| reboot | restart |
| gigabyte | one billion bytes of information |
| tutorial | program that instructs the user |
| WYSIWYG | word-processing system |
| encrypt | To scramble computerized information |
| header | information at the top of a page |
| footer | information at the bottom of a page |
| executable | computer file that performs a task |
| buffer | used to store data |
| online | connected to a computer network |
| character | symbol such as a letter |
| byte | small unit of measure of computer memory |
| upload | to transfer data from a computer |
| download | to transfer data into a computer |