The first officially authorized study guide for the challenging Sun Certified Enterprise Architect for Java 2 Platform, Enterprise Edition exams. Java platform experts Cade and Roberts provide expert guidance and background for designing effective J2EETM technology architectures - as well as comprehensive preparation for every exam element - multiple-choice exam, assignment, and essay. You'll find start-to-finish coverage of key J2EE platform architectural issues and every exam objective, including - Understanding the goals of system architecture ; Creating requirements and architectural documents that serve as blueprints for the entire development process ; Leveraging proven design patterns ; Identifying the right J2EE technologies and APIs for your application ; Maximizing security and accounting for firewalls in enterprise environments ; Providing legacy access - appropriate techniques and errors to avoid ; Using the Enterprise JavaBeansTM architecture Container Model to maximize scalability ; Evaluating the advantages and weaknesses of existing architectures.