A field identified in a record as holding the unique identifier for that record is called the; key field
<h3>What is a key field in computer?</h3>
A field in computer is a record that holds unique data which identifies that record from all the other records in the file or database
Finally, the correct answer is a key field because it is a field in a record of a data table that contains unique data and separates that record from all other records in the database.
Typical key fields include account number, product code and customer name.
Read more about key field at; brainly.com/question/14577288
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