alerts
A function of many Internet search engines that lets users specify keywords, phrases or tags pertaining to any topic that you would like to be notified of when new search results are available. Most alerts are delivered by e-mail or by RSS feed. Users can set alerts matching their own industry or their name or business name to be notified when it is mentioned somewhere online.
See “How Web Search Engines Work” in the Did You Know… section of
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- Algorithm
)(al´g&-rith-&m) (n.) A formula or set of steps for solving a particular problem. To be an algorithm, a set of rules must be unambiguous and have a clear stopping point. Algorithms can be expressed in any language, from natural languages like English or French to programming languages like FORTRAN . We use algorithms every day. […]
- alias
(n.) An alternative name for an object, such as a variable, file, or device. On Macintoshes, you can assign aliases for files, which allows you to have icons for the same file in different folders. Windows provides the same functionality but does not use the term alias. UNIX also supports aliases, but calls them links […]
- aliasing
(1) In computer graphics, the process by which smooth curves and other lines become jagged because the resolution of the graphics device or file is not high enough to represent a smooth curve. Smoothing and antialiasing techniques can reduce the effect of aliasing. (2) In digital sound, aliasing is a static distortion resulting from a […]
- Alignment
(1) When used to describe text, the arrangement of text or graphics relative to a margin. Flush left alignment means that text is lined up along the left margin. Flush right alignment lines up text along the right margin. Centered alignment means that text is aligned around a midpoint. Justified alignmentmeans that text lines up […]
- all-in-one printer
A single print device that serves several functions, including printing, faxing, scanning, and copying. Also called a multifunction printer (MFP). All-in-one is often abbreviated as AiO. See multifunction peripheral for definition of this device.