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SAS Institute A00-281 Dumps

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Total 99 questions

Clinical Trials Programming Using SAS 9 – Accelerated Version Questions and Answers

Question 1

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

The following SAS program is submitted:

In the space below, enter the statement that completes the program correctly (Case is ignored. Do not add leading or trailing spaces to your answer.).

Options:

Question 2

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?

Options:

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);

Question 3

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

Options:

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;

Question 4

The following SAS program is submitted.

What result is displayed for the variable COUNT?

Options:

A.

1

B.

2

C.

3C.3

D.

4D.4

Question 5

You have acquired an existing program from a coworker which uses a macro. It is not immediately clear to you what this macro is doing. Which OPTION can be used to put the SAS statements generated by the macro execution into the LOG?

Options:

A.

MPRINT

B.

SYMBOLGEN

C.

MLOGIC

D.

MRECALL

Question 6

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;

Question 7

Which name is a valid SAS V5 variable name?

Options:

A.

_AESTDTC

B.

AESTARTDTC

C.

AE-STDTC

D.

AE_START_DTC

Question 8

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 9

This question will ask you to provide a missing option.

Given an existing work data set (DM), the following code is submitted:

Options:

A.

MPRINT

B.

SYMBOLGEN

C.

MLOGIC

D.

MRECALL

Question 10

Given two data sets with the following variables:

Why is the blue note showing in the log?

Options:

A.

The variable VISIT occurs in both data sets but is not included in the BY statement.

B.

There are no observations with matching values for SUBJID in either data set.

C.

There are multiple observations with the same value for SUBJID in both data sets.

D.

One of the two data sets has multiple observations with the same value for SUBJID.

Question 11

Given the following data set DEMOG:

Which selection below would be considered hard-coding?

Options:

A.

if sexcd eq 1 then sex = "Male" ;

else if sexcd eq 2 then sex = "Female" ;

B.

if site eq 1 then sexcd = 2 ;

else if site eq 2 then sexcd = 1 ;

C.

if site eq 1 and sexcd ne 2 then check = 1 ;

else if site eq 2 and sexcd ne 1 then check = 2 ;

D.

birthdt = input(dob, mmddyy10.) ;

Question 12

The following SAS program is submitted:

What will be the result when the program executes?

Options:

A.

num3 assigned a missing value

B.

num3 assigned a value of 0

C.

num3 assigned a value of 1

D.

An error due to mixed variable types in the assignment statement.

Question 13

You want 90% confidence limits for a binomial proportion from a one-way table with PROC FREQ. Which option must you add to the TABLES statement?

Options:

A.

BINOMIAL

B.

BINOMIAL ALPHA=0.9

C.

BINOMIAL ALPHA=90

D.

BINOMIAL ALPHA=0.1

Question 14

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 ;

Page: 1 / 4
Total 99 questions