What is HTML?
"HTML is the lingua franca for publishing hypertext on the
World Wide Web. It is a non-proprietary format based upon SGML."
[w3.org]
They Hyper Text Markup Language (HTML) is a markup language, it is
designed for the creation of web pages with the help of metadata called
hypertext and other information to be displayed in a web browser. It is
used to specify the text and images and other resources that generate
the web page and it also specify that how the content will be formatted
for presentation to the user at client side. One can also generate links
to other resources on any web server on web through the HTML of the web
page.
HTML markup consists of several types of entities, including elements /
tags and attributes. Elements of HTML can be categorized into the three
types by their functions.
Structural Elements: Structural elements defines the
purpose of the text in the website, the typical example of structural
element is <h1> which defines that text with <h1> is the first heading
of the website.
Presentation Elements: Presentation elements defines
the appearance of the text regardless of their function, the typical
function of presentation element is <b> which only defines that text
with the tag will be bold.
Link Elements: Link elements generate link the webpage
to other resources through the URL. <a
href="http://www.yahoo.com/index.html">Yahoo!</a>