AUDIENCE:   Programmers responsible for writing and/or maintaining RPG IV code. PREREQUISITES:   Before taking this course, a student should: · Have a basic knowledge of SEU. · Know about the concepts of externally described files (i.e. DDS). · Be familiar with the facilities of iSeries/i5 (menus, CL commands, jobs, etc). · Have a basic knowledge of programming (sequence, loops, subroutines etc.). DURATION:   5 days. Hands on. OBJECTIVES:   On completion of the course, participants should be able to code and debug simple RPGIV programs, both interactive and batch. Specifically the student will understand: · How data is stored and manipulated by RPG · RPGIV...coding structure, indicators, operation codes, etc. · Record retrieval operations · Workstation and printer file handling · Tables and arrays · Program calling and parameter passing · Structured programming techniques · Data structures and data areas. · Multiple occurrence data structures · Subfiles · Error Handling · Debug COURSE CONTENT:   RPG Specifications Indicators Operation codes Reserved Values Interactive Debug Arrays Data Structures and Data Areas Exception/Error Handling Introduction to Subfiles Message Subfiles Application Program Interfaces More on Subfiles Introduction to subprocedures and ILE