CS2302 / CS52 / 10144 CS 503 COMPUTER NETWORKS April may 2015

Sunday, March 6, 2016

Anna University Questions - CS2302 / CS52 / 10144 CS 503 COMPUTER NETWORKS, april may 2015, Computer Science and Engineering, Fifth semester, regulation 2008 and 2010

*Exam*	B.E/B.Tech. (Full Time) DEGREE END SEMESTER EXAMINATIONS
*Academic Year*	April May 2015
*Subject Code*	CS2302 / CS52 / 10144 CS 503
*Subject Name*	Computer Networks
*Branch*	Computer Science and Engineering
*Semester*	Fifth Semester
*Regulation*	2008/2010

B.E / B.Tech. (Full Time) DEGREE END SEMESTER EXAMINATIONS, APRIL / MAY 2015

Computer Science and Engineering

Seventh Semester

CS2302 / CS52 / 10144 CS 503 COMPUTER NETWORKS

(Common to Information Technology)

(Regulations 2008/2010)

Time : 3 Hours Answer A L L Questions Max. Marks 100

PART-A (10 x 2 = 20 Marks)

1. What is flow control?

2. What is refraction?

3. What are the issues in data link layer?

4. What are the criteria used to evaluate transmission medium?

5. What are the responsibilities of network layer?

6. What are datagrams?

7. What are the duties of transport layer?

8. What is the difference between network layer delivery and transport layer delivery?

9. What is the basic model of FTP?

10. Give the format of HTTP request.

Part-B (5* 16 = 80 Marks)

11. (a) Explain how to build network with OSI and TCP/IP reference model. (16)

(b) Write short note om

(i) Reliable transmission

(ii) Framing

12. (a) Discuss the design procedure to build wireless LAN network

(b) What are common ETHERNET implementations? Discuss about the sublayer.

13. (a) Discuss about distance vector routing with illustration.

(b) Compare and contrast different types of switching methodologies.

14. (a) Explain the method of congestion avoidance.

(b) Explain about UDP and TCP features with neat diagrammatic representation.

15. (a) Explain the structure of data encryption standard. List various security services.

(b) Explain about RSA algorithm with illustration.

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