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  2. Operating system - Wikipedia

    en.wikipedia.org/wiki/Operating_system

    Windows is a proprietary operating system that is widely used on desktop computers, laptops, tablets, phones, workstations, enterprise servers, and Xbox consoles. [143] The operating system was designed for "security, reliability, compatibility, high performance, extensibility, portability, and international support"—later on, energy ...

  3. Computer multitasking - Wikipedia

    en.wikipedia.org/wiki/Computer_multitasking

    Modern desktop operating systems are capable of handling large numbers of different processes at the same time. This screenshot shows Linux Mint running simultaneously Xfce desktop environment, Firefox , a calculator program, the built-in calendar, Vim , GIMP , and VLC media player .

  4. Desktop computer - Wikipedia

    en.wikipedia.org/wiki/Desktop_computer

    A computer lab with desktop PCs with flat-panel monitors. A desktop computer, often abbreviated as desktop, [1] is a personal computer designed for regular use at a stationary location on or near a desk (as opposed to a portable computer) due to its size and power requirements.

  5. Microsoft Windows - Wikipedia

    en.wikipedia.org/wiki/Microsoft_Windows

    Windows is a product line of proprietary graphical operating systems developed and marketed by Microsoft.It is grouped into families and sub-families that cater to particular sectors of the computing industry – Windows (unqualified) for a consumer or corporate workstation, Windows Server for a server and Windows IoT for an embedded system.

  6. List of operating systems - Wikipedia

    en.wikipedia.org/wiki/List_of_operating_systems

    Computer operating systems can be categorized by technology, ownership, licensing, working state, usage, and by many other characteristics. In practice, many of these groupings may overlap. Criteria for inclusion is notability, as shown either through an existing Wikipedia article or citation to a reliable source.

  7. Comparison of operating systems - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_operating...

    Education, personal computer: RISC OS 4 RISCOS Ltd, Pace plc: 1999 RISC OS 4.39 2004: Bundled with hardware, then sold separately at £70 (US$127) Proprietary: Education, personal computer: RISC OS 5 Castle Technology, RISC OS Open: 2002 RISC OS 4 5.28 [6] 2020: No cost: Apache-2.0: Education, personal computer: RISC OS 6 RISCOS Ltd 2006 RISC ...

  8. List of Microsoft Windows versions - Wikipedia

    en.wikipedia.org/wiki/List_of_Microsoft_Windows...

    A "personal computer" version of Windows is considered to be a version that end-users or OEMs can install on personal computers, including desktop computers, laptops, and workstations. The first five versions of Windows– Windows 1.0 , Windows 2.0 , Windows 2.1 , Windows 3.0 , and Windows 3.1 –were all based on MS-DOS, and were aimed at both ...

  9. Computer - Wikipedia

    en.wikipedia.org/wiki/Computer

    A human computer, with microscope and calculator, 1952. It was not until the mid-20th century that the word acquired its modern definition; according to the Oxford English Dictionary, the first known use of the word computer was in a different sense, in a 1613 book called The Yong Mans Gleanings by the English writer Richard Brathwait: "I haue [] read the truest computer of Times, and the best ...