Composite Primary Keys Are Particularly Useful as Identifiers of Composite

question 10

Short Answer

Composite primary keys are particularly useful as identifiers of composite entities, where each primary key combination is allowed _____ in the M:N relationship.

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Definitions:

Communication

The act of transferring information from one place, person, or group to another, whether verbally, non-verbally, or through written media.

Smile

A facial expression formed primarily by flexing the muscles at the edges of the mouth, often indicating joy, amusement, or satisfaction.

Frown

is a facial expression characterized by furrowing one’s brows, often indicating displeasure, sadness, or concentration.

Low Self-esteem

A persistent feeling of inadequacy, lack of self-confidence, and negative self-assessment.