Un-Answered Questions { OOAD }

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

555


What's the benefit of using inheritance?

669


What is the significance of encapsulation?

575


What is data encapsulation and what's its significance?

599


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

654


What is data encapsulation and what is its significance?

498


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

579


What are the types of polymorphism?

549


What is inheritance in java?

550


What is abstract method?

524


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

550


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

514


What is the @functionalinterface annotation?

536


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

528


What is a nested interface?

578