Online 390 Cics eLearning - Training Resources

OS 390 Introduction This course is an introduction to the IBM OS/390 integrated network operational environment. OS/390 presents all the elements of the S/390 system in one integrated package. This course provides a brief background to mainframe systems, and describes the basic functional areas of the OS/390 environment. The course describes the evolution of OS/390 from IBM's original MVS system and provides a  more...

OS 390 Introduction to CICS Transaction Server ...390 CICS course provides general information about Customer Information Control System (CICS) and methods for employing it to perform basic Online Transaction Processing (OLTP) tasks in a mainframe environment. The course reviews the overall structure and purpose of CICS and introduces basic command levels for CICS in the following areas: management of data and databases, data communication and  more...

OS 390 COBOL This course provides information regarding the use and future directions of COBOL under OS/390. It begins by covering the fundamentals of accessing three important databases and transaction systems from the point of view of the COBOL programmer. These are the CICS online transaction processing system, the DB2 relational database, and the IMS/DB hierarchical database management system. The course  more...

OS/390 CICS/ESA Concepts This course explains the basics of the Customer Information Control System (CICS). It focuses on the single-system environment but also discusses CICSplex and other CICS intercommunication facilities. CICS is IBM's general purpose online transaction processing (OLTP) software, which is used by many organizations to handle transaction processing needs. Some topics discussed in this course are  more...