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Q. Which SAS statement below will change the characteristics of a variable if it was used in a data step?
A. SCAN
B. ATTRIB
C. FORMAT
D. PUT
E. ARRAY
We put a question of base sas ,advance sas ,predictive Modeling or interview question , every day in this section and to know the answer please send a email to qa@iisastr.com with subject line question no . also you may send any question to get answer.
Interview Question:
Q1.When reading data ,if you do not specify the length of a varibles .what is the default length?
Q2. can the trailing @ control be used in the LIST,COLUMN, or Formattedt Input statement?
Q3.In which method ,Merge with By statement or SQL procedure,will you get a warning message when combining common variables from data sets unless you select variables from individual data sets?
Q4. Mr Raj sas programmer has written the following code
data iisastr;
if age>25 then drop sex;
run;
Do you think above program will run without any error or not.
please answer with reason?
Q5. Can a where statement be applied to DATA steps with an INPUT statement?
Q6.Ms Lily has written the following code .
data iisastr;
set iisastr_delhi;
run;
Do you think that , during the execution phase of the above program
,it will create a input buffer to store the values of the observation?