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Hardware RAID implementations permit _________ that is, faulty disks can be removed and replaced by new ones without turning power off.

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Hardware RAID implementations permit _________ that is, faulty disks can be removed and replaced by new ones without turning power off. (a) Scrapping (b) Swapping (c) Hot swapping (d) None of the mentioned I had been asked this question in an interview for job. My question is based upon RAID topic in division Storage and File Structures of Database Management

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The correct option is (c) Hot swapping The best explanation: Hot swapping reduces the mean time to repair since replacement of a disk does not have to wait until a time when the system can be shut down.

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