A Foreign Key in a Database Table Is Always

question 14

Multiple Choice

A foreign key in a database table is always:

• A)A unique identifier for a record in that table.
• B)A numeric field.
• C)The name of a UML class.
• D)A primary key in a related table.

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Definitions:

Discord

Disagreement or conflict among people, groups, or things.

Prisoners' Dilemma

A scenario in game theory where two individuals acting in their own best interest do not result in the optimal outcome for either of them.

Confesses

To admit or acknowledge something typically that one feels guilty or ashamed of, often involving a wrongdoing.

Public Goods Dilemma

A situation in which individuals must choose between self-interest and collective benefit in the context of resources that are freely available to all regardless of individual contribution.