Which of the following requires a MINIMUM of three drives and can survive the loss of up to any
two drives?
A.
RAID 1
B.
RAID 0+1
C.
RAID 5
D.
RAID 6
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This question (and answer) doesn’t make sense to me: RAID 5 need a minimum of 3 disks but can only survive the loss of one disk. On the other hand, RAID 6 can survive the loss of two disks, but need a minimum of 4 disks.
http://doc.freenas.org/index.php/Hardware_Recommendations#RAID_Overview
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