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Core Java Tutorial

Java Tutorial or Core Java Tutorial or Java Programming Tutorial is a widely used robust technology. Let’s start learning Java from basic questions like what is Java tutorial, Core Java, where it is used, what type of applications are created in Java, why use java and Java platforms etc. Our Java tutorial helps you to learn Java with easy and simple examples.

Java History

Java History • Java is a general purpose , object-oriented programming language. • The fastest growing programming language in the history of computing • Developed by Sun Microsystems of USA in 1991. • Originally it …

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Java Features

• Simple • Architecture-neutral • Object-oriented • Portable • Distributed • High-performance • Interpreted • Multithreaded • Robust • Dynamic • Secure Simple: Java is a simple language as it does not use pointers, preprocessor …

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How Java works

How Java works • To develop and distribute a Java program 1. Programmer codes Java source statements 2. Java compiler converts source statements into bytecode (platform-independent object     language) 3. Bytecode is copied to the target …

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The Java Programming Language

The Java Programming Language Java is a high-level programming language that is all of the following: • Simple • Architecture-neutral • Object-oriented • Portable • Distributed • High-performance • Interpreted • Multithreaded • Robust • …

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The Java Platform

A platform is the hardware or software environment in which a program runs. The Java platform differs from most other platforms in that it’s a software-only platform that runs on top of other, hardware-based platforms. …

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Java Development Kit (JDK)

The Java Development Kit comes with a collection of tools that are used for developing and running Java programs. They include: • appletviewer ( for viewing Java applet) • javac (Java compiler) • java (Java …

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Disadvantages of Java

Disadvantages of Java � Not supported by all platforms (though third-party JVM software is usually available) � Slower in execution than compiled languages � Restricts or prohibits machine-level operations required by certain applications (operating systems, …

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Developing the Java Application

Developing the Java Application A Java application is a standalone Java program– a program written in the Java language that runs independently of any browser. Example: /** * The HelloWorldApp class implements an application that …

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