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.

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4,310 questions

  1. 1753Estimate the number of mutual follows an average TikTok user has.HardProduct· TikTok
  2. 1754You're a PM for Gmail. Your team won a communications contract with a 10,000-person colony on Mars. Estimate the necessary network bandwidth.HardProduct· Google
  3. 1755Estimate the number of trees in the city of Delhi.HardProduct· PPark+
  4. 1756Estimate the total dollar amount of online sales for fruits and vegetables per year in NYC.MediumProduct· Google
  5. 1757Estimate the number of people who frequently go out to bars.MediumProduct· Google
  6. 1758Estimate the number of potholes in continental USA.HardProduct· Google
  7. 1759Estimate the productivity loss during the holiday season at a medium-sized company.MediumProduct· Google
  8. 1760How many scooters would be needed for a company with 2000 employees across 4 floors, assuming 500 employees per floor?MediumProduct· Google
  9. 1761Estimate the total addressable market for Slack.MediumProduct· Google, Slack
  10. 1762How would you estimate the number of Slack users?MediumProduct· Salesforce
  11. 1763Estimate the bandwidth required to support Spotify.MediumProduct· Spotify
  12. 1764Estimate the storage needed for a day's worth of information from your brain.HardProductSystem design· Google
  13. 1765Estimate the amount of storage needed for Google Photos.MediumProductSystem design· Google
  14. 1766Estimate the total time wasted in meetings across the US.HardBehavioralTechnical· Google
  15. 1767If all people used self-driving cars for transportation, how many vehicles would be needed to service the U.S.?MediumProduct· Google
  16. 1768Estimate the weight of a school bus.MediumProduct· Google
  17. 1769How many windows do you estimate exist in Tehran?MediumProduct· Snap
  18. 1770Estimate the number of videos watched on YouTube per day.MediumProduct· Google, Youtube
  19. 1771Estimate the size of the food delivery business using bikes.MediumProduct· Google
  20. 1772A bank is considering launching an investment brokerage service within its credit card portal. How should the company evaluate whether it should invest in building this feature?HardData· Nubank
  21. 1773Nike's sitewide conversion has declined year over year. How would you evaluate this?MediumDataProduct· Nike
  22. 1774As a PM for an automotive company interested in exploring the generative AI space, how would you evaluate whether this technology is suitable and beneficial for the business?MediumProduct· Google
  23. 1775How would you evaluate the impact of fake news on Facebook users?HardData· Meta
  24. 1776What metrics would you track to evaluate the performance of your ML pipeline?MediumAI MLSystem design· PAPerplexity AI