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?

• A.Disk array
• B.CD Tower
• C.Virtual tape library
• D.Tape library

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When checking the hot data situation on a regular basis, which of the following features is the migration list for the hot data from the capacity tier to the high-performance tier?

• A.Smart Tier
• B.Hyper clone
• C.Hyper replication
• D.Smart Qos flow control
• E.Hyper metro dual-active
• F.Hypersnap snapshot

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The dual-switch network design is widely used in the FC SAN environment. Which of the following descriptions about the dual-switch network redundancy design is correct? (Multiple choice)

• A.Each host needs 2 available FC ports and connect the two ports to different switches
• B.Deploy two FC switches cross-connected to the two controllers of the storage device in the SAN environment
• C.Although there are multiple paths, the dual-switch network only supports link redundancy and does not support load balancing
• D.The host port and storage device port that need to communicate on the switch must be in the same zone

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Backup is concerned with data recoverability, and disaster recovery is concerned with business continuity.

• A.False
• B.True

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The composition of the backup system does not include?

• A.Backup server
• B.Backup media
• C.Backup strategy
• D.Backup software

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