The description of the Northbound app registration direct connection device, incorrect is ()?

• A.After registering a direct-attached device interface call, if the binding is not completed within the timeout range, the device registration will be invalidated
• B.When registering a direct-attached device, nodeid recommends using the MAC address of the device
• C.Register direct-attached device interface, which can be used not only to register direct-attached devices, but also to register non-direct-attached devices .
• D.When registering a direct-attached device, there is no timeout setting if timeout is set to 0

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The smart home network includes a basic home network and an intelligent mutual identification network.

• A.False
• B.True

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Need to set () information to add task season to HuaweiLiteOS task stack? (multiple choice)

• A.Task creation time
• B.Task entry function
• C.Task stack size
• D.Task priority

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Frequency hopping technology avoids continuous interference by constantly changing the physical channel used when uplink data is sent.

• A.True
• B.False

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The following () options are not included in the basic features of the Huawei LiteOS kernel?

• A.Low power consumption
• B.Compatible with Linux
• C.Lightweight
• D.Quick Start

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