Is cache volatile or non volatile memory?

It depends on the type of cache memory. In a typical processor, it is volatile. But on hard drives, it is non-volatile cache. So the answer is: It depends.

RAM is volatile memory so you need to save your work before turning the computer off,is indeed volatile because of it's primary nature,so there is a need ]for back-up pin the advanced technology.By...

Volatile memory means when the system power is off the data is lost.Where as non volatile means the data is not lost when the system is powered off.

rom

Non-volatile