Social Security Number and Employee ID are candidate keys for a table. An organization chooses Employee ID as the primary key. Social Security Number is considered a(n) _____ key.
A) primary
B) candidate
C) alternate
D) index

Question

Quizplus · Accepted Answer

Since the Employee ID is chosen as the primary key, the Social Security Number, which is also a candidate key, becomes an alternate key.

Social Security Number and Employee ID Are Candidate Keys for a Table