To Answer the Following Questions, Refer to the Database Below

question 98

Multiple Choice

To answer the following questions, refer to the database below.
-Which database integrity rule ensures each record may be retrieved from the database using a unique identifier?

• A)Entity integrity
• B)Referential integrity
• C)Domain integrity
• D)Primary key integrity

---

Definitions:

Incentive Models

Theories or systems where rewards are offered to motivate behavior or improve performance.

Buffet

A meal serving style where a variety of dishes are displayed, and diners serve themselves according to their preference.

Diverse Foods

A wide variety of foods from different cultures, ingredients, and culinary traditions.

Snacks

Small portions of food typically consumed between regular meals, often to satisfy temporary hunger or for enjoyment.