先試後買

A. go_if1 may call method m2 with go_if->m2( - ).

B. go_cl1 may call method m1 with go_cl1->if1~m1(-_-).

C. Instead of go_cl1 = NEW #(-) you could use go_if1 = NEW cl1(-).

D. go_if1 may call method m1 with go_f1->m1()

E. Instead of go_cl1 = NEW #(-) you could use go_if1 = NEW #(__)

A.

B.

C.

D.

A. cx_sy_zerodivide

B. cx_sy_itab_line_not_found

C. cx_sy_conversion_no_number

A. They can expose an entire data source without listing individual fields.

B. The data sources are linked using an ON clause.

C. An alias can be assigned to the data sources and to the fields in the field list.

D. The field list can include fields of the linked table without specifying the name of the corresponding data source.

A. ABAP runtime checks

B. ABAP compiler

C. ABAP release contracts

D. ABAP platform reuse services

A. Inheritance

B. Casting

C. Singleton

D. Redefiniton

A. N

B. D

C. C

D. P

A. The code is expression-based.

B. Keywords are case-sensitive.

C. A data object's type can change at runtime.

D. It has built-in database access.