Un-Answered Questions { OOAD }

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

779


What's the benefit of using inheritance?

863


What is the significance of encapsulation?

750


What is data encapsulation and what's its significance?

800


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

854


What is data encapsulation and what is its significance?

686


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

762


What are the types of polymorphism?

741


What is inheritance in java?

821


What is abstract method?

717


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

789


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

752


What is the @functionalinterface annotation?

711


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

727


What is a nested interface?

764