Which of the Following States the Rule of Entity Integrity

question 22

Multiple Choice

Which of the following states the Rule of Entity Integrity?

• A) Every row must have a value for the primary key and each value must be unique.
• B) Every foreign key must appear as another table's primary key.
• C) Every row must have a value for the primary key and values may be repeated.
• D) None of the above.

---

Definitions:

Reflected Appraisals

The process by which individuals form perceptions of themselves based on how they believe others view them.

Freud's Theory

The psychoanalytic theory developed by Sigmund Freud, focusing on unconscious desires, defense mechanisms, and the influence of childhood experiences on personality.

Adequate Superego

A term from psychoanalytic theory describing a well-balanced internal moral compass that guides behavior, incorporates societal norms, and mediates between the id and ego.

Identifies

The act of recognizing or establishing what something is or who someone is.