大家好:
题目挺简单的,准备了三周,学纯金融的,没有一点sas背景或者其他编程背景。
总共62道题;2到填空,(全部是70题和机经上面的,没有碰到一题新题)(求大家赏点银子还要准备adv)
填空:
1 text='US-Australia,Denmark' pos=find(text,'us',i,5) 答案5;
2 by idnumber expenses;
选择:
1 _Error_ can only be used in epressions in data step,我选的这个;
2 exacution error , due to invalid data of salary;
3 yearcutoff =1970, answer is 2060;
4 gender gender
5 obs=10(records through 1 to 10);
6 14;
7 keep product sales(keep statement)
8 WinXP'
9 50.5;
10 where num=contain(1)
11 3 numerics
12 3 western
13 both 7.2format
14 1.6
15 tables region*product;
16 age not in(15,16);