Tablet Computers, Many PDAs, UMPCs, Retail Store Self-Checkouts, and Information

question 21

Multiple Choice

Tablet computers, many PDAs, UMPCs, retail store self-checkouts, and information kiosks collect input from a ____.

• A) pointing stick
• B) joystick
• C) trackball
• D) touch screen

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Definitions:

General Form

A way to write equations that doesn't follow a standard format, such as the general form of a line \(Ax + By + C = 0\).

Infant Stroller

A wheeled device for transporting infants, typically foldable and designed for mobility.

Revenue Model

A framework for generating financial income by specifying how a business will charge for its products or services.

Quadratic Equation

An equation of the form ax^2 + bx + c = 0, where a, b, and c are constants, and x represents an unknown.