Q.1
14 Marks(a)
What is a Wireless Sensor Network (WSN)?
(b)
Specify in brief the applications of Wireless Sensor Network in Environment.
(c)
What do you mean by enabling technologies? Discuss enabling technologies for WSNs.
Gujarat Technological UniversitySummer 2026 examination
GTU 3171106 Wireless Sensor Networks Summer 2026 Question Paper & PDF
B.E. · EC Engineering · Semester 7 · Subject code 3171106
- Total
- 70 marks
- To pass
- 23 marks (33%)
- Duration
- 2.5 Hours 2:30 PM – 5:00 PM
- Questions
- 5 with internal choice
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Q.2
14 Marks(a)
Differentiate between single-hop and multi-hop WSNs.
(b)
Write advantages and disadvantages of WSN.
(c)
Write short note on design issues and challenges in WSNs.
OR
(c)
Do you think WSNs can be useful in smart city projects? Explain using few example applications.
Q.3
14 Marks(a)
What is a Mobile Ad-hoc Network (MANETs)?
(b)
Compare WSNs and MANETs.
(c)
Explain IEEE 802.15.4 standard.
OR
(a)
Explain how routing in WSNs different from routing in traditional networks.
(b)
Briefly explain responsibilities of routing protocols in WSNs.
(c)
What do you understand by MAC protocol? Explain the classification of MAC protocol in detail.
Q.4
14 Marks(a)
What do you mean by data dissemination?
(b)
Briefly explain responsibilities of MAC protocols in WSNs.
(c)
Write short note on Multiple Access with Collision Avoidance (MACA) protocol.
OR
(a)
What do you mean by real-time traffic support? Explain using example.
(b)
Explain data fusion. Why it is important?
(c)
Explain working of Multiple Access with Collision Avoidance for Wireless (MACAW) protocol using suitable example.
Q.5
14 Marks(a)
What are the design principles of WSNs?
(b)
Comment on quality of WSNs. List quality of service challenges in WSNs.
(c)
Write short note on the Hogthrob Node Architecture.
OR
(a)
List and explain (any one) types of sensors used in WSNs.
(b)
Explain Gateway concept. What is need of Gateway concept?
(c)
Write short note on the IMote Node Architecture.
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About this paper
Official Gujarat Technological University (GTU) examination paper for Wireless Sensor Networks (Summer 2026, B.E. · EC Engineering, Sem 7). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.
Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.