Introduction to internet of things (IoT) important MCQs in English/Hindi | Nielit Notes | PDF

In this post, we cover all important Questions from the topic "Introduction to internet of things (IoT)".

These MCQs will definitely help to pass IT and Computer students in any exam and interview that have Introduction to internet of things (IoT) topic.

Introduction to internet of things (IoT) chapter covers the following topics:

1. Introduction - Overview of Internet of Things(IoT).

2. The characteristics of devices and applications in IoT ecosystem.

3. Building blocks of IoT.

4. Various technologies making up IoT ecosystem.

5. IoT levels.

6. IoT design methodology.

7. The Physical Design/Logical Design of IoT.

8. Functional blocks of IoT and Communication Models. 

After completion of Introduction to internet of things (IoT) unit, Students will be able to understand: 

  • Understand various IoT Applications, architecture, protocols, etc.
  • Understand the characteristics of IoT devices
  • Know about Physical Design/Logical Design, Functional blocks of IoT and Communication Models. 

Introduction to internet of things (IoT) MCQs

Here are the 50 most important and frequently asked MCQs from the  "Introduction to internet of things (IoT)" topic.

1. The term "Internet of Things" was coined by?

a. Kevin Ashton

b. Guido van Rossum

c. IBM

d. Ross Ihaka

Ans. a

2. What is the full form of IDE in Arduino IDE IoT software?

a. Intra Defence Environment

b. Intra Development Environment

c. Integrated Development Environment

d. Integrated Deployed Environment

Ans. c

3. provides __________ to send data from IoT devices.

a. Web API




Ans. a

4. A network of physical objects or things embedded with electronics or softwares.

a. AI

b. ML

c. IOT

d. Internet

Ans. c

5. RFID is a part of IoT.

a. True

b. False

Ans. a

6. RFID stands for?

a. Random frequency identification

b. Radio frequency identification

c. Random frequency information

d. Radio frequency information

Ans. b

7. Which of the following is true about IoT?

a. The term Things in the Internet of Things refers to anything and everything in day to day life

b. IoT has greater transparency, control, and performance.

c. Both A and B.

d. None of the above

Ans. c

8. Which of the following category is used for business to consumer process?

a. Group IoT

b. Community IoT

c. Industrial IoT

d. Personal IoT

Ans. c

9. What is the full form of IaaS?

a. Internet as a Software

b. Internet as a Service

c. Infrastructure as a Software

d. Infrastructure as a Service

Ans. b

10. Active Engagement Features of IOT means?

a. IoT makes the connected technology, product, or services to active engagement between each other.

b. It makes the complete failure of the system.

c. IoT makes things smart and enhances life through the use of data.

d. None of the above

Ans. a

11. Open IoT manages the registration, data acquisition, deployment of sensors and interconnected objects, through which network?

