Sample CRE Questions

1. The logical expression for a fault tree is given by:Find the minimum cut sets. A. B. C. D. None of these 2. Two pumps

1. The failure rate on a jet engine is λ = 10−3/hr. What is the probability that more than two engines on a four-engine aircraft

1. The usual consequences of management assuming human error as the “root cause” of a failure isA. Repeat of the same failureB. Disciplinary action for

1. The Arrhenius model is used to predict part reliability. Which of the following are valid Arrhenius model statements?I. The rate of chemical reaction doubles

1. In a life test of 4 batteries, failures were observed after 10, 30, and 40 hours. The 4th battery was tested 75 hours without