if protected is accessible by all the classes inside a same package and outside of the package too then what is the difference it does when compared to public?...

Answer 1

you can access superclasses protected members which are not a part of same package whereas you won't be able to go beyond package level with default access modifier.

Answer 2

out of package it's accessible to Inherited classes .

Answer 3

in protected access modifier we can not access classes of another packages...but in public there is no restriction.