Question

means I have to install latest version of JDK in mylaptop window 10 for the colour of the program​

Answer 1

Yess correct...u need to install JDK latest version in ur device....

Answer 2

The JDK is a key platform component for building Java applications. At its heart is the Java compiler  

1. The JVM is the Java platform component that executes programs.  
2. The JRE is the on-disk part of Java that creates the JVM.  
3. The JDK allows developers to create Java programs that can be executed and run by the JVM and JRE.

No because JDK's function is

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