legacy application
An application in which a company or organization has already invested considerable time and money. Typically, legacy applications are database management systems (DBMSs) running on mainframes or minicomputers. An important feature of new software products is the ability to work with a company’s legacy applications, or at least be able to import data from them.
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- legacy device
An outdated device that a person or company has invested money in or is seen as an essential part of their system. Usually the term legacy device is used when referring to any device that is not Plug-and-Play compatible (i.e. in reference to older ISA devices).
- legacy network
(1) The term used to describe a network based on older, outdated protocols. For example, any network not based on the IP (TCP/IP) protocol – like IPX or SNA – is considered a legacy network. (2) In wireless networks, the term is used to describe networks based on older 802.11x standards that predate the 802.11n […]
- legend
(lej´&nd) (n.) (1) The letters, numbers, characters and words that are imprinted on a keyboard��s keycaps. (2) In presentation graphics, text that describes the meaning of colors and patterns used in the chart.
- lens
In photography and digital photography the lens is the part of the digital camera or video recorder that concentrates light and focuses the image. The lens itself is a single piece of glass (or other transparent materials) with one or more curved surfaces. Cameras usually contain a combination of lenses that receive light rays from […]
- letter quality (LQ)
Refers to print that has the same quality as that produced by a typewriter. Computer printers are sometimes divided into two classes: those that produce letter-quality type, such as laser, ink-jet, and daisy-wheel printers; and those that do not, including most dot-matrix printers. The term letter quality is really something of a misnomer now, because […]