A data center is an infrastructure built to access and carry server services. According to the business, the data center can be divided into ________. (Multiple choice)

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

An enterprise adopts cloud primary and backup data-level disaster recovery. During business planning, storage can be divided into two types of LUNs based on actual needs: protected LUNs and unprotected LUNs. VMs that need disaster recovery are created on the protected LUNs, and only configure array replication for protection LUNs to save the storage space requirements of the disaster recovery center.

Description 1: HyperMirror has a LUN failure, the host service is not interrupted, the HyperClone primary LUN fails, and the host service is interrupted.
Description 2: HyperMirror supports dual copies, HyperClone supports a maximum of 1 master LUN: 16 slave LUN mode.

Which of the following about the data and information is correct? (Multiple choice)