Read Rom Unit
Rom (Read only Memory): This memory is used to store data instruction in Computer that is helpful in booting process of the computer.
Boosting Process start when Computer is switch on and ends until operating system loaded. In this process Computer checks all its hardware and load operating systems. Process to check hardware is called POST (Power on Self Test). Rom Nonvalitive means data in it will not disturb due to any light failure.
Ram Unit
Ram (Random acess Momery) This momery work as bridge between deffrint devices and Processor. It is volatile means it depends on lighte. If any light failure occurs the data is Ram well be erased / Wash out.
0 Comments