An administrator is attempting to recover corrupted data from a four disk RAID group. However,
the administrator does not know which RAID level was used. When investigating the volumes, the
administrator notes that there is a duplicate of all data on two of the disks. Which of the following
RAID levels was in use?
A.
RAID 0
B.
RAID 5
C.
RAID 6
D.
RAID 10