Attributes that are underlined on an entity-relationship diagram:
A) are the names of external entities.
B) can be searched for.
C) represent virtual organizational components.
D) are used to create attributive entities.

Question

Quizplus · Accepted Answer

Underlined attributes in an entity-relationship diagram typically indicate key attributes, which are searchable and used to uniquely identify entities.

Attributes That Are Underlined on an Entity-Relationship Diagram