SASInstitute A00-215 問題集

質問 1：
What is the default byte size of a numeric variable?
Enter your numeric answer in the space above.
正解：
8
Explanation:
The default length of numeric variables in SAS data sets is 8 bytes.
In SAS, the default byte size of a numeric variable is 8 bytes. This allows for a significant amount of precision and a wide range of numeric values to be stored within a numeric variable, regardless of the actual number of digits in the number being stored.
References:
* SAS documentation on numeric variables, SAS Institute.

質問 2：
Given the input data sets EMPLOYEES and DONATIONS, and the output data set NODONATIONS below:


A. data nodonations;
merge employees (in-inE) donations (in=inD);
by employee_id;
if inE=1 and inD-0;
run;
B. data nodonations;
merge employees (in-inE) donations (in=inD);
by employee_id;
if inE=0 and inD-0;
run;
C. data nodonations;
merge employees (in-inE) donations (in=inD);
by employee_id;
run;
D. data nodonations;
merge employees (in-inE) donations (in=inD);
by employee_id;
if inE=1 and inD-1;
run;
正解：A
解説: (Topexam メンバーにのみ表示されます)

質問 3：
Which statement is true about the DROP statement during the compilation phase of the DATA step?
A. The DROP statement flags the variables in the Program Data Vector to be dropped at output.
B. The DROP statement determines the order of the variables in the Program Data Vector
C. Variables on the DROP statement are removed from the input data set.
D. Variables on the DROP statement are not created in the Program Data Vector
正解：A
解説: (Topexam メンバーにのみ表示されます)

質問 4：
Which PROC PRINT statement controls the order of the variables displayed in the report?
A. DROP
B. KEEP
C. SELECT
D. VAR
正解：D
解説: (Topexam メンバーにのみ表示されます)

質問 5：
Given the input data set WORK. GR_ANS with two character variables:

The following SAS program is submitted:

Which report is created?
A.

B.

C.

D.

正解：B
解説: (Topexam メンバーにのみ表示されます)

質問 6：
The data set SASHELP. CARS contains information on different vehicles. How do you correctly write the observations with Type of 'SUV' to the suv data set and Type of 'Sedan' to the sedans data set?
A. data= (SUV Sedans) ;
set sashelp.cars;
if Type = 'SUV' then output SUV;
else if Type = 'Sedan' then output Sedans;
run;
B. data=SUV data=Sedans;
set sashelp.cars;
if Type = 'SUV' then output SUV;
else if Type = 'Sedan' then output Sedans;
run;
C. data SUV Sedans;
set sashelp.cars;
if Type = 'SUV' then output SUV;
else if Type = 'Sedan' then output Sedans;
run;
D. data SUV;
data Sedans;
set sashelp.cars;
if Type = SUV then output SUV;
else if Type = Sedan then output Sedans;
run;
正解：C
解説: (Topexam メンバーにのみ表示されます)

質問 7：
Which step reads the SASHELP. BASEBALL data set and creates the temporary data set CATCHERS?
A. data sashelp.baseball;
set sashelp.catchers;
where position='c';
run;
B. data sashelp.baseball;
set catchers;
where position='c';
run;
C. data sashelp. catchers;
set sashelp.baseball;
where position='c';
run;
D. data catchers;
set sashelp.baseball;
where position='c';
run;
正解：D
解説: (Topexam メンバーにのみ表示されます)

質問 8：
Which statement is true regarding the SET statement?
A. The SET statement specifies an output data set in the PROC SORT step.
B. The SET statement specifies an input data set in the DATA step.
C. The SET statement specifies an output data 5et in the DAI A step.
D. The SET statement specifies an input data sot in the PROC SORT step
正解：B
解説: (Topexam メンバーにのみ表示されます)