C.P.U.

C.P.U.

1. central prossesing unit

   • core element of a computer

2. carries instructions

   • from the computer

3. performs basic arithmetic

4. used since 1960

5. microprosesors

   • brain of the computer

6. sequence of stored instructions called a program

7. not just found in computers but in phone and washing machines also

8. clockspeed mesured in gigahertz

   • how many clock cycles a cpu can do in 1 second

9. the 3.4 ghz processor will perform 30% faster when they're running at top speed

10. RAM

    • random acces memory
    • the gui the applications and the operating system
    • most ram used for primary storage in personal computers is volatile memory
    • ROM
      • read only memory
      • a class of storage system used in computers
      • • saves data after computer has been turend off

11. motherboard

    • main board
    • system board
    • planar board
    • logic board