Xobin
HackerRank
iMocha
Codility
HackerEarth
CodeSignal
TestDome
HireVue
StrataScratch
LeetCode
DataLemur
Datacamp
HackerRank
Codecademy
QueryCase
DataDriven.io
Xobin is a glitch-free assessment software for pre-employment tests, employee skills tests and psychometric testing. Optimize the recruitment life cycle from Pre-hire skills screening to Video Interviewing and Cultural Fit evaluation using Xobin online assessment platform.
Ideal for organizations looking to structure their hiring process using aptitude tests, coding tests or psychometric tests. The Platform comes with over 800+ pre-hire sklls assessments that are validated and verified.
Xobin StrataScratchNo features have been listed yet.
Based on our record, StrataScratch seems to be more popular. It has been mentiond 4 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
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 has 500+ questions about ML theory, product sense, probability, statistics, also from real interviews. There are data projects that come from take home assignments companies give... Source: about 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 stratascratch because all their questions are from real data science interviews which not only test for syntax but edge cases and business logic. Other platforms basically only test for... Source: about 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. You should grind on some data analytics/data science focused platforms like stratascratch and interviewquery. They have hundreds of questions with many free ones for your to practice. Source: about 3 years ago
If you want some practice interview questions, check out DataLemur and/or StrataScratch. They helped me immensely in preparing for technical interviews. Source: over 3 years ago
HackerRank - HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.
LeetCode - Practice and level up your development skills and prepare for technical interviews.
iMocha - Make intelligent talent decisions.
DataLemur - Practice SQL Interview Questions & Data Science Interview Questions asked by FAANG.
Codility - Codility provides a SaaS platform with advanced validation, security and protection features to evaluate the skills of software engineers.
Datacamp - DataCamp is a massive open online course (MooC) platform that helps everyone from novices to experts hone their skills with data science.