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An operating system (OS) is system software that manages computer hardware and 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 , peripherals, and ...
OS/VS1 Basic Programming Extensions (BPE) adds device support and VM handshaking; OS/VS2 (Operating System/Virtual Storage 2, Virtual-memory version of OS/360 MVT)
An embedded system on a plug-in card, featuring a processor, memory, power supply, and various external interfaces. An Embedded Operating System (EOS) is an operating system designed specifically for embedded computer systems.
This is an accepted version of this page This is the latest accepted revision, reviewed on 10 January 2025. List of software distributions using the Linux kernel This article has multiple issues. Please help improve it or discuss these issues on the talk page. (Learn how and when to remove these messages) This article relies excessively on references to primary sources. Please improve this ...
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 OS 4 6.20 2009
This is an accepted version of this page This is the latest accepted revision, reviewed on 12 January 2025. Family of Unix-like operating systems This article is about the family of operating systems. For the kernel, see Linux kernel. For other uses, see Linux (disambiguation). Operating system Linux Tux the penguin, the mascot of Linux Developer Community contributors, Linus Torvalds Written ...
Sprite is an experimental Unix-like distributed operating system developed at the University of California, Berkeley by John Ousterhout's research group between 1984 and 1992.
The decreasing cost of display equipment and processors made it practical to provide graphical user interfaces for many operating systems, such as the generic X Window System that is provided with many Unix systems, or other graphical systems such as Apple's classic Mac OS and macOS, the Radio Shack Color Computer's OS-9 Level II/Multi-Vue ...