NIELIT O Level Exam

Which IoT wireless communication technology is commonly used for short-range communication between devices, such as smartphones and IoT gadgets?

Which IoT wireless communication technology is commonly used for short-range communication between devices, such as smartphones and IoT gadgets?


A. Zigbee

B. Bluetooth

C. LoRaWAN

D. NFC (Near Field Communication)




Correct Answer is :

B. Bluetooth



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