An attribute that appears as a nonkey attribute in one relation and as a primary key attribute (or part of a primary key) in another relation is a:
A) foreign key.
B) candidate key.
C) pointer.
D) relationship key.
E) marker.

Question

Quizplus · Accepted Answer

Such an attribute is called a foreign key, as it establishes a relationship between two tables by referencing the primary key of the other table.

An Attribute That Appears as a Nonkey Attribute in One