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2014年5月13日星期二

Dernières SASInstitute A00-240 A00-201 de la pratique de l'examen questions et réponses téléchargement gratuit

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Code d'Examen: A00-240
Nom d'Examen: SASInstitute (SAS Certified Statistical Business Analyst Using SAS 9: Regression and Modeling Credential)
Questions et réponses: 65 Q&As

Code d'Examen: A00-201
Nom d'Examen: SASInstitute (SAS base programming exam)
Questions et réponses: 140 Q&As

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NO.1 A non-contributing predictor variable (Pr > |t| =0.658) is added to an existing multiple linear
regression model.
What will be the result?
A. An increase in R-Square
B. A decrease in R-Square
C. A decrease in Mean Square Error
D. No change in R-Square
Answer: A

SASInstitute   A00-240   A00-240 examen

NO.2 This question will ask you to provide a missing option.
Complete the following syntax to test the homogeneity of variance assumption in the GLM
procedure:
Means Region / <insert option here> =levene;
A. test
B. adjust
C. var
D. hovtest
Answer: D

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NO.3 Refer to the exhibit:
The box plot was used to analyze daily sales data following three different ad campaigns.
The business analyst concludes that one of the assumptions of ANOVA was violated.
Which assumption has been violated and why?
A. Normality, because Prob > F < .0001.
B. Normality, because the interquartile ranges are different in different ad campaigns.
C. Constant variance, because Prob > F < .0001.
D. Constant variance, because the interquartile ranges are different in different ad campaigns.
Answer: D

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NO.4 Suppose training data are oversampled in the event group to make the number of events and
nonevents
roughly equal. A logistic regression is run and the probabilities are output to a data set
NEW and given the variable name PE. A decision rule considered is, "Classify data as an event if
probability is greater than 0.5." Also the data set NEW contains a variable TG that indicates
whether there is an event (1=Event, 0= No event).
The following SAS program was used.
What does this program calculate?
A. Depth
B. Sensitivity
C. Specificity
D. Positive predictive value
Answer: B

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NO.5 A linear model has the following characteristics:
*A dependent variable (y)
*One continuous variable (xl), including a quadratic term (x12)
*One categorical (d with 3 levels) predictor variable and an interaction term (d by x1)
How many parameters, including the intercept, are associated with this model?
Enter your numeric answer in the space below. Do not add leading or trailing spaces to your
answer.
Answer: 7

NO.6 The following LOGISTIC procedure output analyzes the relationship between a binary response
and an ordinal predictor variable, wrist_size Using reference cell coding, the analyst selects Large
(L) as the reference level.
What is the estimated logit for a person with large wrist size?
Click the calculator button to display a calculator if needed.
A. 0.0819
B. 0.5663
C. -3.7727
D. -1.0415
Answer: D

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NO.7 A company has branch offices in eight regions. Customers within each region are classified as
either "High Value" or "Medium Value" and are coded using the variable name VALUE. In the last
year, the total amount of purchases per customer is used as the response variable.
Suppose there is a significant interaction between REGION and VALUE. What can you conclude?
A. More high value customers are found in some regions than others.
B. The difference between average purchases for medium and high value customers depends on
the region.
C. Regions with higher average purchases have more high value customers.
D. Regions with higher average purchases have more medium value customers.
Answer: B

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NO.8 What is the default method in the LOGISTIC procedure to handle observations with missing
data?
A. Missing values are imputed.
B. Parameters are estimated accounting for the missing values.
C. Parameter estimates are made on all available data.
D. Only cases with variables that are fully populated are used.
Answer: D

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2014年2月9日星期日

SASInstitute A00-201 examen pratique questions et réponses

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Code d'Examen: A00-201
Nom d'Examen: SASInstitute (SAS base programming exam)
Questions et réponses: 140 Q&As

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NO.1 A raw data record is listed below:
----|----10---|----20---|----30
Printing 750
The following SAS program is submitted:
data bonus;
infile 'file-specification';
input dept $ 1 - 11 number 13 - 15;
<insert code here>
run;
Which one of the following SAS statements completes the program and results in a value of 'Printing750'
for the DEPARTMENT variable?
A. department = trim(dept) || number;
B. department = dept || input(number,3.);
C. department = trim(dept) || put(number,3.);
D. department = input(dept,11.) || input(number,3.);
Answer: C

