A(n) ____ is one where multiple keys are needed to identify a tuple uniquely.
A) unique primary key
B) discrete primary key
C) foreign primary key
D) composite primary key

Question

Quizplus · Accepted Answer

A composite primary key is one where multiple keys are needed to identify a tuple uniquely. Therefore, option D is the correct answer. The other options do not accurately describe a primary key that requires multiple keys for uniqueness.

A(n) ____ Is One Where Multiple Keys Are Needed to Identify