Huawei's SmartPartition feature supports not multiple options for setting the same read and write cache capacity for partitions. Which of the following about the impact of cache capacity on services with different features are correct? (Multiple choice)

• A.For sequential services, the cache capacity does not need to be large, it only needs to meet the I/O consolidation requirements
• B.For write business, more cache capacity means higher write consolidation rate, write hit rate and better access order
• C.For the read business, more cache capacity means a higher read hit rate
• D.For random services, a larger cache capacity means a better order of access to disks, which leads to improved performance

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Which protocol does Huawei Distributed Storage Object Service use to obtain resource statistics of tenants and buckets?

• A.REST
• B.SNMP
• C.SMI-S
• D.SSL

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Compared with ordinary file backup, the components that need to be deployed when deploying VMware backup are ___.

• A.MA
• B.VSA
• C.CS
• D.CA

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An enterprise wants backup to consume only a small amount of storage space and a minimal backup window.
In this case, which backup type is most recommended?

• A.Cumulative incremental backup + Differential incremental backup
• B.Full backup + Differential incremental backup
• C.Full backup
• D.Full backup + Cumulative incremental backup

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What does the term RTO mean?

• A.None of the answers
• B.Replication Time Objective
• C.Recovery Time Objective
• D.Return Time Objective

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