CS26L 3RD EXAM

The object of (blank) class is a single line input field that allows the user to select a number or an object value from an ordered sequence.

(a)  

is a software intermediary that allows two applications to talk to each other

(a)  

import java.awt.*;

import javax.swing.*;

public class PanelExample {

PanelExample(){

JFrame f= new JFrame("Panel Example");

JPanel panel=new JPanel();

panel.setBounds(40,80,200,200);

panel.setBackground(Color.gray);

JButton b1=new JButton("Button 1");

b1.setBounds(50,100,80,30);

b1.setBackground(Color.yellow);

JButton b2=new JButton("Button 2");

b2.setBounds(100,100,80,30);

b2.setBackground(Color.green);panel.add(b1);

panel.add(b2);

f.add(panel);

f.setSize(400,400);

f.setLayout(null);

f.setVisible(true);

}

public static void main(String args[]){new PanelExample();

}}

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- To change−the look and feel of the frame.

• JFrame.setDefaultLookAndFeelDecorated(true);

• UIManager.getCrossPlatformLookAndFeelClassName()

• UIManager.setLookAndFeel()

API stands for

(a)  

-          (blank) inherited the properties of JComponent class and implemented them with an Accessible interface.

(a)  

Creates acolor chooser pane with the specified initial color.

(a)  

(blank) is the period of time when a program is running and generally occurs after compile time.

(a)  

is the last phase of the program lifecycle also known to be the execution phase of the program

(a)  

- To set the look and feel of UI−components.

• UIManager.setLookAndFeel()

• UIManager.getCrossPlatformLookAndFeelClassName()

• JFrame.setDefaultLookAndFeelDecorated(true);