SAS Institute A00-280 Online Practice Questions and Exam Preparation

SAS Institute A00-280 Online Questions & Answers

• Question 21:

  A subject reports a medication started in March of 2007 but cannot recall the day number. What is the value stored in the SDTM domain CM.CMSTDTC variable?

  A. 00MAR2007
  B. 2007 03
  C. MAR2007
  D. 2007-03
  D. 2007-03

• Question 22:

  This question will ask you to provide a line of missing code.

  The following SAS program is submitted:

  

  Which statement is required to produce this output?

  A. TABLES site*group /nocol;
  B. TABLES site*group /norow;
  C. TABLES site*group;
  D. TABLES site*group /nocol norow;D. TABLES site*group /nocol norow;
  A. TABLES site*group /nocol;

• Question 23:

  The following question will ask you to provide a line of missing code.

  

  The following program is submitted to output observations from data set ONE that have more than one record per patient.

  In the space below, enter the line of code that will correctly complete the program (Case is ignored. Do not add leading or trailing spaces to your answer.).

  BYSUBJID

• Question 24:

  The following SAS program is submitted:

  %let Av=age;

  %macro LABD(Av=weight);

  %let Av=gend; %mend;

  %LABD(Av=height)

  %put Av is andAv;

  What will be written to the SAS log?

  A. Av is weight
  B. Av is gend
  C. Av is height
  D. Av is age
  D. Av is age

• Question 25:

  This question will ask you to provide a line of missing code.

  

  Which line of code would produce the blue notes in the log?

  A. if indm ne indisp then output 'MERGE ISSUE: ' subjid indm indisp ;
  B. if indm ne indisp then put 'MERGE ISSUE: ' subjid= indm= indisp=;
  C. %if indm ne indisp %then %put 'MERGE ISSUE: ' subjid= indm= indisp=;
  D. if indm ne indisp then put 'MERGE ISSUE: ' _all_ ;
  B. if indm ne indisp then put 'MERGE ISSUE: ' subjid= indm= indisp=;

• Question 26:

  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 indexc(TRT, 'ABC') eq 0 then output;
  B. if index(TRT, 'ABC') eq 0 then output;
  C. if find(TRT, 'ABC') eq 0 then output;
  D. if indexw(TRT, 'ABC') eq 0 then output;
  A. if indexc(TRT, 'ABC') eq 0 then output;

• Question 27:

  A Statistical Analysis Plan (SAP) defines the selection process for baseline records. This instructs the programmer to choose the last non-missing analyte value prior to first study drug administration (date/time). The DEMO data set contains the date/time of first study drug administration for subject:

  

  What will be the resulting baseline values, as selected per the SAP instructions?

  

  A. Option A
  B. Option B
  C. Option C
  D. Option D
  D. Option D

• Question 28:

  Which option for PROC COMPARE will list all observations and variables found in only one of the two data sets being compared?

  A. LISTALL
  B. OUTALL
  C. ALLOBS
  D. OUTDIFF
  A. LISTALL

• Question 29:

  The following SAS program is submitted:

  

  Which alternative program creates an equivalent BASE_BP data set?

  A. proc sort data=VS (keep=usubjid vsstresn vstestcd) out=BASE_BP (drop=vstestcd); where vstestcd in('DIABP','SYSBP'); by usubjid; run;
  B. data BASE_BP; set VS (keep=usubjid vsstresn); if vstestcd in('DIABP','SYSBP'); run;
  C. proc sort data=VS (keep=usubjid vsstresn vstestcd) out=BASE_BP (drop=vstestcd); by usubjid; if vstestcd in('DIABP','SYSBP'); run;
  D. data BASE_BP (keep=usubjid vsstresn vstestcd); set VS (drop=vstestcd); if vstestcd in('DIABP','SYSBP'); run;
  A. proc sort data=VS (keep=usubjid vsstresn vstestcd) out=BASE_BP (drop=vstestcd); where vstestcd in('DIABP','SYSBP'); by usubjid; run;

• Question 30:

  Given the SAS data set WORK.BP

  

  What is the result?

  A. WORK.HIGHBP has 1 observation WORK.NORMBP has 1 observation WORK.INVESTBP has 3 observations
  B. WORK.HIGHBP has 1 observation WORK.NORMBP has 1 observation WORK.INVESTBP has 4 observations
  C. WORK.HIGHBP has 1 observation WORK.NORMBP has 1 observation WORK.INVESTBP has 2 observations
  D. WORK.HIGHBP has 2 observations WORK.NORMBP has 2 observations WORK.INVESTBP has 3 observations
  B. WORK.HIGHBP has 1 observation WORK.NORMBP has 1 observation WORK.INVESTBP has 4 observations