Several different computer printers were simply computer-controllable versions of existing electric typewriters.

The first computer using a multiprogramming system was the British Leo III owned by J. Lyons and Co .. Several different programs in batch were loaded in the computer memory, and the first one began to run.

Several fields of discrete mathematics, particularly theoretical computer science, graph theory, and combinatorics, are important in addressing the challenging bioinformatics problems associated with understanding the tree of life.

Several perspectives or branches of such academic dictionary research have been distinguished: ' dictionary criticism ' ( or evaluating the quality of one or more dictionaries, e. g. by means of reviews ( see Nielsen 2009 )), ' dictionary history ' ( or tracing the traditions of a type of dictionary or of lexicography in a particular country or language ), ' dictionary typology ' ( or classifying the various genres of reference works, such as dictionary versus encyclopedia, monolingual versus bilingual dictionary, general versus technical or pedagogical dictionary ), ' dictionary structure ' ( or formatting the various ways in which the information is presented in a dictionary ), ' dictionary use ' ( or observing the reference acts and skills of dictionary users ), and ' dictionary IT ' ( or applying computer aids to the process of dictionary compilation ).

Several major computer-related organizations have originated at MIT since the 1980s: Richard Stallman's GNU Project and the subsequent Free Software Foundation were founded in the mid-1980s at the AI Lab ; the MIT Media Lab was founded in 1985 by Nicholas Negroponte and Jerome Wiesner to promote research into novel uses of computer technology ; the World Wide Web Consortium standards organization was founded at the Laboratory for Computer Science in 1994 by Tim Berners-Lee ; the OpenCourseWare project has made course materials for over 2, 000 MIT classes available online free of charge since 2002 ; and the One Laptop per Child initiative to expand computer education and connectivity to children worldwide was launched in 2005.

* Several PDP and LAB's, still runnable in a German computer museum

Several computer and video games, both licensed and unlicensed, have been based on the story.

Several general contemporary computer magazines covered the ZX Spectrum in more or less detail.

Several computer simulation games put the player in charge of an airport.

Several computer science buildings, such as Newell Simon Hall, also were established, renovated or renamed in the early 2000s ( decade ).

“ Several computer security consulting firms produce estimates of total worldwide losses attributable to virus and worm attacks and to hostile digital acts in general.

Several computer manufacturers are selling computers with the Trusted Platform Module chip, notably IBM / Lenovo ThinkPads and the Dell OptiPlex GX620.

Several companies have however attempted to develop a computer contained in a wristwatch ( see also wearable computer ).

Several formats, including DocBook XML, target authors of technical documents about computer hardware and software.

Several researchers in the late 1940s, including Jay Forrester, conceived the idea of using magnetic cores for computer memory, but Forrester received the principal patent for his invention of the co-incident core memory that enabled the 3D storage of information.

Several trading strategies rely on human interpretation, and are unsuitable for computer processing.

Several MIT classes, including many taught by the computer science and electrical engineering department ( Course VI ) are held inside.

Several other video games also feature Brooklands and Brooklands Museum's Formula 1 simulator also features a detailed computer simulation of the pre-war race track.

Several episodes show examples of the Ferengi written language or script, some of them being animated on computer displays, as if they were a futuristic version of a Ferengi stock ticker.

Several sources have confirmed that Stoltenberg's code name within the KGB was " Steklov ", a name Jens Stoltenberg used as his online alias when playing computer games such as Age of Empires.

Several studies have shown that flaming is more apparent in computer mediated conversation than in face to face interaction For example, a study conducted by Kiesler et al.

Several additional instructions were introduced in protected mode of 80286, which are helpful for multitasking operating systems.

Several groups developed operating systems for the architecture, including Microsoft Windows, Linux, and UNIX variants such as HP-UX, Solaris,

Several operating systems have since been constructed using this method, known as co-location, among them Lites, MkLinux, OSF / 1 and NeXTSTEP / OPENSTEP / Mac OS X.

Several operating systems were available for the PDP-11

Several private red band Maxi Taxis seen operating on the Priority Bus Route in Trinidad.

Several major cities have metro systems ; the Caracas Metro has been operating since 1983.

Several notable battles were fought though pirate junks continued operating off China for years more.

Several operating systems for the IBM S / 360 and S / 370 architectures were developed by third parties, including the Michigan Terminal System ( MTS ) and MUSIC / SP.

Several other operating entities related to the venue share its name.

Several Radiant executives will remain on board and will be led by the company ’ s chief operating officer, Andrew Heyman.

Several business operating in the same service have occupied the site since the original Brown Derby.

Several reasons for the decline of the mummy portrait have been suggested ; no single reason should probably be isolated, rather, they should be seen as operating together.

Several of the former Horne's locations operating as Lazarus were closed in 1998.

Several Open Source programs have become defining entries in their space, including the GIMP image editing system ; Sun's Java programming language and environment ; the MySQL database system ; the FreeBSD Unix operating system ; Sun's OpenOffice. org office productivity suite ; and the Wireshark network packet sniffer and protocol analyser.

Several examples are given of persons accidentally being run over, or cars that turned into runaways because the driver operating the vehicle at the time of the accident was not familiar with its shift pattern and would shift into reverse when intending to shift to park.

* Several ferries across the IJ ; at least one is frequent, operating 24 hours a day, free of charge.

Several operating rooms are part of the operating suite that forms a distinct section within a health-care facility.

Several of the U. S. ships detected the Japanese ships on radar, beginning about 01: 24, but had trouble communicating the information to Callaghan because of inexperience operating as a cohesive naval unit, or problems with their radio equipment and a further lack of discipline regarding their communications procedures.

Several large coal strip mines are presently operating in the area around the Tongue River Reservoir, near the small town of Decker, Montana about 20 to 23 miles northeast from Sheridan, Wyoming.

Several operating systems run on the Pegasos Platform.

Several decades ago, in the 1920s and 1930s, many of these mills were still operating along the river.

Several Hitchhiker payloads, including the Technology Applications and Science Payload ( TAS-01 ), the International Extreme Ultraviolet Hitchhiker ( IEH-02 ), and the Ultraviolet Spectrograph Telescope for Astronomical Research ( UVSTAR ) were housed in Discovery's payload bay, operating independently of crew support during the flight.

Several other indoor leagues have been announced without ever actually commencing play, or operating only briefly with a handful of teams.