CORE JAVA TUTORIAL FOR BIGINNER

Today, we are discussing java programming. We know that all the work is going on online mode, so we know very well java is the most popular language for making a website or mobile application.

COVER TOPIC

what is java
what is java language
what is java definition
what is a virtual machine
what is java programming

WHAT IS JAVA?

Java is an object-oriented programming language and it is platform-independent. Java programming language was developed by Sun Microsystems in the early 1990s. It is the best and secure programming language.

JAVA is used in AI, mobile Applications, and also in the back end.

JAVA programming language is similar to C and C+ programming languages. JAVA programming language is mainly used for application programming which is mobile, window, mac, and web-based.

James Gosling

Initially, its name is OAK and the oak is registered as a company its changed its name to JAVA and was acquired by ORACLE

According to analysis in 2019 Java is the most used and demanding programming language, nowadays all the applications are made with the help of java like a mobile app or website.

there are 4 types of java platform

1 Java SE (Java Standard Edition)

2 Java EE (Java Enterprise Edition)

3 Java ME (Java Micro Edition)

4 JavaFX

JVM

Its stand for Java Virtual Machine

JVM is an abstract machine, it is a specification that provides a run time environment in which java bytecode can be executed, JVM follows three notation

specification

Implementation

Run time instance

JRE

Its stands for Java Runtime Environment, JRE refers to a runtime environment in which java bytecode can be executed, it's the implementation of the JVM which physically exists.

JDK

Its stands for Java Development Kit, it is the tool necessary to compile the document and package the java program, it contains JRE + development tools.

How to Download JDK And Install