دانلود کتاب Sun Certified Enterprise Architect for J2EE Study Guide (Exam 310-051)

The Only Certification Study System Based on 300,000+ Hours of IT Training Experience100% Complete Coverage-All official test objectives for the Enterprise Architect for J2EE exam are covered in detail Hands-on Exercises-Step-by-step instruction modeled after classroom labs Exam Watch-Warnings based on thorough post-exam research identifying the most troublesome exam topics and how to answer them correctly Simulated Exam Questions-Certification questions that closely model the format, tone, topics, and difficulty of the real exam-all with in-depth answers Full coverage of the topics you need to review, including how to:Understand J2EE architecture and system requirements Provide access to legacy systems Use entity, stateful session, and stateless session beans appropriately Make use of bean pooling in an Enterprise JavaBeans container Identify firewall features that might interfere with protocol operation Use the Gamma et al. and other design patterns Enable synchronous and asynchronous messaging Customize applications for international deployment Apply J2EE security mechanisms to the design, implementation, and deployment of secure enterprise applications