A Functional Dependency in Which One or More Nonkey Attributes

question 11

Multiple Choice

A functional dependency in which one or more nonkey attributes are functionally dependent on part, but not all, of the primary key is called a ________ dependency.

• A) partial key-based
• B) partial functional
• C) cross key
• D) merged relation

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Definitions:

Availability Heuristic

A mental shortcut that relies on immediate examples that come to a person's mind when evaluating a specific topic, concept, method, or decision.

Relevant Instances

Specific examples or cases that are directly connected to the subject matter being discussed or analyzed.

Probability

The likelihood or chance of an event occurring.

Representativeness Heuristic

A cognitive shortcut that involves making judgments about the probability of an event under uncertainty, based on how much it resembles the typical case.