XML Skills Tests

Well-formed documents, namespaces, validation (XSD) and web-related usage

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Tests

XML — Beginner
Well-formedness, namespaces, entities, and basic validation concepts.
BeginnerOpen
XML — Intermediate
Namespaces in depth, XSD hints, XPath, canonicalization, and parsing trade-offs.
IntermediateOpen
XML — Advanced
Security (XXE), composition, canonical details, streaming, and toolchain integration.
AdvancedOpen