SAP OO-ABAP (Object Oriented ABAP) Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

SAP OO-ABAP (Object Oriented ABAP) Interview Questions

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What is a single-ton class?

How to define a class locally?

What is the difference in an instance method and a static method?

Can we instantiate abstract class in ooabap ?

How to call a method?

What is a class in ooabap?

How to create a global class?

What is alias name in ooabap?

Can we defined a class without a constructor in ooabap ?

What is alias?

What is me variable?

What is a friend class?

What is an event in ooabap ?

How to create an object for private class?

How many types of classes are there in ooabap?

Un-Answered Questions { SAP OO-ABAP (Object Oriented ABAP) }

What is friends keyword?

How is encapsulation implemented in oops?

What are the principles of object-oriented programming(oop)?

What are an abstraction, encapsulation, and polymorphism?

What is the difference in an instance method and a static method?

What are the types of objects and classes?

Can we declare events in interface in ooabap ?

What is a de-referenced variable? What is a garbage collector?

What is a constructor method in ooabap ?

What are the limitations of redefining a method?

What is a reference variable?

What is a de-referenced variable?

What is an interface in ooabap?

What are the core abap oops concepts?

What is the use of 'defination deferred' keyword in ooabap ?

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