punch-card verifier
1Key punch — A key punch is a device for entering data into punched cards by precisely punching holes at locations designated by the keys struck by the operator. Early keypunches were manual devices. Later keypunches were mechanized, often resembled a small… …
2List of IBM products — The following is a list of notable products from the International Business Machines (IBM) Corporation and its predecessor corporations, beginning in the 1890s, and spanning punched card machinery, time clocks, and typewriters, via mainframe… …
3Perforadora de tarjetas — Saltar a navegación, búsqueda Consiste en un dispositivo que permite perforar tarjetas de acuerdo a un patrón definido por el operador, que sirve para ingresar información. Una vez ingresada la información estas tarjetas se llaman tarjetas… …
4Unit record equipment — Before the advent of electronic computers, data processing was performed using electromechanical devices called unit record equipment, electric accounting machines (EAM) or tabulating machines. Unit record machines were as ubiquitous in industry… …
5List of fictional computers — Computers have often been used as fictional objects in literature, movies and in other forms of media. Fictional computers tend to be considerably more sophisticated than anything yet devised in the real world. This is a list of computers that… …
6Two pass verification — Two pass verification, also called double data entry, is a data entry quality control method that was originally employed when data records were entered onto sequential 80 column Hollerith cards with a keypunch. In the first pass through a set of …
7Fortran — Infobox programming language name = Fortran caption = The Fortran Automatic Coding System for the IBM 704 (October 15, 1956), the first Programmer s Reference Manual for Fortran paradigm = multi paradigm: procedural, imperative, structured,… …
8Liste De Jeux Amstrad CPC — Listes de jeux vidéo 0 9 A B C D E F G H I J K L M N O P Q R S T …
9Liste de jeux Amstrad CPC —   Liste des listes de jeux vidéo Cette liste reprend tous les jeux de la gamme Amstrad CPC triés par ordre alphabétique. Sommaire  …
10Liste de jeux amstrad cpc — Listes de jeux vidéo 0 9 A B C D E F G H I J K L M N O P Q R S T …
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