JAVA PPT by NAVEEN TOKAS

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UNDER THE GUIDANCE OF

Mrs Sangeeta Shekhawat

Amity School of Engineering & Technology

AMITY UNIVERSITY RAJASTHAN

SUBMITTED BY

NAVEEN TOKAS

B.Tech E&CE,SEM-7

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James Gosling - Sun MicrosystemsCo founder – Vinod Khosla

Oak - Java, May 20, 1995, Sun World

JDK EvolutionsJDK 1.0 (January 23, 1996)

JDK 1.1 (February 19, 1997)

J2SE 1.2 (December 8, 1998)

J2SE 1.3 (May 8, 2000)

J2SE 1.4 (February 6, 2002)

J2SE 5.0 (September 30, 2004)

Java SE 6 (December 11, 2006)

Java SE 7 (July 28, 2011)

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Java Editions.

J2SE(Java 2 Standard Edition) - to develop client-

side standalone applications or applets.

J2ME(Java 2 Micro Edition ) - to develop

applications for mobile devices such as cell phones.

J2EE(Java 2 Enterprise Edition ) - to develop

server-side applications such as Java servlets and

Java ServerPages.

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•A general-purpose object-oriented language.

•Write Once Run Anywhere (WORA).

•Designed for easy Web/Internet applications.

•Widespread acceptance.

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• Java is simple

• Java is object-oriented

• Java is distributed

• Java is interpreted

• Java is robust

• Java is architecture-neutral

• Java is portable

• Java’s performance

• Java is multithreaded

• Java is dynamic

• Java is secure

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DATA TYPES

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PRIMITIVE DATA TYPE

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REFERENCE DATA TYPE

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array type

// Points to an array instance

class type

// Points to an object or a class instance

interface type

// Points to an object and a method, which is

implemented to the corresponding interface

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JAVA in DAILY LIFE

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Java is used in a variety of computing platforms from

embedded devices and mobile phones on the low

end, to enterprise servers and supercomputers on

the high end. Java is nearly everywhere in mobile

phones, Web servers and enterprise applications,

and while less common on desktop computers; Java

applets are often used to provide improved

functionality while browsing the World Wide Web.

FUTURE SCOPE

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The Java community which is controlled by

Sun keeps including new features and

technologies to J2EE such as JFS (Java

Faces Service), Java.net, Java gaming, Java

AI etc.

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