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The first abacus, that was the fastest form of calculating until middle of 17th
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A machine for copying thing not by hand.
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First “calculator” of the world. The mecanism was usefull to add nunmbers, by moving the correct tooths of the mecanism.
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This binary calculator was considered the first computer.
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a machine used to write things in a specific format, not by hand.
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An input device, now we use it to listen to music, but in the 80’s it was only used by the telephone operators. It cost over 10 pounds.
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It helped revolutionize the watch industry in a whole new way.
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LEO Lyons Electronic Office was the commercial development of EDSAC computing platform, supported by British firm J.Lyons and Co.
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It´s Read-Only-Memory data storeges in rom but it can´t be changed rom memory is in hard drives.
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Is a form of storing information when the computer is on. It´s a Random- Access-Memory and it will be deleted when the computer is turn of.
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First the inventor had the idea, in 1961, in a conference. This device is too useful, to click in anywhere of the screen.
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It´s an electronic visual display for computers. In modern monitors we use a liquid crystal display while others use cathode ray tubes.
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A wireless telephone that can make and receive calls.
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one of the most popular operating systems was created in the 70's by Paul Allen and Bill Gates.
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computer manufacturers installed each individual
component of a computer on its own circuit board. -
it’s a digital format to save information.
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It´s a portable device for listening to music.
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this program works by a system of AdWords
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it was the first tool for taking and putting information into or out the computer.
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a video-sharing website, now we used it a lot.The first video was named “Me at the zoo”
