This text provides complete coverage of both the developer and programmer exams for Java 2 certification. There are more than 500 sample questions and exercises included in the book/CD package test, for comprehension and to prepare readers for the Sun exams. Exam tips highlight actual exam topics and an easy-to-use map of exam objectives facilitates quick access for exam review. Technical discussion sidebars offer in-depth understanding, while drawings and photos enhance the learning experience.