SAS BASE Q60. @@ (???)

QUESTION NO: 60

The following SAS program is submitted:

data test;

infile 'file specification';

input name $ amount@@;

run;

 

Which of the following is true?

 

A. Two @@ together are the same as one c.

B. Two @@ hold the data records until the bottom of the DATA step.

C. Two @@ hold the raw data record across iterations of the DATA step.

D. Two @@ are invalid syntax and will cause the program to fail to execute.

 

 

Answer: C

# 문제 풀이

 -