Search results
Results from the WOW.Com Content Network
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 ...
This category contains articles about punched cards and card handling equipment, including card readers, card punches, and keypunches. Subcategories This category has the following 2 subcategories, out of 2 total.
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 ...
160.9 NBCUniversal International Networks/Paramount Networks EMEAA. ... Download as PDF; Printable version; ... This is a list of television networks by country.
Cards are read and punched one column at a time and binary cards are permitted. Cards are read using photocells, [8] illuminated by fiber optics, unlike the IBM 1402, which uses wire brushes to read cards. It is even possible to create (but not read, except in Binary Mode [9]) "IBM Doilies," cards with every possible hole punched. Few other ...
The International Network Working Group was formed by Steve Crocker, Louis Pouzin, Donald Davies, and Peter Kirstein in June 1972 in Paris at a networking conference organised by Pouzin. [1] [2] Crocker saw that it would be useful to have an international version of the Network Working Group, which developed the Network Control Program for the ...
The first combination of card punch and typewriter, permitting selected text to be typed and punched, was developed by the Powers company in 1925. [23] The IBM 824 Typewriter Card Punch was an IBM 024 where the 024 keyboard was replaced by an IBM electric typewriter. [24] Similarly, the IBM 826 used an IBM 026 Keypunch. [25]
A lace card from the early 1970s. A lace card (also called a whoopee card, ventilator card, flyswatter card, or IBM doily [citation needed]) is a punched card with all holes punched. They were mainly used as practical jokes to cause disruption in card readers. Card readers tended to jam when a lace card was inserted, as the resulting card had ...