In an ERD,which of the following indicates mandatory or required participation?
A) circle symbol
B) cardinality
C) single line symbol
D) modality

Name: In an ERD,which of the following indicates mandatory or required participation? A) circle symbol B) cardinality C) single line symbol D) modality
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Question

Quizplus · Accepted Answer

A single line symbol in an ERD indicates mandatory or required participation, showing that an entity must participate in a relationship.

In an ERD,which of the Following Indicates Mandatory or Required