Which of the following are unstructured data applications?

• A.Medical HIS database
• B.Enterprise financial system
• C.Educational video on demand
• D.Enterprise ERP

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Which of the following is not a NAS protocol?

• A.CIFS
• B.NFS
• C.FTP
• D.FC

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Erasure code redundancy technology supports higher reliability and more flexible redundancy strategies than traditional RAID algorithms. Which one of the following descriptions of Erasurecode principle is wrong?

• A.The system stores N+M data blocks in parallel in different nodes
• B.Calculate M through the ErasureCode algorithm for every N consecutive data blocks
• C.When data is written, it is cut into N data blocks with the same size
• D.In Erasure Code storage mode, the system supports up to M-1 hard drives

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For OceanStor V3 SmartMigration function: The capacity of the target LUN can be smaller than that of the source LUN, as long as the available capacity is sufficient.

• A.TRUE
• B.FALSE

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A company purchased a set of Huawei distributed storage to provide object storage and file storage services. The administrator allowed users to access the object and file services at the same time by allowing HTTP access in the system.

• A.False
• B.True

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