sas advance 63题中的几道题，请大家帮忙解答一下。

骄傲yy 发表于 2015-10-17 13:18
11. The following SAS code is submitted:   
   data WORK.TEMP WORK.ERRORS / view=WORK.TEMP;
      ...

It's B for sure

骄傲yy 发表于 2015-10-17 13:19
5. To create a list of unique Customer_Id values from the customer data set, which  of the following ...

C for sure

骄傲yy 发表于 2015-10-17 13:20
53.The SASFILE statement requests that a SAS data set be opened and loaded into memory:   
A. one p ...

D for sure

johnpark1 发表于 2015-10-18 14:46
All three will work, so it's D.

这道题应该是1、3两个可以用，first.XXX必须sort然后才能用