In an Entity-Relationship Diagram,a Vertical Bar on a Line Indicates

question 4

True/False

In an entity-relationship diagram,a vertical bar on a line indicates that at least one entity of that type is required in the relationship.

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Definitions:

Rhesus Monkeys

A species of monkey commonly used in biological and medical research, known for their intelligence and complex social behaviors.

The Self

Consists of one’s ideas and attitudes about who one is.

Role

A set of expected behaviors, rights, obligations, and norms associated with a social position or status.

Status

A term referring to the relative social, professional, or other standing of someone or something.