IOPS is a key indicator to measure storage performance. Which of the following options will not affect the IOPS of the storage system?

• A.RAID level
• B.Hot spare space size
• C.Hard disk type
• D.IO features

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Which of the following statements about the quota feature of Huawei OceanStor 9000 is false?

• A.Quotas can be set for directories.
• B.Quotas can be set for user groups.
• C.Quotas can be set for users,
• D.Quotas can be set for files.

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Huawei's hyper-converged storage uses the structure of distributed storage logic. Which of the following is the function of the OSD module?

• A.Provide standard SCSI/iSCSI services for VMs and databases
• B.Provide hard disk management
• C.Provide management of storage cluster status
• D.CHASH partition

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The game live broadcast platform A uses Huawei's all-flash storage to protect its business, and the storage system uses FlashLink technology designed specifically for flash memory. Which of the following statements about the cold and hot data diversion technology are correct?

• A.The controller automatically senses the data layout in the SSD disk
• B.Metadata and data are stored in separate partitions
• C.Synchronously execute independent partitions of different types of data in the controller and the SSD disk
• D.Effectively reduce in-disk garbage collection

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In Simpana backup software, which is correct about incremental backup?

• A.Back up the data that has changed since the last backup
• B.Backup of all data after the initial backup
• C.Complete backup of all data
• D.Back up the changed data since the last full backup

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