①Scale-out, horizontal expansion, can improve capacity and performance at the same time
②Scale-up, horizontal expansion, cannot improve capacity and performance at the same time (Multiple Choice)

An enterprise needs to purchase backup media for data backup. It must inherit the enterprise's original tape backup structure and strategy and increase the backup speed. What kind of backup media does this company buy?

The hard disk domain supports online adding hard disks, and the storage pool supports online expansion.

Which three stages does the storage system need to go through to realize Smart Tier? (Multiple choice)

Which of the following can be achieved by storage snapshots? (Multiple Choice)