What scenarios can SmartVirtualization and SmartMigration be applied when they work together? (Multiple Choice)

• A.Heterogeneous disaster recovery
• B.Conversion from thick LUNS to thin LUNS
• C.Heterogeneous dab migration
• D.Upgrade or replacement of storage systems

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A Clone task fails.
This could be caused by; (Multiple Choice)

• A.The target LUN is not on the same controller.
• B.The target LUN is not mapped to a host,
• C.The source LUN is smaller than the target LUN.
• D.The target LUN is in use by another service.

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Regarding the remote replication technology of Huawei OceanStor all-flash storage, which of the following features are supported? (Multiple choice)

• A.Load balancing
• B.Failover
• C.Consistency Group
• D.High and low interoperability

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Which of the following statements about synchronous remote replication implemented by OceanStor V3 storage systems is false?

• A.Synchronous remote replication implemented by OceanStor V3 storage systems allows data to be simultaneously replicated from one primary LUN to two secondary LUNs.
• B.The impact of synchronous remote replication on the write performance of a host is not related to the distance between the primary site and the secondary site.
• C.After data is successfully written to both the primary and secondary LUNs, the primary storage system returns a write success response to the host.
• D.The primary storage system writes data to the primary LUN and sends the data to the secondary LUN.

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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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