Huawei
H12-111_V3.0 · Question #172
CoAP protocol message format is simple, messages can be very short, using long connections, there is a heartbeat preservation mechanism.
The correct answer is B. Error. See the full explanation below for the reasoning.
Question
CoAP protocol message format is simple, messages can be very short, using long connections, there is a heartbeat preservation mechanism.
Options
- ACorrect
- BError
How the community answered
(31 responses)- A23% (7)
- B77% (24)
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