Which of the following modules or devices does not support the replacement of the Huawei OceanStor 9000 FRU replacement tool?

• A.Power module
• B.IO module
• C.Cable (or optical module)
• D.Replace the hard drive online

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In the Huawei Oceanstor 9000 storage system, when a certain InfoReplicator is in a split state, which of the following statements is incorrect?

• A.At this time, the master-slave relationship of the two directories specified by Pair remains unchanged
• B.A pair split occurs, the possible cause is a temporary link abnormality or network bandwidth expansion
• C.After the pair is resynchronized, the difference data that has not been copied to the secondary directory and the synchronized quantity need to be synchronized in the last synchronization due to the split operation.

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SmartDedupe in Huawei hybrid flash storage can only be supported by file systems with Thin features.

• A.False
• B.True

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In the Huawei Active-Active DR Solution, an application's peak write bandwidth is 10 MB's, average write bandwidth is 200 KB/s, average write I/O size is 4 KB, and the bandwidth usage is 70%.
In this scenario, how large bandwidth is required for deploying asynchronous remote replication for the application?

• A.114.3 Mbit/s
• B.10 MB/s
• C.200 KB/s
• D.2.23 MB/s

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What is Oplock used for in the CIFS sharing?

• A.To save the access permission settings for all users or user groups,
• B.Oplock is a client caching mechanism that allows clients to dynamically decide when to send the server requests, so the network traffic and workload of the server can be minimized.
• C.To inform a client that the directory changes.
• D.To allow all users to access shares without authenticating their passwords.

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