What this round covers
- Process validation lifecycle
- DQ, IQ, OQ and PQ
- Cleaning validation and MACO
- Hold-time and worst-case studies
- Computer system validation
10 Validation interview questions with answers
- Q1VMPBeginner
What is a Validation Master Plan (VMP)?
Model answer: The VMP is a top-level document outlining validation strategy, organisation, scope and schedule for facilities, systems, equipment and processes.
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- Q2URSBeginner
A User Requirement Specification (URS) is prepared by:
Model answer: The URS captures what the user needs the system or equipment to do, forming the basis for design and qualification.
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- Q3DQBeginner
Design Qualification (DQ) verifies that:
Model answer: DQ documents that the selected design and specifications satisfy user requirements prior to fabrication or purchase.
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- Q4IQBeginner
Installation Qualification (IQ) primarily confirms:
Model answer: IQ verifies correct installation, utilities connections, calibration status and documentation against approved design.
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- Q5OQIntermediate
Operational Qualification (OQ) demonstrates:
Model answer: OQ challenges equipment functions and alarms across the intended operating range, confirming it works as designed.
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- Q6PQIntermediate
Performance Qualification (PQ) is conducted to:
Model answer: PQ uses production materials/conditions to demonstrate reproducible performance meeting predefined acceptance criteria.
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- Q7QualificationBeginner
The correct sequence of qualification stages is:
Model answer: Qualification proceeds logically from Design through Installation, Operational and finally Performance Qualification.
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- Q8Process ValidationIntermediate
Per the FDA 2011 Process Validation Guidance, Stage 1 is:
Model answer: Stage 1 (Process Design) builds and captures process knowledge from development and scale-up activities.
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- Q9Process ValidationIntermediate
FDA 2011 Process Validation Stage 2 is called:
Model answer: Stage 2, Process Qualification, evaluates the process design and demonstrates reproducible commercial manufacturing through facility/equipment qualification and process performance qualification (PPQ).
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- Q10Process ValidationAdvanced
FDA 2011 Process Validation Stage 3, Continued Process Verification, aims to:
Model answer: CPV collects and analyses production and process data to ensure the process remains validated over the product lifecycle.
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Rehearse these answers out loud
The remaining 90 Validation questions run inside the AI Interview Simulator, which adapts difficulty to your answers and scores your response against the same key points shown above. Creating a free account takes a minute — no card required.