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NO.2 The contents of the raw data file FURNITURE are listed below:
----|----10---|----20---|----30
chair,,table
chair,couch,table
The following SAS program is submitted:
data stock;
infile 'furniture' dsd;
input item1 $ item2 $ item3 $;
run;
Which one of the following is the value of the variable named ITEM2 in the first observation of the output
data set?
A. table
B. ,table
C. . (missing numeric value)
D. ' ' (missing character value)
Answer: D

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NO.3 The following SAS program is submitted and reads 100 records from a raw data file:
data work.total;
infile 'file-specification' end = eof;
input name $ salary;
totsal + salary;
<insert IF statement here>
run;
Which one of the following IF statements writes the last observation to the output data set?
A. if end = 0;
B. if eof = 0;
C. if end = 1;
D. if eof = 1;
Answer: D

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NO.4 The following SAS program is submitted:
data work.staff;
JobCategory = 'FA';
JobLevel = '1';
JobCategory = JobCategory || JobLevel;
run;
Which one of the following is the value of the variable JOBCATEGORY in the output data set?
A. FA
B. FA1
C. FA 1
D. ' ' (missing character value)
Answer: A

SASInstitute examen   A00-201   A00-201   A00-201

NO.5 Click the Exhibit button to view a listing of the SASUSER.HOUSES data set.
The following SAS program is submitted:
proc report data = sasuser.houses nowd headline;
column style price;
where price lt 100000;
<insert DEFINE statement here>
define price / mean width = 9;
title;
run;
The following ouput is created by the REPORT procedure:
Which one of the following DEFINE statements completes the above program and produces the above
output?
A. define style / order width = 9;
B. define style / group width = 9;
C. define style / across width = 9;
D. define style / display width = 9;
Answer: B

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NO.6 The following SAS DATA step is submitted:
libname temp 'SAS-data-library';
data temp.report;
set sasuser.houses;
newvar = price * 1.04;
run;
Which one of the following statements is true regarding the program above?
A. The program is reading from a temporary data set and writing to a temporary data set.
B. The program is reading from a temporary data set and writing to a permanent data set.
C. The program is reading from a permanent data set and writing to a temporary data set.
D. The program is reading from a permanent data set and writing to a permanent data set.
Answer: D

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NO.7 The following SAS program is submitted:
data work.month;
date = put('13mar2000'd,ddmmyy10.);
run;
Which one of the following represents the type and length of the variable DATE in the output data set?
A. numeric, 8 bytes
B. numeric, 10 bytes
C. character, 8 bytes
D. character, 10 bytes
Answer: D

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NO.8 The following SAS program is submitted:
libname sasdata 'SAS-data-library';
data test;
set sasdata.chemists;
if jobcode = 'chem3'
then description = 'Senior Chemist';
else description = 'Unknown';
run;
A value for the variable JOBCODE is listed below:
JOBCODE
CHEM3
Which one of the following values does the variable DESCRIPTION contain?
A. chem3
B. Unknown
C. Senior Chemist
D. ' ' (missing character value)
Answer: B

SASInstitute   A00-201   A00-201

NO.9 The following SAS program is submitted:
data work.total;
set work.salary(keep = department wagerate);
by department;
if first.department then payroll = 0;
payroll + wagerate;
if last.department;
run;
The SAS data set WORK.SALARY, currently ordered by DEPARTMENT, contains 100 observations for
each of 5 departments.
Which one of the following represents how many observations the WORK.TOTAL data set contains?
A. 5
B. 20
C. 100
D. 500
Answer: A

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NO.10 The following SAS program is submitted:
proc means data = sasuser.houses std mean max;
var sqfeet; run;
Which one of the following is needed to display the standard deviation with only two decimal places?
A. Add the option MAXDEC = 2 to the MEANS procedure statement.
B. Add the statement MAXDEC = 7.2; in the MEANS procedure step.
C. Add the statement FORMAT STD 7.2; in the MEANS procedure step.
D. Add the option FORMAT = 7.2 option to the MEANS procedure statement.
Answer: A

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NO.11 The following SAS program is submitted:
libname rawdata1 'location of SAS data library';
filename rawdata2 'location of raw data file';
data work.testdata;
infile <insert item here>;
input sales1 sales2;
run;
Which one of the following is needed to complete the program correctly?
A. rawdata1
B. rawdata2
C. 'rawdata1'
D. 'rawdata2'
Answer: B

