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
Filters · onDifficulty, topic, company

397 questions

  1. 145What is your least favorite product among the ones you use, and how would you improve it?MediumProduct· Google, Meta
  2. 146Find the lowest common ancestor (LCA) of two nodes in a binary tree.MediumCoding· Apple, LinkedIn
  3. 147Tell me about a time when you had to deal with conflicting priorities with your stakeholders and how you secured alignment with them.MediumBehavioralProduct· Amazon, Google
  4. 148How do you manage high performers?MediumBehavioral· Amazon, Meta
  5. 149Tell me about a time you had to manage an underperformer and how it impacted the team.MediumBehavioral· Google, Meta
  6. 150How do you manage your team's performance?MediumBehavioral· eBay, Meta
  7. 151How many mattresses are sold annually in the US?MediumProduct· Meta
  8. 152Define a meaningful social interaction metric for Facebook.MediumData· Meta
  9. 153How would you measure improvements made to Facebook Messenger?MediumData· IInstagram, Meta
  10. 154How would you measure the success of a local ads product at launch?MediumData· Meta
  11. 155How would you measure the success of Facebook Live?MediumDataBehavioral· Meta
  12. 156How would you measure success for Facebook Reels?MediumProduct· Meta
  13. 157How would you measure the success of discovery features on Instagram?MediumDataProduct· IInstagram, Meta
  14. 158How would you measure success for Instagram Shops, excluding ad revenue?MediumDataProduct· Meta
  15. 159How would you measure success for Medium?MediumData· Meta
  16. 160You are in charge of building a national park system in a newly formed country; how would you measure success?MediumProduct· Meta
  17. 161How would you measure the success of a personalized news feed?MediumData· Meta
  18. 162How would you measure the success of Facebook dating?MediumDataProduct· Meta
  19. 163How would you measure the success of Facebook Rooms?MediumDataProduct· Meta
  20. 164Tell me about a time when you had to mediate a conflict.MediumBehavioral· Amazon, Meta
  21. 165If Meta Pay did not exist, would you recommend that Meta develop its own payment solution internally or seek a partnership? Justify your decision.MediumProduct· Meta
  22. 166Why should Meta invest in noise-cancelling headphones, and what goals would you set for this product?MediumDataProduct· Meta
  23. 167You're a PM for Meta releasing a new Jobs feature in 2 weeks. How will you measure the success of this product in the short and long term?Medium· Meta
  24. 168Meta's office in Menlo Park is considering eliminating either a bus route or an Uber-style rideshare. What metrics would you use to decide and what are the tradeoffs?MediumData· Meta