The problem with the incident of the Nanjing Environmental Protection Bureau's testing data being modified is in the () part?

• A.end
• B.tube
• C.cloud
• D.Server

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Among the following options, which are the main features of Huawei's lighting IoT solution are ()? (multiple choice)

• A.Reduce the cost of installation and maintenance (correct answer)
• B.High-efficiency and low-cost connection to sea street lights (correct answer)
• C.On-demand lighting, low energy consumption of street lights (correct answer)
• D.Ensure the reliable operation of the system (correct answer)

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What is the maximum coupled line loss (MCL) of NB-loT ()dB?

• A.174
• B.144
• C.164
• D.164

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Among the following options, which communication mode is suitable for PLC?

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

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After the Ailecontroller and the gateway are successfully connected. Check the connection status on the gateway, and the display is ()?

• A.connected
• B.certified
• C.enable
• D.alive

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