Madurai Kamraj University (MKU) 2005 Post Graduate Diploma Computer Application COMPUTER NETWORKS - Question Paper

COMPUTER NETWORKS May 2005
Time: 3 hours Maximum: 100 marks
PART A ans any 6 ques. (6 x five =30 marks)
1. define the various classes of service primitives.
2. define the features of LAN.
3. define the Base band coaxial cable used for Transmission.
4. define features of Analog Cellular Telephones.
5. Write a note on 'framing'.
6. Compare the channel utilization with load for different random access protocols.
7. define the internal organization of Network layer.
8.Discuss on Transport Service Primitives.
9.What do you mean by Source Encoding? discuss.
10. define the parts of a web model.
PART B ans any 4 ques. (4 x 10 =40 marks)
11.Describe the kinds of Transmission Technology.
12. define the different switching techniques handled in Telephone system.
13.Describe the structure of Telephone System.
14. explain the services given by Data Link Layer to Network Layer.
15. define about Datagram Subnet and virtual circuit subnet. Compare them.
16.Describe the facilities available in E-mail system.
PART C ans any 2 ques. (2 x 15 =30 marks)
17. define the different layers of OSI Reference Model in detail.
18. define in detail about the following:(a) CDMA (b) WDMA (c) Wireless LAN
Protocols.
19. define the subsequent Routing Algorithms: (a) Shortest path Routing. (b) Flow base
Routing.

Earning:   Approval pending.