The basic window in Swing

The visibility of a window

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Given the following program which uses Swing:

import javax.swing.*; 

public class Main {

    public static void main(String[] args) { 
        MyFrame myWindow = new MyFrame(); 
    }
}

class MyFrame extends JFrame {

    public MyFrame() {
        // some operations
    }
}

Which operations are required to make the window visible for users?

Select one or more options from the list

Invoking setVisible with the true argument

Setting a title

Adding a new graphical element on top of JFrame

Setting a size (e.g. 300 x 300)

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