The CICS® catalog
manager example application uses two VSAM files: the catalog file
which contains the details of all items stocked and their stock levels,
and the configuration file which holds user-selected options for the
application.
Catalog file
The catalog file is a KSDS VSAM file which contains all
information relating to the product inventory.
Configuration file
The configuration file is a KSDS VSAM file which contains
information used to configure the example application.