SQL & Data Interview Questions

Practice the most common SQL, Statistics, ML, and Python questions asked in FAANG Data Science & Data Analyst interviews!

Company	Title	Category	Difficulty
Netflix	Lazy Movie Raters	Probability	Medium
Uber	User's Third Transaction	SQL	Medium
FAANG	Second Highest Salary	SQL	Medium
Snapchat	Sending vs. Opening Snaps	SQL	Medium
Twitter	Tweets' Rolling Averages	SQL	Medium
Akuna Capital	Consecutive Fives	Statistics	Medium
Amazon	Highest-Grossing Items	SQL	Medium
FAANG	Top Three Salaries	SQL	Medium
TikTok	Signup Activation Rate	SQL	Medium
Fintech	Looping Number	Python	Medium
FAANG	Gift Card Satisfaction	Python	Medium
Salesforce	Matrix Rotation	Python	Medium
Adobe	Clock-wise Matrix Rotation	Python	Medium
Google	Min Amplitude	Python	Medium
Walmart	Average Subarray	Python	Medium
Databricks	k-Radius Average	Python	Medium
FAANG	Idle GPU Days	Python	Medium
Swiggy	Hill Climbing	Python	Medium
Facebook	Video Ads Insertion	Python	Medium
Walmart	Spiral Matrix	Python	Medium
Palantir	Integer to Roman	Python	Medium
FAANG	Data Conference Attendees	Python	Medium
Microsoft	Supercloud Customer	SQL	Medium
Blackstone	Real Estate Modelling	Machine Learning	Medium
Blackstone	Generate Fractions	Python	Medium
D.E. Shaw	Max Product of Three Numbers	Python	Medium
Amazon	Two Sum	Python	Medium
Microsoft	Rotating Factorial	Python	Medium
AQR	Pearson Correlation Coefficient	Python	Medium
Akuna Capital	Largest Contiguous Subarray Sum	Python	Medium
D.E. Shaw	Biased Coin?	Statistics	Medium
Google	Odd and Even Measurements	SQL	Medium
Zomato	Swapped Food Delivery	SQL	Medium
Amazon	Coin Change	Python	Medium
Bloomberg	FAANG Stock Min-Max (Part 1)	SQL	Medium
Amazon	User Shopping Sprees	SQL	Medium
Walmart	Histogram of Users and Purchases	SQL	Medium
Alibaba	Compressed Mode	SQL	Medium
Amazon	Two Sum (Part 2)	Python	Medium
Amazon	Two Sum (Part 3)	Python	Medium
JPMorgan	Card Launch Success	SQL	Medium
Verizon	International Call Percentage	SQL	Medium
UnitedHealth	Patient Support Analysis (Part 2)	SQL	Medium
LinkedIn	Connection Request Spam	Machine Learning	Medium

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