The description about the synchronous remote replication of the OceanStor V3 storage array, which is wrong?

• A.The master array writes the write I/O data to the master LUN and sends it to the slave LUN.
• B.The impact of synchronous remote replication on the host's write IO performance has nothing to do with the distance between the master and slave sites.
• C.Synchronous remote replication can support one master LUN to replicate to two slave LUN at the same time.
• D.After the master and slave LUN write I/O successfully, the master array returns the write I/O success to the host.

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Which of the following scenarios are more suitable for using FusionInsight Hadoop technology of Huawei Oceanstor9000? (Multiple choice)

• A.Mass storage and retrieval of small files
• B.Applications that write once and read many times
• C.Organizational data form processing
• D.Mass document management with frequently changing content

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The S5752/S5352 switch only supports optional AC power modules.

• A.True
• B.False

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A colleague suggests creating a cache partition with 128MB write cache and 2GB read cache for a video broadcast application.
This is:

• A.A valid configuration, but not optimal for video broadcast applications.
• B.An invalid configuration because read and write cache must be equal.
• C.A good configuration since most 10 will be read.
• D.An invalid configuration because the write cache is below the minimum.

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Where is the shared mapping table stored with HyperSnap?

• A.COW data
• B.Source LUN
• C.Snapshot LUN
• D.COW meta

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