What statement is true regarding the various ERD notations:
A) Expression of cardinalities vary widely
B) Symbols for entity types may be different
C) Rules may vary
D) All of the above

Question

Quizplus · Accepted Answer

All of the statements are true regarding the various ERD notations. The expression of cardinalities can differ significantly between different notations, such as Chen vs. Crow's Foot. The symbols for entity types can also vary, sometimes even within the same notation, depending on the modeling context. Finally, the rules for constructing an ERD may differ based on the specific notation used or the modeling requirements of the project.

What Statement Is True Regarding the Various ERD Notations