Can the MobileCam solution be widely used in the following () fields? (multiple choice)

• A.sports DV
• B.Drone
• C.smart camera
• D.Video doorbell

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The AR501L1Rc device only supports the switch function and does not have the dimming function.

• A.True
• B.False

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

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

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Which of the following options is correct for the description of the industrial IoT gateway ()

• A.The industrial gateway does not have strict requirements on the operating temperature, but it needs to have the ability to prevent dust, water, and electromagnetic interference
• B.Industrial IoT gateway can support the access of industrial bus, such as RS485, M-BUS
• C.Industrial Internet of Things gateway is a converged gateway that integrates routing, switching, wireless and security
• D.The industrial IoT gateway belongs to the network layer and is responsible for downlink aggregation and uplink backhaul

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Can eLTE-IOT network management manage () network elements? (multiple choice)

• A.lot-integrated base station
• B.CPE (User Access Terminal)
• C.IoT module
• D.Service engine

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