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Which reliability metric sets out the probable number of system failures that are likely to be observed relative to a certain time period?(a) POFOD(b) ROCOF(c) AVAIL(d) None of the mentionedI got this question in quiz.This question is from Dependability and Security Specification in chapter Dependability and Security of Software Engineering

Answer»

The correct OPTION is (b) ROCOF

For EXPLANATION I WOULD say: Rate of OCCURRENCE of failures (ROCOF) sets out the probable number of system failures that are likely to be OBSERVED relative to the number of system executions.



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