Which of the following statements about Huawei OceanStor 9000 are true? (Multiple Choice)

• A.The DS service stores file data but not metadata.
• B.The CMS service manages physical nodes in a cluster.
• C.Some nodes provide the MDS service, and some nodes provide the DS service.
• D.The MDS service manages file system metadata.

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Under which conditions can HypetClone be used? (Multiple Choice)

• A.The primary and secondary LUNS are of the same capacity.
• B.The primary and secondary LUNS can be used in different storage systems.
• C.The primary and secondary LUNS belong to the same controller.
• D.The primary and secondary LUNS reside in the same storage system.
• E.With Smart Virtualization used, the primary LUN can take control of the secondary LUN of a heterogeneous storage system.

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A C72 node is a 4 U large-capacity archive storage node. It can be fully populated with 72 SAS disks to adapt to the scenarios that have demanding requirements for both performance and capacity

• A.FALSE
• B.TRUE

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In Huawei OceanStor Backup Solution, the backup data retention period is set to 15 days and the number of retention cycles is set to 2. Full backup is implemented once every 10 days.
Then, after how many days of retention will backup data become invalid?

• A.30
• B.20
• C.15
• D.25

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Colleagues customized Huawei's primary and backup disaster recovery solution for the customer. The customer already has a set of OceanStor 2600TV2 and a third-party storage system. The two sets of equipment are placed in two data centers to implement the primary and backup disaster recovery. The solution is?

• A.Feasible, Huawei's active and standby disaster recovery solution can support the connection of OceanStor2600T V2 equipment and third-party arrays.
• B.Not feasible. Huawei's active and standby disaster recovery solution requires at least a set of OceanStor5600 V3 and above storage systems.
• C.Not feasible. Huawei's active and standby disaster recovery solution requires at least one OceanStor V3 storage system to be implemented.

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