Which of the following technologies can be used together with SmartPartition to increase cache read/write performance? (Multiple Choice)

• A.SmartQoS
• B.SmartVirtualization
• C.SmartCache
• D.SmartMemory

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In the InfoEqualizer feature provided by Huawei OceanStor 9000, a zone is a collection of nodes. Different zones are isolated and provide different services. Nodes in a zone have the same dynamic and static domain names as well as characteristics of automatic load balancing.

• A.FALSE
• B.TRUE

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Which of the following statements about synchronous remote replication of the Huawei Active-Passive DR Solution is correct?

• A.The link distance between the two data centers cannot be longer than 150 km, and the round-trip transfer latency cannot be longer than 2 ms.
• B.The link distance between the two data centers cannot be longer than 100 km, and the round-trip transfer latency cannot be longer than 4 ms.
• C.The link distance between the hN0 data centers cannot be longer than 200 km, and the round-trip transfer latency cannot be longer than 2 ms.
• D.The link distance between the two data centers cannot be longer than 300 km, and the round-trip transfer latency cannot be longer than 8 ms.

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A Huawei Oceanstor 9000 cluster site is configured with 4 P36 nodes and adopts back-end IB networking. How many back-end storage network IP addresses should be planned regardless of temporary circumstances?

• A.24
• B.8
• C.4
• D.16

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During a SmartMigration task. (Multiple Choice)

• A.Dual write prevents data loss
• B.I/O to the source LUN is halted
• C.Data is replicated from source to target LUN
• D.Services should be stopped to prevent data loss

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