CRE Exam Question 56
A system is turned off every 30 days for 5 minutes for on line maintenance. If the probability of system failure due to hardware failure is negligible, what is the system's unavailability?
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CRE Exam Question 57
The maintenance action rate (MAR) may be mandated by contract. If an extruder is run continuously and experiences 24 maintenance actions (downtown) in one year, what is the MAR?
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CRE Exam Question 58
Human reliability is defined as the probability that a human will:
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CRE Exam Question 59
Which one of the following quantitative methods does NOT apply to the assessment of actual system/component reliability?
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CRE Exam Question 60
Which of the following techniques is NOT used when derating parts to enhance their overall reliability?
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