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NO.12 The contents of two SAS data sets named EMPLOYEE and SALARY are listed below:
The following SAS program is submitted:
data work.empsalary;
merge work.employee (in = inemp)
work.salary (in = insal);
by name;
if inemp and insal;
run;
How many observations will the data set WORK.EMPSALARY contain?
A. 2
B. 4
C. 5
D. 6
Answer: B

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NO.13 The contents of the raw data file CALENDAR are listed below:
----|----10---|----20---|----30
01012000
The following SAS program is submitted:
data test;
infile 'calendar';
input @1 date mmddyy10.;
if date = '01012000'd then event = 'January 1st';
run;
Which one of the following is the value of the EVENT variable?
A. 01012000
B. January 1st
C. . (missing numeric value)
D. The value can not be determined as the program fails to execute due to errors.
Answer: D

SASInstitute examen   A00-201   A00-201   A00-201

NO.14 The SAS data set named WORK.TEST is listed below:
Which one of the following SAS programs created this data set?
A. data work.test;
capacity = 150;
if 100 le capacity le 200 then
airplanetype = 'Large' and staff = 10;
else airplanetype = 'Small' and staff = 5;
run;
B. data work.test;
capacity = 150;
if 100 le capacity le 200 then
do;
airplanetype = 'Large';
staff = 10;
end;
else
do;
airplanetype = 'Small';
staff = 5;
end;
run;
C. data work.test;
capacity = 150;
if 100 le capacity le 200 then
do;
airplanetype = 'Large';
staff = 10;
else
do;
airplanetype = 'Small'; airplanetype = 'Small';
staff = 5;
end;
run;
D. data work.test;D.data work.test;
capacity = 150;
if 100 le capacity le 200 then;
airplanetype = 'Small'; airplanetype = 'Small';
staff = 5;
else;
airplanetype = 'Large'; airplanetype = 'Large';
staff = 10;
run;
Answer: B

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NO.15 The following SAS program is submitted:
data work.flights;
destination = 'CPH';
select(destination);
when('LHR') city = 'London';
when('CPH') city = 'Copenhagen';
otherwise;
end;
run;
Which one of the following is the value of the CITY variable?
A. London
B. Copenh
C. Copenhagen
D. ' ' (missing character value)
Answer: B

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NO.16 Which one of the following is true when SAS encounters a data error in a DATA step?
A. The DATA step stops executing at the point of the error, and no SAS data set is created.
B. A note is written to the SAS log explaining the error, and the DATA step continues to execute.
C. A note appears in the SAS log that the incorrect data record was saved to a separate SAS file for
further examination.
D. The DATA step stops executing at the point of the error, and the resulting DATA set contains
observations up to that point.
Answer: B

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NO.17 A raw data record is shown below:
07.an2002
Which one of the following informats would read this value and store it as a SAS date value?
A. date9.
B. ddmonyy9.
C. ddMMMyy9.
D. ddmmmyyyy9.
Answer: A

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NO.18 The following SAS SORT procedure step generates an output data set:
proc sort data = sasuser.houses out = report;
by style;
run;
In which library is the output data set stored?
A. WORK
B. REPORT
C. HOUSES
D. SASUSER
Answer: A

SASInstitute examen   A00-201   A00-201 examen

NO.19 The following SAS program is submitted:
data work.retail;
cost = '20000';
total = .10 * cost;
run;
Which one of the following is the value of the variable TOTAL in the output data set?
A. 2000
B. '2000'
C. . (missing numeric value)
D. ' ' (missing character value)
Answer: A

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NO.20 Which one of the following statements is true regarding the name of a SAS array?
A. It is saved with the data set.
B. It can be used in procedures.
C. It exists only for the duration of the DATA step.
D. It can be the same as the name of a variable in the data set.
Answer: C

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2014年1月19日星期日

Le dernier examen SASInstitute A00-201 gratuit Télécharger

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Code d'Examen: A00-201
Nom d'Examen: SASInstitute (SAS base programming exam)
Questions et réponses: 140 Q&As

