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Computer History
Data Storage Devices
Memory Cards

What were the Significances of punching cards in computers?


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June 02, 2007 2:14PM

Punch cards were used by computer programmers back when computers used punch cards. The cards were used to tell the computer what to do. Programmers had a machine that they used to write computer programs and it would punch the holes in the cards. It took a lot of cards just to write on program.