Linux deployment continues to increase, and so does the demand for qualified and certified Linux system administrators. If you’re seeking a job-based certification from the Linux Professional Institute (LPI), this updated guide will help you prepare for the technically challenging LPIC Level 1 Exams 101 and 102.

Learn the latest principles and certification objectives in The PMBOK Guide, Fourth Edition, in a unique and inspiring way with Head First PMP . The second edition of this book helps you prepare for the PMP certification exam using a visually rich format designed for the way your brain works. You’ll find a full-length sample exam included inside the book.

This book will help you prepare for and pass the Sun Certified Programmer for the Java Platform SE 6 (CX-310-065) Exam. It is written for any experienced programmer (with or without previous knowledge of Java) interested in mastering the Java programming language and passing the SCJP 1.6 Exam.

If you’re preparing for the new CompTIA 2006 certification in A+, or the current Network+ and Security+ certifications, you’ll find this book invaluable. Its concise easy-to-use format provides all the information you need to get ready for the exams, including the four new A+ exams – the required Essentials exam and three elective exams that pertain to your area of specialization.

Zend’s new PHP 5 Certification Exam represent an excellent tool for professional PHP developers who want to distinguish themselves in their field. php|architect’s Zend PHP 5 Certification Study Guide, edited and produced by the publishers of php|architect magazine, provides the most comprehensive and thorough preparation tool for developers who wish to take the exam.

Primarily written for developers who know basic Java and want to pass the Sun Certified Business Component Developer exam CX-310-090, this study kit shows how to use EJB in developing enterprise applications. With the popularity of J2EE in the enterprise, SCBCD certification is an important credential for an EJB developer to earn. Focused on the exam objectives, the content goes beyond simply “exam-cram”. More than 130 review questions with answers distributed over all chapters and an Exam’s Eye View section at the end of each chapter that emphasizes the important points in the chapter from the exam’s perspective are provided.