A basic-purpose computer has four major components: the arithmetic logic device (ALU), the control unit, the memory, plus the input and output gadgets (collectively termed I/O). These sections are interconnected by buses, frequently fabricated from teams of wires. Inside of each of such pieces are 1000's to trillions of little https://seo39393.wikibriefing.com/1593131/the_basic_principles_of_computer_repair