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NO.1 Click the Exhibit button to view a listing of the SASUSER.HOUSES data set.
The following SAS program is submitted:
proc report data = sasuser.houses nowd headline;
column style price;
where price lt 100000;
<insert DEFINE statement here>
define price / mean width = 9;
title;
run;
The following ouput is created by the REPORT procedure:
Which one of the following DEFINE statements completes the above program and produces the above
output?
A. define style / order width = 9;
B. define style / group width = 9;
C. define style / across width = 9;
D. define style / display width = 9;
Answer: B

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NO.2 Which one of the following is true when SAS encounters a data error in a DATA step?
A. The DATA step stops executing at the point of the error, and no SAS data set is created.
B. A note is written to the SAS log explaining the error, and the DATA step continues to execute.
C. A note appears in the SAS log that the incorrect data record was saved to a separate SAS file for
further examination.
D. The DATA step stops executing at the point of the error, and the resulting DATA set contains
observations up to that point.
Answer: B

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NO.3 The following SAS program is submitted:
data work.staff;
JobCategory = 'FA';
JobLevel = '1';
JobCategory = JobCategory || JobLevel;
run;
Which one of the following is the value of the variable JOBCATEGORY in the output data set?
A. FA
B. FA1
C. FA 1
D. ' ' (missing character value)
Answer: A

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NO.4 The contents of two SAS data sets named EMPLOYEE and SALARY are listed below:
The following SAS program is submitted:
data work.empsalary;
merge work.employee (in = inemp)
work.salary (in = insal);
by name;
if inemp and insal;
run;
How many observations will the data set WORK.EMPSALARY contain?
A. 2
B. 4
C. 5
D. 6
Answer: B

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NO.5 A raw data record is listed below:
----|----10---|----20---|----30
Printing 750
The following SAS program is submitted:
data bonus;
infile 'file-specification';
input dept $ 1 - 11 number 13 - 15;
<insert code here>
run;
Which one of the following SAS statements completes the program and results in a value of 'Printing750'
for the DEPARTMENT variable?
A. department = trim(dept) || number;
B. department = dept || input(number,3.);
C. department = trim(dept) || put(number,3.);
D. department = input(dept,11.) || input(number,3.);
Answer: C

SASInstitute examen   A00-201   A00-201   A00-201   A00-201

NO.6 The contents of the raw data file FURNITURE are listed below:
----|----10---|----20---|----30
chair,,table
chair,couch,table
The following SAS program is submitted:
data stock;
infile 'furniture' dsd;
input item1 $ item2 $ item3 $;
run;
Which one of the following is the value of the variable named ITEM2 in the first observation of the output
data set?
A. table
B. ,table
C. . (missing numeric value)
D. ' ' (missing character value)
Answer: D

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NO.7 The following SAS program is submitted:
data work.flights;
destination = 'CPH';
select(destination);
when('LHR') city = 'London';
when('CPH') city = 'Copenhagen';
otherwise;
end;
run;
Which one of the following is the value of the CITY variable?
A. London
B. Copenh
C. Copenhagen
D. ' ' (missing character value)
Answer: B

SASInstitute examen   A00-201   A00-201   A00-201 examen

NO.8 The contents of the raw data file CALENDAR are listed below:
----|----10---|----20---|----30
01012000
The following SAS program is submitted:
data test;
infile 'calendar';
input @1 date mmddyy10.;
if date = '01012000'd then event = 'January 1st';
run;
Which one of the following is the value of the EVENT variable?
A. 01012000
B. January 1st
C. . (missing numeric value)
D. The value can not be determined as the program fails to execute due to errors.
Answer: D

SASInstitute examen   A00-201   A00-201

NO.9 Which one of the following statements is true regarding the name of a SAS array?
A. It is saved with the data set.
B. It can be used in procedures.
C. It exists only for the duration of the DATA step.
D. It can be the same as the name of a variable in the data set.
Answer: C

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NO.10 The following SAS SORT procedure step generates an output data set:
proc sort data = sasuser.houses out = report;
by style;
run;
In which library is the output data set stored?
A. WORK
B. REPORT
C. HOUSES
D. SASUSER
Answer: A

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NO.11 The following SAS program is submitted and reads 100 records from a raw data file:
data work.total;
infile 'file-specification' end = eof;
input name $ salary;
totsal + salary;
<insert IF statement here>
run;
Which one of the following IF statements writes the last observation to the output data set?
A. if end = 0;
B. if eof = 0;
C. if end = 1;
D. if eof = 1;
Answer: D

