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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982 questions
- 673Regression testing before model/prompt changes shipHardAI ML
- 674Retrieval over structured data: tables, code, JSONHardAI ML
- 675RLHF in plain terms: what does it solve that SFT cannot?HardAI ML
- 676Scaling LLM inference for traffic spikesHardAI ML
- 677Sinusoidal positional encodings vs RoPEHardAI ML
- 678Speculative decoding: when it helps, when it failsHardAI ML
- 679The lineage from PPO to DPO to GRPOHardAI ML
- 680The "lost in the middle" phenomenonHardAI ML
- 681Why rerank after retrieval?HardAI ML
- 682How did you scale a local strategy to a global one, and what changed in your approach?HardProduct·
Google - 683How would you plan to localize a mobile app and decide which country to expand into and what changes to implement?HardBehavioralProduct·
Google - 684Implement LRU Cache.HardCoding·
Accenture, Adobe - 685As the PM for Lyft, what dashboard would you build to track the health of the app?HardData·
Google, Lyft - 686You join a project that is only 25% complete but has used 75% of its resources. What are your next steps?HardProduct·
Google - 687What is the market size for driverless cars in 2025?HardDataProduct·
Google - 688Describe your process for developing a marketing strategy for new products, especially in highly competitive industries like consumer electronics.HardTechnical·
Anthropic - 689One of your clients has experienced a 20% decline in profits. What would you do?HardDataProduct·
McKinsey - 690You're a PM at Meta. How would you measure the success of Instagram Live?HardDataProduct·
Meta - 691How would you measure the success of ChatGPT Search?HardData·
OpenAI - 692You're a PM at Meta. How would you measure the success of Facebook's notification bell and its drop-down menu?HardData·
Meta - 693As the PM for Ads in Facebook Reels, how would you measure success?HardDataBehavioral·
Meta - 694As the PM at Netflix, after launching Netflix Podcasts 6 months ago, how do you define and measure the success of this initiative?HardData·
Meta - 695How would you measure the success of initiatives to prevent misinformation on Facebook?HardDataProduct·
Meta - 696You're a PM at Meta. How would you measure the success of the 'Report Ad' feature for Ads, considering false positives and false negatives?HardData·
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