-In Reviewing an ERD for Consistency,the Property of Uniqueness Applies

question 43

Multiple Choice

-In reviewing an ERD for consistency,the property of uniqueness applies to:

• A) Entity type names
• B) Attribute names within entity types and relationships
• C) Attribute names in a subtype
• D) All of the above

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Definitions:

Turning Torque

The rotational force applied to an object to cause or prevent turning around an axis or pivot.

Attraction Forces

Forces that cause particles or bodies to move toward one another, attributed to various physical phenomena like magnetism or gravity.

Magnetic Field

A field around a magnetic material or a moving electric charge within which the force of magnetism acts.

Law of Charges

A fundamental principle stating that like charges repel and opposite charges attract, with the force of attraction or repulsion decreasing with distance.