Second Normal Form Can Be Defined as a Table That

question 41

Multiple Choice

Second normal form can be defined as a table that is in first normal form but that contains no ____.

• A) partial dependencies
• B) alternate keys
• C) nonkey columns
• D) interrelation constraints

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Definitions:

Vibrio

A spirillum (spiral-shaped bacterium) that is shaped like a comma. Compare with spirillum, spirochete, bacillus, and coccus.

Endospores

Resistant, dormant structures formed within some bacteria, enabling survival in harsh environmental conditions.

Exotoxins

Potent toxins secreted by bacteria that can cause damage to the host by destroying cells or disrupting normal cellular metabolism.

Capsules

In microbiology, a gelatinous covering that encloses some bacteria, enhancing their ability to cause disease.