What is rooting???

What is rooing????

 It does'nt mean that some technical device having its root like small plant and trees.
Its normal words its just mean to make your phone's software new.
but its easy to root your phone.
Rooting is justan jail-breaking for android which allows user to dive deeper into sub -system of android.With root we can just unlock or overlock your processer,Replace your firmwork,you can get around any restrictions.
It requries user to backup the current software (installing) modified version of android.
SO.....