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  General purpose computer, whose size and capabilities make it useful for the consumer
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  1975, Four boards stacked on top of each other, consisted of five cards, a computer on one, and memory on the others
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  first supercomputer
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  A company that designs, develops, and sells computer electronics and computer software
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  Made up of individual worksheets that each can do something different
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  January 1984 the model M0001 macintosh came out and was $2945 and was a 9 inch monitor screen.
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  An operating system for personal computers with graphical user interference
