In IDEF1X,extended E-R model subtype entities are called:
A)generic entities.
B)category entities.
C)nonspecific entities.
D)category clusters.
E)There is no equivalent IDEF1X term.

Question

Quizplus · Accepted Answer

In IDEF1X, subtype entities are called category entities. These entities represent a general category or grouping for a set of related subtypes, which inherit attributes from the category entity.

In IDEF1X,extended E-R Model Subtype Entities Are Called