Activating the CTMDSRN Utility
The following DD statements are used to activate the utilities:
- STDOUT - output stream of a script
 - STDIN - input stream.
 - SYSPRINT - diagnostic and trace messages of the utility
 - SCRIPT - refer to the file where the script to be run is located (optional)
 - SYSIN - input parameters
 - DEFPARMS - refers to the file with the default parameters