RE1450 - Programming User Exits for the IBM 4680-4690 Supermarket Application

This course teaches you how to customize the IBM 4680-4690 IBM Supermarket Application via user exit code using the programming support facilities of the 4690 Operating System.

People responsible for programming modifications via User Exits contained in the IBM 4680-4690 Supermarket Application.

• The Terminal Sales Application course environment
• Supermarket Application User Exits (terminal and controller)
• Review of user exit compilable modules
• The IO Processor and Input Sequence Tables
• Debug facilities pertinent to user exit code
• Review of file types and BASIC file-related statements
• Transaction Summary Log Processing
• Case study exercises

After completing this course, you should be able to use the IBM 4690 system to develop, test, and implement designated changes or new functions through user exits in both terminal and controller applications.

Before taking this course, you should:

• Have completed course RE1440 "Introduction to 4680 BASIC and Writing Controller Applications"
• Have completed course RE1050 "4690 Operating System Workshop"
• Have completed course RE1160 "IBM 4680-4690 Supermarket Application Planning"

Enroll in this offering.

After submitting the enrollment form, you will receive confirmation via email. Enrollment requests are processed manually, and confirmations and course access instructions are normally sent within 24 hours. However, in certain circumstances it may take up to 48 hours before your confirmation email is sent.