What is a singleton class in ooabap ?
What is a de-referenced variable?
What is an interface in ooabap?
Does polymorphism achieved through interfaces?
How to create an object for private class?
What are the principles of object-oriented programming(oop)?
What is a global class in sap ?
What are the types of constructor's in ooabap ?
Can we declare events in interface in ooabap ?
What is encapsulation in object-oriented programming(oop)?
What are the differences between abap and ooabap? In which situation we use ooabap?
What are the types of objects and classes?
How to create a global class?
What are the advantages of oo alv ?
What is the use of final class?