A type of computer virus that inserts its malicious code into executable files on a system. When the infected file is opened or used the virus may overwrite the file and cause permanent damage to the content of the overwritten file. This type of virus targets a large range of operating systems, including Macintosh, UNIX, DOS, and Windows.
- File Management System
)Also referred to as simply a file system or filesystem. The system that an operating system or program uses to organize and keep track of files. For example, a hierarchical file system is one that uses directories to organize files into a tree structure. Although the operating system provides its own file management system, you […]
The name of a file. All files have names. Different operating systems impose different restrictions on filenames. Most operating systems, for example, prohibit the use of certain characters in a filename and impose a limit on the length of a filename. In addition, many systems, including DOS and UNIX, allow a filename extension that consists […]
)(1) In graphics applications, to paint the inside of an enclosed object. Typically, you can choose a color and pattern, and then paint the object with a fill tool. The area that is painted is called the fill area. (2) In spreadsheet applications, to copy the contents of one cell to an entire range of […]
In 3D graphics, a fillrate is the rate of speed at which your graphics card can render pixels. The fillrate is measured in millions of pixels (megapixels) per second. A graphics card with a higher fillrate will be able to display higher resolutions and also more colors at higher frame rate than a GPU with […]
(1) A program that accepts a certain type of data as input, transforms it in some manner, and then outputs the transformed data. For example, a program that sorts names is a filter because it accepts the names in unsorted order, sorts them, and then outputs the sorted names. Utilities that allow you to import […]