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Which protocol interacts asynchronously over UDP?(a) HMTP(b) CoAP(c) MQTT(d) TCP/IPThis question was posed to me in an online quiz.The origin of the question is IoT Architecture for Precision Agriculture in portion IoT Architecture of IOT |
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Answer» RIGHT choice is (B) CoAP The explanation: CoAP is an application layer PROTOCOL (IETF draft) for resource constrained DEVICES. It is Asynchronous message interactions over UDP, Request/Response semantics CoAP resources are identified by Uniform Resource Identifiers. |
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