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 an abstract class in ooabap ?

What is a constructor method in ooabap ?

What is a global class in sap ?

Can we instantiate the interface?

What are the advantages of oo alv ?

What is a polymorphism in ooabap ?

What is the difference between singleton and static class in sap abap ?

How to a create object for the class?

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

How to declare and raise events in ooabap ?

Can we make methods of interface as abstract and final in ooabap ?

What is the difference between function group and classes?

What is a singleton class in ooabap ?

Can we declare events in interface in ooabap ?

What are the differences local & global classes?

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

What is a reference variable?

What is a local class in sap ?

What is the difference between abstract method and a final method?

How is encapsulation implemented in oops?

How to a create object for the class?

What is a narrowing cast? How can you implement it?

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

Can we raise events in interface?

What is narrow casting?

What is a single-ton class?

Is it mandatory to implement all methods of interface in the class which includes interface?

What is me variable?

What is an interface in ooabap?

What is a class in ooabap?

Mention the difference between abap and ooabap?

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