The N frames of HuaweiLiteOS1+N include the following () content? (multiple choice)

• A.Security framework
• B.Sensing framework
• C.Interconnection frame
• D.Operating engine

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Which of the following is correct about eLTE-IoT small packet data fast transmission?

• A.The small packet fast transmission mechanism controls the packet length sent by the wireless link in a small range
• B.The small packet fast transmission mechanism controls the packet length to reduce the probability of interference during the data packet transmission process
• C.For each small packet base station, it will quickly feedback whether it is successfully received, if it fails, the terminal will retransmit; otherwise, continue to send
• D.Fast feedback of the reception result improves the uplink transmission efficiency.

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If there is a large transformer near the PLC communication environment, it will cause serious noise interference to its communication.

• A.True
• B.False

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The control messages of some IoT devices are not forwarded in real time, and the OceanConnect platform will be responsible for storing such control messages. (judge)

• A.False
• B.True

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staticUINT32Example_TaskHi(VOID)
{
UNIT32uwRet=LOS_CK;
printf("EnterTaskHihandler.\r\n");
}
Which of the following options has the correct output result?

• A.EnterTaskHiHandler.
• B.EnterTaskLoHandler.
• C.EnterTaskHihandler.\r\n
• D.DelayTaskFailed.

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