in java thank you.

True or false

1) When a child class inherits a feild name z (and does not shadow it), the expressions z, this.z and super.z all access the same thing

2)in order to call a method inherited to levels up we say super.super.methodname()

3) the .equals() method doesnt exist for a child class until we @override it

4) a class must contain an abstract method in order to be abstract