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Java is a collection of programs that help programmers to develop and run Java programming applications efficiently. It includes an execution engine, a compiler, and a set of libraries in it.

Java is a multi-platform, object-oriented, and network-centric language. It is among the most used programming language. Java is also used as a computing platform.

History of Java

The history of Java starts with the Green Team. Java was developed by James Gosling, who is known as the father of Java, in 1995. James Gosling and his team members started the project in the early ’90s. James Gosling, Mike Sheridan, and Patrick Naughton initiated the Java language project in June 1991. The small team of sun engineers called Green Team.

JDK 1.0 was released on January 23, 1996. After the first release of Java, there have been many additional features added to the language. Now Java is being used in Windows applications, Web applications, enterprise applications, mobile applications, cards, etc. Each new version adds new features in Java. Many java versions have been released till now. Java SE 8 release, the Oracle Corporation follows a pattern in which every even version is release in March month and an odd version released in September month.

Career Scope and Demand for Java

IT industry has grown leaps & bounds since its first establishment in 1990’s. Starting with mere 5000 employees & nearly exports of $100 million, now stands at $90 billion IT exports (2019), going strong with 4.1 million workforce currently.

Currently, the IT sector in India stood tall & strong at $177 billion in 2019, growing at a rate of 6.1% every year. Now estimates show the growth of the IT industry to $350 billion by the year 2025.

Previously in 2018-19, the IT industry of India grew to a sizable amount with IT exports at $181 billion. Export revenues are estimated to grow at 7-9% year on year, expected to reach a figure of $135-137 billion (2019).

The demand is on a growth curve & IT professionals have all the right reasons to believe that India is on the right path to promise them a lasting career in the IT industry.

Desktop GUI Applications:

In Java, to develop window-based applications, AWT (Abstract Windowing Toolkit) interface is used.

Examples of desktop GUI applications – Media players, Antiviruses, etc.

Mobile Applications:

The increase in the number of users for devices like smartphones and tablets, there is a massive demand for the applications that run on these devices. Java is the backbone of eighty percent of these mobile applications. A huge percentage of these smart devices are powered by Android OS which itself is built with Java.

Examples of mobile applications – Most of the android applications available, Photo and video gallery apps, Simple Clock, etc.

Web Applications:

Java supports the development of web-applications. With the help of servlets, struts, JSP (Java Server Pages), and JSF (Java Server Faces), Spring, Hibernate, you develop any kind of web application using Java.

The ease of coding and high security offered by Java enables the development of a large number of web applications for different kinds of purposes.

Examples of web-based applications – online forms, shopping carts, etc.

Gaming Applications:

The outbreak of android, there is a huge number of games have been built for Android devices. Building games for android is only possible with the involvement of Java. It is very easy to build two-dimensional games using Java. With an open-source 3D engine – jMonkeyEngine, Java can be used to design three-dimensional games.

Expertise of OPA E-Learning Solutions in Java

When it involves OPA E-Learning Solutions for getting trained, students like to join the course, particularly for Advance Java Training, because the company has been giving training for many years to students with quality guidance and superb placement. But it’s certainly added features which makes it the leader.

The Highlights are:

·       Flexible class timings of Java training consistent with the requirements of the student also as individual attention is given to every student.

·       After the lectures, the students get exposure to “practical live projects” which clears their doubts and queries.

·       Trainers help and guide students for final year projects and application development for any concerned project.

·       Students get an intellectual environment for discussions to enlarge their thinking capability.

·       Online learning is provided by OPA E-Learning Solutions at the international level, for Java that benefits foreign students with their technical learning.

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