How many frames are displayed?
import javax.swing.*;
public class Test extends JFrame {
public static void main(String[] args) {
JFrame f1 = new Test();
JFrame f2 = new Test();
JFrame f3 = new Test();
f1.setVisible(true);
f2.setVisible(true);
f3.setVisible(true);
}
}
B. 2.
C. 3.
D. 0.
The correct answer is C
Java
- In Java, the mechanism that allows you to combine data and operations on the data into a single unit is called a(n)
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- What is returned by values[3]?
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