SAS BASE Q72. first/last

QUESTION NO: 72

The SAS data set named WORK.SALARY contains 10 observations for each department, and is currently ordered by Department. The following SAS program is submitted:

data WORK.TOTAL;

set WORK.SALARY(keep=Department MonthlyWageRate);

by Department;

if First.Department=1 then Payroll=0;

Payroll+(MonthlyWageRate*12);

if Last.Department=1;

run;

 

Which statement is true?

 

A. The by statement in the DATA step causes a syntax error.

B. The statement Payroll+(MonthlyWageRate*12); in the data step causes a syntax error.

C. The values of the variable Payroll represent the monthly total for each department in the WORK.SALARY data set.

D. The values of the variable Payroll represent a monthly total for all values of WAGERATE in the WORK.SALARY data set.

 

 

Answer: C

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