1. What is a computer?

Hardware - The parts of a computer that you can actually touch.  Keyboard, monitor, mouse, printer
Keyboard - A device that enables a user to input text into a computer
Mouse - A device that allows a user to control the cursor
Monitor - A device that displays information as images or text.
Computer - A device used for storing and processing data
Printer - A device that accepts text and images from a computer and transfers that information to paper
Concept:  There are other hardware devices that are built into a computer such as Hard drives, Video cards, USB ports, Sound Cards, CD Drives, and older floppy drives.  These will be covered in detail in other classes.
Software - The programs that run on a computer
Operating System - The software that supports a computer's basic functions.  Applications run on this program
Common types of computers
Workstations aka Personal Computer (PC)
Laptop
Tablet - ipad, or surface pro
Cell phone - iPhone, Android
Common Operating Systems - in order of popularity
Windows	Microsoft
MAC OS	Apple
iPhone Operating System (IOS)	Apple
Android	Google
Others worth mentioning - Linix, unix, chrome
The Windows Desktop
The Start Button Function 1 - Allows you to access your computer programs Function 2 - Allows you to Shut Down, or restart your computer
The Taskbar A list of currently running programs Note:  You can customize this to also show your favorite applications in order to make starting them easier
Icons An image used in order to represent an application in order to make it easy to find	Concept:  If we didn't use icons, we'd have text words on the screen making it hard to find applications