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2701892
data transfer technologies
Description
Data transfer technology notes
No tags specified
cambridge nationals unit r001
data transfer
ict
Mind Map by
reevej514
, updated more than 1 year ago
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Created by
reevej514
over 9 years ago
54
1
0
Resource summary
data transfer technologies
internet
global system for communication
connecting networks
e.g. wired and wireless; public and private
networks while mobile
3G, 4G - increasing speed a priority
email
common business method
allows attachments to be sent
cloud
remote storage
cheaper but less security
data transfer speed
wired faster than wireless
bandwidth
wider the bandwidth, the faster the transfer speed
file compression
compressed or zipped files transfer more quickly
router technology
fibre optic cable gives faster speeds than copper
optimisation
optimising files (esp images) reduces transfer speed
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