Maximum cardinality in an entity-relationship (E-R) diagram refers to the maximum number of ________.
A) normalizations possible in a diagram
B) entities that can be involved in a relationship
C) identifiers possible in a particular diagram
D) attributes associated with an entity

Question

Quizplus · Accepted Answer

The maximum cardinality in an E-R diagram refers to the maximum amount of entities that can be involved in a relationship. This is usually denoted by the symbols "1" or "M" for one or many, respectively, on each side of the relationship line.

Maximum Cardinality in an Entity-Relationship (E-R) Diagram Refers to the Maximum