[PDF] INTERFACE VS ABSTRACT CLASS PDF Interface_vs_Abstract

and final by default, whereas abstract classes can have non-final variables and we instantiate variables in an abstract class through constructors All methods of an

methods can not be instantiated ¦ A subclass of an abstract class can be instantiated if it overrides all abstract methods by implementation

[PDF] Abstract class in Java

3) Abstract class can have final, non-final, static and non-static variables Interface has only static and final variables 4) Abstract class can have static methods, main method and constructor

[PDF] Chapter 11 Abstract Classes and Interfaces

class ▻ If a subclass of an abstract superclass does not implement all the abstract methods, the All data fields are public final static (constants) in an interface

[PDF] Final Exam Programming Assignment 3 - UBC Computer Science

Learning Goals By the end of class today you will be able to ▫ List similarities and differences between interfaces and inheritance ▫ Create abstract classes

[PDF] Using Abstract Classes

13 sept 2019 · an abstract class so that it can be used to point to a subclass object Methods declared as final can sometimes provide a performance

[PDF] CS 2334: Lab 6 Abstract Classes & Interfaces

inheritance, while a class can implement an arbitrary number of interfaces • Abstract classes can have final, non-final, static or non-static variables while