What is the difference between HTML and XML?

What is DTD tag?

When constructing an XML DTD, how do you create an external entity reference in an attribute value?

What is JAXR?

How to generate XML from a dataset and vice versa?

Give the uses of XML?

Give any two differences between the Xml Reader and Xml Node Reader.

Define XSD?

What are the advantages of XSD?

What are the important in XML?

What is the need for serialization in XML?