Madurai Kamraj University (MKU) 2006-3rd Year M.C.A - - exam paper

MCA 3rd Year MAY 2006

PAPER III - COMPUTER NETWORKS

Time: 3 hours Maximwn : 100 marks

PART A ans ALL ques.. (8 x five = 40 marks)

1. (a) Write short note on wireless network. Or
(b) explain fiber optics transmission media.

2. (a) discuss ATM switches in briefly. Or
(b) explain paging systems in cellular radio.

3. (a) define point - to - point protocol in briefly. Or
(b) Write short note on slotted ALOHA.

4. (a) explain IEEE standard 802.4 token bus Or
(b) define FDDI in briefly

5. (a) discuss shortest - path routing algorithm with example. Or
(b) subnets.

6. (a) discuss IP protocol with example. Or
b) Write short note on IPU6.

7. (a) define TCP transmission policy. Or
(b) discuss network news transfer protocol in detail

8. (a) Write short note on DNS Or
(b) explain URL with example

PART B ans ALL ques.. (5 x 12 = 60 marks)

9. (a) discuss architectures. In detail network any 2 Or
(b) explain in detail narrow band ISDN.

10. (a) discuss fault detection and correction with example. Or
(b) describe bridges. explain any 2 kinds of bridges in detail.

11. (a) discuss network layer design problems in detail. Or
(b) explain the subsequent in ATM networks.
(i) Connection setup (6) (ii) Quality of services. (6)

12. discuss the subsequent elements of transport:
(a) (i) protocols. Addressing (6) (ii) establishing a connection (6). Or
(b) discuss system design performance in detail.

13. (a) discuss various message mail in detail Or
(b) define Server side and client side concepts in WWW.

Earning:   Approval pending.