Practice Interview Questions
Learn SQL
Practice the most common SQL, Statistics, ML, and Python questions asked in FAANG Data Science & Data Analyst interviews!
Twitter
Histogram of Tweets
LinkedIn
Data Science Skills
Facebook
Page With No Likes
Tesla
Unfinished Parts
New York Times
Laptop vs. Mobile Viewership
Coin Fairness Test
BCG Gamma
Precision/Recall Tradeoff
Average Post Hiatus (Part 1)
Microsoft
Teams Power Users
Visa
4 Rolls To 4
Factorial Formula
Google
Fizz Buzz Sum
Amazon
Intersection of Two Lists
Missing Integer
Linkedin
Duplicate Job Listings
Robinhood
Cities With Completed Trades
Apple
Contains Duplicate
Salary Inequity
Max Profit Trading Stocks
Average Review Ratings
App Click-through Rate (CTR)
TikTok
Second Day Confirmation
IBM
IBM db2 Product Analytics
JPMorgan Chase
Cards Issued Difference
Alibaba
Compressed Mean
CVS Health
Pharmacy Analytics (Part 1)
Pharmacy Analytics (Part 2)
Pharmacy Analytics (Part 3)
McKinsey
Assumptions of Linear Regression
UnitedHealth
Patient Support Analysis (Part 1)
Oracle
Who Made Quota?
FAANG
Well Paid Employees
Easy
0/32
Medium
0/30
Hard
0/13
Percentage Calculations7
Joins11
Array Functions1
bball0
Date-Time Functions13
Mathematical Functions9
fun-run0
Aggregate Functions36
Ace the Data Science Interview15
Data Type Conversion13
Data Generation Functions0
Window Functions12
The-Office-SQL0
Set Operations2
Null Handling5
Conditional Expression17
Top N Results6
Control Flow Functions1
Arithmetic Operators3
Existence Check3
Conditional Logic11
Common Table Expressions (CTE) or Subquery17
String Functions2
Distinct and Unique Handling9
User Behavior6