Whether or Not an Instance of One Entity Class Must

question 41

Multiple Choice

Whether or not an instance of one entity class must participate in a relationship with another entity class is indicated by the ________.

• A) degree
• B) recursive cardinality
• C) minimum cardinality
• D) maximum cardinality
• E) ordinality

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Definitions:

Cable

A thick, strong rope made of wires twisted together, used for various purposes including electrical transmission, mechanical load-bearing, or communication.

Passenger Compartment

The section of a vehicle intended for the seating and protection of passengers.

HVAC System

An acronym for heating, ventilation, and air conditioning system, which provides heating and cooling to residential and commercial buildings.

Dirt

Loose or packed soil or earth; in a mechanical context, it can refer to unwanted particulate matter that can cause wear or contamination.