Roll No. Total No. of Pages : 02 Total No. of Questions: 18
B.Tech.(ECE) (2012 to 2017 E-III) (Sem.-7)
WIRELESS SENSOR NETWORK
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Subject Code: BTEC-920M.Code: 71925
Time: 3 Hrs. Max. Marks: 60
INSTRUCTION TO CANDIDATES :
- SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
- SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.
- SECTION-C contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.
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SECTION-A
Answer briefly :
- Define Wireless sensor network.
- Define packet delivery ratio.
- What is contention based protocol?
- What is hybrid routing?
- List the component of sensor node.
- Define quality of service
- Why cryptographic approach is not suitable for wireless sensor network?
- Write two examples of node level simulator.
- Explain two objectives of sensor node deployment
- What is scalabity?
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SECTION-B
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- Present an overview of localization in wireless sensor networks.
- Appraise the quality of service related measures in wireless sensor networks.
- How energy aware routing works?
- Explain node architecture in detail.
- Write short note on Berkeley motes.
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SECTION-C
- Explain Node level Simulators in detail with example.
- Write short note on :
- SPAN
- ASCENT.
-
- How power listening mode is used to conserve energy in B-MAC protocol?
- How duty cycle approach is used to transit between listen state and sleep state in S-MAC protocol?
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NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.
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This download link is referred from the post: PTU B.Tech 2021 January Previous Question Papers || PTU Punjab Technical University
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