System 7

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System 7

(1) A major upgrade of the Mac operating system introduced in 1991. It included virtual memory, increased memory addressing, hot links (Publish and Subscribe), multitasking (MultiFinder no longer optional), TrueType fonts and a variety of user interface enhancements.

System 7 Pro added PowerTalk communications, the AppleScript language and QuickTime for sound, movies and animation. System 7.5 advanced the online help with AppleGuide and more sophisticated graphics with QuickDraw GX. See macOS.

(2) (System/7) A sensor-based minicomputer from IBM introduced in 1970 and used for process control. It was superseded by the Series/1.
References in periodicals archive ?
0 can run on any Macintosh (68020 or newer, PowerPC preferred) with Mac OS System 7.
Compatible with current OpenHCI specifications and based on the same USB chipset selected by Apple Computer, the Keyspan USB Card can be used with Windows 98 or with PCI-based Macintosh computers running system 7.
0 for OpenDoc, demonstrated at an Apple press and analyst briefing covering Macintosh OS System 7.