Which one of the following descriptions about WushanSQL is wrong?

• A.All business data in Wushan SQL are duplicated redundantly and stored in different storage nodes
• B.In Wushan SQL, business data is scattered on multiple physical nodes, and data analysis tasks are pushed to the node where the data is located for execution
• C.Wushan SQL needs to be coordinated through the control module to complete large-scale data processing
• D.Each node in Wushan SQL shares system resources such as CPU, memory, and storage with each other

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When designing a backup plan, if the application is not in the compatibility list, it cannot be backed up.

• A.False
• B.True

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Through project management, role management, and user management, FusionStorage file sharing authentication grants users permissions to access and use storage resources.

• A.FALSE
• B.TRUE

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In the data backup application scenario, which of the following descriptions belong to the characteristics of a physical tape library? (Multiple choice)

• A.Low management and maintenance costs
• B.Capacity scalability is better than using a disk system
• C.Low backup and recovery performance
• D.Data can be stored offline for a long time

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The Huawei ACC module is not hot-swappable I/O module.

• A.TRUE
• B.FALSE

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