Question

III)- Write down the extension of an HTML document .​

Answer 1

.htm or html

Explanation:

Both the extensions .htm or .html are used for an HTML (Hypertext Markup Language) file.

However, .htm is used for older operating systems which accept three digit extensions. These operating system may be DOS etc.

But newer versions use .html.

Html or htm are used to link static web pages in the document which may contain images audio etc.