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.
Contents
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 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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