- Created by: kxcie_alxssa
- Created on: 13-10-17 09:22
non-volatile and volatile memory
non-volatile memory = memory that stays the smae when the computer is turned off
examples - ROM is non-volatile memory
volatile memroy = memory that is wiped after the computer turns off
examples - RAM is volatile memory
Reading data from a hard disk is a lower speed compared to reading data from main memory.
computer use the higher speed cache between the processor and main memory to improve system performance.
ideally, every program in use shpould be residing in RAM whilst it runs. A higher amount of memory should improve the performance of the computer.