Is the () module used in HuaweiLiteOS to receive messages of variable length from tasks or interrupts?

• A.Queue
• B.Mutex
• C.Interrupts
• D.Signal heavy

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After the gateway is started, the device carries the Deviceld and the password to access OceanConnect, and OceanConnect confirms the legitimacy of its authentication, if the Taiwan law returns ().

• A.300OK
• B.500OK
• C.100OK
• D.200OK

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What are the main processes of OceanConnect ()? (Multiple choice)

• A.Southbound message escalation process
• B.Southbound registration process .
• C.Northbound registration process .
• D.Business Issuance Process

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PLC communication technology is a wireless communication technology dedicated to the field of electric power.

• A.True
• B.False

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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-bee/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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