1) ACCESS Modifiers [Public, private, protected, static, display]
2) Is multiple inheritance possible in AX?? No It can be achived through interfaces.
Interfaces : It does not have method definition]
class classz implements interface
3) Is method overloading possible, or function overloading possible in AX ???
No - it does not allow to create another method with same name
4)Abstract and final key words
abstract - no need to create object, y?? when we know that we have to create object of child classes only, I will make the class as abstract and i use the concept of constructor controlled inheritance