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NO.12 A raw data record is shown below:
07.an2002
Which one of the following informats would read this value and store it as a SAS date value?
A. date9.
B. ddmonyy9.
C. ddMMMyy9.
D. ddmmmyyyy9.
Answer: A

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NO.13 The following SAS program is submitted:
libname sasdata 'SAS-data-library';
data test;
set sasdata.chemists;
if jobcode = 'chem3'
then description = 'Senior Chemist';
else description = 'Unknown';
run;
A value for the variable JOBCODE is listed below:
JOBCODE
CHEM3
Which one of the following values does the variable DESCRIPTION contain?
A. chem3
B. Unknown
C. Senior Chemist
D. ' ' (missing character value)
Answer: B

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NO.14 The following SAS program is submitted:
data work.month;
date = put('13mar2000'd,ddmmyy10.);
run;
Which one of the following represents the type and length of the variable DATE in the output data set?
A. numeric, 8 bytes
B. numeric, 10 bytes
C. character, 8 bytes
D. character, 10 bytes
Answer: D

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NO.15 The following SAS DATA step is submitted:
libname temp 'SAS-data-library';
data temp.report;
set sasuser.houses;
newvar = price * 1.04;
run;
Which one of the following statements is true regarding the program above?
A. The program is reading from a temporary data set and writing to a temporary data set.
B. The program is reading from a temporary data set and writing to a permanent data set.
C. The program is reading from a permanent data set and writing to a temporary data set.
D. The program is reading from a permanent data set and writing to a permanent data set.
Answer: D

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NO.16 The following SAS program is submitted:
proc means data = sasuser.houses std mean max;
var sqfeet; run;
Which one of the following is needed to display the standard deviation with only two decimal places?
A. Add the option MAXDEC = 2 to the MEANS procedure statement.
B. Add the statement MAXDEC = 7.2; in the MEANS procedure step.
C. Add the statement FORMAT STD 7.2; in the MEANS procedure step.
D. Add the option FORMAT = 7.2 option to the MEANS procedure statement.
Answer: A

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NO.17 The following SAS program is submitted:
data work.retail;
cost = '20000';
total = .10 * cost;
run;
Which one of the following is the value of the variable TOTAL in the output data set?
A. 2000
B. '2000'
C. . (missing numeric value)
D. ' ' (missing character value)
Answer: A

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NO.18 The following SAS program is submitted:
libname rawdata1 'location of SAS data library';
filename rawdata2 'location of raw data file';
data work.testdata;
infile <insert item here>;
input sales1 sales2;
run;
Which one of the following is needed to complete the program correctly?
A. rawdata1
B. rawdata2
C. 'rawdata1'
D. 'rawdata2'
Answer: B

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NO.19 The SAS data set named WORK.TEST is listed below:
Which one of the following SAS programs created this data set?
A. data work.test;
capacity = 150;
if 100 le capacity le 200 then
airplanetype = 'Large' and staff = 10;
else airplanetype = 'Small' and staff = 5;
run;
B. data work.test;
capacity = 150;
if 100 le capacity le 200 then
do;
airplanetype = 'Large';
staff = 10;
end;
else
do;
airplanetype = 'Small';
staff = 5;
end;
run;
C. data work.test;
capacity = 150;
if 100 le capacity le 200 then
do;
airplanetype = 'Large';
staff = 10;
else
do;
airplanetype = 'Small'; airplanetype = 'Small';
staff = 5;
end;
run;
D. data work.test;D.data work.test;
capacity = 150;
if 100 le capacity le 200 then;
airplanetype = 'Small'; airplanetype = 'Small';
staff = 5;
else;
airplanetype = 'Large'; airplanetype = 'Large';
staff = 10;
run;
Answer: B

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NO.20 The following SAS program is submitted:
data work.total;
set work.salary(keep = department wagerate);
by department;
if first.department then payroll = 0;
payroll + wagerate;
if last.department;
run;
The SAS data set WORK.SALARY, currently ordered by DEPARTMENT, contains 100 observations for
each of 5 departments.
Which one of the following represents how many observations the WORK.TOTAL data set contains?
A. 5
B. 20
C. 100
D. 500
Answer: A

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2013年8月4日星期日

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Code d'Examen: A00-201

Nom d'Examen: SASInstitute (SAS base programming exam)

