NIELIT O Level Exam

Which IoT protocol is commonly used for device discovery and interaction in constrained environments, such as low-power, low-bandwidth networks?

Which IoT protocol is commonly used for device discovery and interaction in constrained environments, such as low-power, low-bandwidth networks?


A. HTTP

B. CoAP

C. MQTT

D. UDP (User Datagram Protocol)




Correct Answer is :

B. CoAP



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