After the upper-level domain is connected, what operations can the upper-level domain do to the lower-level domain? (Multiple choice)

• A.The upper-level domain can view the live images of all cameras in the lower-level domain
• B.The upper-level domain can view the alarm information reported by the lower-level city
• C.The upper-level domain can add and delete cameras for the lower-level domain
• D.The upper-level domain can add or delete users for the lower-level domain

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What are the following types of video sites that need to be surveyed? (Multiple choice)

• A.Road bayonet, micro bayonet
• B.Indoor monitoring
• C.Face recognition points
• D.Outdoor situation monitoring

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Huawei HoloSens IVS3800 networking mode includes ().

• A.Single domain networking
• B.Multi-level and multi-domain networking
• C.Three-level networking
• D.Secondary networking

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The goal of video networking is to cover the whole domain, be available all the time, share the whole network, and be controllable in the whole process.

• A.False
• B.True

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Which of the following is not a typical scenario of "prevention and control grid"?

• A.Community
• B.Sports venues
• C.Financial unit
• D.Square

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