System file
Encyclopedia
A system file is a computer file
important to the operating system
. More specifically, it may refer to:
Computer file
A computer file is a block of arbitrary information, or resource for storing information, which is available to a computer program and is usually based on some kind of durable storage. A file is durable in the sense that it remains available for programs to use after the current program has finished...
important to the operating system
Operating system
An operating system is a set of programs that manage computer hardware resources and provide common services for application software. The operating system is the most important type of system software in a computer system...
. More specifically, it may refer to:
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.sys— a Microsoft Windows.sys.sys is a filename extension in Microsoft Windows and DOS-type operating system.Most .sys files are real-mode device drivers. Certain files using this extension are not, however: MSDOS.SYS and IO.SYS are core operating system files in MS-DOS and Windows 9x...Microsoft WindowsMicrosoft Windows is a series of operating systems produced by Microsoft.Microsoft introduced an operating environment named Windows on November 20, 1985 as an add-on to MS-DOS in response to the growing interest in graphical user interfaces . Microsoft Windows came to dominate the world's personal...
file extension for system-related files - The System suitcaseSystem suitcaseThe System suitcase was one of two principal files comprising Mac OS from the original release to System 9.2.2, the other being the Macintosh Finder...
on Mac OSMac OSMac OS is a series of graphical user interface-based operating systems developed by Apple Inc. for their Macintosh line of computer systems. The Macintosh user experience is credited with popularizing the graphical user interface... - Any file marked with a "system" attributeAttribute (computing)In computing, an attribute is a specification that defines a property of an object, element, or file. It may also refer to or set the specific value for a given instance of such....
- sys is the root directory of the Linux file system sysfsSysfsSysfs is a virtual file system provided by Linux 2.6. Sysfs exports information about devices and drivers from the kernel device model to user space, and is also used for configuration...