Putting it all together

Again, we see  the Input -> Process -> Output (IPO) system at work:

Input involves entering the data and instructions that the computer needs to carry out a particular task.

The process is what the computer is to do with the data or instructions that have been input.

Output is the set of results which is obtained when the instructions have been run.

The processor controls how all the other parts of the computer system work. It’s the part of the computer which carries out calculations and which makes logic decisions. It is, in effect, the computer’s brain.


Now lets take a closer looks at the processor’s role in the above system.

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