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15 cards from this deck
Communication channels that carry data between network devices
Wired and wireless
As electrical pulses
As pulses of light
Volume of data transferred, measured in bps
Time lag between data leaving source & arriving at destination
100m
80km
Home and office networks
10 metres
Connecting devices over short distances
Smart home devices and Internet of Things applications
Up to 1m
Around 10cm
Using radio waves through the air
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