Genpact Interview Questions

1.       Different ways of deleting duplicates from a sas data set.

2.                                                          Proc sort data=one nodupekey;

                                     By variable;

                                 Run;

Equivalent code in SQL.?

3.       Var1 var2 var3

 Create  New Variables which should contain a Difference of present observation to the previous  observation for all the three Variables.

4.       Difference b/w Proc Tabulate and Proc Report?

5.       Different ways of creating Macro Variables?

6.       How to calculate the difference in months of two Date Variables?

7.       Data set has n no of variable. Create variables like Newavr1 to n with average of 1-4 Variables for first Variable and average of 2-5 for second and so on…

Existing Variables         

Var1 Var2 Var3…… Varn       

                                                

New Variables

     Newvar1                      Newvar2                             Newvar3…….      

Avg of Var1-Var4       Avg of Var2-Var5               Avg of var3-var6.......

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