A.SAN provides file storage, and its emergence solves the inconvenience of file sharing in the DAS architecture

B.Users first generated storage requirements due to the increase in data volume, which resulted in the earliest and simplest storage architecture SAN

C.Compared with DAS architecture, NAS architecture can better provide file sharing services

D.Distributed storage appeared at the same time as DAS, providing better scalability for DAS architecture

A.Disk control separation

B.Integrated disk control

C.Entire cabinet

A.Disk-disk-tape

B.Virtual tape library

C.Disk-disk

D.Remote replication

A.RAID 10 is used in scenarios with high requirements for speed and fault tolerance

B.Data is mirrored and then striped in RAID 10

C.In RAID 10, if two member disks in a subgroup fail, the data is read normally

D.RAID 10 requires at least 4 member disks

A.In TLC, one cell can store 4 bits of data

B.In QLC, one cell can store 3 bits of data

C.In SLC, one cell can store 1 bit of data

D.In MLC, one cell can store 2 bits of data