It is a XML based language which is used to query XML based data. Iii) It is a language to navigate XML documents. Ii) It is used for formatting XML to screen, paper etc. I) It transforms XML into other formats, like html. It defines the XML file in tree structure. It is a standard document model that is used to access and manipulate XML. It was developed to make html more extensible and increase inter-operability with other data. It belongs to the family of XML markup languages. It is a clearer and stricter version of XML. This provides a software- and hardware-independent way of storing, transporting, and sharing data. Large amounts of data must be converted, and incompatible data is often lost. Exchanging data between incompatible systems (or upgraded systems) is a time-consuming task for web developers. Many computer systems contain data in incompatible formats. XML was designed to be self-descriptive.XML was designed to store and transport data.XML is a markup language much like HTML.XML stands for eXtensible Markup Language.

With XML, data can be available to all kinds of 'reading machines' like people, computers, voice machines, news feeds, etc.

XML is Extensible and Most XML applications will work as expected even if new data is added (or removed). XML stands for extensible Markup Language and is a software- and hardware-independent tool for storing and transporting data.Maybe it is a little hard to understand, but XML does not DO anything.

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