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雷达卡
35.given the SAS data set SASDATA.TWO:
X Y
-- --
5 2
3 1
5 6
The following SAS program is submitted:
data SASUSER.ONE SASUSER.TWO OTHER;
set SASDATA.TWO;
if X eq 5 then output SASUSER.ONE;
if Y lt 5 then output SASUSER.TWO;
output;
run;
What is the result?
A.
data set SASUSER.ONE has 5 observations
data set SASUSER.TWO has 5 observations
data set WORK.OTHER has 3 observations
B.
data set SASUSER.ONE has 2 observations
data set SASUSER.TWO has 2 observations
data set WORK.OTHER has 1 observations
C.
data set SASUSER.ONE has 2 observations
data set SASUSER.TWO has 2 observations
data set WORK.OTHER has 5 observations
D. No data sets are output. The DATA step fails execution due to syntax errors.
Answer: A
请大神帮忙把SAS read的过程解释一下吧，这个根本无从下手啊，看解释也看的云里雾里的。谢谢！！！
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