JCL – Job Control Language.
JCL – Job Control Language. Job Control Language (JCL) is a scripting language used on IBM mainframe operating systems. […]
JCL – Job Control Language. Job Control Language (JCL) is a scripting language used on IBM mainframe operating systems. […]
The Object Access Method (OAM) help to access files in the operating system (OS) via certain command line codes. Unlike […]
In IBM mainframe operating systems, basic partitioned access method (BPAM) is an access method for libraries with a specific structure, […]
QSAM stands for Queued Sequential Access Method. This is an extended version of the basic sequential access method (BSAM). When […]
BSAM is Basic Sequential Access Method. This is an access method for storing or retrieving data blocks in a continuous […]
Basic Direct Access Method (BDAM) arranges records in any sequence your program indicates, and retrieves records by actual or relative […]
IMS DB in Mainframes On July 20, 1969, the human race accomplished its single greatest technological achievement of all […]
VSAM The term Virtual Storage Access Method (VSAM) applies to both a data set type and the access method used […]
What is REXX? REXX was developed at IBM by Mike Cowlishaw. REXX is a computer programming language that’s easy to […]
What REXX is Not! REXX is NOT CLIST! — REXX is NOT TSO! — REXX is NOT ISPF! — […]