Multiple choice technology architecture

A detailed, logical, and graphical representation of the entities, associations, and data elements for an organization or business area best describes a(n):

  1. logical model

  2. data flow diagram

  3. entity-relationship diagram

  4. data tree
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C Correct answer
Explanation

An entity-relationship diagram visually represents entities, their attributes, and the relationships between them in a database system. A logical model is conceptual and not necessarily graphical, while a data flow diagram tracks data movement through processes rather than showing entity structure and associations.

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