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Behavioral

2 years ago

Tell me about a time when you assisted a colleague in his work.What was the result?

Data ScientistFull Stack Software EngineerProduction EngineerFrontend Engineer

Rackspace

Palantir Technologies

Rebel Foods

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2 years ago

Big Data

2 years ago

Please provide a concise explanation of MapReduce and its operational process.,

Data Scientist

Rackspace

Affirm

SurveyMonkey

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2 years ago

SQL

2 years ago

Could you describe how you calculate the rolling average for a metric over a particular time length?

Data Scientist

Rackspace

Riot Games

Expedia

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2 years ago

Coding

2 years ago

How would you code a function that outputs a normally distributed dataset and visually represent it?

Data Scientist

Rackspace

SoFi

Qualcomm

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2 years ago

SQL

2 years ago

Discuss how you would improve the execution time of a lackadaisical SQL query.

Data Scientist

Rackspace

Twitch

Grafana Labs

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2 years ago

ML Knowledge

2 years ago

What is batch normalization? What is dropout?

Data Scientist

Rackspace

LendingClub

Atlassian

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2 years ago

Coding

2 years ago

How to generate a normal distribution of 1000 data points with a set mean and variance in R, complete a statistical summary with explanation, and create a density plot, and then perform these steps in Python using the Codility editor?

Data Scientist

Rackspace

Deliveroo

Quora

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2 years ago

Statistics

2 years ago

Assuming I pick a card from a deck at random, what's your chance of guessing it right? If you could ask whether it's red or a face card before guessing, which question would help you the most?

Data Scientist

Rackspace

McAfee

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2 years ago

ML Knowledge

2 years ago

How would you describe the mechanism of collaborative filtering in an ML setting?

Data Scientist

Rackspace

NetSuite

Sony

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2 years ago

Coding

2 years ago

What's your method for unpacking a string with compounded parenthetical expressions like “2[a3[b]c]”?

Data Scientist

Rackspace

CRED

OpenDoor

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2 years ago

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^*All interview questions are submitted by recent Rackspace Data Scientist candidates, labelled and categorized by Prepfully, and then published after being verified by Data Scientists at Rackspace.

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