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A punched card sorter is a machine for sorting decks of punched cards. Sorting was a major activity in most facilities that processed data on punched cards using unit record equipment. The work flow of many processes required decks of cards to be put into some specific order as determined by the data punched in the cards. The same deck might be ...
A single program deck, with individual subroutines marked. The markings show the effects of editing, as cards are replaced or reordered. Many early programming languages, including FORTRAN, COBOL and the various IBM assembler languages, used only the first 72 columns of a card – a tradition that traces back to the IBM 711 card reader used on the IBM 704/709/7090/7094 series (especially the ...
A 12-row/80-column IBM punched card from the mid-twentieth century. A punched card (also punch card [1] or punched-card [2]) is a piece of card stock that stores digital data using punched holes. Punched cards were once common in data processing and the control of automated machines.
A computer punched card reader or just computer card reader is a computer input device used to read computer programs in either source or executable form and data from punched cards. A computer card punch is a computer output device that punches holes in cards. Sometimes computer punch card readers were combined with computer card punches and ...
TCG Machines designs and manufactures automated sorting machines for the trading card and trading card game (TCG) market. Their core product is the PhyzBatch-9000 (pronounced "fizz-batch", a portmanteau of "physical batch"), a machine capable of scanning, identifying, digitally cataloging, and physically separating Magic: The Gathering and ...
Cards with a particular punch could be treated as master cards causing different behavior. For example, customer master cards could be merged with sorted cards recording individual items purchased. When read by the tabulating machine to create invoices, the billing address and customer number would be printed from the master card, and then ...
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A wholesaler might have a tub file with cards for frequent customers and for each inventory item. Instead of keypunching a set of cards for each purchase order, a clerk would pull out one customer card and then a card for each item that customer ordered. The resulting deck could then be run through a tabulating machine to produce an invoice.