In a Relational Database Model, a _____ Is a Field

question 53

Multiple Choice

In a relational database model, a _____ is a field in a relational table that matches the primary key column of another table.

• A)secondary key
• B)foreign key
• C)serial key
• D)domain key

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Definitions:

Body Weight

The total mass of an individual, often used as an indicator of health and used in calculating body mass index (BMI).

Calories

Units of energy that measure the amount of energy food provides to the body; essential for maintaining bodily functions and supporting physical activity.

Aerobic Activity

Physical exercises that increase the heart rate and improve the body's use of oxygen, enhancing cardiovascular health.

Fitness Level

A measure of one's overall physical health and ability, often determined by factors such as endurance, strength, and flexibility.