What Is a Foreign Key

question 44

Multiple Choice

What is a foreign key?

• A)a field (or group of fields) that uniquely identifies a given entity in a table
• B)a primary key of one table that appears as an attribute in another table and acts to provide a logical relationship among the two tables
• C)characteristics or properties of an entity
• D)a field (or group of fields) that uniquely identifies a given attribute in a table

Grasp the significance of anatomical and physiological dead spaces in respiration.

Understand the fundamental concepts of project scheduling and planning.

Identify and describe different components and tools used in project scheduling like milestones, calendars, and schedules.

Recognize the importance of defining accurate activity relationships in project planning.

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Definitions:

Suppression

The conscious deliberate effort to control and inhibit unwanted or unacceptable thoughts, feelings, or impulses.

Conditioned Forgetting

The loss of a memory due to interference from learning through conditioning, rather than organic causes.

Classical Conditioning

A process of learning in which a reaction initially triggered by the second of two jointly presented stimuli is in time triggered by the first stimulus as a result of their repeated pairing.

Operant Conditioning

A learning process in psychology in which the strength of a behavior is modified by reinforcement or punishment.