Understanding AS/400 System Operations is a textbook intended for students learning computer operations and administration on the AS/400 computer system. Offering a unique approach to learning AS/400 operations with extensive end-of-chapter, hands-on labs, self-tests, and review questions, this book uses real-world situations to prepare you from the ground up to be productive with AS/400 operations. This book also covers the requirements of the two IBM AS/400 certification exams: AS/400 Associate System Operator Certification (test 052) and AS/400 Professional System Operator Certification (test 053). The primary goal of this book is to teach you how to perform day-to-day operations on an AS/400 computer system, including IPL, starting and stopping the system, backup and recovery, and system cleanup. Procedures covered include creating and maintaining user environments, device configuration and management, security implementation, work and data management, and TCP/IP configuration. Console operations discussed include jobs, message handling, and working with spool files and peripheral devices. Functions of Operations Navigator are covered. Electronic Customer Support (ECS) and PTF upgrades are also introduced. Working with this book will help you to describe the functions of the operating system . send messages and respond to inquiries, use common CL commands, manage jobs, control work management, describe security problems and solutions, track and manage jobs on the system, manage print functions, identify various device configurations, and perform backups, restores, and PTFs.