given a table massenger_sends, date | ts | sender_id | receiver_id| message_id | has_reaction Q1) how many unique conversation threads are there ? note that there are threads that sender_id and receiver is inverse. this should be one thread
Assistant Scientist Interview Questions
54,225 assistant scientist interview questions shared by candidates
You are in a game show, where there is a million dollars behind one of three doors. You choose the left most door, but the game show host tell you that the middle door does not have the money. You are given the opportunity to remain with your original answer, or choose the right door. Which do you pick?
How do you design a pipeline (to a distant village)? Main factors u take care? u would go for laminar or turbulent flow
Mapreduce questions
How many high schools that people have listed on their profiles are real? How do we find out, and deploy at scale, a way of finding invalid schools?
We have a product that is getting used differently by two different groups. What is your hypothesis about why and how would you go about testing it?
How would you explain a confidence interval to a non-technical audience?
How to decline the type 2 error using a certain machine learning model.
How would you add up all the numbers from 1:100
If you can do computations on a basic calculator and a standard random number generator, how would you use them in an algorithm to estimate the value of 'pi'?
Viewing 111 - 120 interview questions