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Coding
7 months ago
What steps would you take to efficiently solve the two sum problem using a hash table and maintain a O(n) time complexity?
Data Scientist
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Spotify

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Reddit

Square Logo

Square

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7 months ago
ML KnowledgeML Case
7 months ago
What performance indicators do you consider essential for computer vision models?
Data Scientist
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Google

Cruise Logo

Cruise

Medallia Logo

Medallia

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7 months ago
SQL
7 months ago
How do you locate the top 5 most frequently sold items from a list of order histories?
Data Scientist
Meta Logo

Meta

Ironclad Logo

Ironclad

Rippling Logo

Rippling

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7 months ago
ML Knowledge
7 months ago
What are overfitting and underfitting in machine learning? Why are they crucial factors to consider when developing models?
Data Scientist
Instacart Logo

Instacart

Illumina Logo

Illumina

Airbnb Logo

Airbnb

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7 months ago
Product Case
7 months ago
What's the formula for determining the retention rate of a product?
Data Scientist
Reddit Logo

Reddit

Spotify Logo

Spotify

Segment Logo

Segment

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7 months ago
Behavioral
7 months ago
How would you describe yourself and why do you think that you should be hired by ASML?
Data Scientist
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ASML

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7 months ago
Statistics
7 months ago
Could you differentiate between panel data and cross sectional data for me, please?
Data Scientist
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Cloudera

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Lyft

Klarna Logo

Klarna

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7 months ago
Coding
7 months ago
How would you go about programming a function that outputs the length of the longest path in a DAG?
Data ScientistMachine Learning Engineer
Palantir Technologies Logo

Palantir Technologies

Amazon Logo

Amazon

Yahoo Logo

Yahoo

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7 months ago
Behavioral
7 months ago
Tell me about a time when you led a team.
Data ScientistUX ResearcherEngineering ManagerUX Designer
Reddit Logo

Reddit

Asana Logo

Asana

Snap Logo

Snap

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7 months ago
ML Knowledge
7 months ago
Why does SGD converge differently than gradient descent, and what advantages does this present?
Data Scientist
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ByteDance

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Zillow

Mimecast Logo

Mimecast

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7 months ago

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Amazon

Data Scientist

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Behavioral
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Google

Data Scientist

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Behavioral
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Meta

Data Scientist

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Behavioral

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*All interview questions are submitted by recent Data Scientist candidates, labelled and categorized by Prepfully, and then published after verification by current and ex-Data Scientist employees.

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