This blog records some ideas, notes, and information of my works and studies in information technology.

Friday, June 12, 2009

The introduction of SCBCD

Sun Certified Business Component Developer for the Java Platform, Enterprise Edition 5 (CX-310-091)


EJB 3.0 Overview


  • Identify the uses, benefits, and characteristics of Enterprise JavaBeans technology, for version 3.0 of the EJB specification.
  • Identify the APIs that all EJB 3.0 containers must make available to developers.
  • Identify correct and incorrect statements or examples about EJB programming restrictions.
  • Match the seven EJB roles with the corresponding description of the role's responsibilities.
  • Describe the packaging and deployment requirements for enterprise beans.
  • Describe the purposes and uses of annotations and deployment descriptors, including how the two mechanisms interact, how overriding is handled, and how these mechanisms function at the class, method, and field levels.

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