RAID Levels Flashcards
1
Q
RAID 0
A
Disk striping. No mirroring or parity.
2
Q
RAID 1
A
Data mirroring without striping or parity.
3
Q
RAID 2
A
Bit-level striping with dedicated Hamming-code parity
4
Q
RAID 3
A
Byte-level striping with dedicated parity.
5
Q
RAID 4
A
Block-level striping with dedicated parity.
6
Q
RAID 5
A
Block-level striping with distributed parity.
7
Q
RAID 6
A
Block-level striping with double distributed parity.
8
Q
RAID 0+1
A
Creates two stripes (0) and then mirrors them (1)
9
Q
RAID 10 (1+0)
A
Mirrors the drives (1) and then stripes them (0). Requires at least 4 drives.
