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) }

How to a create object for the class?

What are abstract classes and methods in object-oriented programming?

Can we declare events in interface in ooabap ?

How to create an object for private class?

How to create a global class?

What is the use of final class?

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

Can we raise events in interface?

What is a reference variable?

What is narrow casting?

What are the advantages of oo alv ?

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

What is an abstract class in ooabap ?

Does polymorphism achieved through interfaces?

What is inheritance in oo abap?

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