Web Data Management
XQuery is the ?

query language for XML
query language for XSL
query language for XSLT
query language for XHTML

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Web Data Management
Valid XML document means (most appropriate) ?

the document contains atleast one or more root element
the XML document has DTD associated with it & it complies with that DTD
the document has root element
Each element must nest inside any enclosing element property

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