GArbage collection question

[Dinesh Tahiliani]

class Archer {
public void finalize(){
System.out.println("finalizing");
}

}
public class Shula{
String[] sa= new String[10];
public static void main(String argv[]){
new Shula();
}
public Shula(){
String s = new String("Shula");
int i = 99;
i = null;
Archer a = new Archer();
a=null;
System.gc();
}
}


1. Compile time error
2 Compilation and output of "finalizing" at runtime
3 Compilation but no output at runtime
4 Compilation but runtime exception

The Correct Answer is
1) Compile time error.

Please explain this
saource :http://www.examulator.com

[Henry Wong]

Well, what happened when you compiled it? What error did the compiler report?

Hint: The error is somewhere near these lines...

int i = 99;
i = null;

Henry