What is the need for using secondary memory devices?

Hi pupil here's your answer ::

➡➡➡➡➡➡➡➡➡➡➡➡➡

They are needed because of the following reasons :

》The storage capacity of primary memory is limited.

》 Primary memory (RAM) is volatile in nature.

》 RAM is not portable memory.

》 RAM chips are expensive. Increasing RAM will increase the price of the computer.

So, for the above reasons we need to use the Secondary memory devices.

⬅⬅⬅⬅⬅⬅⬅⬅⬅⬅⬅⬅⬅

Hope this helps . . . . .