XML and ADO.NET
To eliminate definition duplication, XML Schemas define:

An intersection table.
A normalized definition table.
Global elements.
None of these

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XML and ADO.NET
What is not true about SOAP?

SOAP was an early form of XML.
SOAP originally meant Simple Object Access Protocol.
SOAP now is just a name, not an acronym
SOAP was defined as an XML-based standard for providing remote procedure calls over the Internet.

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