If a Table Has Multiple Candidate Keys and One of Those

question 24

Multiple Choice

If a table has multiple candidate keys and one of those candidate keys is a composite key,the table can have ____ based on this composite candidate key,even when the primary key chosen is a single attribute.

• A) Boyce-Codd Normal Form
• B) redundancy
• C) time-variance
• D) partial dependencies

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Definitions:

Total Mastectomy

The complete surgical removal of one or both breasts, typically to treat or prevent breast cancer.

Blood Pressure Cuff

An apparatus for gauging blood pressure, which incorporates an expandable cuff for limiting blood circulation and a manometer for assessing the pressure.

Invasive Measurement

Techniques that require entry into the body, through skin or a body cavity, to obtain accurate data regarding health conditions or physiological functions.

Tympanic Thermometer

A device used to measure temperature by detecting the infrared heat from the ear drum.