You can check if your Java program file is present in this directory by using the Dir command too. Now, locate the path of the JDK on your computer, and set the path to the JDK via the following ...

The Java Runtime Environment provides a “container” for those elements and your code to run in. The JDK is the “compiler” that interprets the code itself and executes it.

The JDK is the development platform for building Java applications. Learn about different JDK versions, then install a JDK in your development environment and use it to compile a Java program.