java
TRANSCRIPT
JAVA By
Shridhar.B
Introduction
•Started in the year 1991•Sun Microsystems•Java•Platform independent•Portable•Secure
Innovation and Development
•To adapt to changing environments and uses
•To implement refinement and improvements in the art of programming
What is Software ?
softwareApplication Software System Software
Who builds Software ?
•Software usually built by a team of software engineers which includes :
Business Analysts
Designers and architects
Programmers
Testers
Classification of JAVA
J2SEJ2EEJ2ME
ArchitectureJava Byte Code is Platform independent
Demo.java
Java Compiler
Java Byte Code
Demo.classJVM
Executable Code(Outpu
t)
Simple Java Program
class Demo {
public static void main(String args[]) {
System.out.println(“Hello World “);
}}
Web Server Architecture
•Servlets•Jsp•Struts
Client(Browser)
Web Server
Web Container
Servlet
<HTML>
<HTML>
Database
Tools Required
•Eclipse•JRE •JDK plug-in•SDK
