System 7

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System 7

(1) An upgrade of the Mac operating system introduced in 1991. System 7 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 It was superseded by the Series/1.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 ?
The baseline EASy II features improved display symbology, an update to the Flight Management System 7.1 (FMS) with temperature compensation and several other improvements to the aircraft navigation capabilities.
The baseline EASy II features improved display symbology, an update to the Flight Management System 7.1 with temperature compensation and several other improvements to the aircraft navigation capabilities.
Hardware: PC running Windows 95, 98, 2000, NT, ME, or XP, or Macintosh Operating System 7.1 or later.
The product is compatible with Windows 98 or higher for a PC and System 7.1 or higher for a Macintosh.
MACINTOSH: 16 MB RAM, SYSTEM 7.1, HARD DISK WITH 10 MB FREE SPACE, DOUBLE-SPEED CD-ROM PLAYER, 640 x 480 DISPLAY WITH THOUSANDS OF COLORS, STANDARD SOUND.
Requirements: Macintosh System 7.1 or higher, 8 MB RAM, 2x CD-ROM drive.
Mac requirements: Macintosh Performa or PowerMac with 68020 or higher processor, MacOS System 7.1 or higher, VGA/MacVGA or higher resolution.
or larger color monitor, Macintosh System 7.1 or higher.
BiotaApp for Windows and Biota4D for Windows servers requires Windows 95 or later or Windows NT BiotaApp for Macintosh and Biota4D for Mac servers requires System 7.1 or later.
To run Bookshelf 98 for Macintosh, users need the following: any Apple Power Macintosh or Macintosh computer with a 200-MHz 68030 or higher processor that supports a 256-color 640x480 (13-inch) or higher monitor, System 7.1 or later, 8 MB of memory, at least 10 MB of available hard disk space, double-speed or faster CD-ROM drive, and a 256-color 640x480 (13-inch) or higher resolution monitor.
I immediately upgraded to twelve megs of ram -- the practical minimum with System 7.1. I attached my external 105 meg drive and was ready to go.
Guides to System 7 also include discussions of TrueType, for example, see System 7.1: The Complete Sourcebook, 2d ed., by Gordon M.