Which of the following are the goals of integrating artificial intelligence into storage? (Multiple Choice)

• A.Simple
• B.Easy to use
• C.Efficient
• D.High energy consumption

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A company needs to make a backup strategy. The company has a small amount of backup data and hopes to back up in a short time and save storage space to the utmost extent.
Which type of backup do you recommend?

• A.Differential incremental backup
• B.Cumulative incremental backup
• C.Full backup

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If a company's data is mainly static data (such as video or JPG format files), it will not benefit from the smart tier feature of Huawei Oceanstor storage.

• A.False
• B.True

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When writing 500 bytes of data for RAID 3, if the sector size of the mechanical hard disk in the RAID group is 512 bytes, because the amount of written data is small, data verification is not required.

• A.True
• B.False

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The advantages and disadvantages of disaster recovery technology at the host layer, network layer and array layer. Which of the following statements is correct? (Multiple choice)

• A.The initial construction cost of network layer disaster recovery is relatively low, and there are more vendors that can provide solutions
• B.Disaster recovery at the host layer is implemented on the host side without considering the compatibility between the underlying devices
• C.For host-level disaster recovery, host-level replication will occupy a certain amount of host resources, which will affect the application system
• D.Disaster recovery at the array layer, the arrays at both ends must be products of the same manufacturer, which cannot solve the heterogeneous problem

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