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types of networks - Coggle Diagram
types of networks
advantage of networking
users can access their files from any computer on the network
servers can control security, software updates and backup of data
users can share peripherals: printers from any computer on the network
communication with other people eg mail and social networking
users can share files
lan/local area network
LAN are wired with UTP cable fibre optic or wireless using wifi
all the hardware for LAN is owned by the organisation using it
covers small geographical area
communication with email
disadvantages of network
malware and viruses spread very easily between computers
if a server fails the computer connected to it may not work
increased security risk to data
the computer may run more slowly if there is a lot of data travelling on the network
wide area network WAN
infrastructure between the LAN leased from telecommunication compaines who own and manage it
WAN are connected with tele-hone lines fibre optics cables or satellite link
covers a large geographical area connecting LAN together