What is a Primary Key?
A. A field in a table that uniquely identifies each record in the table.
B. A field in a table that can be duplicated.
C. A field in a table that is used to join two tables.
D. None of the above.
Answer:A
What is a Primary Key?
A. A field in a table that uniquely identifies each record in the table. B. A field in a table that can be duplicated. C. A field in a table that is used to join two tables. D. None of the above.