A set of classes that helps you with some particular task.
Same as that of the applet we need to run this frame...........
Depends on what you mean by "work". For one thing, a jar is a Java archive file, not a folder.
You may need to download the newest version of Java for minecraft to work. Or maybe your computer can not handle it.
In general, not. The browser will work without Java; some individual sites that require Java will NOT work.
java is from sun and .net is from microsoft, java is a language + runtime and .net is run frame that supports multiple language.
It is basically a windows, that contains other visual objects.
Subroutine mean what (in java)?
first compile java program using "javac" then run frame using "appletviewer". e.x. = appletviewer filename.java
System.out refers to the Java console.
Sadly, no. Android apps cannot work on java phones.
client server program in java ring
Programs that are specifically designed with Java require a Java runtime to work on a computer. (In the case of Java, the runtime is called "Java Virtual Machine".) If you have any such program, you need to have Java.