Which of the following statements about InfoRevive is correct?

• A.After the read fault tolerance mode is enabled, if the number of failed nodes or disks exceeds the configured upper limit, all the damaged video file data can be recovered.
• B.After the read/write fault tolerance mode is enabled, if the number of failed nodes or disks exceeds the configured upper limit, a specific proportion of damaged video file data can be recovered and data can still be written to the video file.
• C.InfoRevive ensures continuous availability of video surveillance services when the number of failed nodes or disks exceeds the upper limit.
• D.InfoRevive is applicable not only to video surveillance scenarios, but also to TV stations and other media and assets industries.

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In Huawei OceanStor disaster recovery solutions, which is the major difference between synchronous remote replication and asynchronous remote replication?

• A.Costs
• B.OPS
• C.RPO
• D.IOPS

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A large Internet company A purchased Huawei's hyper-converged storage to build an IT infrastructure platform. Which of the following scenarios can be applied? (Multiple choice)

• A.Virtualization
• B.Container
• C.Desktop Cloud
• D.Database

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Which of the following descriptions of the software features of the QceanStor 9000 system are correct? (Multiple choice)

• A.Support thin provisioning and non-thin provisioning.
• B.Each node has exclusive use of the node cache
• C.Data self-healing, the maximum recovery speed is 1TB/hour.
• D.The file system supports a maximum of 40PB.

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Which of the following are not the functions of OMS? (Multiple Choice)

• A.Alarm reporting
• B.Tenant management
• C.Device monitoring
• D.Performance reporting

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