Which of the following statements about intelligent load balancing implemented by Huawei OceanStor 9000 are true? (Multiple Choice)

• A.Free from manual intervention
• B.Transparent to applications
• C.Automatic balancing of capacity and performance
• D.Load balancing automatically implemented among all nodes

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What information must be collected before deploying a DR solution? (Multiple Choice)

• A.Network
• B.DR object
• C.Production system
• D.Data volume

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The remote replication feature is mainly used in disaster recovery backup scenarios. Which of the following statements about the remote replication feature are correct? (Multiple choice)

• A.If the disaster recovery solution requires RPO=0, it is recommended to use synchronous remote replication.
• B.The remote replication slave LUN can be mapped to the host in advance. When the primary L end fails, it can save business recovery time.
• C.During remote replication, if the replication link fails suddenly, the slave L data will be unavailable.
• D.The peak bandwidth of asynchronous replication is higher than that of synchronous replication.

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Huawei Distributed Storage Block Service provides a snapshot mechanism to save the state of a user's data volume at a certain point in time, which can be used to export data and restore data later.

• A.True
• B.False

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When Huawei Oceanstor 9000 is used in large file scenarios, we should focus on its OPS.

• A.False
• B.True

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