Karnataka State Open University (KSOU) 2011 B.C.A Computer Application- Data Communication - Question Paper

TIT Semester B.C.A. Examination, August 2011 DATA COMMUNICATION

Max, Marks : 80

Instruction : Answer all questions in Part-A and either (a) or (b) of each question in Part-B.

PART-A

I. Answer all the questions

1)    What is Distributed Processing ?

2)    Identify the five components of data communication system.

3)    Which OSI layers are the network support layers ?

4)    What is an intelligent modem ?

5)    What are the three major classes of guided media ?

6)    Expand 1) DTE 2) DOE.

7)    What are the two types of TDM ?

8)    What are the difference between communication and transmission ?

9)    Expand CSMA/CD.

10)    Define shell sort.

n. Answer all the questions :    (4x5=20)

11)    Describe briefly internet works with a suitable diagram.

12)    What is the major advantage of shields twisted pair with unshielded twisted pair cable ?

13)    Describe briefly coaxial cable.

14)    Explain Inverse Multiplexing.

15)    Discusss the concept of redundancy in error detection.

Answer all the questions :

16)    a) Explain the applications of data communication.

OR

b) Explain Tree topology with suitable diagram.

17)    a) Explain the functions of the Network layer.

OR

b) Explain parallet transmission.

18)    a) Explain EIA-232 Interface.

OR

b) Describe Satellite Communication in detail.

19)    a) Explain Multiplexing applications in the telephone system.

OR

b) Describe FDM in detail.

20)    a) Explain the functions of a Modem.

OR

b) Describe LRC in detail.

Attachment: karnataka-state-open-university--ksou--2011-b-c-a-computer-application-33918-1.pdf

Earning:   Approval pending.