McqMate
| Q. |
Which protocol interacts asynchronously over UDP? |
| A. | hmtp |
| B. | coap |
| C. | mqtt |
| D. | tcp/ip |
| Answer» B. coap | |
| 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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