SAS Base
认证考试
—70题SAS分多个认证种类：
base
，advanced
，clinic
等，但大多需要先通过
base
认证。但凡这类商业组织提供的考证，基本都是题库型，所以想考过难度并不大。
对于只想拿
SAS认证的人，假如纯熟掌握网上流传甚广的
sas真题70题，通过
base
认证基本就没问题。
Q 11. The following SAS program is submitted:
data
WORK.TOTAL;
setWORK.SALARY;
byDepartment Gender;
ifFirst.<_insert_code_> then Payroll=0;
Payroll+Wagerate;
ifLast.<_insert_code_>;
run;The SAS data set WORK.SALARY is currently ordered by Gender within Department.
Which inserted code will accumulate subtotals for each Gender within Depar ...