Computer architecture consists of rules and methods or procedures which describe the implementation, functionality of the computer systems.
- Data & Binary computers use binary - the digits 0 and 1 - to store data. A binary digit, or bit.
The circuits in a computer's processor are made up of billions of transistors. A transistor is a tiny switch that is activated by the electronic signals it receives. The digits 1 and 0 used in binary reflect the on and off states of a transistor.
- Circuits & Logic
Combinational Logic Circuits are made up from basic logic NAND, NOR or NOT gates that are “combined” or connected together to produce more complicated switching circuits. These logic gates are the building blocks of combinational logic circuits.
| Part | WHAT DO |
|---|---|
| CPU | Central processing unit calculates information |
| input | converts physical input to binary information |
| output | converts information physical output |
| Memory | stories information |
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Computer hardware is any physical device used in or with your machine, whereas software is a collection of codes installed onto your computer’s hard drive.
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Computer Software Word processing software uses the computer processor, memory, and hard drive to generate and save documents.
software controls hardware
is system software that manages computer hardware, software resources, and provides common services for computer programs.




