| A | B |
| PC | personal computer |
| software | The programs that make your computer work. |
| hardware | The part of the computer that you can touch. |
| output | How the information gets out of a computer. |
| processing | Special integrated circuits designed to process information. |
| storage | Store information |
| input | Get information into a computer. |
| RAM | temporary memory |
| ROM | permanent memory |
| pixels | Pictures on the monitor are made up of these. |
| binary code | Special code for representing letters and numbers. |
| CPU | Central Processing Unit |
| motherboard | The main circuit board in the computer that connects the parts of the computer. |
| megahertz (MHz) | The processing speed in computers. |
| ports | External devices are plugged into these. |
| Drive C | The hard drive on a computer. |
| byte | A group of 8 bits of code. |
| debug | Find and correct errors. |
| network | A system that connects computers together. |
| formatting a disk | Setting up sections on the disk to store the files in. |