SAP ABAP Program TREX_TEST_ABAP_COMPONENT4 (Test: generate nested internal table from ABAP component) is using

• Class (9)
• Table/Structure Field (7)
• Function Module (1)
• Class Method (8)
• Table (2)

#	Object Type	Object Name	Object Description	Note
1	Class	CL_ABAP_DATADESCR	Runtime Type Services
2	Class	CL_ABAP_STRUCTDESCR	Runtime Type Services
3	Class	CL_ABAP_TABLEDESCR	Runtime Type Services
4	Class	CL_ABAP_TYPEDESCR	Runtime Type Services
5	Class	CL_TREX_STRUCTURE	Structure Abstraction
6	Class	CL_TREX_TEST_TABLE	Generic Table for Testing
7	Class	CL_TREX_UTILITY	TREX utility.
8	Class	CX_ROOT	Abstract Superclass for All Global Exceptions
9	Class	CX_TREX_BAD_REQUEST	Unexpected data received from application.