operating system wikipedia - EAS

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    Operating system - Wikipedia

    https://en.wikipedia.org/wiki/Operating_system

    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

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    Single-tasking and multi-tasking
    A single-tasking system can only run one program at a time, while a multi-tasking operating system allows more than one program to be running in concurrency. This is achieved by

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    Early computers were built to perform a series of single tasks, like a calculator. Basic operating system features were developed in the 1950s, such as resident monitorfunctions

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    Unix and Unix-like operating systems
    Unix was originally written in assembly language. Ken Thompson wrote B, mainly based on

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    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,

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    A hobby operating system may be classified as one whose code has not been directly derived from an existing operating system, and has few users and active developers.
    In some cases, hobby development is in support of a "

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    Application software is generally written for use on a specific operating system, and sometimes even for specific hardware. When porting the application to run on another OS, the functionality required by that application may be implemented differently by

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    The components of an operating system all exist in order to make the different parts of a computer work together. All user software needs to go

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  2. List of operating systems - Wikipedia

    https://en.wikipedia.org/wiki/List_of_operating_systems

    • Arthur
    • ARX
    • MOS
    • RISC iX
    • RISC OS

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  3. Operating system - Simple English Wikipedia, the free ...

    https://simple.wikipedia.org/wiki/Operating_system

    An operating system (or OS) is a group of computer programs, including device drivers, kernels, and other software that lets people interact with a computer. It manages computer hardware and software resources.

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    • Android (operating system) - Simple English Wikipedia, the ...

      https://simple.wikipedia.org/wiki/Android_(operating_system)
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      Programs for Android, also called "apps" (short for applications), usually come from the Google Play Store. The Android programs have a file extension of .APK. On May 7, 2019, Kotlin replaced Java as Google’s preferred language for Android app development. Java is still supported, as is C++. Google states that "Android apps …
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    • Système d'exploitation — Wikipédia

      https://fr.wikipedia.org/wiki/Système_d'exploitation
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      En informatique, un système d'exploitation (souvent appelé OS de l'anglais Operating System) est un ensemble de programmes qui dirige l'utilisation des ressources d'un ordinateur par des logiciels applicatifs1. Il reçoit des demandes d'utilisation des ressources de l'ordinateur ressources de stockage des mémoire…
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      • Operating system - Computer Science Wiki

        https://computersciencewiki.org/index.php/Operating_system

        Operating system. An operating system (OS) is system software that manages computer hardware and software resources and provides common services for computer programs. All computer programs, excluding firmware, require an operating system to function.



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