data transfer technologies

reevej514
Mind Map by reevej514, updated more than 1 year ago
reevej514
Created by reevej514 over 6 years ago
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Data transfer technology notes

Resource summary

data transfer technologies
  1. internet
    1. global system for communication
    2. connecting networks
      1. e.g. wired and wireless; public and private
      2. networks while mobile
        1. 3G, 4G - increasing speed a priority
        2. email
          1. common business method
            1. allows attachments to be sent
          2. cloud
            1. remote storage
              1. cheaper but less security
            2. data transfer speed
              1. wired faster than wireless
              2. bandwidth
                1. wider the bandwidth, the faster the transfer speed
                2. file compression
                  1. compressed or zipped files transfer more quickly
                  2. router technology
                    1. fibre optic cable gives faster speeds than copper
                    2. optimisation
                      1. optimising files (esp images) reduces transfer speed
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