Question

what are tags in computer

Answer 1

When referring to HTML, XML, or other markup languages a tag is an element inserted into a document or file that changes the look of content or performs an action. ... In the above example, the <a> tag is creating a link called "Computer Hope" that is pointing to the hope.html file.

Answer 2

A tag is a generic term for a language element descriptor. The set of tags for a document or other unit of information is sometimes referred to as markup. When referring to HTML, XML, or other markup languages a tag is an element inserted into a document or file that changes the look of content or performs an action.