Course Description

Creating and Using DLLs in z/OS

Course Code: M-525
Recommended Duration: 1 Day


This course helps experienced programmers create and invoke DLLs (Dynamic Link Libraries) from any of these four languages: Assembler, COBOL, PL/I, and C.


Experienced programmers who need to create or maintain applications that use DLLs.


At the very least, the student entering this course should have a strong programming background in at least one of: COBOL, PL/I, C, or Assembler.

Related IBM Materials

This course is drawn from these and other IBM manuals; access to these publications in the classroom is desirable but not required:

SA22-7832 - z/Architecture Principles of Ops.
SC26-4940 - HLASM Language Reference
SA22-7606 - Assembler Services Reference, I
SA22-7607 - Assembler Services Reference, II
SC27-1408 - Enterprise COBOL Language Reference
SC27-1412 - Enterprise COBOL Programming Gde.
SC27-1460 - Enterprise PL/I Language Reference
SC27-1457 - Enterprise PL/I Programming Guide
SC09-4815 - XL C/C++ Language Reference
SC09-4765 - XL C/C++ Programming Guide
SC09-4767 - XL C/C++ User's Guide
SA22-7821 - XL C/C++ Run-Time Library Ref.
SA22-7643 - MVS Program Mgmt. User's Guide
SA22-7644 - MVS Program Mgmt. Advanced Facilities

Major Topics Include



There are two hands-on exercises.



  1. The exercises are designed to be solved using any (or all) of COBOL, PL/I, Assembler, or C; there are starter programs supplied in all four languages, along with necessary JCL.











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