Question 17 :

 The following SAS program is submitted:

 libname sasdata 'SAS-data-library';

 libname labdata 'SAS-data-library';

 data labdata.boston

 labdata.dallas(drop=city dest equipment);

 set sasdata.cities(keep=orig dest city

 price equipment);

 if dest='BOS' then output labdata.boston;

 else if dest='DFW' then output labdata.dallas;

 run;

 Which variables are output to both data sets?

1. price and orig only
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 Correct Answer :1

 Exp : In the program above, the KEEP= option specifies that 5 variables (orig, dest, city, price, and equipment) are read from the input data set.

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