This book prepares candidates testing June 2019 and later. CISA Review Manual, 27th Edition is a comprehensive reference guide designed to help individuals prepare for the CISA exam and understand the roles and responsibilities of an information systems (IS) auditor. The manual has been revised according to the 2019 CISA Job Practice and represents the most current, comprehensive, peer-reviewed IS audit, assurance, security and control resource available worldwide. The 27th Edition is organized to assist candidates in understanding essential concepts and studying the CISA 2019 Job Practice Areas. Also included are definitions of terms most commonly found on the exam. This manual is excellent as a stand-alone document for individual study, as a guide or reference for study groups and instructor-led training events, and it can also be used in conjunction with the: CISA Review Questions, Answers & Explanations Manual, 12th Edition, CISA Review Questions, Answers & Explanations Database - 12 Month Subscription (Available at ISACA.org), CISA Online Review Course (Available at ISACA.org), CISA Virtual or Live Instructor-led Training (Available at ISACA.org)