Product design question
If you have to change a garage door what would you change?
- Product design
- Easy
Practice this question out loud. An AI interviewer asks it, follows up like a real interviewer would, and scores your answer. Type or speak.
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What this question tests
Tests everyday product observation skill: can the candidate spot a real, specific usability gap in an ordinary physical object and reason about the fix.
How to approach it
- Pick a specific garage door pain point, such as uncertainty about whether the door was actually closed after leaving.
- Explain why this matters: it is a common source of anxiety and occasionally real security or safety risk.
- Propose a targeted change, such as a simple remote status indicator or smartphone notification confirming door state.
- Consider the trade off: added cost and complexity of a connected sensor versus the value of peace of mind.
- Define success: reduction in support calls or reported incidents related to uncertain door status.
- Keep the answer specific and grounded rather than listing many unrelated garage door ideas.
What a strong answer includes
- Picks a specific, relatable pain point, not knowing if the door fully closed after leaving, rather than a vague list of possible improvements.
- Proposes a concrete, low cost fix, a simple sensor with a smartphone notification confirming open or closed status, building on existing smart home patterns.
- Weighs the trade off honestly, noting added cost and reliability risk of a connected sensor against the real anxiety it resolves.
- Frames success simply, for example fewer people driving back home to check, as a relatable proxy for the problem being solved.
Common mistakes
- Listing many unrelated garage door ideas instead of picking one specific, well reasoned change.
- Proposing an overly complex solution for what is fundamentally a simple status visibility problem.
Likely follow-up questions
- How would you make sure the sensor itself is reliable enough to trust?
- What would you prioritize next after solving the status visibility problem?
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Learn the skill behind it
Chapters of the AI PM course that teach what this question tests.
- Chapter 4: Discovery and strategy for AI products
- Chapter 7: AI UX and human oversight: design for a system that is wrong sometimes
- Chapter 14: Get the job: the AI PM interview loop