Web Data Management
For which of theses the XQuery can't be used ?

Generate summary reports
Transform XML data to XHTML
Search Web documents for relevant information
None of these

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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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Web Data Management
In XML

there is no internal type of DTD
the internal DTD subset is read before the external DTD
the external DTD subset is read before the internal DTD
there is no external type of DTD

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