SAS Certified Base Programmer 123 Questions (75)
The following SAS program is submitted:
data work.test;
Author = 'Christie, Agatha';
First = substr(scan(author,2,' ,'),1,1);
run;
Which one of the following is the value of the variable FIRST in the output data set?
A. A
B. C
C. Agatha
D. ‘ ‘ (missing character value)
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A