Studied by 6 peopleMain categories of hardware for PC
input devices, output devices, system unit
input devices
things that can read information (mouses, keyboards)
output devices
things that can write information (printers, speaker)
System Unit
box that contains the motherboard, cpu, main memory, fan, hard drive, graphics card
motherboard
the circuit board that sends signals to the rest of the PC
CPU 1
the command centre, the brain of the computer (does math, comparisons, reading and writing)
CPU 2
Core i3, i9
CPU Processing
Measuring in Hz (cycles, second) Computer processing speed is 2.5GHz
Note
Flashcard