CS6551 CN Question Papers, Computer Networks Previous Year Question Papers – IT 5th SEM Anna University


Anna University Regulation 2013 Information Technology (IT) CS6551 CN Question Papers for all 5 units are provided below. Download link for IT 5th SEM CS6551 Computer Networks Previous Year Question Papers are listed down for students to make perfect utilization and score maximum marks with our study materials.


Fifth Semester

Computer Science and Engineering

CS2302 COMPUTER NETWORKS (Regulation 2008)

Time: Three hours Maximum: 100 marks

Answer ALL questions

PART A (10 × 2 = 20 marks)

1 What is the difference between port address, logical address and physical address?
2. What will the maximum number of frames sent but unacknowledged for a sliding window of size n – 1 (n is the sequence number)?
3. What is the average size of an Ethernet frame?
4. What is the access method used by wireless LAN?
5. What is the network address in a class A subnet with the IP address of one of the hosts as and mask
6. Differentiate circuit and packet switched networks.
7. Define slow start.
8. When can an application make use of UDP?
9. What is PGP?
10. What do you mean by TELNET?
PART B (5 × 16 = 80 marks)
11 (a) Given a remainder of 111, a data unit of 10110011 and a divisor of 1001, is there an error in the data unit. Justify your answer with necessary principles. (16)
(b) How is frame order and flow control is achieved using the data link layer? (16)
12 (a) Describe the CSMA/CD protocol and comment on its performances for medium access. (16)
(b) Write short notes on :
ii. Bridges and switches (16)

13 (a) Explain the RIP algorithm with a simple example of your choice. (16)
(b) i.Discuss the IP addressing methods. (8)
ii.Write short notes on ARP. (8)
14 (a) Explain the principles of congestion control in TCP. (16)
(b) Discuss the Random Early Detection mechanism and derive the expression for drop probability. (16)
15 (a) Explain the SNMP protocol in detail. (16)
(b) Write short notes on :
i. DNS
ii.FTP (16)
CS6551 CN Question Paper1– Download Here
CS6551 CN Question Paper2– Download Here
CS6551 CN Question Paper3– Download Here
CS6551 CN Question Paper4– Download Here
CS6551 CN Question Paper5– Download Here
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Related Links
For CS6551 CN Question Bank/2marks 16marks with answers – Click here
For CS6551 CN Important Questions/Answer Key – Click here
For CS6551 CN Lecture Notes – Click here
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CS6551 Question Papers with answers, CN previous year question bank – IT 5th Semester


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