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

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

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In the field of smart home, smart ONT can also be based on USB Dongle extension, providing a variety of Basic Access CapA, Bilities for the Internet of Things, including Zig-bye/Z-wave. Through the unification of access standards, it will be possible to integrate smart devices from different manufacturers.

• A.Correct .
• B.Error

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OceanConneot's Portal has ()? (multiple choice)

• A.Alarm monitoring Portal
• B.OsS Management Portal
• C.SP Portal
• D.OperationPortal

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In the field of intelligent manufacturing, the use of eLTE-loT can realize the real-time backhaul of video data at the production site.

• A.Correct
• B.Error

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Among the following options, which are the current difficulties encountered by the Internet of Things ()? (multiple choice)

• A.The development language programming efficiency is low
• B.Multi-sensor collaborative management is complicated
• C.The communication protocol between terminals is complex and diverse
• D.High performance and power consumption requirements in video scenarios

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