Question

What is the work of async attribute?

(a) It influences script loading

(b) It gives a label to the menu

(c) It validates form data

(d) Enables a set of extra restrictions on any content

I have been asked this question during an online exam.

This intriguing question comes from Elements and Attributes to Support Web Applications in division HTML Markup, Forms, Video, Audio & Other Multimedia of HTML

Answer 1

Correct answer is (a) It influences script loading

The explanation: Async is the new attribute of the <script> element which influences script loading and its execution. It is a Boolean attribute which shows the manner of script execution. If async is present, the script will be executed asynchronously, as soon as it is available.