What will be the output of the program?

Float f = new Float("12"); 
switch (f) 
{
    case 12: System.out.println("Twelve"); 
    case 0: System.out.println("Zero"); 
    default: System.out.println("Default"); 
}

What will be the output of the program?

int i = 0; 
while(1) 
{
    if(i == 4) 
    {
        break;
    } 
    ++i; 
} 
System.out.println("i = " + i);

What will be the output of the program?

public class Test 
{  
    public static void main(String args[]) 
    { 
        int i = 1, j = 0; 
        switch(i) 
        { 
            case 2: j += 6; 
            case 4: j += 1; 
            default: j += 2; 
            case 0: j += 4; 
        } 
        System.out.println("j = " + j); 
    } 
}

What will be the output of the program?

public class Switch2 
{
    final static short x = 2;
    public static int y = 0;
    public static void main(String [] args) 
    {
        for (int z=0; z < 4; z++) 
        {
            switch (z) 
            {
                case x: System.out.print("0 ");
                default: System.out.print("def ");
                case x-1: System.out.print("1 ");  
                            break;
                case x-2: System.out.print("2 ");
            }
        }
    }
}

What will be the output of the program?

int i = 0, j = 5; 
tp: for (;;) 
    {
        i++;  
        for (;;) 
        {
            if(i > --j) 
            {
                break tp; 
            } 
        } 
        System.out.println("i =" + i + ", j = " + j);