safety critical system | has example systems that control industrial processes, vehicles, telecommunications networks, medical equipment and many consumer devices | ![2001-08-30 14:57:25.0](facet.gif) |
is a subtopic of 4.7 - Types of Requirements Document | ![2001-08-30 14:57:25.0](facet.gif) |
is a kind of system | ![2001-08-30 14:57:25.0](facet.gif) |
must have its requirements subjected to rigorous analysis and review | ![2001-08-30 14:57:25.0](facet.gif) |
should be precisely specified if it could jeopardize safety or the environment if it fails | ![2001-08-30 14:57:25.0](facet.gif) |
system | can have specification which is then implemented by a collection of components | ![2001-08-30 14:57:52.0](facet.gif) |
exists even if its components change over the course of time, or are replaced by equivalent components | ![2001-08-30 14:57:52.0](facet.gif) |
has scope | ![2001-08-30 14:57:52.0](facet.gif) |
has part component | ![2001-08-30 14:57:52.0](facet.gif) |
has part hardware | ![2001-08-30 14:57:52.0](facet.gif) |
has part module | ![2001-08-30 14:57:52.0](facet.gif) |
has part software | ![2001-08-30 14:57:52.0](facet.gif) |
has part subsystem | ![2001-08-30 14:57:52.0](facet.gif) |
is complex if its scope is broad | ![2001-08-30 14:57:52.0](facet.gif) |
is in a state until an event occurs that causes it to change state | ![2001-08-30 14:57:52.0](facet.gif) |
is divided up into subsystems | ![2001-08-30 14:57:52.0](facet.gif) |