CPU

CPU

1. Definition of Computer Science

   • a computer system is when it can take a set of inputs process them and create outputs. This is done with a combination of hardware and software.

2. parts of a cpu

   • the arithmatic logic unit (alu) which performs arithmatic and logic operations
   • The control unit (cu), which extracts instructions from memory and decodes and executes them, calling on the ALU when necessary.

3. Fetch/Decode/Execute Cycle

   • Input - process - output

4. input - process - output

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