JNTU Kakinada B-Tech 4-2 MOBILE ADHOC and SENSOR NETWORKS R13 April 2018 Question Paper

IV B.Tech II Semester Regular/Supplementary Examinations, April – 2018
MOBILE ADHOC & SENSOR NETWORKS (Common to Computer Science and Engineering and Information Technology)Time: 3 hours Max. Marks: 70
Question paper consists of Part-A and Part-B
Answer ALL sub questions from Part-A
Answer any THREE questions from Part-B
*****
PART ?A (22 Marks)
1. a) Explain the issues in designing ad hoc networks. [4]
b) Define multi casting. [3]
c) List the major functions performed by TCP. [4]
d) Mention the advantages of WSNs. [4]
e) Describe the sensor node architecture with appropriate figure. [4]
f) Mention the security requirements in ad-hoc networks. [3]

PART ?B (3×16 = 48 Marks)
2. a) Explain the applications of MANETs. [8]
b) Discus about position based routing algorithms. [8]

3. a) Explain the various categories of broadcasting protocols. [8]
b) Explain about data-transmission oriented geocast routing protocols. [8]

4. a) Why TCP protocols used in wired network is not suitable for wireless networks?
Compare the different TCP protocols over ad hoc networks.
[8]
b) Draw the TCP header? Explain its fields. [8]

5. a) Briefly explain the architecture of wireless senor networks. [8]
b) Explain challenges and design issues of WSNs. [8]

6. a) Explain about data centric routing and directed diffusion. [8]
b) Differentiate ad hoc networks and sensor networks. Outline the features of WSN. [8]

7. a) Explain about intrusion tolerant routing in wireless sensor networks. [8]
b) Brief the problems affecting secure Ad Hoc routing in sensor networks. [8]

Code No: PT42053C
Set No. 1
R13
1 of 1