A field chosen to uniquely identify every record in a database is?

Assessment: WAEC SSCE - Computer Studies - 2017 (Objective) Subject: Computer Studies

Question 1 Report

A field chosen to uniquely identify every record in a database is?

Answer Details
A primary key is a field in a database table that is used to uniquely identify each record in the table. It must have a unique value for each record and cannot be null or empty. The primary key is used to link related tables in a database and is essential for maintaining data integrity and accuracy.
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