A Field Identified in a Table as Holding the Unique

question 24

Multiple Choice

A field identified in a table as holding the unique identifier of the table's records is called the:

• A)primary key.
• B)key field.
• C)primary field.
• D)unique ID.
• E)primary entity.

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Definitions:

Consistently Feel Tired

Experiencing a continuous state of fatigue or exhaustion that is not relieved by rest, potentially indicative of underlying health issues.

REM Sleep

Rapid Eye Movement sleep, a sleep stage characterized by eye movement, low muscle tone, and vivid dreams.

Stage 2 Sleep

A period of sleep characterized by the presence of sleep spindles and K-complexes, signifying a deeper sleep than Stage 1.

REM Sleep

A stage of sleep characterized by rapid eye movements and is associated with vivid dreaming.