Which of the following technologies can be used to manage secure access to N8500 NFS shares? (Multiple choice)

• A.Homedir
• B.AD
• C.NIS
• D.LDAP

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The object service provides the online aggregation capability of small objects. The small objects uploaded by the client are written into the SSD cache first, aggregated into an EC strip size, and then EC is calculated, and the data strips and EC are calculated automatically the parity is stored on the HDD.

• A.False
• B.True

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When accessing the Oceanstor SystemRepoter report tool, you need to enter https://IP:8088 in the browser address: where IP is the business management IP of the Oceanstor 9001 system.

• A.False
• B.True

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To ensure data reliability, an enterprise establishes a remote replication pair between the primary LUN at site A and the secondary LUN at site B.
Which of the following statements about the data relationship between the pair status and the primary and secondary LUNs are correct? (Multiple choice)

• A.When the Pair status is "synchronizing", the slave LUN cannot be read or written at this time
• B.If the link used for remote replication is disconnected or the primary LUN or secondary LUN of remote replication fails, the Pair operating status is "split".
• C.When the Pair operating status is "normal", it means that the data of the primary LUN and the secondary LUN are successfully synchronized.
• D.If the engineer manually disconnects the pair relationship between the master LUN and the slave LUN, the pair is running in "split" state at this time, and the data replication between the master LUN and the slave LUN is suspended

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Regarding SmartMigration LUN information exchange, which of the following descriptions are correct? (Multiple choice)

• A.Before and after LUN information exchange, the LUN ID of the source LUN remains unchanged.
• B.The LUN information exchange needs to stop business.
• C.Before and after LUN information exchange, the data volume ID of the source LUN will change.
• D.After the LUN information is exchanged, the host will send data read and write requests to the LUN ID of the target LUN.

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