Un-Answered Questions { OOAD }

What is the difference between an abstract class and interface in java?

796


What's the benefit of using inheritance?

886


What is the significance of encapsulation?

775


What is data encapsulation and what's its significance?

821


How can we restrict inheritance for a class so that no class can be inherited from it?

871


What is data encapsulation and what is its significance?

703


What's the order of call of constructors in inheritiance?

783


What are the types of polymorphism?

757


What is inheritance in java?

854


What is abstract method?

740


Can we have default method with same name and signature in the derived interface as the static method in base interface and vice versa?

804


What if we make the method as abstract in another interface?

770


What is the @functionalinterface annotation?

729


Can we have a default method definition in the interface without specifying the keyword "default"?

742


What is a nested interface?

787