Question

distinguise between a RAM and ROM , MAIN MEMORY AND CACHE MEMORY​

Answer 1

Answer:

Data to be copied from ROM to RAM so that CPU can access its data. RAM memory is large and high capacity. ROM is generally small and of low capacity. RAM is used as CPU Cache, Primary Memory.

Answer 2

Answer:

• RAM, which stands for random access memory, and ROM, which stands for read-only memory, are both present in your computer. RAM is volatile memory that temporarily stores the files you are working on. ROM is non-volatile memory that permanently stores instructions for your computer.
• Cache memory is a high speed memory that is used to store frequently accessed data. Whenever it is required, this data is made available to the Central processing unit at a rapid rate. Main memory is also known as Random Access Memory. It is a memory unit that directly interacts with the central processing unit (CPU).