The Small Oval on a Line in an E-R Diagram

question 119

True/False

The small oval on a line in an E-R diagram means that the entity is optional.

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Definitions:

Blindsight

A condition in which individuals can respond to visual stimuli in their blind spots without consciously perceiving them.

Stroke Victim

An individual who has experienced a stroke, a medical condition caused by disruption in blood flow to the brain, resulting in cell death and potentially permanent damage.

Coffee Table

A low table designed to be placed in a sitting area for convenient support of beverages, remote controls, magazines, books, decorative objects, and other small items.

Afterimage

The visual illusion of a continued perception, often in complementary colors, of a scene after looking away from it.