How are full backup, cumulative incremental backup, and differential incremental backup sorted according to their occupation of backup media?

• A.Cumulative incremental backup > differential incremental backup > full backup
• B.Differential incremental backup > full backup > cumulative incremental backup
• C.Full backup > differential incremental backup > cumulative incremental backup
• D.Full backup > cumulative incremental backup > differential incremental backup

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You create a new file on a WORM filesystem.
The file will be in which state:

• A.Locked
• B.Reserved
• C.Initial
• D.New

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When restarting an OceanStor V3 engine, we should:

• A.Make sure no service is running on any of the controllers.
• B.Make sure all disks are powered off.
• C.Make sure the power is off.
• D.Make sure a second device can take over all services.

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The NAS system focuses on which of the following types of data storage and management management?

• A.File data
• B.Continuous data block
• C.Small messages
• D.Chunk data

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Which of the following statements about data global deduplication is wrong?

• A.Multiple deduplication copies with different storage strategies use the same deduplication pool as the backup target.
• B.The backup data retention period of multiple different storage strategies needs to be the same
• C.Multiple deduplication copies with different storage strategies use the same disk library and deduplication properties.
• D.Multiple deduplication copies with different storage strategies use the same DDB.

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