ICT Classes for grade 8

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History of ICT

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As ICT is becoming more and more part and parcel of teaching, it would be interesting to see how ICT has developed through the last decades. This article aims at helping teachers have a general idea of the history of ICT, from the invention of the first computer up to now. We will also try to peep into the future to see how ICT will look like in the next few decades.  A BRIEF HISTORY OF ICT The telegraph (1837) and telephone (1876) permitted communication by wire over long distances almost instantaneously, a vast improvement over the earlier methods of rail, ship and pony express. Communication by wireless telegraph (1895), shortwave radio (1926) and then more reliable high-frequency microwave radio (1946) overcame the physical constraint of connecting every point by wire or cable. Microwave provided larger-capacity communication channels for transmitting television signals and set the stage for the development of satellites and space communication (1957). In the...
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