NETBEANS: It is an IDE of Java which is used to create application with the help of predefined tools and wizards such as, palettes, design area, coding area, investigator and navigator window, properties, output window and etc. RAD-(Rapid Application Development)-It refers to the methods of developing software through the use of predefined tools and wizards. IDE: Integrated Development Environment: it is an interface by which a person can create application with the help of predefined controls and tools. Netbeans IDE offers many features for application development, which are as follows: 1.Title Bar-It displays the title of the application. 2.Menu Bar-It contains different menus requires in application development. 3.Toolbar- It contains different tools required in application development. 4.GUI Builder-It is an area to place the component on the form visually. 5.Palette- It consists all the components needed to create application. 6.Inspector window-It display a tree hiera...