-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

Question

-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

Quizplus · Accepted Answer

The property of uniqueness applies to all of the listed options: entity type names, attribute names within entity types and relationships, and attribute names in a subtype. This ensures that each element is distinctly identifiable and avoids confusion in the database structure.

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