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the first store program computer
The erliest store program computer was developed by Victoria University of Manchester in 1948. it was called the Manchester automatic digital machine. -
Unix
AT & T Bell Laboratories developed a system for their pdp dash 7 microcomputers. It took up half a room and it cost 72.000 $. it used flip chip technology and it would support keyboard, printer, paper tape. Its memory can storeonly four thousand words. Unix proved popular because it was easy to obtain, modify and completely free -
Computer development
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start office information system
Xerox introduced a start office information system which will ultimatly prove revolutionary because it gave Apple the idea of produce a GUI (grafical user interface) based on operating systme for the first time. -
Apple's Lisa system
In 1983 Apple developed its operating system with a first graphical users interface based operating system that was commercialy viable. it was very expensive -
System 1.0
Later Apple developed a system 1.0 for the original Macintosh.