Data Science Educational Resources
StrataScratch is a data science educational platform with over 1,000+ real interview questions from your favorite companies.
SQL
Find the Retention Rates – Salesforce SQL Interview Question
Retention rates are one of the key business metrics. We’ll show you how to calculate them by explaining in detail how to solve the Salesforce data science interview question.
Nathan Rosidi -
String and Array Functions in SQL for Data Science
Commonly used string and array functions in SQL Data Science Interviews.
Vivek Sankaran -
Concepts and Questions to Prep for Your Data Analyst Job Interview
The demand for Data Analysts is on the rise – market analysis shows that up to 85% of companies have adopted data analysis technologies.Nathan Rosidi -
Spotify Data Science Interview Question Walkthrough
Earning the rank of number 10 in Fortune’s Future 50 in 2020, Spotify offers a diverse array of job options for the ambitious data scientist.Nathan Rosidi -
Google Data Scientist Interview Questions
A simple solution to a Google Data Scientist interview question requiring aggregation and window functions.Nathan Rosidi -
Apple Data Scientist Interview Questions
Practice data scientist interview questions to land your dream job at Apple.Nathan Rosidi -
Yelp Data Scientist Interview Question Walkthrough
Helping you through the Yelp SQL interview question.Nathan Rosidi -
Zillow Data Scientist Interview Question Walkthrough
We’ll closely examine one of the interesting Zillow data scientist interview questions and find a simple and flexible approach for solving this question.Nathan Rosidi -
Data Analyst Interview Questions
In this article, we will discuss top interview questions and popular concepts from recent data analyst interviews at top companies.Nathan Rosidi -
Microsoft Data Science Interview Questions
We will analyze Microsoft data science interview questions and prepare you with a few of the concepts that frequently arise in interviews.Nathan Rosidi -
Data Science SQL Interview Questions from FAANG Companies
Key concepts and ideas you need to know to prepare for data science SQL interview questions with a focus on the companies of FAANGNathan Rosidi -
Twitter Data Scientist Interview Question
Multiple approaches for solving Twitter Data Scientist interview question. We’ll closely examine one of the interesting Twitter data science interview questions.Nathan Rosidi -