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Module 6: I/O & File Management

20242m

A variety of disk-organization techniques, collectively called RAIDs, are commonly used to address the performance and reliability issues. RAIDs stand for?
(i) Reduced array of independent disks
(ii) Redundant array of individual disks
(iii) Reduced array of individual disks
(iv) Redundant array of independent disks

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Answer: (iv) Redundant Array of Independent Disks

RAID originally Redundant Array of Inexpensive Disks, now Independent. Techniques (RAID 0-6) combine multiple disks for performance (striping) and reliability (mirroring/parity). Options i-iii misword it.

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