Q.1
14 Marks(a)
Describe Internet of Things.
(b)
(
i)List the sources of IoT development board which can be used
for prototype development.
ii)List communication protocols used in IoT.
Gujarat Technological UniversitySummer 2025 examination
GTU 3160716 IOT and applications Summer 2025 Question Paper & PDF
B.E. · Computer Engineering · Semester 6 · Subject code 3160716
- Total
- 70 marks
- To pass
- 23 marks (33%)
- Duration
- 2.5 Hours 10:30 AM – 1:00 PM
- Questions
- 5 with internal choice
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11 of 25 questions on this paper were also asked in other years. Each is marked below with the years it appeared.See all 22 repeated 3160716 questions, most asked first
Q.2
14 Marks(a)
List the sensors that may be useful for Smart Home.
(b)
What do you mean by actuators? Give examples of commonly used actuators in IoT.
(c)
Explain the key features of the ARM Cortex-M architecture that make it suitable for IoT.
OR
(c)
Define following properties of sensors:
iAccuracy
iiPrecision
iiiDrift
ivResolution
Q.3
14 Marks(a)
What do you understand by 6LoWPAN (IPv6 over Low-Power Wireless Personal Area Networks)?
(b)
How IPv6 address limitations of IPv4 in context of IoT?
Also asked in Winter 2025 Q3b OR, Summer 2024 Q2b
(c)
In context of MQTT (Message Queuing Telemetry Transport) answer following questions in brief:
i)Define broker in MQTT?
ii)In MQTT, what is the communication pattern(architecture)
used to send and receive messages?
ii)In MQTT, which QoS level ensures that a message is delivered
exactly once without duplication?
iv)Give the use of ‘#’ wildcard for topic subscription.
Also asked in Summer 2026 Q2a, Winter 2025 Q3c OR
OR
(a)
Compare CoAP’s request/response model with HTTP’s request/response model. How does CoAP's asynchronous nature make it more suitable for constrained networks?
(b)
Describe the four main types of messages used in CoAP (Confirmable, Non-confirmable, Acknowledgment, and Reset). How are these messages used to ensure reliable communication?
Q.4
14 Marks(b)
How does cloud computing enhance the scalability, storage, and computational capabilities of IoT systems?
(c)
What do you mean by Fog computing? Discuss the advantages and disadvantages of fog computing for IoT applications compared to pure cloud solutions.
Also asked in Summer 2026 Q4b OR, Winter 2025 Q4b
OR
(b)
How is IoT transforming patient care in healthcare? Discuss the role of wearable devices and remote monitoring systems in improving patient outcomes and reducing hospital visits.
Also asked in Summer 2026 Q4a OR, Winter 2025 Q2c
(c)
What are various cloud service models (IaaS, PaaS, SaaS). Discuss in detail in context of IoT application development.
Also asked in Summer 2026 Q4c OR
Q.5
14 Marks(a)
Compare Raspberry pi with Arduino.
(b)
How many digital and analog input pins are available on the Arduino Uno? What is the difference between them?
(c)
Write the purpose of following functions in Arduino:
iloop()
iisetup()
iiidelay()
ivpinMode()
OR
(a)
List enabling technologies for IoT.
(b)
Explain the potential privacy concerns associated with IoT devices in smart homes and healthcare systems.
Also asked in Summer 2024 Q5c OR
(c)
Discuss various security issues in IoT?
Also asked in Summer 2026 Q5a OR, Winter 2025 Q4b OR, Summer 2024 Q2c OR
More IOT and applications papers
Questions repeat across sessions. Working through two or three papers shows you which topics GTU asks most.
Other Semester 6 subjects
BE Computer
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About this paper
Official Gujarat Technological University (GTU) examination paper for IOT and applications (Summer 2025, B.E. · Computer Engineering, Sem 6). 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.