You are a solution architect on a brownfield project where an SAP ECC 6.0 system is being migrated to SAP S/4HANA. Critical legacy applications must be migrated to the new system. There is some debate on the project team as to the app use:
Application 1 was originally written using classic ABAP. The underlying SAP tables that the application originally used and the data now exists in a new simplified table in SAP S/4HANA Cloud public edition (to which table extension: data needed for the application resides in SAP Ariba. Remote interfaces exist for both to select the data.
Application 2 was originally written using Java and relied upon tables from the SAP ECC 6.0 system as well as S will be retired; however, the SAP S/4HANA Cloud public edition instance has all the data needed for the application to select the data.
Which of the following approaches should the customer use? Note: There are 2 correct answers to this question.