When Using the Relational Model to Represent Two Tables, One

question 84

Multiple Choice

When using the relational model to represent two tables, one must ________.

• A)add a foreign key to one of the tables
• B)have more than two primary keys in the model
• C)establish only N:M relationships between the tables
• D)use metadata instead of foreign keys

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Definitions:

Paralysis

The loss of muscle function in part of your body, often resulting in the inability to move that part, typically due to nerve damage.

Neurological Disease

Disorders of the nervous system, affecting the brain, spinal cord, and nerves throughout the body.

Esophageal Cancer

A type of cancer that occurs in the esophagus, the long tube that connects the throat to the stomach, often associated with difficulty swallowing and weight loss.

Regurgitation

The backward flow of blood through a valve in the heart that does not close properly, or the return of undigested food from the esophagus to the mouth.