What are the differences between Java, Core Java, and Advanced Java? How do you differentiate between the 3 of them?

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Java is a programming language, and it could be thought of as the verb of programming, whereas JavaScript and C are also programming languages. There are lots of applications and websites that will not work unless you have Java installed, and more are created every day. Java is fast, secure, and reliable. With certified core java skills you can secure your career as a Java developer because Java is everywhere, from laptops to datacenters, game consoles to scientific supercomputers, cell phones to the Internet!

Core Java

**Core Java** is often referred to as Java. lang package, which includes fundamental classes like String and Math class. Core Java is also used as a title for introductory books that teach you the fundamentals of the language, such as Variable types, operators, control flow statements (if/else/for/while), Object-Oriented Programming (OOP), etc.

This is the basics of the Java language on which we can understand the complete structure of a program on the Java platform. It includes basic things like class, object, inheritance, polymorphism, abstraction etc.

Core Java refers to Fundamentals of Java-like OOPs concepts, String Handling, Exception Handling, Inner classes, Multithreading, Collections, etc. Advanced Java refers to specialized tools or frameworks like Hibernate, Spring, etc., used to develop enterprise applications.

Advance Java

Advanced Java is more difficult to define, but it might include topics like networking and database access (JDBC), graphical user interface (GUI) development with Swing, advanced data structures and algorithms, distributed computing with RMI, multithreaded programming, XML parsing with SAX and DOM.

Advanced Java also includes Frameworks like Hibernate & Spring Framework, which are used for rapid application development by providing ready-made architecture and components that can be used in your application as needed.

Summing up

Java can be used to create complete applications that may run on a single computer or be distributed among servers and clients in a network. It can also be used to build a small application module or applet (a simply designed, small application) for use as part of a webpage.

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