📶 O-Level Module M4-R5 – Internet of Things (IoT) MCQs

1. What does IoT stand for?
2. a) Internet of Technology
   b) Information of Things
   c) Internet of Things
   d) Interface of Technology
   Answer: c) Internet of Things
3. Which of the following is the main objective of IoT?
4. a) Provide entertainment
   b) Connect devices and share data
   c) Make websites
   d) Store large data
   Answer: b) Connect devices and share data
5. Which one is a communication protocol used in IoT?
6. a) HTTP
   b) MQTT
   c) FTP
   d) SMTP
   Answer: b) MQTT
7. A device that collects data from the environment is called a:
8. a) Transmitter
   b) Sensor
   c) Actuator
   d) Processor
   Answer: b) Sensor
9. Which of these is an example of an IoT application?
10. a) Text Editor
    b) Smart Home
    c) File Manager
    d) Paint
    Answer: b) Smart Home
11. Raspberry Pi is commonly used in IoT for:
12. a) Writing emails
    b) Gaming
    c) Web design
    d) Prototyping and controlling IoT devices
    Answer: d) Prototyping and controlling IoT devices
13. Which layer of the IoT architecture includes sensors and devices?
14. a) Network layer
    b) Application layer
    c) Perception layer
    d) Middleware layer
    Answer: c) Perception layer
15. What is the role of an actuator in IoT?
16. a) To measure temperature
    b) To sense data
    c) To perform actions based on commands
    d) To store data
    Answer: c) To perform actions based on commands
17. Which of the following is a cloud platform for IoT?
18. a) Amazon Alexa
    b) Microsoft Excel
    c) Google Firebase
    d) AWS IoT Core
    Answer: d) AWS IoT Core
19. What does a Smart City involve?
20. a) Just internet services
    b) Smart homes only
    c) Integration of ICT to manage a city’s assets efficiently
    d) Online games and apps
    Answer: c) Integration of ICT to manage a city’s assets efficiently