Which of the following would be a good primary key for a Course table designed to hold course information for a university?
A)CourseName
B)CourseID
C)CourseCredit
D)CoursePrerequisites

Question

Quizplus · Accepted Answer

The CourseID would be a good primary key because it is unique, each course would have its own ID number. CourseName is not ideal because multiple courses could have the same name. CourseCredit and CoursePrerequisites could also have duplicate values.

Which of the Following Would Be a Good Primary Key