data input display
121X Window System — X11 redirects here. For other uses, see X11 (disambiguation). A historical example of graphical user interface and applications common to the MIT X Consortium s distribution running under the twm window manager: X Terminal, Xbiff, xload and a… …
122Touchscreen — A boy is solving a computerized puzzle using a touchscreen. A touchscreen is an electronic visual display that can detect the presence and location of a touch within the display area. The term generally refers to touching the display of the… …
123Personal computer — This article is about personal computers in general. For computers generally referred to as PCs , see IBM PC compatible. For hardware components dealing with personal computers, see Personal computer hardware. Personal computer An illustration of …
124Sinclair ZX81 — Infobox computer Photo = Type = Home computer Released = 1981 Discontinued = 1984 [cite book |last=Forster |first=Winnie |authorlink=Winnie Forster |title=The encyclopedia of consoles, handhelds home computers 1972 2005 |year=2005… …
125Computer security compromised by hardware failure — is a branch of computer security applied to hardware. The objective of computer security includes protection of information and property from theft, corruption, or natural disaster, while allowing the information and property to remain accessible …
126Criticism of APL — APL has been used since the mid 1960s on mainframe computers and has itself evolved in step with computers and the computing market. APL is not widely used, but minimalistic and high level by design, at several points in its history it could have …
127Spectrum analyzer — A spectrum analyzer Spectrum analyzer display A spectrum analyzer measures the magnitude of an input signal versus frequency with …
128Burroughs MCP — Master Control Program redirects here. For the fictitious computer program villain, see Master Control Program (Tron). MCP Company / developer Burroughs / Unisys Programmed in ESPOL, NEWP OS family Not Applicable Working state Current …
