Give any criteria when you use an abstract class and an interface?
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Which of the following is tightly bound ? Inheritance or composition ?
Which OOPS concept exposes only the necessary information to the calling functions?
How to define an abstract class?
If there is a conflict between base class method definition and interface default method definition, which definition is picked?
What does the “abstract” keyword mean in front of a method? A class?
How can we call the base method without creating an instance?
Write down how will you create a Binary tree?
What is a functional interface? What is sam interface?
Explain what an object is.
Difference: Object Oriented Analysis (OOA) and Object Oriented Design (OOD)?
Can you instantiate an abstract class and what is an inner class?
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What are the types of polymorphism?