Question 1

What technology enables IoT devices to communicate with each other without human intervention?

Options :

A : Blockchain

B : Machine learning

C : Artificial intelligence

D : Wireless connectivity

Answer: D

Question 2

Which of the following is a wireless technology commonly used in IoT networks for short-range communication?

Options :

A : Zigbee

B : WiMAX

C : Bluetooth

D : LTE

Answer: C

Question 3

What is the main advantage of using MQTT as a messaging protocol in IoT applications?

Options :

A : Low latency

B : Real-time encryption

C : Scalability

D : High bandwidth

Answer: C

Question 4

True or false: IoT devices can only communicate with each other if they are connected to the internet.

Options :

A : FALSE

B : TRUE

Answer: A

Question 5

What is the primary purpose of a microcontroller in an IoT device?

Options :

A : Data storage

B : Data transmission

C : Power generation

D : Data processing

Answer: D