[A00-211, Crambible] SAS Q89 - _all_

SAS Base, A00-211 Crambible 

SAS 베이스 자격증

QUESTION NO 89

The following program is submitted:
proc contents data=_all_;
run;

Which statement best describes the output from the submitted program?

A. The output contains only a list of the SAS data sets that are contained in the WORK library.

B. The output displays only the contents of the SAS data sets that are contained in the WORK library.

C. The output displays only the variables in the SAS data sets that are contained in the WORK library.

D. The output contains a list of the SAS data sets that are contained in the WORK library and displays the contents of those data sets.

proc contents data=library.데이터 이여야하는데요. 하지만 이때 _all_이라고 지정할 경우, defaust값으로 되어있는 work라이브러리에 있는 모든 데이터를 보여달라는 명령어입니다. 

Answer: D