A system is composed of 100 identical parts. All must function for the system to function. Each component has a reliability of 0.99. What is the system reliability?
A) 0.366
B) 1
C) 0.999
D) 99
E) 0.886

Question

Quizplus · Accepted Answer

The system reliability is the product of the reliability of all its components. Since each component has a reliability of 0.99 and there are 100 components, the system reliability is $0.99^{100}$, which is approximately 0.366.

A System Is Composed of 100 Identical Parts