Swing contains components that you will use to build a GUI .Swing GUI is based on the concept of components and containers.Components makes up the GUI such as Button or TextField etc. Easch component has certain properties .
The menu component in Swing enables you to list various available options.JMenubar in swing is set on the top area of the window displaying the GUI for a Java application.
setBackground() is used to set the background color of the JFrame.awt package is used to set the color of the JFrame.AWT contains large number of classes and methods that allows yout o create and manage Windows.
Group of Characters make the String.We use single quotes(‘’)for character and double quotes(“”) for String. Here,Conversion means how we convert the integer number into binary.
Radio Button is the AWT Component.Radio Button have the same appearance as Checkbox ,but the main difference is we can select only one option at a time.To create a series of radio buttons first create an instance of CheckboxGroup.