Among the software modules of Huawei Oceanstor 9000, which ones belong to the distributed object storage layer but not to the distributed file system layer? (Multiple choice)

• A.CA (Client Agent)
• B.OBS (Obiect Based Store)
• C.Disk K-V Store
• D.PVS (Protocol and Value-added Service)
• E.MDS (MetaData Service)

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If the Huawei N8000 clustered NAS system has 4 engine nodes and each node has 4 service network ports, how many virtual IPs need to be planned?

• A.16
• B.15
• C.18
• D.17

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In Huawei OceanStor Backup Solution, Huawei deduplication-based synthetic full backup can rapidly create and integrate full backups using indexes.

• A.FALSE
• B.TRUE

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Which of the following options belong to the rules for FusionStorage software deployment? (Multiple choice)

• A.DSS and OMS are recommended to be deployed to virtual machines on different physical nodes. DSS needs to deploy 3 units, and OMS only needs to deploy 1 unit.
• B.FusionStorage block, file, and object storage services are all deployed on their own physical nodes and cannot be mixed.
• C.DSS and OMS are components that must be deployed. Choose to deploy FusionStorage block, file, and object services as needed.
• D.When FusionStorage File/FusionStorageObject is provided, the first two nodes in the cluster serve as management nodes.

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Which of the following descriptions about InfoRevive is correct?

• A.The InfoRevive feature provided by OceanStor9000 supports the continuous operation of video surveillance services when the faulty node/disk exceeds the upper limit of redundancy.
• B.After opening the read-write fault-tolerant mode, when a failure in the system exceeds the configured redundancy upper limit, a certain percentage of damaged video file data can be rescued and read, and the file can continue to be written.
• C.After the read fault-tolerant mode is turned on, when a fault occurs in the system and exceeds the configured redundancy upper limit, it can rescue and read all the damaged video file data.
• D.The InfoRevive feature can be applied to other media industries such as TV stations in addition to video surveillance scenarios.

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