Operating System

Operating System » Mass Storage Raid 1

If a disk fails in RAID level ___________ rebuilding lost data is easiest.

A. 1
B. 2
C. 3
D. 4

Explanation: Data can be copied from another disk in raid level 1, for other raid levels all other disks have to be accessed.

Where performance and reliability are both important, RAID level ____ is used.

A. 0
B. 1
C. 2
D. 0+1

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