An Entity - relationship diagram is a tool to represent:
2005
An Entity - relationship diagram is a tool to represent:
- A.
Data model
- B.
Process model
- C.
Event model
- D.
Customer model
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Correct answer: A
An Entity-Relationship Diagram (ERD) is a visual representation used in database design to model the data structure of a system. It depicts entities (objects or concepts), attributes, and relationships between them. Therefore, an ERD is primarily a tool to represent a data model.
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