A.About RTO, data level <application level<business level

B.About RTO, data level <business level <application level

C.About TCO, business level <data level <application level

D.About TCO, data level <application level<business level

A.Write to disk first, read first and then compress in idle time

B.When the system time is idle, read and write first and then compress

C.Online compression after writing to disk

D.Online compression before writing to disk

A.False

B.True

A.SAN redundant networking provides higher reliability

B.DAS and SAN are all external storage, so storage resource sharing can be easily achieved

C.DAS is suitable for small and medium-sized LAN environment with only a few servers

D.SAN is suitable for high-end storage application environments, such as key databases, centralized storage, large-scale storage, backup and

A.Long-distance transmission is supported between a host and a storage device.

B.A storage device connects to a host using the SCSI-based bus architecture.

C.DAS is unfavorable to storage resource sharing,

D.The host CPU has a work load when storing data.