You will need a computer running either the Windows or Linux or Mac operating system with a minimum of 2 GB of RAM. A minimum of 1024 x 768 resolution is desired for development. It will be good if you have a minimum of 3 GB of hard drive space in your machine. These requirements are detailed in Chapter 1, Installing and Configuring JDeveloper IDE. An Internet connection is required to download the files. You should have modern browsers such as Internet Explorer, Firefox, or Chrome installed on your machine to test the application.