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Which of the Following Notations in an E-R Diagram Means

question 72

Multiple Choice

Which of the following notations in an E-R diagram means that the entity is optional and a relationship need not have an entity of that type?


Definitions:

Deliberate System

A cognitive process that is slow, analytical, and effortful, often associated with rational decision-making.

Automatic System

Cognitive processing that occurs subconsciously and effortlessly, often responsible for quick judgments and reactions.

Automatic System

An unconscious, fast, and often involuntary process of information processing in the brain, which contrasts with deliberate and effortful processing.

Socially Acceptable

Behaviors or practices that are widely approved of within a society or cultural group.

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