The dual-switch network design is widely used in the FC SAN environment. Which of the following descriptions about the dual-switch network redundancy design is correct? (Multiple choice)

• A.Deploy two FC switches cross-connected to the two controllers of the storage device in the SAN environment
• B.The host port and storage device port that need to communicate on the switch must be in the same zone
• C.Although there are multiple paths, the dual-switch network only supports link redundancy and does not support load balancing
• D.Each host needs 2 available FC ports and connect the two ports to different switches

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What are the synchronization types of asynchronous remote replication? (Multiple Choice)

• A.Wait regularly after synchronization starts
• B.Manual
• C.Automatic
• D.Wait regularly after synchronization is completed

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Create a Thin LUN on Huawei OceanStor V3 with a capacity of 100G and an initial allocated capacity of 10G. After the LUN is mapped to the Windows 2012 host, the corresponding disk is scanned on the host. The displayed capacity of the disk should be 10G.

• A.True
• B.False

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In the Huawei OceanStor V3 storage system, which one of the following statements about mapping snapshot LUNs is correct?

• A.The snapshot LUN mapped to the host can only be read but not written
• B.Snapshot LUN can only be mapped to the same host as the original LUN
• C.The activated snapshot LUN can be mapped to the host for reading and writing
• D.All statements above are correct

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Deduplication and compression can only be enabled for Thin LUN.

• A.False
• B.True

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