Matching Pairs Operating System SoftwareOnline version Matching parts and types of OS software to descriptions by Tim Lorenz 1 Mac OS X Server 2 Mac OS 3 Windows Server 4 Linux 5 Device Driver (or Driver) 6 DOS (or Disk Operating System) 7 Windows 8 Kernel 9 Utility Program 10 UNIX 11 File Management The dominant operating system for microcomputers during the 1980s and the early 1990s. The version of Windows designed for server use. A multiuser, multitasking operating system developed in the late 1960s at the AT&T Bell Laboratories as an operating system for midrange servers. The proprietary operating system used for computers made by Apple Inc. The operating system created by Microsoft in 1985 with a graphical user interface. An open source operating system developed by Linus Torvalds in 1991 when he was a student. A software program that performs a specific task, usually related to managing or maintaining the computer system. The essential portion, or core, of the operating system. To keep track of the files stored on a computer so they can be retrieved when needed. A small program used to communicate with a peripheral device, such as a monitor, printer, or keyboard. The server version of Mac OS X.