SUMMARY:   Through a combination of instructor-led discussions and workshops this seminar will demonstrate the functional capabilities of the S/390-based e-business strategy that incorporates WebSphere, OS/390 JDK and Java Connectors for your existing OS/390 legacy data structures. Through this course each student will become familiar with the OS/390 Java implementation, role Applets and servlets, use of JDBC and configuration and customization of the WebSphere Application Server. AUDIENCE:   System programmers, Java application developers, programmers and other technical professionals that will be responsible for developing Java applications in the OS/390 environment. PREREQUISITES:   Each student should have a basic understanding of the Windows environment and a fundamental knowledge of the Java application programming language. DURATION:   4 Days. APPROACH:   This class is taught by lab and lecture. OBJECTIVES:   Understand the role of JDK in the OS/390 environment Define the multi-tiered models for OS/390 Java Illustrate the capabilities of VisualAge for Java Enterprise Edition Deploy Java servlets and applets to OS/390 Understand the role of WebSphere Application Server Depict the use of JDBC for accessing OS/390 relational structures Define the role of security for running Java applications and servlets Illustrate the role of the Workload Manager Understand the servlet/JSP model in the OS/390 realm Discuss the connections to existing IMS, CICS and DB2 legacy data Explore the role of Java Native Interface (JNI) COURSE CONTENT:   Java & OS/390 Tier Architecture Applets vs. Servlets JDBC VisualAge IDE Design Issues IMS Access CICS Access WAS Deployment Issues