1. What is XML?
XML refers to extensible markup language (EXtensible Markup Language)
XML is a markup language, much like HTML
XML is designed to transmit data rather than display data
XML tags are not predefined. You need to define your own labels.
XML is designed to be self-descriptive.
XML is a W3C Recommendation
The main difference between HTML-2.XML
XML is not a replacement for HTML.
XML and HTML designed for different purposes:
XML is designed to transmit and store data, which is the focus of the content data.
HTML was designed to display data, which is the focus of appearance data.
HTML is about displaying information, while XML is designed to transmit information.