Answer:   Java Virtual Machine(JVM) is a part of java runtime environment. which converts the byte code into the source code. JVM had both compiler and interpreter.

Answer:   Java Virtual Machine is a virtual machine that enables the computer to run the Java program. JVM acts like a run-time engine which calls the main method present in the Java code. JVM is the specification which must be implemented in the computer system. The Java code is compiled by JVM to be a Bytecode which is machine independent and close to the native code.