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external hard drive

Contributor(s): Ivy Wigmore

An external hard drive is a portable storage device that can be attached to a computer through a USB or FireWire connection, or wirelessly. External hard drives typically have high storage capacities and are often used to back up computers or serve as a network drive

This was last updated in October 2012

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Am I correct in assuming that the basic purpose of an "external hard drive" is to add additional "space" to an over-crowded "memory"?
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