The SCSI protocol is the basic protocol for host and disk communication. It is operated by the SCSI controller, the controller is equivalent For a small CPU, it has its own command set and cache.

In HUAWEI OceanStor V3,which of the following statements about mapping a snapshot is true?

Many companies gather so much data that they cannot extract the right information from the data,

Which of the following descriptions of refactoring is incorrect?

Depending on the amount of data to be backed up, which of the types are actual backup methods?
(Multiple Choice)