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A short mind map to describe the components of a computer and what they are used for
No tags specified
parts of computer
why are they used
how they help it function
key stage 3
Mind Map by
, updated more than 1 year ago
almost 4 years ago
Stands for Central Processing Unit
This connects all the components.
Reads and writes data onto mental platters
This is used to cool components that are overheated
Stores data while powered
Supplies power to the components to enable them to work efficiently.
Fetch, decode, execute cycle
Fetch- Instructions transferred from the RAM to the CPU.
Decode- The instruction is then understood or decoded by the CPU.
Execute- The decoded information is carried out or executed.
This cycle is performed continuously from the moment you turn on your computer to the time you turn it off.
Reads and writes data onto metal platters
Reads and writes information from floppy disks
Also known as FFD.
Reads and writes data stored on compact disks.
One cycle per second
one thousand cycles per second
one million cycles per second
One billion cycles per second
This is the measure of how many cycles the computer does per second
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