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Anna University Question Paper
B.E./B.Tech. DEGREE EXAMINATION, May /June 2014.
Electronics and Communication Engineering
EC2352-Computer Networks
Sixth Semester
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ANNA UNIVERSITY SYLLABUS: CLICK HERE
PART-A(10*2=20)
1.List the layers in OSI model.
2.Distinguish circuit switching and packet switching.
3.Write any two functions of Data link layer.
4.Draw the frame format for bit oriented protocols.
5.What is the need for adaptive routing algorithms?
6.What is the speciality of DHCP?
7.What is the retransmission timer?
8.Draw the UDP header.
9.List the three parts of URL.
10. Distinguish substitution and transposition cipher.
PART-B(5*16=80)
11.a)Explain in detail various guided transmission media. (16)
Or
b)Explain the data transfer in cable TV. (16)
12.a)Discuss in detail one-bit sliding window protocol.Go Back N and selective Repeat protocol. (16)
Or
b)With diagram,Explain Bluetooth Protocol stack. (16)
13.a)Explain link state routing and broadcast routing with example. (16)
Or
b)How do IP addresses get mapped onto data link layer addresses such as Ethernet?Explain with an Example. (16)
14.a) With neat diagram,Explain TCP connection establishment in the normal case and call collision case. (16)
Or
b)Explain in detail window management in TCP. (16)
15.a)Explain HTTP with Example. (16)
Or
b)With an example Explain the authentication using Kerberos and public key cryptography. (16)
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