Bharathidasan University, B.C.A Degree Examination, Computer Applications, Computer Network, Nov 2020. model question papers

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Posted Date: 10 Jun 2021      Posted By:: Jannane.M    Member Level: Gold  Points: 3 (₹ 2)

2020 B.C.A. Bharathidasan University, B.C.A Degree Examination, Computer Applications, Computer Network, Nov 2020. Question paper

Course: B.C.A.   University/board: Bharathidasan University

Are you looking for the old question papers from Bharathidasan University of Computer Network paper? Here is the previous year question paper from Bharathidasan University. This is the original question paper of Computer Network exam conducted in Nov 2020. Feel free to download the question paper from here and use it to prepare for your upcoming exams. 9245 T
(For candidates admitted from 2010-2015) Degree Examination, Nov 2020

Part III - Computer Application - Major

Computer Network

Time : Three Hours Maximum : 75 marks

Part A - (10×2=20 marks)

Answer all questions

1. What is a broadcast network?

2. What is a connection oriented service?

3. What is meant by a transponder?

4. What is frequency division multiplexing?

5. Define Piggybacking.

6. What is flow control?

7. Define foreign agents.

8. What is meant by congestion?

9. What is DNS?

10. What is meant by mirroring?

Part B - (5×5=25 marks)

Answer all questions choosing either (a) or (b)

11.a) What are the uses of computer networks?


b) Discuss about the design issues of the layers.

12.a) Discuss about radio and microwave transmission


b) Write in detail about geo stationary satellites.

13.a) What are the methods used for framing in data link layer?


b) Explain any one elementary data link protocol.

14.a) Explain how congestion is controlled in datagram subnets.


b) Illustrate the Leaky Bucket Algorithm and the token bucket algorithm for achieving good quality of service.

15.a) Discuss the primitives for a simple transport service.


b) Explain the architecture and services of the electronic mail.

Part C - (3×10=30 marks)

Answer any Three questions.

16. Discuss with a neat diagram the ISO-OSI reference model.

17. Explain circuit switching and packet switching in telephone network.

18. Illustrate with an example the CRC method for error detection.

19. Discuss about the network layer design issues.

20. Give an architectural overview of the World Wide Web.

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