OOP

Learning Resources and Materials on Web

• OOP in JAVA : https://www.w3schools.com/java/java_oop.asp 
• Classes and Objects : https://www.w3schools.com/java/java_classes.asp 
• Inheritance : https://www.w3schools.com/java/java_inheritance.asp 
• Super Class and Sub Class : http://www.newthinktank.com/2012/02/java-video-tutorial-14
• Array of Objects : https://www.geeksforgeeks.org/arrays-in-java/ 
• toString() : https://www.javatpoint.com/understanding-toString()-method
• Class Diagram : https://medium.com/@smagid_allThings/uml-class-diagrams-tutorial-step-by-step-520fd83b300b 
• Java Basic Programming : Exercises, Practice, Solution: https://www.w3resource.com/java-exercises/basic/index.php