Question bank

4,310 interview questions, answered.

Reference answers, what the interviewer is really testing, how it is graded, and the follow-ups that come next.

Easy 190Medium 2,498Hard 982
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4,310 questions

  1. 1825You're the PM for Facebook Reactions. With reactions up 20% but comments down 10%, what actions would you take?HardDataProduct· Meta
  2. 1826How would you measure the success of Facebook Stories?MediumDataProduct· Meta
  3. 1827How much does Meta (Facebook) spend to acquire one new user?MediumProduct· Google
  4. 1828Tell me about a time when you faced technical and people challenges simultaneously.HardBehavioral· Amazon, Google
  5. 1829What factors would you look at when deciding whether to launch into a market?MediumProduct· DoorDash
  6. 1830Tell me about your three favorite apps. As the CEO of one, what would be your most important KPI?Medium· Google
  7. 1831What are your top three favorite apps? How would you improve one of them?MediumProduct· Coinbase, Stripe
  8. 1832What's your favorite enterprise app?MediumProduct· Hubspot
  9. 1833What's your favorite fitness product, and what would you do if you found that its users dropped off after 3 months?MediumDataProduct· Uber
  10. 1834What is your favorite Google product and how would you improve it?MediumProduct· Google
  11. 1835What is your favorite health app and how would you grow it?MediumProduct· 23andMe
  12. 1836What's your favorite marketplace app?MediumProduct· Wayfair
  13. 1837What's your favorite non-tech product that you use frequently?EasyProduct· Apple
  14. 1838What is your favorite physical product?Easy· Tesla
  15. 1839Tell me about a SaaS product you really like using.MediumProduct· Salesforce
  16. 1840What's your favorite subscription-based product?MediumProduct· Microsoft
  17. 1841You're a PM on Facebook Watch working on a redesign that improved watch time but dropped likes and comments. Should you ship this?HardDataBehavioral· Meta
  18. 1842Design a system for a hospital to allocate bedsHardProduct
  19. 1843Reduce 9-1-1 emergency response times in a major cityMediumProduct
  20. 1844Reduce airport security wait timesMediumProduct
  21. 1845What features would you build for the future of shopping via Alexa?HardProduct· Amazon
  22. 1846You're designing an A/B test to evaluate the impact of showing content from non-friends in users' feeds. How would you test this with proper randomization?MediumData· Meta
  23. 1847Find a local minima in an array Last UpdatedMediumCoding· Meta
  24. 1848Given an array with objects colored red, white, or blue, sort them so those of the same color are adjacent. Use integers 0, 1, 2 to represent RWB respectively.MediumCoding· Apple