What is RAM and what else its work ?

What is RAM and what else its work?

ram is a type of memory whose full form is random access memory {random access memory} This is in mobile and computer It is very important to have ram in mobile or computer because your device will not start without it

When you run a software, all the data files of that software {in which the programming of that software was written} comes to the main memory of your device and then works on it and gets saved on the same back.
It is temporal memory that contains the data until your device is running or your software will run

Example
We can understand this in such a way. Suppose you are an advocate and you are working on a case and the file of that case is placed in your cupboard and you are working on the table.
So to work on this case you will remove that file from the cordon and bring it to your table and by doing your job, put that file back in the same cupboard.
in this instance
The cavity is the main memory of your device
Table your ram