Application programmers with some experience in COBOL who require formal training in the advanced language features and programming techniques in the IBM z/OS COBOL environment.
Attending our COBOL Programming Part 1 course, or an equivalent level of knowledge, is assumed.
5 days. Hands on.
This course is designed to improve students' knowledge of COBOL. Each delegate will write, execute and debug COBOL programs which stress the advanced features of the language. This will include multi-dimensional and variable length tables, sub-program calls and VSAM file manipulation. Programming standards and style will be addressed throughout.
WRITE statement (printing).
Suppression and Replacement.
PERFORM with VARYING.
Table Access (Subscripting and Indexing).
Variable Length Tables.
PARM in JCL and its effect upon COBOL
Use of static and dynamic calls.
Coding a subprogram.
EXIT PROGRAM statement.
VSAM File Processing
ESDS, KSDS and RRDS VSAM files.
RETURN-CODE and System Codes
Character-based intrinsic functions.
Arithmetic intrinsic functions.
Date/Time related intrinsic functions.