What is a reference variable?
What is friends keyword?
What are the core abap oops concepts?
Can we instantiate abstract class in ooabap ?
Can we declare events in interface in ooabap ?
What is abstract method in ooabap ?
What are the principles of object-oriented programming(oop)?
What are abstract classes and methods in object-oriented programming?
Does polymorphism achieved through interfaces?
How to create an object for private class?
What is the difference between singleton and static class in sap abap ?
How to call a method?
How to create a global class?
How is encapsulation implemented in oops?
What is a single-ton class?