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. 3937Find the index of a 0 to replace to maximize the length of continuous ones.Medium
  2. 3938How do you handle joining data from different sources with inconsistent IDs?HardData
  3. 3939As a PM for Google Podcasts, which metrics would you focus on?MediumData
  4. 3940You're leading a geographically dispersed team. What strategies and practices would you implement to ensure clear and effective communication?MediumBehavioral
  5. 3941List the Differences Between Two StringsMediumCoding
  6. 3942Find the longest repeating substring.Medium
  7. 3943How would you measure the success of insights provided for an enterprise messaging app targeted toward admins?MediumData
  8. 3944Meta plans to launch a new video feature for young adults. How would you assess product-market fit and define success metrics?HardProduct
  9. 3945Explain the memory changes that occur when executing: Object o = new Object().MediumTechnical
  10. 3946Users are creating more Instagram Stories, but engagement is down. What metrics would you track to improve this?MediumProduct
  11. 3947Find the minimum cost to reach the last cell of the matrix from the first cell.Medium
  12. 3948Design a Hotel Booking ServiceMediumSystem design
  13. 3949Is the Mean Squared Error (MSE) a suitable cost function for a logistic regression model?MediumTechnicalAI ML
  14. 3950You have three ideas for expansion but limited resources. How would you help prioritize them?MediumData
  15. 3951Find all N-digit binary strings without consecutive 1's.Medium
  16. 3952You’re launching a new feature—how would you measure its strategic impact on growth?MediumData
  17. 3953What's the difference between normalization and standardization?MediumData
  18. 3954As a Product Manager at Clipboard Health, how would you adjust Lyft's driver payments to maximize net revenue over 12 months?HardDataSystem design
  19. 3955You're a PM at Uber. There's a growing issue of drivers encouraging riders to pay cash instead of using the Uber mobile app. How would you address this issue?MediumProduct
  20. 3956PMM Discussion BoardMediumBehavioral
  21. 3957Apply Porter's Five Forces model to a product you worked on.MediumProduct
  22. 3958Generate a list of possible words from a character matrix.Hard
  23. 3959Difference between power and confidence level.MediumData
  24. 3960In a large application, which code branches are more important to be tested and how do you decide?MediumSystem design