Front End Interview Questions - ashish9342/FreeCodeCamp GitHub Wiki
The purpose of this article is to familiarize fresh Front-End Web Developers with text book questions. If you are just getting into the developer world there is a good chance you will feel nervous when interviewing for a developer's positon. Because of this, some relatively basic questions could feel more difficult than how they actually are. A good counter for this scenario is to be properly prepared.
Without further ado, here are a few questions that you could encounter:
- In the context of CSS styling can you explain what does
display-style: inline-block
stand for? - If you have a
<ul>
element with several<li>
elements, how would you go about setting up these elements in a row by using HTML and CSS? - In CSS styling when would you use
float
s? How do they work? - When would you use:
clear: both;
? - What is Bootstrap? When would you use it? How does its grid system work?
- Explain the notion of responsive design and how it works? Use an example if you like.
- What is a DOM? What do you know about it?
- What is ECMAScript?
- What is jQuery and what is it commonly used for?
- What is the difference between
==
and===
in JS? - Can you enumerate all JavaScript data types?
- What is a callback function in JS and when would you use one?
- What is the difference between
undefined
andnull
? - What is an async response?
- What does JSON stand for? What is it used for?
- How would you explain an API request?
- What APIs have you worked with?
- How would you send out/convert to JSON format?
- What is the difference between
GET
andPOST
when specifying an AJAX request? - Have you worked with Photoshop as a front end developer? For what purpose?
- What software versioning system have you used? Could you describe how a workflow would look like in this system?
- What was the hardest project you ever worked on? Why was it difficult? If it is an application/algorithm can you explain how it works?
- How do you stay up to date with technology news?