standby replacement redundancy
standby replacement redundancy
[′stand¦bī ri′plās·mənt ri‚dən·dən·sē] (computer science)
A form of redundancy in which there is a single active unit and a reserve of spare units, one of which replaces the active unit if it fails.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.