Question: A primary key in a database is a a . group of rows that identifies a unique table or file q , b . group

A primary key in a database is a
a. group of rows that identifies a unique table or file
q,
b. group of tables or files formed to identify a unique field or row
c. field or group of fields that identifies a unique row in a table
q,
d. group of fields or columns that represent data dictionary
A primary key in a database is a a. group of

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