Which of the following is not a backup type?

Smart Tier cannot be enabled for a storage pool composed of a single hard disk type.

Take Huawei OceanStor hybrid flash memory as an example. In the following description of hybrid flash memory, which options are correct? (Multiple Choice)

During the period when the disk cannot be accessed, when writing to the disk, which refactoring method is used?

When CIFS share permissions are assigned, if a user lives in a different user group, and for a share, the CIFS share grants different permissions to the user group and the user, and the user's permissions are the maximum authority of the user group and user permissions of the user.