IOT (INTERNET OF THINGS) MCQS

Here Are 50 Quizzes / Multiple-Choice Questions (Mcqs) Related To

IOT (INTERNET OF THINGS)

Along With Their Correct Answers



1. **What does IoT stand for?**

a) Internet of Technology

b) Internet of Things

c) Intelligent Object Tracking

d) Internet on Televisions

**Answer: b) Internet of Things**



2. **Which of the following best describes IoT?**

a) A network of interconnected smartphones

b) A network of interconnected computers

c) A network of interconnected physical objects

d) A network of interconnected televisions

**Answer: c) A network of interconnected physical objects**



3. **Which communication protocol is commonly used in IoT devices for low-
power, short-range communication?**

a) Bluetooth

b) Wi-Fi

, c) Ethernet

d) 5G

**Answer: a) Bluetooth**



4. **Which IoT layer is responsible for processing data and making decisions
based on that data?**

a) Perception Layer

b) Network Layer

c) Application Layer

d) Transport Layer

**Answer: c) Application Layer**



5. **Which of the following is an example of a sensor commonly used in IoT
devices?**

a) Printer

b) Keyboard

c) Microphone

d) Temperature sensor

**Answer: d) Temperature sensor**



6. **What technology is used to uniquely identify and track individual objects in
IoT systems?**

a) GPS

, b) RFID

c) NFC

d) Bluetooth

**Answer: b) RFID**



7. **Which of the following is a potential security concern in IoT devices?**

a) Lack of battery life

b) Limited data storage

c) Insufficient connectivity

d) Weak security protocols

**Answer: d) Weak security protocols**



8. **Which wireless technology is typically used for long-range communication in
IoT applications?**

a) Zigbee

b) LoRa

c) Bluetooth

d) NFC

**Answer: b) LoRa**



9. **What does MQTT stand for in IoT communication?**

a) Message Queuing Telemetry Transport