Which of the Following Is True of Packaged Data Models

question 57

Multiple Choice

Which of the following is true of packaged data models?

• A) Relationships are connected to the highest-level entity type in an order that makes sense.
• B) All subtype/supertype relationships follow the total specialization and disjoint rules.
• C) No entities on the many sides of a relationship can be weak.
• D) All weak entities are considered strong.

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Definitions:

Sympathetic Nervous System

Part of the autonomic nervous system responsible for the body's 'fight or flight' response during perceived threats, increasing heart rate, and releasing adrenaline.

James-Lange Theory

A theory of emotion proposing that emotions occur as a result of physiological reactions to events.

Intense Fear

A heightened emotional response to a perceived threat, characterized by increased adrenaline and rapid heartbeat.

Affect-As-Information Theory

People use their current emotions to make decisions, judgments, and appraisals, even if they do not know what caused their emotions.