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1. Characterization of operating safety
Dependability is perhaps first and foremost a state of mind, rather than a set of methods. What characterizes this spirit?
1.1 Be realistic about the entities you are dealing with
A component or sub-system can fail. A person may perform an activity other than that prescribed. Environmental conditions may be unfavorable, etc.
Dependability means not considering a system solely in terms of its specifications, as if its behavior and effects were never to be anything other than those for which it was designed.
a bicycle brake is designed, manufactured and installed to slow and stop the bicycle.
Firstly, the SoF takes it for granted that it...
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Characterization of operating safety
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The Ultimate Scientific and Technical Reference