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n |
Validity and
well-formedness are XML 1.0
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concepts
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They are
defined over character sequences
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n |
Namespace-compliant
is a Namespace concept
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It's defined
over character sequences too
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n |
Schema-validity
is the XML Schema concept
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It is
defined over XML document Infosets
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n |
So the whole
XML Schema exercise is
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predicated on
and layered on top of XML 1.0
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well-formedness
plus Namespaces
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Because they
are constitutive of the Infoset
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