Programming Models
✔ You need to use some programming model to develop any application.
OOPS Concepts
✔ There are four major Object-Oriented principles:
Classes and Objects
✔ A class is an expanded concept of a structure.
Members of Class
Following members can be defined in a class:
Summary
Instance Variables
Constructors
✔ Definition
this keyword
- this is a keyword which acts as a reference variable.
Summary
1) Default Constructor
Methods
✔ Definition
Introduction to Modifiers
📊 Modifier Usage Table
Exploring Main Method
Key Points
Class Loading and Object Creation
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Summary
1. Accessing Members
Inheritance
Definition
super keyword
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Summary
1. Java does not support multiple inheritance with classes.