NB-IoT uses () technology for uplink and downlink respectively?

• A.GMSK, SCFDMA
• B.SCFDMA, PSK
• C.OFDM, GMSK
• D.SCFDMA, OFDM

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As a result of the business provisioning process, the loT application server can log in to OceanConnect.

• A.Correct
• B.Error

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Is the programming voice used in the Keil integrated development environment in the example ()?

• A.Java
• B.PHP
• C.Python
• D.C

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What are the common data reporting scenarios in the Internet of Vehicles application ()? (Multiple choice)

• A.Statistical data reporting
• B.Bus data reporting
• C.Event data reporting
• D.Location information reporting

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Among the following options, the applications that are suitable for using NB-IoT are ()? (multiple choice)

• A.Intelligent parking
• B.Smart camera
• C.Intelligent water meter
• D.Smart manhole cover

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