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A __________ is an attribute in relation of a database that serves as the primary key of a

A __________ is an attribute in relation of a database that serves as the primary key of a

A __________ is an attribute in relation of a database that serves as the primary key of another relation in the same database.
(a)  Composite Key                               (b)  Foreign Key      (c)  Primary Key
(d)  Unique Key                                      (e)  Candidate Key.

Johnson 02-Jan-2018

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