Data and Information Viewpoint (DIV)
The Data and Information Viewpoint (DIV) portrays the operational and business information requirements and rules of the architecture. It describes the information that is associated with the information exchanges in the architecture, such as attributes, characteristics, and interrelationships.
Several levels of abstraction are necessary to accurately communicate the information needs of organizations and enterprises. The appropriate levels of abstraction for a given architecture depend on the use and the intended users of the architecture.
DoDAF V2.0 incorporates three levels of abstraction that correlate to the different levels associated with most data models developed in support of the operations or business. These levels are:
• Conceptual
• Logical
• Physical