The SASFILE statement requests that a SAS data set be opened and loaded into memory:
A. one page at a time.
B. one variable at a time.
C. one observation at a time.
D. in its entirety, if possible.
我觉得是D,但是有答案说是A,请教大牛们!
楼主: 龙在云霄柳在岸
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[问答] SAS advance63题中的Item53 |
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