Product design question
How would you improve your iPhone?
- 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.
Start a mock interview on this question · Mock interview from a job description
What this question tests
Tests basic product-improvement thinking: picking a real personal pain point and reasoning about a scoped fix.
How to approach it
- Pick a specific pain point: battery anxiety by end of day, rather than a vague 'make it better.'
- Identify why current solutions fall short: Low Power Mode is reactive, not predictive of when you'll need it.
- Propose a scoped fix: predictive battery management that learns daily usage and adjusts activity earlier in the day.
- Prioritize this over unrelated feature requests, since it's a widely felt, high-frequency pain point.
- Consider the trade-off: aggressive background restriction could hurt notification timeliness, so make it tunable.
- Define success as fewer days users hit critically low battery before reaching a charger.
What a strong answer includes
- Picks one concrete, common pain point instead of a scattershot list of desired features.
- Proposes a specific mechanism, predictive learned adjustment, rather than a vague 'improve battery life.'
- Names the real trade-off, background restriction versus notification timeliness, showing balanced thinking.
Common mistakes
- Listing many unrelated improvement ideas with no prioritization.
- No consideration of the trade-off a proposed fix introduces.
Likely follow-up questions
- How would you personalize this without invading user privacy?
- What would you measure to know it's actually helping?
- What's a feature you would remove instead of add?
More product design questions
- Design a TV for a car.Google · Product design · Hard
- Design a refrigerator for the blind.Google · Product design · Hard
- How do you design a camera for the elderly?Google · Product design · Medium
- Redesign Twitter for eCommerce.Shopify · Product design · Hard
- How would you go about designing a new location sharing app for Google?Google · Product design · Medium
- How would you improve Google Home?Google · Product design · Easy
More questions from Google
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