​Invented Keys That Are Not Automatically Generated in a Relational

question 80

True/False

​Invented keys that are not automatically generated in a relational database are dangerous and require careful scrutiny.

---

Definitions:

Visual Field

The entire area that can be seen by the eye when it is focused on a central point, encompassing both central and peripheral vision.

Afterimage

The visual illusion of a image continuing to appear in one's vision after the exposure to the original image has ceased.

Opponent Process Theory

A psychological and neurobiological theory that explains how the contrast of colors is achieved in the brain and how emotions are regulated.

Additive Colour Mixing

A method of creating color by mixing a number of different light colors, with shades from red, green, and blue being typical primary colors used in this process.