1.2 memory

1.2 memory

1. cpu

   • central processing unit

2. RAM

   • Random Access Memory

3. ROM

   • Read Only Memory

4. Volatile

   • gets emptied when the power is turned off
   • Non Volatile
     • doesn't loose the data the data when the device is turned off

5. firmware

   • permanent software programmed into ROM

6. bios

   • Basic input/output system contains programs to load the hardware

7. disk thrashing

   • when a computer's virtual memory subsystgem is in a constant state of paging.