SASInstitute A00-281 問題集

質問 1：
CORRECT TEXT
This question will ask you to provide a line of missing code.

Given the following data set LABS(only first 10 lines shown): In the space below, enter the statement that completes the program to produce the desired output (Case is ignored. Do not add leading or trailing spaces to your answer.).

正解：
IDLABTEST;,IDLABTEST;,IDLABTEST

質問 2：
Given the following SAS program:

Which statement correctly identifies invalid values in the variable TRT, if only the values 'A', B', 'C are valid?
A. if index(TRT, 'ABC') eq 0 then output;
B. if indexc(TRT, 'ABC') eq 0 then output;
C. if find(TRT, 'ABC') eq 0 then output;
D. if indexw(TRT, 'ABC') eq 0 then output;
正解：B

質問 3：
The following SAS program is submitted:

You want to store all calculated means and standard deviations in one SAS data set.
Which statement must be added to the program?
A. ods output out=WORK.RESULTS mean=m1 m2 std=s1 s2;
B. output out=WORK.RESULTS mean=m1 m2 std=s1 s2;
C. ods output mean=m1 m2 std=s1 s2;
D. output mean std;
正解：B

質問 4：
CORRECT TEXT
Given the following work data set containing Treatment-Emergent Adverse Events:

In the space below, enter the numeric value of x for "Severe" events under HEADACHE.

正解：
2

質問 5：
Which statement will create a report footnote that identifies the date and time that the SAS program was executed?
A. footnote1 'Created on &sysdate9 &systime';
B. footnote1 = 'Created on &sysdate9 &systime';
C. footnote1 "Created on &sysdate9 &systime";
D. footnote1 = "Created on &sysdate9 &systime";
正解：C

質問 6：
The following SAS program is submitted:

Which alternative program creates an equivalent BASE_BP data set?
A. data BASE_BP; set VS (keep=usubjid vsstresn); if vstestcd in('DIABP','SYSBP'); run;
B. data BASE_BP (keep=usubjid vsstresn vstestcd);
set VS (drop=vstestcd);
if vstestcd in('DIABP','SYSBP');
run;
C. proc sort data=VS (keep=usubjid vsstresn vstestcd)
out=BASE_BP (drop=vstestcd);
where vstestcd in('DIABP','SYSBP');
by usubjid;
run;
D. proc sort data=VS (keep=usubjid vsstresn vstestcd)
out=BASE_BP (drop=vstestcd);
by usubjid;
if vstestcd in('DIABP','SYSBP');
run;
正解：C