Other Bachelor Degree- COMPUTER NETWORKS(Karunya University, Coimbatore-2012)

Reg. No. ________                                                                                                                                                      

Karunya University

(Karunya Institute of Technology and Sciences)

(Declared as Deemed to be University under Sec.3 of the UGC Act, 1956)

 

Supplementary Examination – June 2012

 

Subject Title: COMPUTER NETWORKS                                                                                                       Time: 3 hours

Subject Code:            09IT214                                                                                                                             Maximum Marks: 100           

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               

Answer ALL questions

PART – A (10 x 1 = 10 MARKS)

 

1.         What is Internet?

2.         Define a Protocol.

3.         Expand HTTP.

4.         What is FTP?

5.         Expand UDP.

6.         What is Multiplexing?

7.         What is IGMP?

8.         What is the size of IP datagram?

9.         What is the purpose of RARP?

10.       Expand DHCP.

 

PART – B (5 x 3 = 15 MARKS)

 

11.       Write a note on protocol layers.

12.       What are the fields of UDP header?

13.       List down the services offered by transport layer.

14.       What is inside the router?

15.       What is an Ethernet?

 

PART – C (5 x 15 = 75 MARKS)

 

16.       Describe internet service provider and internet backbones.

(OR)

17.       Explain the various transmission Medias.

 

18.  Explain domain name system.

(OR)

19.       Describe transmission control protocol.

 

20.       Explain TCP congestion control.

(OR)

21.       What are the principles of reliable data transfer?  Explain the same.

 

22.        Explain link state routing algorithm and hierarchical routing algorithm.

(OR)

23.       Compare virtual circuits and datagram networks.

 

24.        Explain error detection and correction techniques.

(OR)

25.        Describe multiple access protocol.

Earning:  ₹ 0.00/-