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. 1849Find the equilibrium index in an array where sum of elements to the left is equal to sum of elements to the right.MediumCoding· Meta
  2. 1850Find the median from a data stream.MediumCoding· Bloomberg
  3. 1851Find the first missing positive number in an array.HardCoding· Amazon
  4. 1852Find points closest to the origin.MediumTechnical· Amazon
  5. 1853Given a list of strings, find all strings that encode to the same value using a Caesar Cipher. (A Caesar Cipher rotates characters, e.g. in CC3: a->d, b->e, ..., z->c)MediumCoding· Meta, Pinterest
  6. 1854Explain how to find a target sum in an array.MediumCoding· Adobe, Google
  7. 1855Find the DuplicatesEasyCoding· Adobe, Apple
  8. 1856Find a triplet in an array with a given sum.MediumCoding· Adobe, Goldman Sachs
  9. 1857Given an array of numbers where every number occurs twice except one, how would you find the unique number in O(log n) time?MediumCoding· Meta
  10. 1858Enhance any fintech app of your choice for visually impaired users.MediumProduct· Coinbase
  11. 1859You're the first product manager at a new startup that has invented teleportation, currently working between two small rooms. What would you do first?HardProduct· Google
  12. 1860Design a database schema for a fitness app.MediumDataSystem design· Databricks, DoorDash
  13. 1861What are the top issues for GetAround and how would you address them?HardDataProduct· DoorDash
  14. 1862What metrics would you focus on as the PM for an e-commerce store?MediumData· TikTok
  15. 1863Can you outline a framework for a go/no-go decision? For example, you are a PM who just onboarded and need to decide whether to ship a feature that the previous PM worked on.MediumDataProduct· Meta
  16. 1864How do you gain influence and trust as a new hire?MediumBehavioral· SNSamsung NEXT
  17. 1865Tell me about a time when you gained trust.MediumBehavioral· Amazon, Google
  18. 1866Explain how garbage collection works in programming.MediumTechnical· Infosys
  19. 1867How do you gather health data for deployed microservices?MediumTechnical· Databricks
  20. 1868How do you gather feedback from users?MediumBehavioral· Remitly
  21. 1869Generate ParenthesesMediumCoding· Adobe, Google
  22. 1870Considering that gift wrapping costs $4 and is not included in Prime, how would you decide whether to include it in Prime?MediumDataProduct· Amazon, Google
  23. 1871How much laundry detergent is used globally each year?HardProduct· Exponent
  24. 1872As a PM for Gmail, how much storage will you plan to buy for next year?HardProduct· Google