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14 Cards in this Set
- Front
- Back
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What does RAID stand for? |
Redundant Array of Inexpensive Disks |
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What is a Block? |
A unit of memory equal to 512 Bytes |
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What is striping? |
Splitting blocks between two or more disks |
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What is mirroring? |
Duplicating blocks between two or more disks (A bit for bit backup copy) |
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What is parity? |
Used for fault tolerance by calculating the data in two or more drives and storing the results on a third. The third drive can be used for data recovery. The parity data can be distributed among multiple drives. |
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What is disk duplexing? |
Connecting each disk to a separate controller |
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RAID 0
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Disk Striping
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RAID 1
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Mirrored Volume
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RAID 5
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Block level Striping With Distributed Parity
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RAID 10
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Disk Mirroring and Striping
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RAID 50
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Disk Striping With parity Across Two Arrays
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Minimum Number Of Disks In RAID 5 Array?
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3
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Minimum Number Of Disks For RAID 10?
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4
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Minimum Number Of Disks For RAID 50?
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6
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