🔥 TOP 10 MOST REPEATED API 580 QUESTIONS

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🔴 1. What is risk?

Risk=Probability × Consequence

👉 Why repeated? Because this is the foundation of the entire exam.

 

 

🔴 2. What does inspection reduce?

  1. Consequence
    B. Probability of failure
    C. Cost
    D. Design

👉 Answer: B
➡️ Inspection reduces PoF, NOT consequence.

 

 

🔴 3. What is the main purpose of RBI?

  1. Eliminate inspection
    B. Optimize inspection based on risk
    C. Reduce cost only
    D. Replace maintenance

👉 Answer: B

 

 

🔴 4. Low PoF but High CoF → what is the risk?

  1. Low
    B. Medium
    C. High
    D. Zero

👉 Answer: C
➡️ High consequence dominates.

 

 

🔴 5. RBI is:

  1. Static
    B. Dynamic
    C. Fixed
    D. Random

👉 Answer: B

 

 

🔴 6. When should RBI be updated?

  1. Never
    B. Only after failure
    C. When conditions/data change
    D. Every 10 years

👉 Answer: C

 

 

🔴 7. Conflicting inspection data → what to do?

  1. Ignore
    B. Choose one
    C. Investigate and reassess
    D. Average

👉 Answer: C

 

 

🔴 8. Vendor says equipment is acceptable without documents. What do you do?

  1. Accept
    B. Reduce inspection
    C. Verify with data/documents
    D. Ignore

👉 Answer: C

 

 

🔴 9. High consequence equipment should be:

  1. Ignored
    B. Low priority
    C. High priority
    D. Removed

👉 Answer: C

 

 

🔴 10. Final goal of RBI:

  1. Eliminate inspection
    B. Optimize risk management
    C. Reduce cost only
    D. Increase work

👉 Answer: B

 

 

🧠 WHY THESE 10 MATTER MOST?

These questions test 100% of the exam logic:

✔ Risk formula
✔ PoF vs CoF difference
✔ Dynamic nature of RBI
✔ Data-driven decisions
✔ Safety-first mind-set

 

 

🔥 FINAL PASS TIP

If you master just these 10 concepts, you can answer ~60–70% of the exam questions because they get repeated in different forms.

 

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