tabulating card paper

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• Paper data storage — refers to the storage, on paper, of data that can be interpreted by a machine or is the result of the functioning of a machine. A defining feature of paper data storage is the ability of humans to produce it with only simple tools and interpret… …   Wikipedia

• Tabulating machine — The tabulating machine was a machine designed to assist in tabulations. Invented by Herman Hollerith, the machine was developed to help process data for the 1890 U.S. Census.The term Super Computing was first used by the New York World newspaper… …   Wikipedia

• Punched card — Overpunch redirects here. For the code, see Signed overpunch. A punched card, punch card, IBM card, or Hollerith card is a piece of stiff paper that contains digital information represented by the presence or absence of holes in predefined… …   Wikipedia

• Chad (paper) — Chads from punched cards. Each chad is about 1/8 inch (3 mm) long …   Wikipedia

• Unit 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… …   Wikipedia

• computer — computerlike, adj. /keuhm pyooh teuhr/, n. 1. Also called processor. an electronic device designed to accept data, perform prescribed mathematical and logical operations at high speed, and display the results of these operations. Cf. analog… …   Universalium

• Timeline of computing hardware 2400 BC–1949 — History of computing Hardware before 1960 Hardware 1960s to present Hardware in Soviet Bloc countries Artificial intelligence Computer science Operating systems Programming languages …   Wikipedia

• History of IBM — Timeline= For issues and trends that span particular time periods, see major events, trends, and technologies, below.1880s–1924: The origin of IBMIBM s history dates back decades before the development of electronic computers. It originated as… …   Wikipedia

• IBM — This article is about the technology company sometimes referred to as Big Blue . For other uses of these terms, see IBM (disambiguation) and Big Blue (disambiguation). International Business Machines Corporation Type Public …   Wikipedia

• Herbert Marvin Ohlman — (1927 2002) is the inventor of permutation indexing, or Permuterm and is one of the pioneers of Information Science and Technology. He has been recognized and included in the [http://www.libsci.sc.edu/bob/ISP/ISP.htm Pioneers of Information… …   Wikipedia

• Ballot — A ballot is a device (originally a small ball see blackball) used to record choices made by voters. Each voter uses one ballot, and ballots are not shared. In the simplest elections, a ballot may be a simple scrap of paper on which each voter… …   Wikipedia