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  5. Clinical Trials Programming Using SAS 9 – Accelerated Version Questions and Answers
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A00-281 Clinical Trials Programming Using SAS 9 – Accelerated Version Questions and Answers

Questions 4

Given the following partial output data set:

Which code was used to create AGECAT?

Options:

A.

if age <18 then AGECAT=1;

if 18<=AGE<=40 then AGECAT=2;

else AGECAT=3;

B.

if age <=18 then do AGECAT=1;

else if 18

else do AGECAT=3;

C.

if age <18 then AGECAT=1;

else if 18<=AGE<=40 then AGECAT=2;

else AGECAT=3;

D.

if age <=18 then AGECAT=1;

else if 18

else AGECAT=3;

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Questions 5

A Statistical Analysis Plan describes a clinical trial as "A 12 week, double-blind, placebo-controlled, randomized, multi-center study." Double-blind refers to which groups in this study?

Options:

A.

treatment and control group

B.

investigator and subjects

C.

statistician and sponsor

D.

sponsor and investigator

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Questions 6

Which CDISC filename contains the following items?

• Variable attributes

• Controlled terminology

• Computational methods

Enter your answer in the space below (Case is ignored. Do not add leading or trailing spaces to your answer.).

Options:

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Questions 7

The following SAS program is submitted:

%let Av=age;

%macro LABD(Av=weight);

%let Av=gend; %mend;

%LABD(Av=height)

%put Av is &Av;

What will be written to the SAS log?

Options:

A.

Av is weight

B.

Av is gend

C.

Av is height

D.

Av is age

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Questions 8

Identify the CDISC model with the following characteristics:

• XML-based content and format standard

• facilitates the archive and interchange of the metadata and data for clinical research

• provides an accurate audit trail that is 21 CRF Part II compliant

Options:

A.

Analysis Data Model (ADaM)

B.

Operational Data Model (ODM)

C.

Study Data Tabulation Model (SDTM)

D.

Trial Design Model (TDM)

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Questions 9

What information can be found in the SAS Dictionary tables? (Choose two.)

Options:

A.

datasets contained within a specified library

B.

values contained within a specified format

C.

variables contained within a specified dataset

D.

values contained within a specified variable

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Questions 10

The purpose of the ADaM model is to provide a framework that:

Options:

A.

enables the tabulation of the raw source data

B.

enables the creation of study patient profiles

C.

enables the statistical analysis of the data

D.

can be used to generate the CDISC ODM

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Questions 11

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

Given the input SAS data set LABRAW:

Which DO LOOP will create the output SAS data set WORK.LAB_NEW?

Options:

A.

do i=1 to 2;

visit=i;

date=dat{i};

result=num{i};

output;

end;

B.

do i=1 to 2;

visit=i;

date=dat{i};

result=num{i};

end;

output;

C.

do i=1 to 2;

do j=1 to 2;

visit=i;

date=dat{j};

result=num{j};

output;

end;

D.

do i=1 to 2;

do j=1 to 2;

visit=i;

date=dat{j};

result=num{j};

end;

output;

end;

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Questions 12

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

What is the cause of this error message?

Options:

A.

The ARRAY declaration is syntactically incorrect.

B.

The IF statement is syntactically incorrect.

C.

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

D.

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

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Questions 13

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?

Options:

A.

LOCF = lag(score) ;

if first.subject then LOCF = . ;

if score ^= . then LOCF = score ;

B.

if first.subject then LOCF = . ;

if score = . then LOCF = lag(score) ;

C.

retain LOCF ;

if first.subject then LOCF = . ;

if score ^= . then LOCF = score ;

D.

retain score ;

if first.subject then LOCF = . ;

if score ^= . then LOCF = score ;

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Questions 14

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?

Options:

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;

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Exam Code: A00-281
Exam Name: Clinical Trials Programming Using SAS 9 – Accelerated Version
Last Update: Dec 22, 2024
Questions: 99