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Topic: Pulse computer


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 Learn more about Computer in the online encyclopedia.   (Site not responding. Last check: 2007-10-31)
Therefore, many restrict the definition of computers to devices whose primary purpose is information processing rather than being a part of a larger system such as a telephone, microwave oven, or aircraft, and can be adapted for a variety of purposes by the user without physical modification.
Typical sorts of instructions supported by most computers are "copy the contents of cell 123, and place the copy in cell 456", "add the contents of cell 666 to cell 042, and place the result in cell 013", and "if the contents of cell 999 are 0, your next instruction is at cell 345".
Computer programs are simply large lists of instructions for the computer to execute, perhaps with tables of data.
www.onlineencyclopedia.org /c/co/computer.html   (2010 words)

  
 Computer
While the technologies used in digital computers have changed dramatically since the first computers of the 1940s (see History of computing for more details), most still use the von Neumann architecture proposed in the early 1940s by John von Neumann.
The operating system, for example, decides which programs get to run, and when, and what resources (such as memory or I/O) they get to use.
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www.informationslurp.com /Computers.html   (2009 words)

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