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Data scientist Interview Questions


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1. describe your current role 2. why do you think you are a good fit for the role 3. what's your plan for the next 5 years

2 Answers

Please don't ask the question of what's the plan for the next 5 years for a 12 months contract role hired from an agancy and the company has a reputation of not extending contractor's role. The obvious answer to that question is "to be made permanent". This question shows little intelligence the hiring manager has. Very negative experience.

There's quite an extended back and forth in actual interviews for questions like this, so nothing quite like real practice. The Prepfully Intuit Data Analyst experts have actually worked in this role, so they're able to do an honest-to-God accurate mock, which really puts you through the paces.

Describe different JOINs in SQL. Having a categorical variable with thousands distinct values, how would you encode it? How to find linear trends in time series. How to find the flow in a matrix showing temperature. ...

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Explain machine learning algorithm 'X' that you use day to day. Explain difference between Random Forest and XGBoost.

1 Answer

Biggest mistakes, career path thinking, dream job

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How will you add value to the business?

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Why you chose our company?

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They gave study case from tableau and we need to explain what the chart means, and give insights based on it mostly on background check and i think lots of it regarding cultural fit , Basically like looking for someone who can become a good teammate

1 Answer

Quantify in number of years, the amount of experience you have working with machine learning algorithms

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ANSI-standard SQL specifies five types of JOIN

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What is the difference between bagging and boosting?

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