Given a table containing date, post_id, relationship (e.g. Friend, Group, Page), interaction (like, share etc.) and a table containing poster id and post id, calculate: how many likes were made on friend posts yesterday
Data Scientists Interview Questions
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Interviewer asked me a question related to strings that required recursive dynamic programming algorithm.
Basic SQL (don't remember specif question)
Our teams have developed an algorithm to detect spams and classify them at the bottom of the newsfeed. How to check if it works? If it's profitable?
How to analyze the network on Facebook,
I'm not allowed to share
How to identify close friends on social media?
Using a hypothetical schema from the portal product, identify the number of unique active users for a given country on a given day.
Q: Saying FB has only Comment and Like. How you would build an experiment to check if other emotions bottom can be added? (care, sad exc.). How you would build an A/B test?
SQL - joins, group by, date manipulation Business case - a mix of open ended questions framed like "how would you see if xyz is a good idea" and more specific questions about metric movements and experimentation
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