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  2. Operating system - Wikipedia

    en.wikipedia.org/wiki/Operating_system

    A real-time operating system (RTOS) is an operating system intended for applications with fixed deadlines ( real-time computing ). Such applications include some small embedded systems, automobile engine controllers, industrial robots, spacecraft, industrial control, and some large-scale computing systems.

  3. Comparison of operating systems - Wikipedia

    en.wikipedia.org/.../Comparison_of_operating_systems

    The article "Usage share of operating systems" provides a broader, and more general, comparison of operating systems that includes servers, mainframes and supercomputers . Because of the large number and variety of available Linux distributions, they are all grouped under a single entry; see comparison of Linux distributions for a detailed ...

  4. List of operating systems - Wikipedia

    en.wikipedia.org/wiki/List_of_operating_systems

    EOS – developed by ETA Systems for use in their ETA-10 line of supercomputers. EMBOS – developed by Elxsi for use on their mini-supercomputers. GCOS – a proprietary operating system originally developed by General Electric. MAI Basic Four – An OS implementing Business Basic from MAI Systems.

  5. Comparison of user features of operating systems - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_user...

    An operating system (OS) is system software that manages computer hardware, software resources, and provides common services for computer programs. Time-sharing operating systems schedule tasks for efficient use of the system and may also include accounting software for cost allocation of processor time, mass storage, printing, and other resources.

  6. Linux distribution - Wikipedia

    en.wikipedia.org/wiki/Linux_distribution

    A Linux distribution [a] (often abbreviated as distro) is an operating system made from a software collection that includes the Linux kernel and often a package management system. Linux users usually obtain their operating system by downloading one of the Linux distributions, which are available for a wide variety of systems ranging from ...

  7. Network operating system - Wikipedia

    en.wikipedia.org/wiki/Network_operating_system

    A network operating system (NOS) is a specialized operating system for a network device such as a router, switch or firewall.. Historically operating systems with networking capabilities were described as network operating systems, because they allowed personal computers (PCs) to participate in computer networks and shared file and printer access within a local area network (LAN).

  8. Mobile operating system - Wikipedia

    en.wikipedia.org/wiki/Mobile_operating_system

    A mobile operating system is an operating system used for smartphones, tablets, smartwatches, smartglasses, or other non-laptop personal mobile computing devices.While computers such as typical/mobile laptops are "mobile", the operating systems used on them are generally not considered mobile, as they were originally designed for desktop computers that historically did not have or need ...

  9. Android (operating system) - Wikipedia

    en.wikipedia.org/wiki/Android_(operating_system)

    Android (operating system) Android is a mobile operating system based on a modified version of the Linux kernel and other open-source software, designed primarily for touchscreen mobile devices such as smartphones and tablets. Android is developed by a consortium of developers known as the Open Handset Alliance, though its most widely used ...