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Post by David Hendrey on Mar 4, 2014 13:15:23 GMT
Understand computer networks, including the internet
Computer networks are computers linked together by radio or satellite signals, copper wires or optical fibres. Some computer networks are in a building (home, school or business), while the internet spans the world. Information in the form of emails, web pages, photographs and videos are sent between computers in the network as packets of digital data, which are reassembled at the receiving computer or other digital device, such as a tablet or smart phone.
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Post by LexLearn on Mar 18, 2014 13:25:01 GMT
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