If an M:N relationship is mandatory on one side and optional on the other side,and if both relations resulting from the entities involved in the relationship each have 3 records,then the resulting bridge relation cannot have less than ________ records.
A)0
B)1
C)3
D)9

Question

Quizplus · Accepted Answer

Since the relationship is mandatory on one side, each record on the mandatory side must relate to at least one record on the optional side, resulting in a minimum of 3 records in the bridge relation.

If an M:N Relationship Is Mandatory on One Side and Optional