Which of the Following Is NOT a Principle of Relational

question 68

Multiple Choice

Which of the following is NOT a principle of relational database design?

• A) Design each table to contain fields that describe only one subject.
• B) Identify a primary key field or key field combination for each table.
• C) Data should be entered before table relationships are built.
• D) Build one-to-many relationships between the tables of your database using a field common to each table.

---

Definitions:

Anabolic Steroids

Synthetic substances similar to the male hormone testosterone, used to increase muscle mass and strength, often with harmful health effects.

Muscle Mass

The total amount of skeletal muscle in the body, important for physical strength, metabolism, and overall health.

Body Fat

The portion of an individual's body that is made up of fat cells, vital for energy storage, protection of internal organs, and regulation of hormones.

Neurotransmitter

Chemical substances that transmit signals across a synapse from one neuron to another in the nervous system.