Questions et réponses: 140 Q&As

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NO.1 The following SAS program is submitted:
libname sasdata 'SAS-data-library';
data test;
set sasdata.chemists;
if jobcode = 'chem3'
then description = 'Senior Chemist';
else description = 'Unknown';
run;
A value for the variable JOBCODE is listed below:
JOBCODE
CHEM3
Which one of the following values does the variable DESCRIPTION contain?
A. chem3
B. Unknown
C. Senior Chemist
D. ' ' (missing character value)
Answer: B

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NO.2 A raw data record is shown below:
07.an2002
Which one of the following informats would read this value and store it as a SAS date value?
A. date9.
B. ddmonyy9.
C. ddMMMyy9.
D. ddmmmyyyy9.
Answer: A

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NO.3 Which one of the following statements is true regarding the name of a SAS array?
A. It is saved with the data set.
B. It can be used in procedures.
C. It exists only for the duration of the DATA step.
D. It can be the same as the name of a variable in the data set.
Answer: C

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NO.4 Click the Exhibit button to view a listing of the SASUSER.HOUSES data set.
The following SAS program is submitted:
proc report data = sasuser.houses nowd headline;
column style price;
where price lt 100000;
<insert DEFINE statement here>
define price / mean width = 9;
title;
run;
The following ouput is created by the REPORT procedure:
Which one of the following DEFINE statements completes the above program and produces the above
output?
A. define style / order width = 9;
B. define style / group width = 9;
C. define style / across width = 9;
D. define style / display width = 9;
Answer: B

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NO.5 The following SAS program is submitted:
data work.total;
set work.salary(keep = department wagerate);
by department;
if first.department then payroll = 0;
payroll + wagerate;
if last.department;
run;
The SAS data set WORK.SALARY, currently ordered by DEPARTMENT, contains 100 observations for
each of 5 departments.
Which one of the following represents how many observations the WORK.TOTAL data set contains?
A. 5
B. 20
C. 100
D. 500
Answer: A

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NO.6 The following SAS SORT procedure step generates an output data set:
proc sort data = sasuser.houses out = report;
by style;
run;
In which library is the output data set stored?
A. WORK
B. REPORT
C. HOUSES
D. SASUSER
Answer: A

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NO.7 The following SAS program is submitted:
proc means data = sasuser.houses std mean max;
var sqfeet; run;
Which one of the following is needed to display the standard deviation with only two decimal places?
A. Add the option MAXDEC = 2 to the MEANS procedure statement.
B. Add the statement MAXDEC = 7.2; in the MEANS procedure step.
C. Add the statement FORMAT STD 7.2; in the MEANS procedure step.
D. Add the option FORMAT = 7.2 option to the MEANS procedure statement.
Answer: A

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NO.8 The following SAS program is submitted:
data work.staff;
JobCategory = 'FA';
JobLevel = '1';
JobCategory = JobCategory || JobLevel;
run;
Which one of the following is the value of the variable JOBCATEGORY in the output data set?
A. FA
B. FA1
C. FA 1
D. ' ' (missing character value)
Answer: A

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NO.9 The following SAS program is submitted:
data work.month;
date = put('13mar2000'd,ddmmyy10.);
run;
Which one of the following represents the type and length of the variable DATE in the output data set?
A. numeric, 8 bytes
B. numeric, 10 bytes
C. character, 8 bytes
D. character, 10 bytes
Answer: D

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NO.10 The following SAS program is submitted:
libname rawdata1 'location of SAS data library';
filename rawdata2 'location of raw data file';
data work.testdata;
infile <insert item here>;
input sales1 sales2;
run;
Which one of the following is needed to complete the program correctly?
A. rawdata1
B. rawdata2
C. 'rawdata1'
D. 'rawdata2'
Answer: B

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NO.11 The following SAS program is submitted:
data work.retail;
cost = '20000';
total = .10 * cost;
run;
Which one of the following is the value of the variable TOTAL in the output data set?
A. 2000
B. '2000'
C. . (missing numeric value)
D. ' ' (missing character value)
Answer: A

