Components of a computer

Components of a computer

1. Ram- stores data while powered

2. CPU- processes information

   • Fetch-decode-execute cycle

3. Power supply- supplies power to the components

4. Motherboard- connects all components

5. Fan- cools the components that may get hot

6. Hard drive- reads and writes data onto metal platters

7. Floppy drive- reads and writes information from floppy disks

8. Optical drive- reads and writes data stored on compact disks

9. Decoder passes on the instruction

10. Ram: (random access memory) Temporary data that gets forgotten when the computer gets turned off

11. Rom: (read only memory) Checks that all the peripherals are working and when you turn the computer, it self checks with a program called 'bootstrap' to make sure everything works well.

12. 1 Hertz = one action carried out per second