Because NB-loT has a smaller bandwidth than GSM, the coverage area is smaller than that of GSM.

• A.True
• B.False

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Which of the following application scenarios corresponds to each LPWA communication technology is correct ()?

• A.LORA application video surveillance
• B.ELTE-IOT application car networking
• C.eMTC application wearable devices.
• D.NB-IOT application smart parking

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The unit of the parameter of the delay interface LOS_TaskDelay() is ()?

• A.second
• B.ms
• C.Tick
• D.us

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AR5O2EGRc-Lc The command to view the online status of all devices is ()?

• A.dischannel-typeestatus
• B.dischanne-typenetworkstatus
• C.dischanneltyperfstatus
• D.dischanne-typezigbeestatus

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Among the following Internet of Things access technologies, what is the highest power consumption ()?

• A.LTE-V
• B.eMTC
• C.GPRS
• D.NB-IoT

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