1.

What is the output of this program?
import java.util.*;
public class Result
{
public static double sumOfList(List extends Number> list)
{
double var = 0.0;
for (Number num : list)
var += num.doubleValue();
return var;
}
public static void main(String args[])
{
List ListObject = Arrays.asList(10, 20, 30);
System.out.println(sumOfList(ListObject));
}
}

A. 10
B. 20.0
C. 30.0
D. 50.0
E. 60.0
Answer» F.


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