STUPIDSID
1 (a)
List the functions of the network layer in the OSI model.
5 M
1 (b)
What are transmission impairments? Explain each briefly.
5 M
1 (c)
What is sub-netting? List advantages and disadvantages of the same.
5 M
1 (d)
Explain STS-1 frame format.
5 M
2 (a)
Draw block diagram of functional architecture of ISDN and explain.
10 M
2 (b)
Explain automatic protection switching in Sonet networks.
6 M
2 (c)
Compare twisted pair and coaxial cables.
4 M
3 (a)
Compare Go back N ARQ and Selective reject ARQ. What is the maximum size for both?
10 M
3 (b)
State and explain the working of a TSI switch.
5 M
3 (c)
Distinguish between in-band signaling and out-band signaling in circuit switched networks.
5 M
4 (a)
Distinguish and explain in detail Router, Hub, Switch, Bridge, Gateway.
10 M
4 (b)
Explain "flooding" in packet network. State advantages and applications.
5 M
4 (c)
Distinguish between implicit congestion signaling and explicit congestion signaling.
5 M
5 (a)
Apply Dijkstra's and Bellman ford algorithm to the given network and find the least cost path between source node ?I to all the other nodes :
10 M
5 (b)
Explain Section, Line and Path with respect to SONET.
5 M
5 (c)
Distinguish between synchronous and asynchronous transmission.
5 M
6 (a)
Explain IEEE 802.2 standard. Sketch the general MAC frame format and LLC PDU structure. Explain the functions of the different fields.
10 M
6 (b)
Distinguish between the following token re-insertion strategies.
i. Single Token Operation
ii. Multiple Token Operation
iii. Single Frame Operation
i. Single Token Operation
ii. Multiple Token Operation
iii. Single Frame Operation
10 M
Write short notes on (Any four) : -
7 (a)
Berkeley API.
5 M
7 (b)
ADSL
5 M
7 (c)
IPV4 and IPv6
5 M
7 (d)
TCP and UDP
5 M
7 (e)
V series modem standards.
5 M
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