Problem with "Hello World" program

Question

i am new to java.
i have recently installed java and the version is :
E:\>java -showversion
java version "1.6.0_06"
Java(TM) SE Runtime Environment (build 1.6.0_06-b02)
Java HotSpot(TM) Client VM (build 10.0-b22, mixed mode, sharing)
First.java_
class First
public static void main (String[] args)
System.out.println("Hello World!");
My "First.java" compiles fine.
but,when i execute it, i got the following Error:
E:\>javac First.java
E:\>java First
Exception in thread "main" java.lang.NoClassDefFoundError: First
Caused by: java.lang.ClassNotFoundException: First
at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:276)
at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
i need assistance..

Answer 1

As stated in the [thread earlier today|http://forum.java.sun.com/thread.jspa?threadID=5304111&tstart=0], you need to specify the classpath like this:
java -cp . First(Note that there is a period between the -cp and First with spaces separating the period from the -cp and the First).