
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.

Mockaroo
JSON Generator
MockTurtle.net
ExtendsClass's JSON generator allows to generate random JSON data from a template.

Which is more popular?
Based on our record, StrataScratch seems to be more popular. It has been mentioned 4 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | stratascratch.com | extendsclass.com |
| Pricing | ||
| Company | — | 2019 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of StrataScratch yet.
This free online tool allows to generate JSON dataset. You can generate multiple JSON files exported to a zip archive. No limits. No registration.
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
No analysis of ExtendsClass JSON Generator yet.
Walkthroughs and reviews on video.
Practice Writing SQL Queries on StrataScratch | How to Solve SQL Queries
More videos
No ExtendsClass JSON Generator videos yet. You could help us improve this page by suggesting one.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using StrataScratch and ExtendsClass JSON Generator. 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...
We have no reviews of ExtendsClass JSON Generator yet. Be the first one to post
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
Tracking ExtendsClass JSON Generator since Mar 2021.
When comparing StrataScratch and ExtendsClass JSON Generator, you can also consider the following products.

Practice and level up your development skills and prepare for technical interviews.
Compare LeetCode to StrataScratch or ExtendsClass JSON Generator:
A realistic data generator to test your app
Compare Mockaroo to StrataScratch or ExtendsClass JSON Generator:

Practice SQL Interview Questions & Data Science Interview Questions asked by FAANG.
Compare DataLemur to StrataScratch or ExtendsClass JSON Generator:
Create mock and sample JSON using a powerful template syntax
Compare JSON Generator to StrataScratch or ExtendsClass JSON Generator:

DataCamp is a massive open online course (MooC) platform that helps everyone from novices to experts hone their skills with data science.
Compare Datacamp to StrataScratch or ExtendsClass JSON Generator:

Generate realistic random JSON data through a simple and intuitive GUI.
Compare MockTurtle.net to StrataScratch or ExtendsClass JSON Generator: