3. secondary memory:
This type of memory can contain large
amount of memory.
example:USB,hardisk.
4. More on primary data:
RAM ROM
Random excess memory
It converts data to CPU
It is temporary memory
The data is removed from
the ram after converting
the data to CPU
Ram speeds up the work
inside the CPU
Read only memory
It is considered as a
permanent memory
The data don’t be
removed after conversion