• Thumbnail for Keypunch
    A keypunch is a device for precisely punching holes into stiff paper cards at specific locations as determined by keys struck by a human operator. Other...
    37 KB (4,533 words) - 10:29, 20 May 2025
  • devices lacking any pre-processing capabilities were used. Data entry using keypunches was related to the concept of batch processing – there was no immediate...
    10 KB (931 words) - 18:33, 25 May 2025
  • Thumbnail for Two-pass verification
    records were entered onto sequential 80-column Hollerith cards with a keypunch. In the first pass through a set of records, the data keystrokes were entered...
    3 KB (425 words) - 00:58, 23 April 2025
  • Thumbnail for Data entry clerk
    in the 1890s created a demand for many workers, typically women, to run keypunch machines. To ensure accuracy, data was often entered twice; the second...
    11 KB (1,248 words) - 06:37, 17 August 2024
  • Thumbnail for IBM
    teller machine (ATM), Dynamic Random Access Memory (DRAM), the electronic keypunch, the financial swap, the floppy disk, the hard disk drive, the magnetic...
    133 KB (11,391 words) - 02:46, 28 May 2025
  • Thumbnail for Punched card
    80-character line widths. Data can be entered onto a punched card using a keypunch. While punched cards are now obsolete as a storage medium, as of 2012,...
    70 KB (7,299 words) - 19:55, 19 May 2025
  • Thumbnail for List of IBM products
    numbers; for example IBM 01 without context clues could be a reference to a keypunch or to IBM's first electric typewriter. Number sequence may not correspond...
    189 KB (19,566 words) - 19:34, 30 May 2025
  • Thumbnail for Computer programming in the punched card era
    then taken by keypunch operators, who using a keypunch machine such as the IBM 026 (later IBM 029) punched the deck. Often another keypunch operator would...
    11 KB (1,416 words) - 11:59, 25 February 2025
  • Thumbnail for IBM System/3
    Printer Keyboard IBM 5475 Data Entry Keyboard IBM 5496 Data Recorder, a keypunch machine with print and verify functions IBM 5486 Card Sorter Entry models...
    20 KB (2,785 words) - 20:15, 25 August 2024
  • comes from the utility of two devices: teleprinters (or teletypes) and keypunches. It was through such devices that modern computer keyboards inherited...
    69 KB (8,223 words) - 23:34, 31 March 2025
  • Thumbnail for Rodney Alcala
    his bail. On June 13, 1979, Jill Marie Parenteau, a 21-year-old computer keypunch operator, left work early to go to a baseball game. When she did not make...
    54 KB (5,749 words) - 18:49, 1 June 2025
  • Thumbnail for African Americans
    Racially segregated Negro section of keypunch operators at the US Census Bureau...
    282 KB (27,061 words) - 21:05, 1 June 2025
  • Thumbnail for Unit record equipment
    punched cards, sometimes referred to as "Hollerith cards", he invented the keypunch, sorter, and tabulator unit record machines. These inventions were the...
    59 KB (6,053 words) - 09:31, 3 March 2025
  • Thumbnail for Chad (paper)
    bucket Chinese paper cutting Confetti, recycling chad for celebratory use. Keypunch—Card punch Papel picado Paper tape Punched card Recount (film) Teleprinter—Teletype...
    7 KB (729 words) - 22:45, 21 May 2025
  • Thumbnail for COBOL
    DISPLAY "Error" The height of COBOL's popularity coincided with the era of keypunch machines and punched cards. The program itself was written onto punched...
    127 KB (14,296 words) - 07:27, 2 June 2025
  • Thumbnail for Herman Hollerith
    census. He invented the first automatic card-feed mechanism and the first keypunch. The 1890 Tabulator was hardwired to operate on 1890 Census cards. A control...
    23 KB (2,081 words) - 19:49, 2 December 2024
  • Thumbnail for History of Unix
    time-shared machines, is not just to type programs into a terminal instead of a keypunch, but to encourage close communication. In the late 1960s, Bell Labs was...
    58 KB (6,900 words) - 04:51, 1 June 2025
  • Thumbnail for User interface
    dataset. The program cards were not punched on the computer itself but on keypunches, specialized, typewriter-like machines that were notoriously bulky, unforgiving...
    43 KB (4,997 words) - 02:32, 25 May 2025
  • Thumbnail for Isabel Sanford
    and appeared in several off-Broadway productions while also working as a keypunch operator at IBM. In 1945, Sanford married house painter William Edward...
    19 KB (1,206 words) - 05:02, 1 March 2025
  • system used in television and photography Pantograph punch, a type of keypunch used in early data processing machines Pantograph (rail), a device that...
    1,014 bytes (167 words) - 03:25, 25 May 2020
  • Thumbnail for Janis Joplin
    if she were to avoid singing professionally, she would have to become a keypunch operator, as she had done a few years earlier, or a secretary, and then...
    139 KB (12,974 words) - 15:10, 31 May 2025
  • access to then-state-of-the-art Tab Equipment rather than own basis. Keypunching (a term that long-preceded "data entry") was often part of what was offered...
    7 KB (770 words) - 11:18, 27 September 2023
  • originally self-released in 1980 as the B-side to their first local single, "Keypunch Operator", before the band signed a recording contract with Columbia Records...
    51 KB (4,464 words) - 03:59, 5 May 2025
  • Thumbnail for Chorded keyboard
    making them learn to use a new input device.[citation needed] Some early keypunch machines used a keyboard with 12 labeled keys to punch the correct holes...
    24 KB (3,182 words) - 15:33, 9 May 2025
  • be entered on terminals and stored directly on disk drives, replacing keypunch machines using punched cards or paper tape, which had been the dominant...
    10 KB (1,559 words) - 19:30, 9 November 2023
  • Severe – vocals, co-producer, keyboards, mixing Mona Lisa Young – vocals Keypunch – keyboards Larkin Arnold – executive producer Bernie Grundman – mastering...
    4 KB (184 words) - 05:10, 29 May 2025
  • Thumbnail for John Romero
    Wizard 1987 Uptime Disk Monthly Programmer, Designer, Sound Subnodule 1987 Keypunch Software, Inc. Programmer, Designer, Sound Pyramids of Egypt 1987 Uptime...
    52 KB (4,166 words) - 10:22, 30 May 2025
  • Thumbnail for Moe Tucker
    Underground, she had dropped out of Ithaca College and was working for IBM as a keypunch operator. The band's original percussionist, Angus Maclise, had left in...
    19 KB (1,710 words) - 15:20, 6 April 2025
  • Thumbnail for Fortran
    files, text editors and terminals, programs were most often entered on a keypunch keyboard onto 80-column punched cards, one line to a card. The resulting...
    105 KB (11,239 words) - 22:46, 30 May 2025
  • by StarSoft Development Laboratories. In 1987, it was also published by Keypunch Software for IBM PC compatibles, while Cascade Games published versions...
    5 KB (509 words) - 22:33, 29 September 2024