Michelle tells Malia that a primary key is a field or combination of fields that uniquely and minimally identifies a particular entity. She explains that there may be a choice of fields or field combinations to use as the primary key. What is the term used for a possible primary key?
A)candidate key
B)concatenated key
C)foreign key
D)secondary key

Question

Quizplus · Accepted Answer

A possible primary key is called a candidate key.

Michelle Tells Malia That a Primary Key Is a Field