What is defined as any data item in a record that is used to identify the record?
A) an attribute
B) a key
C) a primary key
D) an entity

Question

Quizplus · Accepted Answer

A key is defined as any data item in a record that is used to identify the record. Option A, an attribute, is a characteristic of an entity, while option C, a primary key, is a specific type of key that uniquely identifies a record in a table. Option D, an entity, is the description of a person, place, thing, transaction or event for which data is collected and maintained.

What Is Defined as Any Data Item in a Record