terminal input
81End-of-transmission character — In telecommunication, an end of transmission character (␄ or EOT) is a transmission control character. Its intended use is to indicate the conclusion of a transmission that may have included one or more texts and any associated message… …
82Comparison of privilege authorization features — A number of computer operating systems employ security features to help prevent malicious software from gaining sufficient privileges to compromise the computer system. Operating systems lacking such features, such as DOS, Windows implementations …
83Multivibrator — A multivibrator is an electronic circuit used to implement a variety of simple two state systems such as oscillators, timers and flip flops. It is characterized by two amplifying devices (transistors, electron tubes or other devices) cross… …
84Handwriting recognition — is the ability of a computer to receive and interpret intelligible handwritten input from sources such as paper documents, photographs, touch screens and other devices. The image of the written text may be sensed off line from a piece of paper by …
85Delta-sigma modulation — Delta sigma (ΔΣ; or sigma delta, ΣΔ) modulation is a method for encoding high resolution or analog signals into lower resolution digital signals. The conversion is done using error feedback, where the difference between the two signals is… …
86Tablet PC — A Tablet PC is a notebook or slate shaped mobile computer, equipped with a touchscreen or graphics tablet/screen hybrid technology which allows the user to operate the computer with a stylus or digital pen, or a fingertip, instead of a keyboard… …
87Context-free grammar — In formal language theory, a context free grammar (CFG) is a formal grammar in which every production rule is of the form V → w where V is a single nonterminal symbol, and w is a string of terminals and/or nonterminals (w can be empty). The… …
88Digital Equipment Corporation — Industry Computer manufacturing Fate Assets were sold to various companies. What remained was sold to Compaq. Successor …
89Criticism of the APL programming language — The APL programming language 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… …
90DAC-1 — DAC 1, for Design Augmented by Computer, was one of the earliest graphical computer aided design systems. Developed by General Motors, IBM was brought in as a partner in 1960 and the two developed the system and released it to production in 1963 …
