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1. CPU

   • What is it?
     • 'Brain of Computer'
     • Processes data
     • It is where all the searching, sorting, calculating and decision making takes place in the computer
   • FDE Cycle
     • A standard process describes the steps needed for processing to take place. It is called the Fetch - Decode - Execute cycle or sometimes simply called the Fetch-Execute Cycle.
     • First of all, both the data and the program that acts upon that data are loaded into main memory (RAM) by the operating system. The CPU is now ready to do some work.