Is is possible to define our own functional interface?
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What does the keyword virtual represented in the method definition?
Why are virtual users created?
Differentiate between overloading and overriding.
What is the abstract method modifier?
What is composition? Explain the purpose of composition.
Write a note about inheritance?
What is difference between polymorphism and normalization?
Write a note on encapsulation?
What is the difference between class and interface?
What are the Design Patterns you know.
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Is iterator a class or interface? What is its use?
Why are outlet connections required in object-oriented programming?