RAID midterms
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These flashcards cover the key concepts and configurations of RAID systems, including definitions and operational requirements.
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11 Terms
What is the primary feature of RAID 0?
Striping without parity.
What is the primary feature of RAID 1?
Striping and mirroring.
How many hard drives are required for RAID 5?
At least 3 hard drives.
In RAID 1, if you have 4 hard drives, how many drives can you retrieve back?
You get 1 back.
What is the main feature in Raid 1+0?
Striping
What logical operation is performed in RAID calculations, where OXOR 0 = 0 and OXOR 1 = 1?
XOR operation.
How many hard drives you need in RAID 1+0?
At least 4 hard drives are needed.
If RAID 1 has two hard drives, what is the outcome in terms of data?
Mirroring is used to store the same data on both drives.
With RAID 5, how many hard drives do you get back if you start with 4?
You get 3 back.
0XOR 0= ? 1XOR 1=?
0
1XOR 0 =?, 0XOR 1 =?
1
Note 
Flashcards (46)