MU Computer Communication Networks - December 2015 Exam Question Paper

MU Electronics Engineering (Semester 7)
Computer Communication Networks
December 2015

Total marks: --
Total time: --

INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary

1 (a) Explain the various Connecting devices used in compute networks.

5 M

1 (b) Explain bit stuffing and unstuffing with respect to HDLC.

5 M

1 (c) Explain CSMA/CA method of random access.

5 M

1 (d) Compare TCP and UDP.

5 M

2 (a) Explain the ISO-OSI model of networks with the help of neat diagrams.

10 M

2 (b) Explain the sliding window ARQ used for error control.

10 M

3 (a) Explain the various station types, Configurations, response modes and Frame formats in HDLC.

10 M

4 (a) Explain circuit switching, packet switching and message switching.

10 M

4 (b) Explain how routers use link state routing algorithm to create the routing table.

10 M

5 (a) List the various options used in the IP datagram and explain each in brief.

10 M

5 (b) Draw and discuss the Ethernet frame format.

10 M

6 (a) Guided and unguided media.

5 M

6 (b) Open loop congestion control.

5 M

6 (c) PPP Header format.

5 M

6 (d) Network topologies.

5 M

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