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Revision - Coggle Diagram
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Components of a CPU
Control unit
CU moves the data around the computer
Decodes instructions
Arithmetic logic unit
ALU performs all calculations.
Immediate access store
Where the CPU holds data.
How to increase the CPU speed?
Cores
Cores are tiny CPU'S which carry out different tasks.
Cache memory
Cache memory is the frequently used instructions
Clock speed
Calculates how many times the FDE cycle is repeated a second.
Hardware and software
Software
Something on the internet that you can't see till loaded
Operating software
Manages the hardware.
Utility software
Clean the software from viruses
Application software
Manages all the apps on the computer like twitter, that you use.
Hardware
Something you can physically touch
An embedded system is a computer system which has a dedicate branch within a larger mechanical system.