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  4. A00-280 - Clinical Trials Programming Using SAS 9

SAS Institute A00-280 Clinical Trials Programming Using SAS 9 Exam Practice Test

Demo: 14 questions
Total 99 questions
Get A00-280 Full Access Download A00-280 PDF

Clinical Trials Programming Using SAS 9 Questions and Answers

Question 1

This question will ask you to provide lines of missing code.

Which ODS statements, inserted respectively in the two locations indicated above, create a report stored in a PDF file?

Options:

A.

ods pdf open='AE.pdf';

ods pdf close;

B.

ods file open='AE.pdf' type=pdf;

ods file close;

C.

ods pdf file='AE.pdf';

ods pdf close;

D.

ods file pdf='AE.pdf';

ods file close;

Question 2

The following SAS program is submitted:

Which alternative program creates an equivalent BASE_BP data set?

Options:

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;

Question 3

Given the following data at WORK DEMO:

Which SAS program prints only the first 5 males in this order from the data set?

Options:

A.

proc sort data=WORK.DEMO out=out;

by sex;

run;

proc print data= out (obs=5);

run;

B.

proc print data=WORK.DEMO(obs=5);

where Sex='M';

run;

C.

proc print data=WORK.DEMO(where=(sex='M'));

where obs<=5;

run;

D.

proc sort data=WORK.DEMO out=out;

by sex descending;

run;

proc print data= out (obs=5);

run;

Question 4

A Statistical Analysis Plan defines study day as the number of days between the visit date and the date of randomization plus one day.

The following SAS program is submitted using a macro from the project's library:

How is the STUDYDAY macro defined?

Options:

A.

%MACRO studyday(rand, visit) ;

&vdt. ?&rdt. + 1

%MEND studyday ;

B.

%MACRO studyday(rand=, visit=) ;

&vdt. ?&rdt. + 1

%MEND studyday ;

C.

%MACRO studyday(rand, visit) ;

&visit. ?&rand. + 1

%MEND studyday ;

D.

%MACRO studyday(visit=, rand=) ;

&visit. ?&rand. + 1

%MEND studyday ;

Question 5

Given the following data set:

Which SAS program produced this output?

Options:

A.

proc sort data=one(where=(age>50)) out=two;

by subjid;

run;

B.

proc sort data=one(if=(age>50)) out=two;

by subjid;

run;

C.

proc sort data=one out=two;

where=(age>50);

by subjid;

run;

D.

proc sort data=one out=two;

if age>50;

by subjid;

run;

Question 6

Where would you store a value collected on a case report form but not defined in an SDTM domain?

Options:

A.

RELREC

B.

DM

C.

SUPPQUAL

D.

SC

Question 7

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?

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 8

Given the SAS data set WORK.VS1:

Which value will be assigned to variable TOTAL?

Options:

A.

missing

B.

112

C.

140

D.

560

Question 9

Given the following vital signs data:

Baseline is defined as the last non-missing value prior to Day 1.

What is the value for the change from baseline for Week 1 for Subject 2?

Options:

A.

-23

B.

11

C.

-11

D.

23

Question 10

A patient received at least one dose of study medication prior to withdrawing from a study. Which analysis population would always include this patient?

Options:

A.

efficacy

B.

intent to treat

C.

per protocol

D.

safety

Question 11

Given the following data set:

Which program was used to prepare the data for this PROC PRINT output?

Options:

A.

proc sort data=one out=two;

by subjid;

run;

B.

proc sort data=one out=two nodupkey;

by subjid;

run;

C.

proc sort data=one out=two nodup;

by subjid;

run;

D.

proc sort data=one out=two nodupkey;

by subjid trt;

run;

Question 12

Given the following SCORE data set:

Based on the concept of Last Observation Carried Forward, what will be the value for SCORE for the Week 12

Options:

A.

157

B.

152

C.

missing

D.

151

Question 13

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?

Options:

A.

00MAR2007

B.

2007 03

C.

MAR2007

D.

2007-03

Question 14

What is the main focus of 21 CFR Part 11?

Options:

A.

electronic submission requirements

B.

trial safety requirements

C.

statistical calculation requirements

D.

trial protocol requirements

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Demo: 14 questions
Total 99 questions
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