Whether or not a hard drive's advertised storage capacity matches the amount of space actually available on the drive can be affected by the use of RAID for live backups of physical drives. Does it make sense to create a backup if doing so eats up half of your available disc space? Which RAID setup should be used on a home computer to safeguard its hard drives against failure due to frequent power outages?

A+ Guide To It Technical Support
10th Edition
ISBN:9780357108291
Author:ANDREWS, Jean.
Publisher:ANDREWS, Jean.
Chapter5: Supporting Hard Drives And Other Storage Devices
Section: Chapter Questions
Problem 12TC
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Whether or not a hard drive's advertised storage capacity matches the amount of space actually available on the drive can be affected by the use of RAID for live backups of physical drives. Does it make sense to create a backup if doing so eats up half of your available disc space? Which RAID setup should be used on a home computer to safeguard its hard drives against failure due to frequent power outages?

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