An Entity's Minimum Cardinality in a Relationship Indicates Whether or Not

question 99

True/False

An entity's minimum cardinality in a relationship indicates whether or not an entity must participate in the relationship.

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Definitions:

Earthquake Magnitude

A measure of the energy released during an earthquake, usually determined on the Richter scale.

Earthquake Intensity

Refers to a measure of the effects of an earthquake at a specific location, describing how strong the ground motion was at that spot.

Hydrogen Ion Concentration

A measure of the acidity or alkalinity of a solution, denoted by pH, which corresponds to the negative logarithm of the concentration of hydrogen ions in the solution.

pH

A measure of the acidity or alkalinity of an aqueous solution, ranging from 0 to 14.