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XML vocabulary

Attributes

Attributes contain data related to specific elements in key-value pairs.

Content

Data stored in between markup tags.

Element

Tags and the content within tags.

Namespaces

Namespaces help uniquely identify tags. The namespace acts as a "prefix" to a tag.

Example

<education:onlineCourse>

Tags

Markup that holds content. Tags start with < and, usually, end with />.

XML

A markup language for structured data. XML is similar to HTML, but does not have predefined tags.

Sources