A00-282問題集、SASInstitute実際の試験問題

質問 1

The following SAS program is submitted:
proc univariate date=work.STUDY; by VISIT; class REGION TREAT; var HBA1C GLUCOS; run; You want to store all calculated means and standard deviations in one SAS data set.
Which statement must be added to the program?

A. output mean std;

B. output out=WORK.RESULTS mean=m1 m2 std=s1 s2;

C. ods output out=WORK.RESULTS mean=m1 m2 std=s1 s2;

D. ods output mean=m1 m2 std=s1 s2;

正解: B

質問 2

Which SAS program will apply the data set label 'Demographics' to the data set named DEMO?

A. data demo;
set demo (label='Demographics');
run;

B. data demo; set demo;
label demo= 'Demographics';
run;

C. data demo (label='Demographics');
set demo;
run;

D. data demo (label 'Demographics');
set demo;
run;

正解: C

質問 3

Which code segment includes a statement that would reset the graphics counter and ensure a 6in by
4in image is produced?

A. ods graphics / counter = 1 width = 6in height = 4in;

B. ods graphics / width = 6in height = 4in reset;

C. ods graphics / reset width = 6in height = 4in;

D. ods graphics / width = 6in height = 4in counter = 1;

正解: C

質問 4

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. output mean std;

B. output out=WORK.RESULTS mean=m1 m2 std=s1 s2;

C. ods output out=WORK.RESULTS mean=m1 m2 std=s1 s2;

D. ods output mean=m1 m2 std=s1 s2;

正解: B

質問 5

Which statement will produce report output that can be opened in Microsoft Word?

A. ods rtf='report.rtf';

B. ods rtf file='report.rtf';

C. ods doc file='report.doc';

D. ods type='word' file='report.doc';

正解: B

質問 6

This question will ask you to provide lines of missing code.
Given the following SCORE data set:

Variable LOCF contains the imputed score that would replace the missing SCORE value (based on last observation carried forward method).
Which SAS statements complete the program?

A. LOCF = lag(score); if first.subject then LOCF = .; if score ^= . then LOCF = score;

B. retain LOCF; if first.subject then LOCF = .; if score ^= . then LOCF = score;

C. if first.subject then LOCF = .; if score = . then LOCF = lag(score);

D. retain score; if first.subject then LOCF = .; if score ^= . then LOCF = score;

正解: B

質問 7

Given the data set below, which SAS program correctly counts the of number of unique subjects for each combination of system organ class and treatment?

A. proc sort data=a out=b;
by trta aesoc;
run;
proc freq data=b noprint;
by trta;
table aesoc / out=freq;
run;

B. proc sort data=a out=b nodupkey;
by trta aesoc subjidn;
run;
proc freq data=b noprint;
by trta;
table aesoc / out=freq;
run;

C. proc sort data=a out=b nodupkey;
by trta aesoc;
run;
proc freq data=b noprint;
by trta;
table aesoc / out=freq;
run;

D. proc sort data=a out=b;
by trta aesoc subjidn;
run;
proc freq data=b noprint;
by trta;
table aesoc/out=freq;
run;

正解: B

質問 8

A SAS program is submitted and the following log is written.

What is the cause of this error message?

A. The DO loop tries to get a value from a variable which does not exist.

B. The IF statement tries to get ARRAY elements which are not declared.

C. The ARRAY declaration is syntactically incorrect.

D. The IF statement is syntactically incorrect.

正解: B

質問 9

Given the following code executed with system date and time of April 29, 2020 at 10:33 AM:
data _null_;
daytim=put("&sysdate"d,date9.)||" "||put("&systime"t,time8.);
call symputx("nowdate", daytim);
run;
%put &nowdate;
The output of the macro variable "nowdate" in the log will be:

A. 29APR2020 10:33:00

B. daytim

C. &nowdate

D. 29APR2020 10:33 AM

正解: A

SASInstitute Clinical Trials Programming Using SAS 9.4 - A00-282 模擬練習