BANGALORE, INDIA: In linguistics abstraction means a concept or an idea. It is a way of generalizing a thought process that can be later applied to wider applications. In computer science, abstraction ...

an abstract class is mainly used to define default behavior for subclasses, it means that all child classes should have performed the same functionality. 1]In Java, a separate keyword abstract is used ...

Abstract: In Java, an interface specifies public abstract methods and associated public constants. Conformance of a class to an interface is by name. We propose to allow structural conformance to ...

50. Question: Is it possible to have a "return" statement without a value in a non-void method? Answer: Yes, you can have a "return" statement without a value in a non-void method. Certainly, here are ...