Download GTU (Gujarat Technological University Ahmedabad) B.Tech/BE (Bachelor of Technology/ Bachelor of Engineering) 2020 Winter 7th Sem 2174103 Wireless Sensors Networks For Robotics Previous Question Paper
Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE- SEMESTER?VII (NEW) EXAMINATION ? WINTER 2020
Subject Code:2174103 Date:01/02/2021
Subject Name:Wireless Sensors Networks for Robotics
Time:10:30 AM TO 12:30 PM Total Marks: 56
Instructions:
1. Attempt any FOUR questions out of EIGHT questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
MARKS
Q.1 (a) Explain applications of WSN.
03
(b) Explain Single hop and multi hop networks.
04
(c) Explain sensor node hardware architecture with diagram.
07
Q.2 (a) Define: Source, Sink and Sensors.
03
(b) Explain types of mobility.
04
(c) Explain RTS/CTS handshake with figure.
07
Q.3 (a) Define : Path loss , Attenuation , Mobility
03
(b) What is need of Gateway in WSN?
04
(c) Explain Dynamic Source Routing protocol.
07
Q.4 (a) What is Reflection, Diffraction and scattering?
03
(b) Explain Ad hoc On Demand Distance Vector routing protocol in brief.
04
(c) Explain : Exposed terminal problem & Hidden terminal Problem
07
Q.5 (a) What is logical time and physical time in WSN?
03
(b) Explain : TinyOS
04
(c) What is S-MAC? Explain in detail
07
Q.6 (a) What is clustering? Why there is a need of clustering?
03
(b) What is Proactive and Reactive routing protocols? Give one example of
04
each.
(c) Write & explain Properties of localization and positioning procedures.
07
Q.7 (a) What is flooding?
03
(b) What are the categories of sensor node hardware? Explain in brief.
04
(c) What is mediation device protocol? Explain.
07
Q.8 (a) Explain: Technique single hop localization RADAR.
03
(b) What is flat and Hierarchical network?
04
(c) Draw MICA mote architecture and explain.
07
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This post was last modified on 04 March 2021