A Field That CANNOT Be Blank and And Must Be

question 15

Multiple Choice

A field that CANNOT be blank and and must be unique is called a ________.

• A) primary key
• B) natural key
• C) foreign key
• D) composite key

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Definitions:

Self-concept

An individual's perception of themselves, encompassing their beliefs, feelings, and self-awareness.

Negative Behavior

Actions or conduct that are destructive, harmful, or counterproductive to oneself or others.

Self-concept

An individual's understanding and assessment of their own abilities, behavior, and characteristics.

Self-esteem

An individual's subjective evaluation of their own worth or personal value.