Multiple Choice
What is a primary key?
A) a field (or group of fields) that uniquely identifies a given entity in a table
B) a primary key of one table that appears as an attribute in another table and acts to provide a logical relationship among the two tables
C) characteristics or properties of an entity
D) a field (or group of fields) that uniquely identifies a given attribute in a table
Correct Answer:
Verified
Correct Answer:
Verified
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