Difference between JDK, JRE and JVM

What is the difference between JVM, JRE and JDK explain briefly?

JVM

JVM - (Java virtual machine)Java virtual machine provides the run time environment for the java compiled class or byte code that means the byte code can be executed on the JVM. JVM is platform dependent still java is platform independent programming language.

JVM Operation

Loud code
Verifies code
Executes code
Provides runtime environment

JRE

JRE stands for Java Runtime Environment The java runtime environment and set of libraries (software tool) for development of java application. It combine the java virtual machine platform core classes and supporting libraries.