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- data storage
- program storage
- input
- output
Wiki User
∙ 11y ago
Wiki User
∙ 11y agoit can be used in large companies for safe keeping as codes to access information
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Punched - card data processing as invented by whom?
Punched- card data processing was invented ny Herman Hollerith.
What is punched card?
A punch card are cards with punched holes in them that represent data. You feed them into a (usually) large-scale computer that can accept them.
What is addressing mode in memory management?
punched card
What is electronic punch card system?
An electronic punch card system was the first data entry system for computers. Cards were punched with holes according to the information that was stored or directions for the computer. The card was inserted into a card reader and the data was collected. Factories still use a type of punch card system with their manual time cards. Only with the time card, information is printed on the card instead of holes punched.
What has the author Wallace John Eckert written?
Wallace John Eckert has written: 'Punched card methods in scientific computation' -- subject(s): Punched card systems, Astronomy, History
What has the author Robert Glen Van Ness written?
Robert Glen Van Ness has written: 'Principles of punched card data processing' -- subject(s): Punched card systems
What was the term used for the first paper input medium used in early IBM mainframe computers?
punched card, but they developed that card in 1924 for their electromechanical EAM machines, by modifying a punched card developed in 1890 by Herman hollerith.
What was the significance of the punch card?
It is the medium by which people communicate with computers in the olden days. Computer programs are written in punched cards, input data are also written in punched cards. There was a special machine called "card reader" to interpret what were in the punched cards and convert them into machine readable form.
Why do you use keyboards?
Because the computer can't read my thoughts and I need some way to tell it what I want it to do. When I first started using computers you used punched cards to do that and the keypunch that punched the cards had a keyboard but was not connected to the computer. You punched the deck using the keyboard on the keypunch, then took the deck to the computer's card reader.
What are the two most common voting machines?
The Optical Scan and the Punched Card.
What is a zone punch?
A zone punch is a hole punched of a punched card in addition to another in order to designate a different character or to add a plus or minus sign.
Who is inventor of hollerith's punch card?
Mr Hollerith was inspired by punchcards he witnessed being used by railroad tickets. When the railroad man would ask for your ticket, he would use a hand punch to punch a hole in the ticket. The hole he punched was punched in your ticket in special places on the card that described the passengers appearance, so tickets could not be faked.
