Answer / ujas patel

_Null_ is usefull only When u want to use Datastep without
actually creating a SAS dataset.A set statement specifies
the SAS dataset that you want to read from.

Data _null;
Set Clinic.stress;

Answer / ganesh

This is used for when you dont want any output and u want
to save your time i will not gives u results but the
message can be displayed inthe log.

Answer / sunny

Data _null_ is also used to produce complex reports which cannot be customized in proc report.Proc doesnt allow us to use if statements where in data null we can use if statements to get the desired output.For example if you want multiple sub totals or if you want to print footnote only at the end of a page break.This is useful specially for pdf reports.

Answer / harish

sas variable to count no of observation to read

When you will use nowd option in report???

6 Answers   Accenture,

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I am preparing SAS Certified Advanced Programmer for SAS 9 in 2014. If anybody has the latest dumps for this exam, please mail me at dhiman.mukherjee@gmail.com

0 Answers  

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what is the diff. b/w proc means and proc summary?

12 Answers   CitiGroup,

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How would you code the criteria to restrict the output to be produced?

6 Answers   Accenture,

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How to read an input file in sas?

0 Answers  

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How would you remove a format that has been permanently associated with a variable? ________________

5 Answers   Quintiles, TCS,

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What are the joins,types of joins and thier functions?

7 Answers   SAS,

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how to write code for left outer join in SAs using datastep?

8 Answers   CitiGroup,

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what does .. meant in sas macros

3 Answers   D&B,

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explain the difference between alternate key, business key, foreign key, generated key, primary key, retained key and surrogate key ? : Sas-di

0 Answers  

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What is the difference between the proc sql and data step?

0 Answers  

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how can you get the single data set from the library(which has the number of data sets)?

3 Answers   Accenture, Deloitte,

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