| Term | Description |
| Vector Image | An image consisting of mathematical formulas that define the image by describing lines and curves. |
| Virus | A destructive program specifically written to destroy data or halt operation on computer systems. A true virus usually has a 'host' file. In other words, it can attach itself to a file already on your system. It has the ability to clone itself. It can reproduce itself and infect other files or drives and computer systems. Viruses can also hide themselves from detection in several different ways. |