##### 2.1.2.1 DITA topics

DITA topics are the basic units of DITA content and the basic units of reuse. Each topic contains a single subject. Topics may be of specific specialized information types, such as task, concept, or reference, or may be generic, that is, without a specified information type.

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Parent Topic: 2.1.2 DITA markup

Child Topics:

2.1.2.1.1 The topic as the basic unit of information

2.1.2.1.2 The benefits of a topic-based architecture

2.1.2.1.3 Information typing

2.1.2.1.4 Generic topics

2.1.2.1.5 Topic structure

2.1.2.1.6 Topic content

2.1.2.1.7 Topic domains: Basic DITA

Sibling Topics:

2.1.2.2 DITA maps

2.1.2.3 DITA metadata