JAVA TECHNOLOGY INTRODUCTION

BY DALLAS TECHNOLOGIES

WHAT IS JAVA?A MULTI-PLATFORM, NETWORK-CENTRIC, OBJECT-ORIENTED

PROGRAMMING LANGUAGE• MULTI-PLATFORM

• IT CAN RUN ON ALMOST ANY COMPUTER PLATFORM• NETWORK-CENTRIC

• DESIGNED WITH NETWORK IN MIND – “THE NETWORK IS THE COMPUTER”

• DESIGNED FOR BUILDING APPLICATIONS FOR THE INTERNET

• OBJECT-ORIENTED • IT INCORPORATES OBJECT-ORIENTED PROGRAMMING

MODEL

KEY BENEFITS & FEATURES OF JAVA• WRITE ONCE, RUN ANYWHERE

• JAVA IS PORTABLE AND PLATFORM INDEPENDENT• NETWORK-CENTRIC

• CAN WORK WITH RESOURCES ACROSS A NETWORK AND MULTI-TIER ARCHITECTURES

• OBJECT-ORIENTED• A JAVA PROGRAM MODELS A SET OF OBJECTS INTERACTING WITH EACH

OTHER• ROBUST

• STRONG TYPE CHECKING• EXCEPTION HANDLING MECHANISM• AUTOMATIC MEMORY MANAGEMENT

• MULTITHREADED• A JAVA APPLICATION CAN RUN SEVERAL DIFFERENT PROCESSES

CALLED “THREADS” SIMULTANEOUSLY• SECURITY

• CAN DOWNLOAD REMOTE CODE OVER A NETWORK AND RUN IT IN A SECURE ENVIRONMENT

• SECURITY LEVELS AND RESTRICTIONS ARE HIGHLY CONFIGURABLE

KEY POINTS• JAVA IS MULTI-PLATFORM, NETWORK-CENTRIC, OBJECT-ORIENTED

PROGRAMMING LANGUAGE.• JAMES GOSLING IS THE INVENTOR OF JAVA.• THERE ARE THREE PLATFORMS OF JAVA: J2SE, J2EE, J2ME.• JDK IS A SET OF TOOLS FOR DEVELOPING JAVA APPLICATIONS.• JVM INTERPRETS JAVA PROGRAMS AND ALLOWS THEM TO RUN ON ANY

PLATFORM.• JAVA IS PORTABLE, ROBUST, MULTITHREADED, AND SECURED.

RUNNING ON DIFFERENT PLATFORMS

Java Program

Compiler

Hello World!

Solaris

Interpreter

Hello World!

Win32

Interpreter

Hello World!

MacOS

Interpreter

Java is designed to run on any platform whether its is Windows or Linux

CAREER PROSPECTS IN JAVA

• COMPUTER PROGRAMMER• SOFTWARE APPLICATIONS DEVELOPER• TRAINER OF JAVA COURSE• APPLICATION PROGRAMMER• PROGRAMMER ANALYST

ABOUT US

DALLAS TECHNOLOGIES, AN ISO 9001:2008 CERTIFIED COMPANY, BASED AT BANGALORE INDIA, PROVIDING SERVICES IN SOFTWARE CONSULTING, APPLICATION DEVELOPMENT, OUTSOURCING SERVICES, RECRUITMENT AND TRAINING. STARTED

OPERATION IN THE YEAR 2001. WE DESIGN, BUILD, AND SUPPORT CUSTOMIZED APPLICATIONS FOR BUSINESSES LARGE AND SMALL. WE ARE THE MARKET LEADER IN

TRAINING AND OUTSOURCING IN VARIOUS TECHNOLOGIES. WE ,DALLAS TECHNOLOGIES, SERVE AND SUPPORT IT COMPANIES IN THE AREAS OF MAINFRAMES,

ERP, .NET, JAVA/J2EE,DATA WAREHOUSING AND BUSINESS INTELLIGENCE, ETC. WE ALSO TRAIN AND OUTSOURCE FRESH TALENTS TO OUR CLIENTS.

CONTACT US

DALLAS TECHNOLOGIESNo. 30/1, R. K. Plaza, 1st Floor, CMH Road, Indira Nagar, Above Union Bank

of India, Bangalore, Karnataka 560038Phone:088807 99799