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A00-280 SAS Certified Clinical Trials Programmer Using SAS 9

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SAS Institute · A00-280

Free A00-280 Exam Dumps Preview

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Question 1

Single choice

Given the data set WORK.BP with the following variable list:

Which output will be created by the program?

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

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Correct answerD

Question 2

Single choice

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?

A
-23
B
11
C
-11
D
23

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Correct answerC

Question 3

Single choice

Which statement correctly adds a label to the data set?

A
DATA two Label="Subjects having duplicate observations"; set one;
run;
B
DATA two;
Label="Subjects having duplicate observations";
set one;
run;
C
DATA two;
set one;
Label dataset="Subjects having duplicate observations"; run;
D
DATA two(Label="Subjects having duplicate observations"); set one;
run;

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Correct answerD

Question 4

Single choice

What is the main focus of 21 CFR Part 11?

A
electronic submission requirements
B
trial safety requirements
C
statistical calculation requirements
D
trial protocol requirements

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Correct answerA

Question 5

Single choice

Given the following data set:

Which SAS program produced this output?

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;

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Correct answerA

Question 6

Single choice

Given the following data set:

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

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;

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Correct answerB

Question 7

Single choice

From the Statistical Analysis Plan, patients age is calculated as an integer relative to date randomized divided by 365.25. Given the following annotated CRF:

Which programming code defines the patient's age?

A
age = int((birthdt-randdt)/365.25);
B
age = int((randdt-birthdt)/365.25);
C
age= int(yrdif(birthdt,randdt, "act/365.25" ));
D
age = int((today()-birthdt)/365.25);

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Correct answerB

Question 8

Single choice

A patient received at least one dose of study medication prior to withdrawing from a study.

Which analysis population would always include this patient?

A
efficacy
B
intent to treat
C
per protocol
D
safety

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Correct answerD

Question 9

Single choice

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

A
data demo (label='Demographics');
set demo;
run;
B
data demo;
set demo (label='Demographics');
run;
C
data demo (label 'Demographics');
set demo;
run;
D
data demo;
set demo;
label demo= 'Demographics';
run;

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Correct answerA

Question 10

Single choice

The following SAS program is submitted.

What result is displayed for the variable COUNT?

A
1
B
2
C
3C.3
D
4D.4

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Correct answerC

Question 11

Single choice

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

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Correct answerB

Question 12

Single choice

Which statement correctly creates a SAS date variable from a character variable?

A
sasdate = input(chardate,date9.);
B
sasdate = 'chardate'd;
C
sasdate = put(chardate,date9.);
D
sasdate = date(chardate,date9.);

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Correct answerA

Question 13

Single choice

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';

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Correct answerA

Question 14

Single choice

Given the following two data sets EX and AE:

Which output data set is produced by the submitted SAS program?

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

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Correct answerB

Question 15

Single choice

Which program will report all created output objects in the log?

A
proc ttest data=WORK.DATA1 ods=trace;
class TREAT;
var RESULTS;
run;
B
ods trace on;
proc ttest data=WORK.DATA1;
class TREAT;
var RESULTS;
run;
C
ods trace=log;
proc ttest data=WORK.DATA1;
class TREAT;
var RESULTS;
run;
D
ods trace log;
proc ttest data=WORK.DATA1;
class TREAT;
var RESULTS;
run;

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Correct answerB

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SAS Certified Clinical Trials Programmer Using SAS 9

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