If a 1:M relationship is mandatory on both sides,and if the table resulting from the 1 side has 3 records,then the table resulting from the M side CANNOT have less than ________ records.
A)0
B)1
C)2
D)3

Question

Quizplus · Accepted Answer

Since the relationship is mandatory on both sides, each record on the 1 side must be associated with at least one record on the M side, and there cannot be any record on the M side without a corresponding record on the 1 side. Therefore, with 3 records on the 1 side, there must be at least 3 records on the M side to satisfy the mandatory relationship.

If a 1:M Relationship Is Mandatory on Both Sides,and If