| A | B |
| CD-ROM | A compact disc that reads only memory |
| Computer | An electronic device that receives, processes, stores and outputs data. |
| CPU | Central Processing Unit; the brain of the computer |
| Data | Text, numbers, sounds, and images entered into the computer to be processed. |
| Desktop Computer | Designed to be small enough to be used on a desktop |
| Disk | A storage device; most common size is 3 ½ and is sometimes called a floppy disk |
| Dot Matrix Printer | Used dots to form words and images on paper |
| DVD Disc | An optical disc used to store movies with high speed video and sound quality |
| Inkjet Printer | Sprays ink through small holes to form words and images on paper |
| Hard copy | Is a printed copy of output |
| Keyboard | Contains letters, numbers, symbols, and function keys, like a typewriter |
| Laptop Computer | Designed to be small enough to be used on your lap |
| Laser printer | Uses light beams and toner to form words and images on paper |
| Notebook computer | Designed to be use on desktop but still small enough to be portable |
| Peripheral Devices | Devices attached to a computer to expand its ability to perform more tasks |
| Scanner | Sends data, often photos, to a computer to make a hard copy |
| Storage | A device that holds data until needed |
| Virus Protection Program | A program that protects a computer from computer viruses |
| Soft copy | Is the copy that you can see on the monitor |