What is abstract method?
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What is meant by inheritance? what are the advantages of inheritance?
Can we override a method by using same method name and arguments but different return types?
What is the practical implementation of inner classes?
What is virtual?
explain the difference between operator overloading and function overloading.
State some of the advantages of object oriented programming?
Can we have a default method definition in the interface without specifying the keyword "default"?
What is the main difference between overloading and overriding?
Which keyword can be used for overloading?
Name some languages which have object oriented language and characteristics?
What is the main use of message metaphor in object-oriented programming?
What is bootstrap, extension and system class loader?