Hall Ticket No Question Paper Code: BES210
INSTITUTE OF AERONAUTICAL ENGINEERING
(Autonomous)
M.Tech II Semester End Examinations (Regular) July, 2018
Regulation: IARE-R16
EMBEDDED WIRELESS SENSOR NETWORKS
Time: 3 Hours Max Marks: 70
Answer ONE Question from each Unit
All Questions Carry Equal Marks
All parts of the question must be answered in one place only
UNIT I
1. Discuss about scalability, robustness, fault tolerance and network life time.
Explain the sensor network architecture with a neat sketch.
2. Explain the operating states with different power consumptions
Illustrate in detail about the various hardware components and their composition into functioning
node of WSN.
UNIT II
3. Write short notes on centric paradigm and address centric paradigm.
Explain Internet to WSN communication and optimization goals and figure of merit of WSN.

4. Explain dynamic energy, power management and concept of gate way in different WSN scenarios.

Write the expressibility requirements for WSN service interfaces.
UNIT III
5. What is an event driven programming and why is it critical for sensor network programming.

Write short notes on alternating-bit-based ARQ Protocols.
6. Explain content based addressing and TDMA mechanism.
Explain the structural characteristics of sensor nodes.
UNIT IV
7. Write short notes on cooperating objects and embedded WiSeNts.
Explain data management middleware and programing models requirement
8. Explain role based abstractions and grouped based approach.
Describe the overview of architectures and functionalities.
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UNIT V
9. Write short notes on peculiarities of WSNs and how lifetime of a sensor network can be enhanced.

Explain data aggregation technique in WSN.
10. Write short notes on paradigms for coordination and cooperation.
Describe multicast networking in the context of wireless inter-vehicle and road network.