A colleague customized a dual-active disaster recovery solution for a customer. The customer already has a set of OceanStor S2600T V2, and plans to purchase a new set of OceanStor 2600 V3. The two sets of equipment are placed in two data centers to implement dual-active disaster recovery. The solution is?

• A.Not feasible. The active-active disaster recovery solution requires that both data centers are OceanStor 2600 V3 and above storage systems.
• B.Feasible, the storage device meets the requirements of the active-active disaster recovery solution.
• C.Not feasible. The active-active disaster recovery solution requires at least one set of OceanStor 5800 V3 and above storage systems.
• D.Not feasible. The active-active disaster recovery solution requires at least one set of OceanStor 5600 V3 and above storage systems.

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Which of the following statements about global deduplication is false?

• A.Deduplicated copy in different storage policies uses the same disk library and deduplication attributes.
• B.Different storage policies must adopt the same backup data retention period.
• C.Deduplicated copy in different storage policies uses the same DDB,
• D.Deduplicated copy in different storage policies uses the same deduplication pool as the backup target.

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In the 2U enclosure models there is a separate BBU installed.

• A.FALSE
• B.TRUE

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If there is a third-party cabinet in the equipment room, what are the inspection contents of the third-party cabinet? (Multiple choice)

• A.Cabinet parameters
• B.Cabinet power system
• C.Ground bearing capacity of the machine room

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Initiate quiescing of the application before the snapshot, and then trigger the hardware storage snapshot to create an application-consistent snapshot copy. Data is backed up through the snapshot backup copy, eliminating the data backup time window, completely without interrupting the production system business, and achieving the remote storage of data, which improves the reliability of the data.

• A.False
• B.True

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