Operating system - Wikipedia
WebAn operating system ( OS) is system software that manages computer hardware and software resources, and provides common services for computer programs .
List of operating systems - Wikipedia
WebComputer 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.
History of operating systems - Wikipedia
WebOperating systems originally ran directly on the hardware itself and provided services to applications, but with virtualization, the operating system itself runs under the control of a hypervisor, instead of being in direct control of the hardware.
Operating system - Simple English Wikipedia, the free …
WebAn operating system ( OS) is a kind of computer program that helps a computer to interact with other machines or with people. An OS is not actually one single program but a group of small programs, like file managers, device drivers, and kernels.
Linux - Wikipedia
WebLinux (/ ˈ l ɪ n ʊ k s / LIN-uuks) is a family of open-source Unix-like operating systems based on the Linux kernel, an operating system kernel first released on September 17, 1991, by Linus Torvalds.
Operating Systems - Wikibooks, open books for an open world
WebSep 22, 2022 · An operating system is software that manages and organizes that computer's resources and basic functions, including: Providing a user interface. Managing memory. Processing tasks. Keeping itself secure. Managing peripherals (e.g. printers, external hard drives) Multi-Tasking. Managing Errors. Etc.
Kernel (operating system) - Wikipedia
WebKernel (operating system) An oversimplification of how a kernel connects application software to the hardware of a computer. The kernel is a computer program at the core of a computer's operating system and generally has complete control over everything in the system. The kernel is also responsible for preventing and mitigating conflicts ...
List of operating systems - Simple English Wikipedia, the free …
WebList of operating systems - Simple English Wikipedia, the free encyclopedia. Contents. hide. Beginning. The first operating systems. The first proprietary computer operating systems. Unix-like and other POSIX-ready systems. Generic/commodity, non-UNIX, and other. Hobby OS. Proprietary. Acorn. Amiga. Atari ST. Apple. Be Incorporated.
Linux - Simple English Wikipedia, the free encyclopedia
WebLinux was originally developed for personal computers. Linux is the leading operating system (OS) on servers such as mainframe computers, and the only OS used on supercomputers (at least on the TOP500 list, since November 2017). It is used by around 2.3% of desktop computers.
Android (operating system) - Wikipedia
WebAndroid (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 ...
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