The Unix file system (UFS) is a family of file systems supported by many Unix and Unix-like operating systems. It is a distant descendant of the original...

In Unix and operating systems inspired by it, the file system is considered a central component of the operating system. It was also one of the first parts...

The seven standard Unix file types are regular, directory, symbolic link, FIFO special, block special, character special, and socket as defined by POSIX...

labels with file system creation and extraction programs, but no kernel support exists. System V Release 4, and some other Unix systems, retrofitted...

In Unix and Unix-like computer operating systems, a file descriptor (FD, less frequently fildes) is a process-unique identifier (handle) for a file or...

In Unix-like operating systems, a device file, device node, or special file is an interface to a device driver that appears in a file system as if it...

Unix (/ˈjuːnɪks/ , YOO-niks; trademarked as UNIX) is a family of multitasking, multi-user computer operating systems that derive from the original AT&T...

usage) is a standard Unix program used to estimate file space usage—space used under a particular directory or files on a file system. A Windows commandline...

originated as the system time of Unix operating systems. It has come to be widely used in other computer operating systems, file systems, programming languages...

A Unix shell is a command-line interpreter or shell that provides a command line user interface for Unix-like operating systems. The shell is both an...