eLTE-JoT improves transmission efficiency and system capacity through () technology?

• A.PSM
• B.Frequency hopping technology
• C.Fast transmission of small packets
• D.HARQ+ARQ

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The following scenario () belongs to the control message delivery process? (Multiple choice)

• A.Smoke sensor reports smoke A, Bnormalities in the home
• B.Smart street light application remotely opens an area street light
• C.Smart home mobile APP remotely query the status of electrical appliances in the home
• D.Fleet management application sets the car engine reporting cycle

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eLTE-loT is used as a power AMI meter reading scenario, and each cell can support up to () meter access?

• A.500
• B.10000
• C.1000 (correct answer)
• D.100

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In the hierarchical division of the Internet of Things, which is responsible for information collection and signal processing ()?

• A.Application layer
• B.Perception layer
• C.Network layer
• D.Platform layer

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Which of the following communication technologies is not a wireless short-range communication technology ()?

• A.NB-IoT
• B.WIFI port
• C.Z-Ware
• D.Bluetooth

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