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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 ...
Punched cards. 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 ...
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 ...
An aperture card is a type of punched card with a cut-out window into which a chip of microfilm is mounted. Such a card is used for archiving or for making multiple inexpensive copies of a document for ease of distribution. The card is typically punched with machine-readable metadata associated with the microfilm image, and printed across the ...
Keypunch. IBM 026 Keypunch. Keypunch operators at work at the U.S. Social Security Administration in the 1940s. Operators compiling hydrographic data for navigation charts on punch cards using the IBM Type 016 Electric Duplicating Key Punch, New Orleans, 1938. A keypunch is a device for precisely punching holes into stiff paper cards at ...
Punch list. A punch list is a document prepared during key milestones or near the end of a construction project listing works that do not conform to contract drawings and specifications that the general contractor must correct prior to final payment. [ 1] The work may include incomplete or incorrect installations or incidental damage to ...
In historic preservation law, a contributing property is any building, structure, object or site within the boundaries of the district that contributes to its historic associations, historic architectural qualities or archaeological qualities of a historic district. [6] It can be any property, structure or object that adds to the historic ...
About this template. This template is used to identify a Catholic canon law–related stub. It uses {}, which is a meta-template designed to ease the process of creating and maintaining stub templates. Usage. Typing {{RC-canon-law-stub}} produces the message shown at the beginning, and adds the article to the following category: