SAP ABAP Function Module CAT_EXTERNAL_EXECUTE (CATT - Download and execute external files) is using

• Class (3)
• Data Element (4)
• Table/Structure Field (26)
• Function Module (4)
• Message Number (1)
• Class Method (4)
• Table (10)

#	Object Type	Object Name	Object Description	Note
1	Class	CL_ABAP_CONV_IN_CE	Code Page and Endian Conversion (External -> System Format)
2	Class	CL_GUI_CFW	Control Framework Basic Class
3	Class	CL_GUI_FRONTEND_SERVICES	Frontend Services