Which designs improve the system reliability of Huawei OceanStor 9000? (Multiple Choice)

• A.Automatic fault detection and automatic data restoration
• B.Data scrubbing
• C.Metadata mirroring
• D.N+M data protection

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CE6810-24S2Q-LI and CE6810-48S4Q-EI are stacked using high-speed cables to connect their high-speed Ethernet pore (for example, QSFP+ ports).

• A.FALSE
• B.TRUE

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Which of the following statements is true: (Multiple Choice)

• A.HyperMirror automatically creates a mirror copy.
• B.HyperMirror supports physical copies,
• C.HyperMirror is incompatible with other Value Added Features.
• D.A host can read data from either mirror copy.
• E.HyperMirror can only be applied to LUNS on Huawei Storage Systems.

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When maintaining the N8500 clustered NAS, if you cannot log in to the N8500 clustered NAS system with the master account. The possible reasons are?

• A.User name and password have been modified
• B.The network port where the console IP is located is not connected to the network cable or is in the showdown state
• C.The console IP conflicts with other IP in the network
• D.There is a heartbeat link failure

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When configuring the Simpana backup software, the configurable deduplication strategy does not include?

• A.Source deduplication
• B.Client deduplication
• C.Parallel deduplication
• D.Global deduplication

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