Question

Question 1 5 pts Work through this example to test your knowledge. Any questions can be asked at the Q&A sessions. The Table below shows the probabilities of the independent events in the Fault Tree (shown in the diagram below) occurring. Event O is an external initiating event. TOP 0 3 1 B 2 E 5 6 Independent Event Probability of Occurrence 0 0.01 1 0.01 2 0.05 3 0.01 4 0.01 5 0.05 6 0.05 1. Is there a single point of failure in this system? 2. Determine the cut set consists this fault 3. What is the the probability of the top event occurring is (to 2 significant figures) 4. If gates B and D were both changed to AND Gates (that is all the gates in the fault tree were AND gates) what would the exact probability of the top event occurring be?

          Question 1
5 pts
Work through this example to test your knowledge. Any questions can be asked at the Q&A
sessions.
The Table below shows the probabilities of the independent events in the Fault Tree (shown in the
diagram below) occurring. Event O is an external initiating event.
TOP
0
3
1
B
2
E
5
6
Independent Event
Probability of Occurrence
0
0.01
1
0.01
2
0.05
3
0.01
4
0.01
5
0.05
6
0.05
1. Is there a single point of failure in this system?
2. Determine the cut set consists this fault
3. What is the the probability of the top event occurring is (to 2 significant figures)
4. If gates B and D were both changed to AND Gates (that is all the gates in the fault tree were
AND gates) what would the exact probability of the top event occurring be?

Question 1
5 pts
Work through this example to test your knowledge. Any questions can be asked at the Q A
sessions.
The Table below shows the probabilities of the independent events in the Fault Tree (shown in the
diagram below) occurring. Event O is an external initiating event.
TOP
0
3
1
B
2
E
5
6
Independent Event
Probability of Occurrence
0
0.01
1
0.01
2
0.05
3
0.01
4
0.01
5
0.05
6
0.05
1. Is there a single point of failure in this system?
2. Determine the cut set consists this fault
3. What is the the probability of the top event occurring is (to 2 significant figures)
4. If gates B and D were both changed to AND Gates (that is all the gates in the fault tree were
AND gates) what would the exact probability of the top event occurring be?

Added by Brenda R.

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