Operating system
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 Operating system  (computer software)   | |
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An operating system controls the computer hardware and allows its operation by software applications.
Open source or proprietary?
- Full article: Open source
- Full article: Open source
Operating systems may be open source (such as Linux, Resurrection Remix OS or Lineage OS) or closed-source (such as Microsoft Windows or Apple's MacOS or iOS). Open-source (non-proprietary) operating systems allow users to inspect their source code.
Popularity
The most widely used operating systems as of 2018 are Microsoft Windows and Android, each installed on slightly over 1/3 of computing devices as of April 2018.iOS and OSX between them account for almost 20%. The fifth most popular operating system was Linux, which had about 0.7% as of April 2018.[1]
Examples
| Page name | Description |
|---|---|
| Android | A widely used mobile operating system |
| IOS | The operating system used by Apple |
| Incompatible Timesharing System | |
| LineageOS | An alternative to Android, as of 2019 supporting 185 models of cellphone. |
| Linux | The world's most popular open source operating system. "More secure than its competitors" |
| MacOS | Apple's closed source operating system that GNU terms "malware". |
| Resurrection Remix OS | A mobile operating system |
| Unix | |
| Windows | A closed source operating system by Microsoft. |
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