.sys: Difference between revisions
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Most <tt>.sys</tt> files are real-mode [[device driver]]s.<ref>[http://www.osronline.com/article.cfm?article=233 Exactly What Is A Driver?]</ref> Certain files using this extension are not, however: [[MSDOS.SYS]] and [[IO.SYS]] are core operating system files in [[MS-DOS]] and Windows 9x. The [[CONFIG.SYS]] file contains various configuration options (as well as specifying what device drivers will be loaded).<ref>[http://support.microsoft.com/kb/118579 Contents of the Windows Msdos.sys File]</ref><ref>[http://www.dewassoc.com/support/msdos/config_sys.htm What is a CONFIG.SYS FILE?]</ref> |
Most <tt>.sys</tt> files are real-mode [[device driver]]s.<ref>[http://www.osronline.com/article.cfm?article=233 Exactly What Is A Driver?]</ref> Certain files using this extension are not, however: [[MSDOS.SYS]] and [[IO.SYS]] are core operating system files in [[MS-DOS]] and Windows 9x. The [[CONFIG.SYS]] file contains various configuration options (as well as specifying what device drivers will be loaded).<ref>[http://support.microsoft.com/kb/118579 Contents of the Windows Msdos.sys File]</ref><ref>[http://www.dewassoc.com/support/msdos/config_sys.htm What is a CONFIG.SYS FILE?]</ref> |
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.sys files can be found in the C:/Windows directory of Windows computers. It is found in the C:/Windows/winsxs subdirectory in later versions of Windows.<ref>[http://www.fileinfo.com/extension/sys Location of .sys files]</ref> |
.sys files can be found in the C:/Windows directory of Windows computers. It is found in the C:/Windows/winsxs subdirectory in later versions of Windows{{which?}}.<ref>[http://www.fileinfo.com/extension/sys Location of .sys files]</ref> |
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== See also == |
== See also == |
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Revision as of 07:08, 11 July 2011
.sys is a filename extension in Microsoft Windows and DOS-type operating system.
Most .sys files are real-mode device drivers.[1] Certain files using this extension are not, however: MSDOS.SYS and IO.SYS are core operating system files in MS-DOS and Windows 9x. The CONFIG.SYS file contains various configuration options (as well as specifying what device drivers will be loaded).[2][3] .sys files can be found in the C:/Windows directory of Windows computers. It is found in the C:/Windows/winsxs subdirectory in later versions of Windows[which?].[4]
See also
References
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