What is a primary key?
A)The password used to protect a database
B)A collection of information that you organize and access according to the logical structure of that information.
C)A field or group of fields that uniquely describes each record in a database
D)The authorization key that establishes the usage rights for the database

Question

Quizplus · Accepted Answer

A primary key is a field (or group of fields in some cases)that uniquely describes each record.

What Is a Primary Key