Which of the following statements about XML schemas is incorrect ?
Correct answer: C. All XML documents must have a schema
- A. Schemas can specify integer values
- B. Schemas are defined by XSD tag
- C. All XML documents must have a schema
- D. Schemas provide data oriented data types
Explanation
XML does not require a schema: a document can be well-formed without being validated against XSD. Schemas can define types such as integers, are written using XSD, and provide data-oriented type definitions.
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