The width in bits of float primitive type in java is

The width in bits of float primitive type in Java
is --. Select the one correct
A. 64
B. 32
C. 1
D. 8
E. 16

Which of the following statements is/are
correct on variable declaration in Java?

Which of the following are Java modifiers?

Which of these statements are legal? Select
the correct answers.

You want to find out the last element of an array. You write the
following code. What will happen when you compile and run it
public class MyAr{
public static void main (String Args[]){
int [] i = new int [5];
System.out.println (i[5]);
}
}
A. An error at run time
B. 0
C. 4
D. Compilation error

Given the following code
import java.awt.*;
public class RedFrame extends Frame{
public static void main(String args[]){
RedFrame r = new RedFrame();
r.setSize(300,200);
r.setVisible(true);
}
}
How could you set the frame surface color to red