BTEC ICT

barsellottii11
Mind Map by barsellottii11, updated more than 1 year ago
barsellottii11
Created by barsellottii11 almost 6 years ago
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Mind Map on BTEC ICT, created by barsellottii11 on 06/19/2014.

Resource summary

BTEC ICT
1 Computer Networks
1.1 A Computer Network is a group of computers that have been linked together so they can send information via each other
1.1.1 This enables people to share files, software and data
1.1.2 Computers in a network are joined together by cables or radio waves
1.1.2.1 This allows data to move between computers
1.1.2.2 Computers which are located in the same building (e.g. in a work place) are connected by a Local Area Network (LAN)
1.1.2.2.1 Computers which are long distances apart (e.g. in a different town) are connected by a Wide Area Network (WAN)
1.1.3 Sometimes people use a type of computer network called a Hardware
1.1.3.1 This is a powerful computer which can store many files or programmes
1.1.3.1.1 The powerful computer will often control other computers and allows those users to access the file server from any machine contected to the network
1.1.4 A single computer on a network is called a work station
2 Data Exchange
2.1 Serial Transmissions
2.1.1 Serial transmission is the process of sending data one part at a time.
2.1.2 The information is usually sent over a computer channel or a computer bus
2.1.3
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