Sheffield School’s ADX Prep app uses an extremely clean, easy-to-navigate interface, and includes the most comprehensive FAA Airline Dispatcher Knowledge Exam preparation set of tools found anywhere. What makes Sheffield School’s ADX Test Prep unique are the variety of different preparation modes and the quality and quantity of explanations. For approximately 70 years, Aircraft Dispatcher certification has been OUR BUSINESS. Let Sheffield School’s ADX Prep give you complete access to the most detailed quizzes, comprehensive study mode, user-designed tests, 80-question ADX Test simulator, detailed references and links, test bookmarking & saving, and explanations authored by the industry's leaders, that actually EXPLAIN using text, graphics, audio, and video, when applicable. Questions, answers, audio, and video explanations are updated weekly via a behind-the scenes database. No traditional “waiting while updating” is required. If you’re serious about passing the ADX Test in an enjoyable, yet efficient manner, let Sheffield School, the World’s Oldest FAA Aircraft Dispatcher School show you the best route. Bonus for future dispatcher students: this is the only app that will directly tell you which questions and answer choices are flawed or include serious errors, and how to avoid repeating those errors during your FAA Airline Dispatcher training. One single app could be a valuable investment. Features: * The largest volume of sample test questions, figures/legends/tables, explanations, and media files accessible anywhere within a sleek, uncluttered, stable app. * Multiple Modes allow the user to customize ‘quick-quizzes’ with immediate feedback, or study using text, images, audio, and video all directed into your app using a dedicated server. * Customized, scored tests based on different sections and subsections of material – no clicking of a subject only to be barraged by too many questions. * An ADX Test simulator, using a realistic algorithm produces 80-question practice exams, that utilize a customized timer, detailed exam log, and analysis of correct and incorrect answers with their respective explanations. * A MORE button leading to countless resources, useful web links, more interactive practice, and free books and supplements, saved tests, exam logs, as well as direct links to our numerous social media sites. * Every minor update is immediate, behind the scenes, and free with no downloads required and no update buttons to be pushed. No database loading failures. * Immediate and free changes to be considered based on user-submitted recommendations. *Find valuable “Easter Eggs” within the app that can result in valuable returns on your investment and other discounts! * A few special hidden “surprises” within this app and more in the near future! [Buying one app now could save you more later – much more...] *This app has no expiration date as some other test prep apps do.