What is DTD (Document Type definition)

Q

What is DTD (Document Type definition)?

✍: Guest

A

It defines how your XML should structure. For instance in the above XML we want to make it compulsory to provide �qty� and �totalcost�, also that these two elements can only contain numeric. So you can define the DTD document and use that DTD document with in that XML.

2007-10-31, 4865👍, 0💬

Can you explain why your project needed XML
Can you explain why your project needed XML? Remember XML was meant to exchange data between two entities as you can define your user friendly tags with ease. In real world scenarios XML is meant to exchange data. For instance you have two applications who want to exchange information. But because t... 2007-10-31, 7058👍, 0💬

Is XML case sensitive
Is XML case sensitive? Yes, they are case sensitive. 2007-10-31, 4952👍, 0💬

What is well formed XML
What is well formed XML? If a XML document is confirming to XML rules (all tags started are closed, there is a root element etc) then it�s a well formed XML. 2007-10-31, 4922👍, 0💬

Is XML meant to replace HTML
Is XML meant to replace HTML? No, they both go together one is for describing data while other is for displaying data. 2007-10-31, 4895👍, 0💬

What is DTD (Document Type definition)
What is DTD (Document Type definition)? It defines how your XML should structure. For instance in the above XML we want to make it compulsory to provide �qty� and �totalcost�, also that these two elements can only contain numeric. So you can define the DTD document and use that DTD document with in... 2007-10-31, 4866👍, 0💬

What is a valid XML
What is a valid XML? If XML is confirming to DTD rules then it�s a valid XML. 2007-10-31, 4780👍, 0💬

What is XSL
What is XSL? XSL (the eXtensible Stylesheet Language) is used to transform XML document to some other document. So its transformation document which can convert XML to some other document. For instance you can apply XSL to XML and convert it to HTML document or probably CSV files. 2007-10-31, 4757👍, 0💬

What is the difference between XML and HTML
What is the difference between XML and HTML? XML describes data while HTML describes how the data should be displayed. So HTML is about displaying information while XML is about describing information. 2007-10-31, 4715👍, 0💬

What is CDATA section in XML
What is CDATA section in XML? All data is normally parsed in XML but if you want to exclude some elements you will need to put those elements in CDATA. 2007-10-31, 4695👍, 0💬

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