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SAS Certified Adv Programmer 130 Questions (21)

The following SAS program is submitted:

%let lib = %upcase(sasuser);
proc sql;
    select nvar from dictionary.tables
        where libname = "&lib";
quit;

Given that several SAS data sets exist in the SASUSER library, which one of the following is generated as output?

A. no result set
B. a syntax error in the log
C. a report showing the names of each table in SASUSER
D. a report showing the number of columns in each table in SASUSER

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