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NO.12 The following SAS DATA step is submitted:
libname temp 'SAS-data-library';
data temp.report;
set sasuser.houses;
newvar = price * 1.04;
run;
Which one of the following statements is true regarding the program above?
A. The program is reading from a temporary data set and writing to a temporary data set.
B. The program is reading from a temporary data set and writing to a permanent data set.
C. The program is reading from a permanent data set and writing to a temporary data set.
D. The program is reading from a permanent data set and writing to a permanent data set.
Answer: D

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NO.13 The SAS data set named WORK.TEST is listed below:
Which one of the following SAS programs created this data set?
A. data work.test;
capacity = 150;
if 100 le capacity le 200 then
airplanetype = 'Large' and staff = 10;
else airplanetype = 'Small' and staff = 5;
run;
B. data work.test;
capacity = 150;
if 100 le capacity le 200 then
do;
airplanetype = 'Large';
staff = 10;
end;
else
do;
airplanetype = 'Small';
staff = 5;
end;
run;
C. data work.test;
capacity = 150;
if 100 le capacity le 200 then
do;
airplanetype = 'Large';
staff = 10;
else
do;
airplanetype = 'Small'; airplanetype = 'Small';
staff = 5;
end;
run;
D. data work.test;D.data work.test;
capacity = 150;
if 100 le capacity le 200 then;
airplanetype = 'Small'; airplanetype = 'Small';
staff = 5;
else;
airplanetype = 'Large'; airplanetype = 'Large';
staff = 10;
run;
Answer: B

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NO.14 Which one of the following is true when SAS encounters a data error in a DATA step?
A. The DATA step stops executing at the point of the error, and no SAS data set is created.
B. A note is written to the SAS log explaining the error, and the DATA step continues to execute.
C. A note appears in the SAS log that the incorrect data record was saved to a separate SAS file for
further examination.
D. The DATA step stops executing at the point of the error, and the resulting DATA set contains
observations up to that point.
Answer: B

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NO.15 The following SAS program is submitted and reads 100 records from a raw data file:
data work.total;
infile 'file-specification' end = eof;
input name $ salary;
totsal + salary;
<insert IF statement here>
run;
Which one of the following IF statements writes the last observation to the output data set?
A. if end = 0;
B. if eof = 0;
C. if end = 1;
D. if eof = 1;
Answer: D

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NO.16 The contents of the raw data file CALENDAR are listed below:
----|----10---|----20---|----30
01012000
The following SAS program is submitted:
data test;
infile 'calendar';
input @1 date mmddyy10.;
if date = '01012000'd then event = 'January 1st';
run;
Which one of the following is the value of the EVENT variable?
A. 01012000
B. January 1st
C. . (missing numeric value)
D. The value can not be determined as the program fails to execute due to errors.
Answer: D

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NO.17 The following SAS program is submitted:
data work.flights;
destination = 'CPH';
select(destination);
when('LHR') city = 'London';
when('CPH') city = 'Copenhagen';
otherwise;
end;
run;
Which one of the following is the value of the CITY variable?
A. London
B. Copenh
C. Copenhagen
D. ' ' (missing character value)
Answer: B

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NO.18 A raw data record is listed below:
----|----10---|----20---|----30
Printing 750
The following SAS program is submitted:
data bonus;
infile 'file-specification';
input dept $ 1 - 11 number 13 - 15;
<insert code here>
run;
Which one of the following SAS statements completes the program and results in a value of 'Printing750'
for the DEPARTMENT variable?
A. department = trim(dept) || number;
B. department = dept || input(number,3.);
C. department = trim(dept) || put(number,3.);
D. department = input(dept,11.) || input(number,3.);
Answer: C

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NO.19 The contents of the raw data file FURNITURE are listed below:
----|----10---|----20---|----30
chair,,table
chair,couch,table
The following SAS program is submitted:
data stock;
infile 'furniture' dsd;
input item1 $ item2 $ item3 $;
run;
Which one of the following is the value of the variable named ITEM2 in the first observation of the output
data set?
A. table
B. ,table
C. . (missing numeric value)
D. ' ' (missing character value)
Answer: D

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NO.20 The contents of two SAS data sets named EMPLOYEE and SALARY are listed below:
The following SAS program is submitted:
data work.empsalary;
merge work.employee (in = inemp)
work.salary (in = insal);
by name;
if inemp and insal;
run;
How many observations will the data set WORK.EMPSALARY contain?
A. 2
B. 4
C. 5
D. 6
Answer: B

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