Browse 4441 real interview questions from top tech companies. Get insights from candidates who interviewed at companies like Google, Meta, Amazon, and more.

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Retrieve First Active and Last Inactive Dates per User

Scenario Product team wants to understand pros/cons of Random Forests versus Boosted Decision Trees and whether any feature scaling is required for th

Compare Random Forests and Boosted Trees: Bias, Variance, Speed

1. Probability of Bad Account Friend Request      Suppose 1% of accounts on Facebook are classified as bad accounts. These bad accounts send friend re

Fake Accounts [AE]

Group Video-Calling Feature Analysis Scenario Designing and analyzing a new group video-calling feature using historical one-to-one video call data. K

Identify User Interest in Group Video Calls Using Data

Scenario:  Designers want tighter cards to surface more content per scroll, hoping for higher session depth and ad load. You must measure scroll effic

Evaluating a 15 % reduction in post‑card height

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Select Top Customers Using Transaction Data Filters

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Convert stack samples to trace events

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Analyze Conversation Engagement and Reaction Usage Effectively

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Calculate Response Rate and Compare User Survey Ratings

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