In a Database, a Key Is a Column or Group

question 58

True/False

In a database, a key is a column or group of columns that identifies a unique row in a table.

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Definitions:

Taste

A sensory experience primarily associated with the tongue, allowing for the perception of sweetness, saltiness, sourness, bitterness, and umami.

Expressive Aphasia

A neurological condition resulting from damage to the areas of the brain responsible for language production, characterized by difficulty in expressing oneself verbally or in writing.

Traumatic Brain Injury

An injury to the brain resulting from an external mechanical force, potentially causing temporary or permanent impairment of cognitive, physical, and psychosocial functions.

Nonverbal Communication

Communication using expressions, gestures, body posture, and positioning rather than words.