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  2. Punched card - Wikipedia

    en.wikipedia.org/wiki/Punched_card

    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. Punched cards were widely used in the 20th century, where unit ...

  3. Loyalty program - Wikipedia

    en.wikipedia.org/wiki/Loyalty_program

    A loyalty program typically involves the operator of a particular program setting up an account for a customer of a business associated with the scheme, and then issue to the customer a loyalty card (variously called rewards card, points card, advantage card, club card, or some other name) which may be a plastic or paper card, visually similar to a credit card, that identifies the cardholder ...

  4. Computer programming in the punched card era - Wikipedia

    en.wikipedia.org/wiki/Computer_programming_in...

    A punched card is a flexible write-once medium that encodes data, most commonly 80 characters. Groups or "decks" of cards form programs and collections of data. The term is often used interchangeably with punch card, the difference being that an unused card is a "punch card," but once information had been encoded by punching holes in the card ...

  5. Blackbird, the hot new restaurant app, now lets diners settle ...

    www.aol.com/finance/blackbird-hot-restaurant-app...

    Restaurant loyalty app Blackbird Labs today announced a new end-to-end payment system that allows ... Whereas salons and coffee shops may use punch cards to cultivate customer loyalty, Leventhal ...

  6. How to Take Advantage of Loyalty Cards - AOL

    www.aol.com/2015/06/26/how-to-take-advantage...

    Matt Rourke/APCVS offers an appealing loyalty program to customers. By Mel Bondar I remember my first ever loyalty card was for American Eagle when I was 14. It added something legit to my ...

  7. Punched card input/output - Wikipedia

    en.wikipedia.org/wiki/Punched_card_input/output

    Punched card input/output. 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 ...

  8. IBM 519 - Wikipedia

    en.wikipedia.org/wiki/IBM_519

    The IBM 519 Document-Originating Machine, introduced in 1946, was the last in a series of unit record machines designed for automated preparation of punched cards. Others in the series included the IBM 513 & IBM 514 Reproducing Punch. The 519, which was "state of the art for the time", [1] could: The reproducing, gangpunching, summary punching ...

  9. IBM 1442 - Wikipedia

    en.wikipedia.org/wiki/IBM_1442

    IBM 1442[ 1][ 2] is a combination IBM card reader and card punch. It reads and punches 80-column IBM-format punched cards [ 3] and is used on the IBM 1440, the IBM 1130, the IBM 1800 [ 4] and System/360 [ 5] and is an option on the IBM System/3. [ 6]

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