JAVA INTRODUCTION-DAY 1

HISTORY OF JAVA:
> Began in 1991 at Sun Microsystems, with James Gosling leading a team to create a language for consumer electronics.

DEFINE JAVA:
> Java is a widely used, high-level, object-oriented programming language and software platform.
> Java code can run on any platform with a Java Virtual Machine (JVM).

FEATURES OF JAVA:

ARCHITECTURE OF JAVA:

TWO PROCESSES IN JAVA:

1. COMPILER.

2.INTERPRETAR.

The Java source code goes to the compiler.
The Java Compiler converts into byte codes.
The bytes codes are then converted into machine by the JVM
The Machine code is executed directly by the machine(Operating System).

COMPONENTS OF JAVA ARCHITECTURE:

JRE — Java Runtime Environment.
JDK — Java Development Kit.
JVM — Java Virtual Machine.