Do you know JavaScript?

Do you know JavaScript?

Aleksei Kineev
Sep 29, 2025

Trusted App

  • 22.4 MB

    File Size

  • Everyone

  • Android 7.0+

    Android OS

About Do you know JavaScript?

Test your JavaScript skills

Learning JavaScript? Preparing for a developer position interview? Or maybe you're already actively writing in JS and want a small challenge? This application will help you assess your proficiency level in this programming language. You are provided with more than four hundred questions of various difficulty levels, covering all the current capabilities of the current JS standard. And it doesn't matter if some questions puzzle you - links to documentation and additional materials will help you understand why JavaScript behaves exactly this way. Level up your JS skills. Write good code. Don't stop at what you've achieved.
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What's new in the latest 2.1

Last updated on 2025-09-30
- Fixed syntax highlighting issues
- Bug fixes and stability improvements
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Videos and Screenshots

  • Do you know JavaScript? poster
  • Do you know JavaScript? screenshot 1
  • Do you know JavaScript? screenshot 2
  • Do you know JavaScript? screenshot 3
  • Do you know JavaScript? screenshot 4
  • Do you know JavaScript? screenshot 5
  • Do you know JavaScript? screenshot 6
  • Do you know JavaScript? screenshot 7

Do you know JavaScript? APK Information

Latest Version
2.1
Category
Education
Android OS
Android 7.0+
File Size
22.4 MB
Available on
Content Rating
Everyone
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