routine chains / secondary storage support file systems / printing / word-processor / web browser / word-processing / legacy’applications / large telecommunications network / interoperable tools / Software developers / file systems / compilation tools / /
OperatingSystem
UNIX / MS-DOS / MacOS / VMs / DOS / Windows 3.1 / Microsoft Windows / /
Organization
@REM AUTOEXEC.BAT Command / /
Position
Secondary Storage Paging Resource Files Packages Program Chaining Data Files Programmer / command interpreter / Major / programmer / the system or the user / programmer / /