Question

why secondary memory is required in a computer​

Answer 1

Explanation:

Secondary storage therefore needed because it is non-volatile, meaning it retains its contents without the need for a power supply. It also has the large storage capacity needed to store the operating system and all the programs and files needed by a modern computer system.

Answer 2

Answer:

It is because if the first memory got some viruses or damages. secondary data will help us to restore the data