Axia College Material

Appendix B

Personal Computer Hardware Matrix

Hardware

Component

Function of

Component

Device Category

Category Reasoning

Keyboard

The keyboard allows a user to enter text, numbers, and simple commands, such as delete.

Input

The keyboard is an input device because it allows the user to send data directly to the computer.

Mouse

The mouse is used for pointing to, selecting, moving, or opening objects and for selecting options.

Input

The mouse is an input device that allows the user to manipulate what is shown on the monitor.

Scanner

The scanner is an electronic device that copies pictures and documents into a computer for saving or editing.

Input

The scanner is an input device that gathers information and then converts it to an electronic format that can be...