Fault

There are various types of faults:

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• In document ISO/CD 10303-226, a fault is defined as an abnormal condition or defect at the component, equipment, or sub-system level which may lead to a failure.

:According to Federal Standard 1037C, the term fault has the following meanings:

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• An accidental condition that causes a functional unit to fail to perform its required function.
• A defect that causes a reproducible or catastrophic malfunction. A malfunction is considered reproducible if it occurs consistently under the same circumstances.
• In power systems, an unintentional short-circuit, or partial short-circuit, between energized conductors or between an energized conductor and ground. A distinction can be made between symmetric and asymmetric faults.

Failures in hardware can be caused by random faults or systematic faults, but failures in software are always systematic.

Related Topics:
Random faults - Systematic faults

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:See also: Defect, Computer bug

Related Topics:
Defect - Computer bug

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• A geologic fault is a crack or joint between two blocks of earth (usually tectonic plates) that are moving or have moved relative to each other. Earthquakes often occur along faults.
• A fault, in animal breeding, is a conformation point whose state or quality falls outside of the acceptable range for the attribute being judged.
• In tennis, a fault could be either a foot fault or a service fault, where an aspect(s) of the server's serve is not in line with the rules of the game.