User expected to login into Oracle Banking Payments application and use certain function IDs to define the new components. This is typically applicable to Bank business user who requires new functionality.

Example, user need to use function ID UDDMAINT to define new UDF field

User expected to modify some of the parameters in configuration files. This may require restart of application or relevant applications. Typically this is required for application administrators in bank.

Example, user may need to modify the ISO8583 protocol definition

User expected to understand the given function ID working and required to extend the functionality by adding new data sources and fields. This is typically required by IT developer in bank.

Example: User needs to change screen layout, to add new data blocks based on new tables added in database.

User expected to achieve granular control and validations using programming extensions. User expected to know the language used thoroughly in this context. This is typically required by advanced developers in bank.

Example, bank required to modify the defaulting and validation or modify the processing flow at specific call out points.