| Dictionary, Encyclopedia and Thesaurus - The Free Dictionary 1,724,072,896 visitors served. |
|
Dictionary/ thesaurus | Medical dictionary | Legal dictionary | Financial dictionary | Acronyms | Idioms | Encyclopedia | Wikipedia encyclopedia | ? |
punch card |
Also found in: Dictionary/thesaurus, Wikipedia, Hutchinson | 0.01 sec. |
punch cardAn early storage medium made of thin cardboard stock that held data as patterns of punched holes. Each of the 80 or 96 columns held one character. The holes were punched by a keypunch machine or card punch peripheral and were fed into the computer by a card reader.
punched card (esp US), punch card (formerly) a card on which data can be coded in the form of punched holes. In computing, there were usually 80 columns and 12 rows, each column containing a pattern of holes representing one character punch card [′pənch ‚kärd] (computer science) A medium by means of which data are fed into a computer in the form of rectangular holes punched in the card. Also known as punched card.
How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
|
| ? Mentioned in | ? References in periodicals archive | |
|---|---|---|
Wholesale election fraud became easier when America was blessed with the invention of the punch card voting system. Cost to cover supplies is $3 a child, or a $10 punch card for four programs. It's increasingly likely those "Ink-a-Vote" machines that county election officials introduced last fall as an interim step between punch card ballots and electronic voting machines could be around a lot longer than anyone intended. |
| Encyclopedia |
| Free Tools: |
For surfers:
Free toolbar & extensions |
Word of the Day |
Help
For webmasters: Free content | Linking | Lookup box | Double-click lookup | Partner with us |
|---|