What does the “abstract” keyword mean in front of a method? A class?
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Why are virtual users created?
What is the use of Operator Overloading?
Can you create an instance for an abstract class?
What are abstract functions? Why are they used?
What is dynamic or run time polymorphism?
What are the different types of arguments?
What are Classes and Objects?
What is a default method? Why do we need default methods in java 8 interfaces?
Differentiate between an abstract class and an interface?
Can an interface inherit from another interface?
What is association?
Which oops concept exposes only necessary information to the calling functions?