Which of the following statement is wrong? (Multiple choice)

• A.Backup can directly take over the business
• B.Backup to solve the recovery of data loss
• C.Backup cannot solve the recovery of historical data
• D.Backup cannot solve the recovery of data damage

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If the GE network uses the required bandwidth calculation formula to get <100M/s, which backup network should be selected?

• A.Server-Free
• B.NDMP
• C.LAN-Free
• D.LAN-Base

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Storage architecture is developing from distributed to centralized.

• A.True
• B.False

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When CIFS share permissions are assigned, if a user lives in a different user group, and for a share, the CIFS share grants different permissions to the user group and the user, and the user's permissions are the maximum authority of the user group and user permissions of the user.

• A.False
• B.True

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Which of the following descriptions is correct?
Description 1: LUN is composed of multiple Extents in the storage pool.
Description 2: LUN can contain one or more types of Extent.

• A.Description 1 is correct, description 2 is correct
• B.Description 1 is wrong, description 2 is wrong
• C.Description 1 is correct, description 2 is wrong
• D.Description 1 is wrong, description 2 is correct

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