Multiple Choice
Which of the following best describes a composite key?
A) A composite key is a primary key that consists of the first two attributes of a relation.
B) A composite key is a primary or foreign key defined by its parent keys.
C) A composite key is a foreign key that consists of the same attributes as the primary key from a related table.
D) A composite key is a primary or foreign key that consists of two or more attributes of a relation.
Correct Answer:
Verified
Correct Answer:
Verified
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