What is inheritance in oo abap?
What is object-oriented programming language?
What are the types of constructors in ooabap? Explain?
What is the difference between abstract method and a final method?
What is the difference between function group and classes?
How many types of classes are there in ooabap?
How can you implement narrowing cast?
What is an abstract class in ooabap ?
In what situation do you use ooabap?
What is a constructor method in ooabap ?
How to a create object for the class?
How do you achieve encapsulation in oo abap?
What is the use of 'defination deferred' keyword in ooabap ?
What is the use of final class?
What is a de-referenced variable?