
Java is a high-level, class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible.
What Does Java Mean? Java is an object-oriented programming language that produces software for multiple platforms. When a programmer writes a Java application, the compiled code (known as bytecode) runs on most operating systems (OS), including Windows, Linux and Mac OS.
1. Basics of Java
Chapter 1 contains the basic introduction to the Java language such as
√ What is Java?
√ History and Features of Java
√ C++ vs Java
√ Hello Java Program
√ Internal How to set the path?
√ JDK, JRE, and JVM (Java Virtual Machine)
√ JVM Memory Management
√ Internal details of JVM
√ Unicode System, Operators, Keywords, and Control Statements like if-else, switch, For loop, while loop, etc.
2. Class, Object, and Types of classes
Chapter 2 deals with the most important and core concepts of Java. They are:
√ Naming convention of Java
√ Classes, Objects, and Features. It explains how to declare a class, how to create an object in Java.
√ Object declaration and initialization
√ Life cycle of an object