Definition[edit | edit source]

A system life cycle is

[t]he period of time that begins when a system is conceived and ends when the system is no longer available for use.[1]
[t]he stages through which a system passes, typically characterized as initiation, development, operation, and termination (i.e., sanitization, disposal and/or destruction).[2]
[e]volution of a system, product, service, project or other human-made entity from conception through retirement.[3]

Overview[edit | edit source]

A system life cycle involves all phases of a system's existence, including

References[edit | edit source]

  1. IEEE 610.12-1990.
  2. NIST Special Publication 800-160, at B-14.
  3. ISO/IEC/IEEE 15288:2008.
  4. See NIST, FIPS 199.

Source[edit | edit source]

See also[edit | edit source]

Community content is available under CC-BY-SA unless otherwise noted.