VTU Computer Science (Semester 8)
ADHOC Networks
May 2016
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) Write any eight differences between cellular networks and Ad-Hoc wireless networks.
10 M
1(b) Explain the major issues to be considered in designing a MAC protocol for Ad-hoc wireless networks.
10 M

2(a) Explain hidden and exposed terminal problems with a neat diagram.
5 M
2(b) Explain the packet exchange mechanism in MACAW protocol with a neat diagram.
6 M
2(c) Explain collision avoidance time allocation protocol frame format with a diagram.
9 M

3(a) Explain MAC protocol using directional antennas.
6 M
3(b) Explain interleaved carrier-sense multiple access protocol in brief.
7 M
3(c) Explain the operation of multichannel MAC protocol with a neat diagram.
7 M

4(a) Write the classification of routing protocol based on the routing information update mechanism.
3 M
4(b) Explain DSDV routing protocol with an example.
9 M
4(c) Explain AODV protocol.
8 M

5(a) Explain zone routing protocol.
7 M
5(b) Explain Fishey state routing protocol with an example.
13 M

6(a) Why does TCP not perform well in Ad-hoc wireless networks?
10 M
6(b) Explain Ad-hoc TCP, with state diagram for ATCP sender.
10 M

7(a) Explain in brief various routing attacks.
5 M
7(b) Briefly explain requirements for a secure routing protocol.
4 M
7(c) Explain two major kinds cryptographic algorithms.
11 M

8(a) Briefly explain the characteristics that affects QoS provisioning in Ad-hoc wireless networks.
7 M
8(b) Explain Location and delay predictions with respect to predictive location based QoS routing protocol.
13 M



More question papers from ADHOC Networks
SPONSORED ADVERTISEMENTS