Totally Confused with java.exe

Question

The JDK is the superset of JRE. JDK has the necessary tools like javac java.exe debugger etc + JRE. But JRE has a particular implementation of JVM.

My assumption is

Answer 1

you are right java.exe is the interpreter for JVM (java virtual machine) and JVM is where your code gets executed by communicating with the underlying OS