Web Data Management
What is the right syntax of the doc() function ?

doc("bookdetails.xml")
doc("bookdetails.xml");
doc(bookdetails.xml);
doc('bookdetails.xml')

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Web Data Management
The use of a DTD in XML development is ?

no longer necessary after the XML editor has been customized
used to direct conversion using an XSLT processor
a good guide to populating a templates to be filled in when generating an XML document automatically
required when validating XML documents

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