What is abstract method in ooabap ?
What is the difference between singleton and static class in sap abap ?
What is a narrowing cast?
What is a class in ooabap?
What is a friend class?
What is the visibility of component?
What is a local class in sap ?
What is the difference in an instance method and a static method?
What is narrow casting?
What are the principles of object-oriented programming(oop)?
Can we declare events in interface in ooabap ?
What is me variable?
What is a polymorphism in ooabap ?
What is alias?
Mention the difference between abap and ooabap?