
LeetCode
DataLemur
Datacamp
HackerRank
Codecademy
PrepNPlaced
SkillVee
StrataScratch is a data science interview platform that has over 1000+ real interview questions from top tech companies like Facebook, Amazon, Google, and more.

Coursera
Khan Academy
Udemy
Codecademy
Pluralsight
Udacity
Treehouse
Best Courses. Top Institutions. Learn anytime, anywhere.
Which is more popular?
Based on our record, edX seems to be a lot more popular than StrataScratch. While we know about 235 links to edX, we've tracked only 4 mentions of StrataScratch.
Website, pricing, platforms and company facts side by side.
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| Website | stratascratch.com | edx.org |
| Pricing | — | |
| Company | — | Startup from the United States |
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What each product offers, as listed by its team.


No features have been listed yet.
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
edX is recommended for learners who are looking for high-quality educational content from reputable sources, individuals seeking to enhance their professional skills through verified certificates, lifelong learners interested in expanding their knowledge across various fields, and those considering pursuing a flexible and affordable online degree program.
Walkthroughs and reviews on video.
Practice Writing SQL Queries on StrataScratch | How to Solve SQL Queries
More videos
The Best Open Online Courses - Coursera, Udacity, edX Review
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using StrataScratch and edX. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


StrataScratch offers free data science interview questions and continues to release interview questions when they come out from companies. This ensures that you are always practicing your data science skills on...
edX is one of the most popular learning platforms today. With collaborations with top universities and institutions from around the world and well-known tutors, the platform provides quality education to people...
edX is the brainchild of alumni of MT, Harvard, Stanford, etc. This online platform focuses on adding value by providing high-quality courses on programming, data science, computer sciences, etc. You will find...
In 2012, Harvard and MIT established EdX, a nonprofit platform that hosts high-quality courses from more than 100 universities, organizations, and non-profits. It serves a worldwide student body by providing access to...
Recommendations tracked on public social media and blogs since March 2021.


StrataScratch is focused on providing data analysis/science resources needed to land a job and resources for the first few years of your career. It has 600+ coding questions from real interviews where you can use SQL, python, or R. It... Source: over 3 years ago
I learned off of Mode Analytics SQL tutorial. It's free and I use it as a reference when I forget syntax. From there, my learning style is to grind on practical questions that I would get as a data analyst. So I would recommend... Source: over 3 years ago
There was a comment here about using Leetcode, Hackerrank, SQL fiddle, etc to keep learning SQL. However, if you're aim is to go into data analytics you need to go beyond learning syntax and understand edge cases and business context.... Source: over 3 years ago
Let me know what you think and if you have suggestions to resolve that bug. I'm learning programming and have next to no python experience, I am taking CS50 through edx.org and the AI at chatgpt did most of the work. Source: about 3 years ago
Im sorry man I want to be sympathetic but people like you cost an incalculable amount of people far more than you could even imagine and I truly believe that if hell exists you will be going there. I am serious though about seeking... Source: about 3 years ago
Khanacademy.org is a fantastic resource for math, as well as many other courses. If you have access to the internet, try taking some of the courses there. They mirror what is taught in public schools with classes for all grade levels.... Source: over 3 years ago
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Practice SQL Interview Questions & Data Science Interview Questions asked by FAANG.
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Khan Academy offers online tools to help students learn about a variety of important school subjects. Tools include videos, practice exercises, and materials for instructors. Read more about Khan Academy.
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DataCamp is a massive open online course (MooC) platform that helps everyone from novices to experts hone their skills with data science.
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