1.1 What is HTML ? HTML stands for Hyper Text Markup Language , which is the most widely used language on Web to develop web pages. HTML was created by Berners-Lee in late 1991 but "HTML 2.0" was the first standard HTML specification which was published in 1995. HTML 4.01 was a major version of HTML and it was published in late 1999. Though HTML 4.01 version is widely used but currently we are having HTML-5 version which is an extension to HTML 4.01, and this version was published in 2012. We represent as “ < tagname > Content goes here... < /tagname >” These are the some key features of html :- o HTML elements are the building blocks of HTML pages o HTML elements are represented by <> tags o HTML is Not Case Sensitive HTML5 Browser Support · HTML5 is supported in all modern browsers. · In addition, all browsers, old and new, automatically handle unrecognized elements as inline elements. ·