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1969 This was a, multitasking, multi user computer operating system.
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1975, It was a microcomputer build-it-yourself kit.
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installed 1976, It is one of the best known successful supercomputers in history.
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1979, It was called VisiCalc and was a, fourth generation software program.
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September 1981,It is a series of graphical interface operating systems developed marketed, and sold by Microsoft.
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January 1984, 1st computer to have a full keyboard and a mouse. It was insufficient, so eight months later apple released an updated version, called “fat mac”.
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1985, The most popular and most successful computer product in the world. Made ipods, ipads, iphones and more.
