The Conceptual Design Step That Identifies ER Modules and Validates

question 57

Multiple Choice

The conceptual design step that identifies ER modules and validates insert,update,and delete rules is ____.

• A) database analysis and requirements
• B) ER modeling and normalization
• C) data-model verification
• D) distributed database design

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Definitions:

Schachter and Singer

Psychologists known for their two-factor theory of emotion, which proposes that emotion is based on physiological arousal and cognitive interpretation of that arousal.

Cannon-Bard Theory

A theory of emotion that proposes the physiological reaction and the experience of emotion occur simultaneously and independently.

Heart Starts Pounding

A sensation often occurring during moments of stress, fear, or exertion, where the heartbeat becomes more pronounced and faster due to increased adrenaline and workload on the heart.

Fear

An emotional response to a perceived threat, which can be real or imagined, leading to a fight-or-flight reaction.