Javascript Quiz / Test

This technical test takes approximately 10 minutes and was designed by Bruno Michel and the community (companies, experts, CTO, teachers, freelances...) to help developers evaluate their skills.

Difficulty :Hard

About the JavaScript quiz

This JavaScript test was designed by an expert, Bruno Michel, currently technical director at AF83.
This test is about the following skills:
  • The basics of the language: declaration of variables, manipulation of arrays, calls to functions and associated contexts, etc.
  • The use of JavaScript as an object-to-prototype language to structure its code
  • Knowledge of some classic JavaScript pitfalls
  • Know how to develop JavaScript applications in browsers by making the most of the DOM
  • The culture of the ecosystem around JavaScript to be able to develop faster and more efficiently: JS overlays, the use of JavaScript outside browsers, libraries to make Single-Page Apps.
  • 1
    Maxence LEFEBVRE(2984)
  • 2
  • 3
  • 4
  • 5

The author: 📷 Bruno Michel, CTO at AF83 and JavaScript expert

With over 8 years of development experience, Bruno passionately pushes the boundaries of technology. Technical Director of AF83 by day, Bruno is also a tireless advocate for the development of Open Source communities by night. He is the main developer of , the French reference site on Free Software, he also organized the first ParisJS meetup and speaks as a speaker at many events.
Here is his Github

Become a contributor to our Javascript quiz !'s quiz are collaborative and everyone can contribute ! You have an idea for the Javascript correction? Submit a new question or a correction, we'll credit you in the authors list and you'll get points to unlock questions corrections!
CreditsThis test was initiated by Bruno MichelThese developers also contributed :
  • Jean-marie Cléry
  • Clément Devos
  • Vincent Cotro
Your browser is badly|not supported!
We recommend you to use a more modern browser such as Edge, Chrome or Firefox
Know More