It it used for storing loaded programme and
data use
What is the purpose of ROM?
ROM is memory that cannot
be changed by a programme
or user
What does volatile and non-volatile
mean? Is RAM volatile or non-volatile? Is
ROM volatile or non-volatile?
Volatile is a type of computer memory that will
only keep data as long as the power stays on
when the power is switched of, all of the data is
lost. Whereas non-volatile is a type of memory
that doesn't require power to keep the data.
An example of volatile is RAM
(random access memory)
An example of non-volatile is ROM
(read only data) will retain it's data
even with the power off.
What is stored in the
RAM?
- The operating system - Applications -
The graphical user
What is stored in the
ROM?
ROM contains all of the instructions
needed to start the computer
Can you change what is
stored in the RAM?
Yes, because as you open and close
programmes you are changing what is
stored in the RAM
Can you change what is
stored in ROM?
No because it retains it's memory even
when the computer is turned off