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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 computer card punches and, later…

History, Card readers/punches & Operation

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Overview

History

Operation

Card readers/punches

Advanced semantic analysis

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Map overview Semantic statistics

Punched card input/output

Nodes47
Edges46
Triples7
Avg. degree1.96
Density0.042553
Components1

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Punched card input/output

Top relations

related to history · 7
Punched card input/output → Also, Businesses, Card, ENIAC, IBM NORC, Many, Punched

Important terminology Word statistics

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Important terminology

card punched cards computer punch readers used ibm reader read punches data binary cpm column input computers could columns introduced

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Punched card input/outputrelated to historyMany0.60section
Punched card input/outputrelated to historyENIAC0.60section
Punched card input/outputrelated to historyIBM NORC0.60section
Punched card input/outputrelated to historyCard0.60section
Punched card input/outputrelated to historyPunched0.60section
Punched card input/outputrelated to historyBusinesses0.60section
Punched card input/outputrelated to historyAlso0.60section

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