Barkatullah University 2009 B.Sc Information Technology Data Communication and Network - Question Paper

Time : three Hours Maximum Marks : 50

1. discuss the function of various layers of OSI Reference Model.
Or
Draw protocol suite for OSI Reference Model and write note on any 1 of the protocol.

2. discuss ARQ protocol with its different functions.
Or
Write difference ranging from TDM and FDM.

3. What do you understand by Network Topologies? discuss various kinds of topology.
Or
elaborate the various routing algorithms? discuss any 1 of them.

4. Write short notes on the subsequent :
(1) DHCP (2) Mobile IP
Or
Write and discuss frame format of IPV6.

5. What do you understand by cryptography? discuss any 1 substitution method.
Or
Write short notes on the subsequent :
(1) MPLS (2) RSVP

Earning:   Approval pending.