[ computers ] omputers What s in there and how does it work Parts of a computer There are many different parts to a computer Some are inside the large case that you see on or under the desk and other parts plug into it from the outside Some parts are input devices and some are output devices Some parts are called software some are called hardware Software Progra...
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... to the Internet The iMac is the quickest way to get on the Internet It s so easy to set up and use you ll be online and surfing the web in minutes http www apple com imac The Problem There is a tradeoff between ease of use and security for computers To sell more products companies have to make computers easy...
[ ¦U«¬¹q¸£²¤¶ ] ... of computers in April 1964 Some pictures here PDP Programmable Data Processor In 1957 Ken Olson and Harlan Anderson founded Digital Equipment Corporation DEC DEC s first computer the PDP 1 sold for only 120 000 at a time when other computers sold for over 1 000 000 PDP 8 1965 18 500 12 bit Where UNIX was born...
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[ computers ] ...omputers Question Today the fastest PCs run at roughly 1 5 GHz Someday computers may run at 1 000 000 GHz Compared to present computers those high speed ones would have to be much larger much smaller about the same size Observations About Computers They respond to inputs with various outputs...
[ Your computer ] ...hat is a computer WwW Project IT Literacy Definitions Computers are electronic devices that accept data process data produce output and store results Accepting data input Processing data applications Produces output output Stores results storage Input The computer accepts input in many ways...