IntermediateBehavioral
5 min
Root Cause Analysis of a Failure
Root Cause AnalysisContinuous ImprovementReliability
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Interview Question
Tell me about a time when you performed a root cause analysis after a failure. How did you conduct it, and what changes did you implement afterward?
Key Points to Cover
- Explains structured investigation steps
- Uses tools like 5 Whys or fishbone diagrams
- Collaborates with cross-functional stakeholders
- Implements durable preventive measures
Evaluation Rubric
Outlines RCA steps clearly30% weight
Works with relevant stakeholders25% weight
Leverages appropriate RCA frameworks25% weight
Demonstrates measurable improvements20% weight
Hints
- 💡Focus on process, not blame.
Common Pitfalls to Avoid
- ⚠️Focusing only on the technical 'what' and neglecting the 'why' behind human or process factors.
- ⚠️Jumping to conclusions or solutions without a thorough, data-driven investigation.
- ⚠️Not involving the right stakeholders, leading to incomplete information or buy-in.
- ⚠️Failing to document the process and findings, hindering knowledge sharing and future reference.
- ⚠️Implementing superficial fixes that don't address the root cause, leading to recurring issues.
Potential Follow-up Questions
- ❓What metrics improved?
- ❓What prevented recurrence?
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