Q.1
14 Marks(a)
Draw the IOTWF Reference Model
(b)
Enlist all the desirable qualities of IOT system.
(c)
Draw and discuss Physical design of IOT in detail.
Gujarat Technological UniversitySummer 2025 examination
GTU 3171108 Internet of Things Summer 2025 Question Paper & PDF
B.E. · EC Engineering · Semester 7 · Subject code 3171108
- 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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9 of 25 questions on this paper were also asked in other years. Each is marked below with the years it appeared.See all 16 repeated 3171108 questions, most asked first
Q.2
14 Marks(a)
Enlist all the essential characteristics of sensors used in IOT systems.
(b)
Write a Arduino sketch, to turn a LED ON for 5 secs and turn the LED off for 15 secs. The LED is to be connected to the digital pin D1.
(c)
Draw and explain the pin diagram of Arduino UNO Development board, for IOT applications
OR
Q.3
14 Marks(a)
Describe Cloud Computing.
(b)
Classify Sensors used for IOT systems
(c)
Discuss the network layer IPv4 protocol
OR
(a)
What do you mean by smart objects ?
(c)
What is MAC address of any embedded device.
Q.4
14 Marks(a)
Discuss various communication Models which can be implemented for any IOT system.
Also asked in Winter 2025 Q4b OR
(b)
Draw, OSI layers used for communication protocol and give example of each layer.
Also asked in Summer 2026 Q3c OR
(c)
Discuss SPI, I2C and SPI protocols implementation for Raspberry PI Communication Interfacing.
OR
(b)
Discuss the BLE protocol
Q.5
14 Marks(b)
Discuss the application of Light Fidelity protocol.
(c)
Draw the Security Architecture implementation of IOT System.
Also asked in Summer 2026 Q4c OR, Winter 2025 Q4c OR
OR
(a)
What are the goals of security components?
(b)
Enlist the challenges faced in imposing secured IOT system.
Also asked in Summer 2026 Q4c, Winter 2025 Q4c
(c)
Classify the IOT systems based on their applications.
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About this paper
Official Gujarat Technological University (GTU) examination paper for Internet of Things (Summer 2025, 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.