How will you define abstract classes?
What is the difference abstract class and interface?
Why abstraction is important?
What are the features of encapsulation ?
If a method definition has been specified in class , its base class , and the interface which the class is implementing, which definition will be picked if we try to access it using interface reference and class object?
What is the function of messaging metaphor?
Does PowerShell support OOPs?
What is inheritance in java?
What is bootstrap, extension and system class loader? Or can you explain primordial class loader?
What is the function of pure virtual functions?
Comment: C++ "includes" behavior and java "imports"
What are all the operators that cannot be overloaded?
How many instances can be created for an abstract class?