Software vendors have adopted the Chen representation because of its compact representation.
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Q14: In the Chen and Crow's Foot notations,
Q15: In the entity relationship model, a table
Q16: Composite attributes make it easier to facilitate
Q17: To implement a small database, a database
Q18: In a 1:M relationship, to avoid the
Q20: In implementation terms, an entity is existence-dependent
Q21: A _ attribute can be further subdivided
Q22: Ideally, an entity identifier is composed of
Q23: If an entity can exist apart from
Q24: The conceptual model can handle _ relationships
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