7. Differentiate OSI & TCP Reference models?
8. discuss various network hardware?
9. discuss the architecture of Internet?
10. discuss network standardization?
11. discuss Wireless LANs?

II UNIT
PHYSICAL LAYER

PART A two marks

1. Compare analog and digital data transmission?
2. provide a few example of guided transmission media and explain?
3. provide a few example of unguided transmission media and explain?
4. describe bandwidth.
5. describe signal to noise ratio.
6. provide the max data rate of channel with noise and without noise?
7. describe sampling
8. Why do we go for modulation?
9. Compare fiber optics and copper wires used for transmission?
10. describe multimode fiber
11. describe single mode fiber
12. describe direct sequence spread spectrum?
13. describe frequency hopping spread spectrum?
14. Mention any 2 uses of infrared transmission?
15. List the advantages of fiber optics?

Earning:   Approval pending.