what is the diff b/w verification validation in sas

3 Answers   SAS,

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Describe a time when you were really stuck on a problem and how you solved it?

1 Answers  

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What is difference between (a-z) and (a--z)

8 Answers   Accenture,

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What is Transaction...? And what are Comment, Roll back n Save point..?

2 Answers  

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Explain data_null_?

0 Answers  

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How do you specify the number of iterations and specific condition within a single do loop?

0 Answers  

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Under what circumstances would you code a SELECT construct instead of IF statements?

7 Answers   Accenture,

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what is washout period?

3 Answers   Cognizant,

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data voter; input Age Party : $1. (Ques1-Ques4)($1. + 1); datalines; 23 D 1 1 2 2 45 R 5 5 4 1 67 D 2 4 3 3 39 R 4 4 4 4 19 D 2 1 2 1 75 D 3 3 2 3 57 R 4 3 4 4 ; Idont understand what the (Ques1-Ques4)($1. + 1) means. I have seen (Ques1-Ques4)(4*$1.), but what is (Ques1-Ques4)($1. + 1)? Appreciate all help Thanks

3 Answers  

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i have a null dataset with 20 variables. i want to upload the variables which contain name like a or k or anything in another dataset.how can we create the dataset?

3 Answers   L&T,

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What is the difference between reading data from an external file and reading data from an existing data set?

0 Answers  

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1.What is the difference between _NULL_ , _ALL_, and _N_? 2.What are the uses of _NULL_ using in Data Steps? Can we _NULL_ in Proc Steps also? 3.How do call the macro variable in Data Steps? 4.How to construct Pivot tables in Excel Using SAS?

3 Answers  

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