a. GSN

b. X-GSN

c. LSM


Ans. b

12. Diagnostics service for Cars.


b. AutoBot

c. IoT Assistant

d. IoT

Ans. b

13. Which of the following protocol is used to link all the devices in the IoT?


b. UDP

c. Network


Ans. d

14. IoT-A stands for ________

a. Internet of Things Area

b. Industrial of things Architecture

c. Internet of Things Address

d. Internet of Things Architecture

Ans. d

15. What is the role of Cloud in smart grid architecture of IoT?

a. Security

b. Collect data

c. Manage data

d. Store data

Ans. c

16. What is the role of Bigdata in smart grid architecture of IoT?

a. Store data

b. Manage data

c. Collect data

d. Security

Ans. a

17. IoT devices can easily lead to catastrophe without_________

a. Software

b. Devices

c. Cloud

d. Management system

Ans. d

18. Which is the future application of IoT?

a. QoS in communication

b. Role of green IoT system

c. Secure communication

d. Multimedia communication

Ans. b

19. IANA stands for_____________

a. Internal Assessment Numerical Access

b. Internet Association Numbers Authority

c. International Aid for Network Automation

d. Internet Assigned Numbers Authority

Ans. d

20. MQTT is:

a. Based on client-server architecture

b. Based on publish-subscribe architecture

c. Based on both of the above

d. Based on none of the above

Ans. b

21. How many numbers of the element in the open IoT architecture?

a. Four elements

b. Five elements

c. Six elements

d. Seven elements

Ans. d

22. Which of the following is a complete line of home IoT devices that include smart switches?

a. Belkin’s WeMo

b. Cinder

c. Awair

d. Canary

Ans. a

23. IoT gateway must provide __________

a. Protocol abstraction

b. Data storage

c. Security with hardware

d. Simple and fast installation

Ans. a

24. MQTT stands for_____________

a. MQ Telemetry Things

b. MQ Transport Telemetry

c. MQ Transport Things

d. MQ Telemetry Transport

Ans. d

25. IoT stands for?

a. Introduction of Things

b. Internet of Things

c. Internet of Tracking

d. Interaction of Things

Ans. b

26. Which of the following process has to support the definition of application topologies in various formats?

a. Top-down and bottom-up

b. Management and Configuration

c. Enrichment of Topology specification

d. Support of different Migration types

Ans. c

27. In which year, the term "Internet of Things" was coined?

a. 1998

b. 1999

c. 2000

d. 2001

Ans. b

28. What is the full form of the LPWAN?

a. Low Protocol Wide Area Network

b. Low Power Wide Area Network

c. Long Protocol Wide Area Network

d. Long Power Wide Area Network

Ans. b

29. What is the full form of ICT?

a. InterConnect Technology

b. Internet Connection Topology

c. Information and Communication Technology

d. Infer Communication Topology

Ans. c

30. What is the main purpose of WoT (Web of Things) in the IoT?

a. Improve the usability and interoperability

b. Reduce the security

c. Complex the development

d. Increase the cost

Ans. a

31. IoT gateway must provide__________

a. Simple and fast installation

b. Security with hardware

c. Data storage

d. Protocol abstraction

Ans. d

32. Which of the following is not involved in working of IoT?


b. Sensor

c. Nano tech

d. Server

Ans. d

33. Making the smaller and smaller things have the ability to connect and interact.

a. Micro Tech

b. Smart tech

c. Nano tech


Ans. c

34. Internet domain name and hostname are translated into IP address by____________

a. Domain name system

b. Domain name database

c. Router

d. Domain information system

Ans. a

35. Which of the following is not an advantage of IoT?

a. Improved Customer Engagement

b. Security

c. Reduced Waste

d. Enhanced Data Collection

Ans. b

36. Wi-Fi stands for?

a. Wireless fidelity

b. Wireless Flexibility

c. Wide Fidelity

d. WAN Flexibility

Ans. a

37. The father of ioT.

a. Kevin Atrun

b. Kevin Atrhur

c. Kevin Ashton

d. Kevin Thomas

Ans. c

38. Several instructions execution simultaneously in?

a. processing

b. parallel processing

c. serial processing

d. multitasking

Ans. b

39. How many number of elements in the Open IoT Architecture?

a. 3 elements

b. 7 elements

c. 8 elements

d. 6 elements

Ans. b

40. Which of the following is not a feature of the Raspberry PI model B IoT device?

a. It has 256 MB SDRAM

b. It has a single USB connector

c. It has its own operating system

d. It has an Ethernet port

Ans. a

41. Which service permits the changes to the IoT services?

a. Update

b. Registered service status

c. Enable from suspension

d. Enable

Ans. a

42. What is Inter Integrated Communication (I2c. ___________

a. An application layer protocol

b. A networking communication protocol for multi-master support

c. An OS for distributed network communication

d. A cellular communication protocol

Ans. b

43. Which of the following processor is used in the Raspberry PI 3 IoT device?

a. Broadcom BCM2711

b. Broadcom BCM2837

c. Broadcom BCM2838

d. Intel 8085

Ans. b

44. Collect->Communicate->__________->Act

a. Acknowledge

b. Analyze

c. Examine

d. Rectify

Ans. a

45. Which library is used to access I2C in Arduino IoT devices?


b. Wire

c. DHT11

d. ArduinoJson

Ans. b

46. Internet of Things needs a lot of network connection. What is the proposed “white space” radio standard called?

a. Bluetooth

b. WiMax

c. Weightless

d. Zigbee

Ans. c

47. What is the full form of DHCP in IoT communication protocols?

a. Dynamic Host Communication Protocol

b. Domain Host Communication Protocol

c. Dynamic Host Control Protocol

d. Domain Host Control Protocol

Ans. a

48. What is the role of Cloud in smart grid architecture of IoT?

a. Store data

b. Manage data

c. Collect data

d. Security

Ans. b

49. Which of the following is not related to Arduino IDE IoT software?

a. Serial monitor

b. Verify

c. Upload

d. Terminate

Ans. d

50. What IoT collects?

a. Device data

b. Machine generated data

c. Sensor data

d. Human generated data

Ans. b

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