| A | B |
| Operating System | Software that manages hardware and software |
| Windows Operating System | XP |
| Apple Operating System | Mac OS X |
| Driver | Special code to operate a device on a computer |
| Application | Computer program for specific tasks |
| Files | Collections of data stored on the Hard Drive |
| Start | A Windows button to access programs |
| Finder | A Mac icon to access programs |
| Desktop | Image of icons and workarea on a monitor |
| Control Panel | Windows method of adding/deleting and changing programs |
| System Preferences | Mac method of adding/deleting programs |