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# System prepended metadata

title: 'A4: Conceptual Data Model'

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# A4: Conceptual Data Model

> Brief presentation of the product.  
> Brief presentation of the artefact goals.

## 1. Class diagram

> UML class diagram containing the classes, associations, multiplicity and roles.  
> For each class, the attributes, associations and constraints are included in the class diagram.

## 2. Additional Business Rules

> Business rules can be included in the UML diagram as UML notes or in a table in this section.
