šŸ§©

HTML

ā€£
What is the difference between a User, a User-Agent and a Client?
ā€£
What does a Doctype do?
ā€£
How do you serve a page with content in multiple languages?
ā€£
What should you think about when developing for sites in multiple languages?
ā€£
cookie vs sessionStorage vs localStorage
ā€£
<script> vs <script async> vs <script defer>?
ā€£
Why do we put CSS <link>s between <head></head>?
ā€£
Why is it a good idea to position and JS <script>s just before </body>? Do you know any exceptions?
ā€£
What is Progressive Rendering?
ā€£
What is the srcset attribute? Why would you use it?
ā€£
What are data- attributes used for?
ā€£
Where and why is the rel="noopener" attribute used?
ā€£
What is the difference between HTML and React event handling?
ā€£
What is the DOM?
ā€£
Briefly describe the correct use case for the following HTML5 semantic elements: <header>, <article>, <section> , <footer>
ā€£
Can a web page contain multiple <header> elements? What about <footer> elements?