From the following choices, the best example of a primary key for an employee table would be his or her:
A)employee number
B)Phone number
C)Last name
D)Office number

Question

Quizplus · Accepted Answer

Employee number is typically unique to each employee, making it an ideal primary key for an employee table. Other options like phone number, last name, and office number can have duplicates or change over time.

From the Following Choices, the Best Example of a Primary