What is JDK, JRE, JVM and IDE.

                               

                                                 JDK, JRE,JVM

• JVM   

       JVM (Java Virtual Machine) is an abstract machine. It is called a virtual machine 

      because it doesn't physically exist. It is a specification that provides a runtime environment

      in which java byte code can be executed.

• JRE 

       Jre is an acronym for Java Runtime Environment. It is also written as Java RTE.

         The Java Runtime Environment is a set of software tools that are used for 

         developing Java applications. It is used to provide the runtime environment. It is the             implementation of JVM. It physically exists. It contains a set of libraries + other 

         files JVM used at runtime. 

• JDK

         JDK is an acronym for Java Development Kit. The Java Development Kit (JDK)

         is a software development environment that is used to develop Java applications

         and applets. It contains JRE + development tools.

     But IDE is a different thing it is like a platform or compiler where you write your code.

       IDE is called (Integrated Development Environment).

      here are a few examples of IDE 

     1. Sublime    2. Vs Code     3.  Notepad      4.  Notepad++      etc.