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11515869
Computing revision
Descrição
help with computing tests.
Sem etiquetas
computing
year 9
Mapa Mental por
Sienna Kirk-Carver
, atualizado more than 1 year ago
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Criado por
Sienna Kirk-Carver
mais de 6 anos atrás
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Resumo de Recurso
Computing revision
A computer network is lots of nodes grouped together.
W.A.N stands for wide area network
It is over a long space e.g. london to washington.
L.A.N stands for local area network
Its in the local area e.g. around a school.
The advantages of a computer network
Allows communication between workers or students
Allows data to be shared
Allows printers to be shared
Allows computers to be upgraded easier
The disadvantages with a computer network
Need a technician to look after it all
If the switch breaks everything break
Expensive to install
If one node gets a virus it can very quickly spread to all the others in the network
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