Define Availability
Probability that the component or system is operating at time t, given that it was operating at time 0
Define Reliability
Measure of successful performance. Probability a system works continuously for a stated period of time
What are the three quantitative modelling tools
Fault trees
Mark Off
Simulation
Define Majority Vote
Output occurs if at least m of the input events occur
What is qualitative analysis
Finding failure combinations that cause the top event
Define cut sets
A list of failure events such that is they occur then so does the top event