An entity-relationship diagram
A)can represent the contents of any database.
B)is only used in conjunction with REA models.
C)can show a limited number of entities and relationships.
D)is used only to design new databases.

Question

Quizplus · Accepted Answer

Entity-relationship diagrams can represent the contents of any database, as they are a graphical representation of the database's entities, relationships, and sometimes attributes, making them versatile tools for both designing new databases and understanding existing ones.

An Entity-Relationship Diagram