STUPIDSID
1(a)
List the advantages of fiber optics as a communication medium.
5 M
1(b)
List design issues in OSI layers.
5 M
1(c)
What is the use of SSH?
5 M
1(d)
What is the throughput of the system both in pure ALOHA and Slotted ALOHA, if the network transmits 200 bit-frames on shared channel of 200kbps and the system produces (a) 1000 frames per second (b) 500 frames per second.
5 M
2(a)
Explain any four functions of Session layer with example.
10 M
2(b)
What is ICMP protocol? Explain the ICMP Header format with diagram.
10 M
3(a)
Explain CSMA Protocols. Explain how collsions are handled in CSMA /CD.
10 M
3(b)
Discuss the quality of service parameters in computer network.
10 M
4(a)
What are the steps involvedin link state routing. Explain the contents and requirement of link state packets.
10 M
4(b)
Compare Open Loop congestion control and Closed Loop congestion control.
10 M
5(a)
Write a Program for client-server application using Socket Programming (UDP).
10 M
5(b)
An ISP is granted a block of address starting with 190.100.0.0/16(65,
536 addresses). The ISP needs to distribute these addresses to three groups of customers as follows:
i) The first group has 64 customers; each needs 256 addesses.
ii) The second group has 128 customers; each 128 addresses.
iii) The third group has 128 customers; each needs 64 addresses are still available after these allocations.
536 addresses). The ISP needs to distribute these addresses to three groups of customers as follows:
i) The first group has 64 customers; each needs 256 addesses.
ii) The second group has 128 customers; each 128 addresses.
iii) The third group has 128 customers; each needs 64 addresses are still available after these allocations.
10 M
Write a short notes on the following:
6 (i)
Virtual LAN
5 M
6 (ii)
RARP
5 M
6 (iii)
HDLC
5 M
6 (iv)
SMTP
5 M
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