Ch. Charan Singh University 2008 B.C.A Computer Application Computer Communication & Network - Question Paper

BCA (IV Sem.)

B.C.A Examination, Dec-2008
Computer Communication & Network
(BCA-402)
Time: 3 Hours Maximum Marks: 75

Note: Attempt any 5 ques.. ques. No. one is compulsory. ques. No. two to eight carry equal marks.


1(a) What is communication? describe.
(b)What is an IP address?
(c)What is transmission media?
(d)Write down notes on the subsequent.
(i) Broad Band coaxial wire
(ii) Fiber Optics
(e)Explain the terms
(i) Routers (ii) Bridges
(f)Define the term ISDN.
(g)What is communication satellite?

2.Writes notes on
(i)Linear Block encoding (ii) Algebraic Codes (iii) Cyclic codes

3.Discuss the design problems of data link layer?

4.Write a detailed note on emerging patterns in Data Communication and Computer networks technologies.

5.Define OSI reference model in detail.

6.Comment on the term “Network Security”.

7.Explain the difference ranging from LAN & WAN.

8.What are the services given by presentation layer to application layer?

Earning:   Approval pending.