RAID Flashcards
1
Q
Spanning; not tolerant
A
RAID 0 option 1
2
Q
Disk Striping; Not tolerant, but faster to read/write
A
RAID 0 option 2
3
Q
Disk Mirroring; slow, expensive, tolerant
A
RAID 1
4
Q
Disk Striping with Parity; Min 3 HDD
A
RAID 3
5
Q
Parity bits: indicate what data is where
- requires min 3 drives
- fault tolerant
- can be used to regenerate data
- most common in corporate
- XOR
A
RAID 5
6
Q
2 sets of parity bits
can have 2 HDD fail
more redundancy
takes more space
A
RAID 6
7
Q
Necessary partitions
A
max 4 min 2
root swap and boot
