THIS IS A COMBO OF ALL THREE AMT PREPWARE, BROUGHT TO YOU BY SKYSUPPLYUSA.COM, CONSISTING OF THE THREE ASA 2014 AMT PREPWARE CDS.  Software Specifications: Windows and Macintosh compatible. 1024 x 768 minimum screen resolution, CD-ROM drive, mouse or other compatible pointing device. PDF file reader for accessing supplemental support documentation. Product registration is required. Internet access is required for registration as well as program and test question updates.Windows compatible processor, 800 MHz or faster Windows (2000 & XP), 1.0 GHz or faster (Vista & Windows 7). 265 MB available hard drive space. 256 MB System RAM (Win2000/XP), 512 MB (Vista), 1024 MB (Win 7), 2048 MB (Win 8). Microsoft .Net Framework v2.0. Windows 8 requires .Net Framework v3.5.Macintosh computer with Intel processor, 276 MB available hard drive space. OS X Leopard (10.5), 512 MB RAM. OS X Snow Leopard (10.6), 1024 MB RAM. OS X Lion (10.7), 2048 MB RAM. OS X Mountain Lion (10.8), 2048 MB RAM. Title: ASA 2014 General PrepwareEdition: 2014Effective: July 2013 The General Prepware provides you with an online version of the computer testing supplement used when taking the knowledge test and questions to help you study. Title: ASA 2014 Airframe PrepwareEdition: 2014Effective: July 2013 The Airframe Prepware has an online version of the computer testing supplement that you will use when taking the knowledge test and questions to help you study for your exam.Title: ASA 2014 Powerplant Test Guide BookEdition: 2014Effective: July 2013 The Powerplant Prepware provides you with an online version of the computer testing supplement that you will be using when taking your knowledge test as well as questions to help you study. Use Prepware 2014 AMT Powerplant for the AMG Aviation Mechanic-Powerplant Knowledge Exam.