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SAS Interview Questions
Questions Answers Views Company eMail

how to delete the duplicates by using proc sql?

Genpact,

3 9025

what is the difference between proc means and proc summary?

Accenture,

2 7659

How to get the repeated values by using sql in sas ?

2 5650

1 new york 7,262,700 2 los angeles 3,259,340 3 philadelphia 1,642,900 how to read the above data using input statement consider the above data is in txt format externally u have to use infile and input statement.

Quintiles,

9 13043

/* This is example of age caluculate wihtout to display perfect days and years in output window */ data age; retain dob "12jun2003"d now "24may2011"d; age1=now-dob; age=(now-dob)/365.25; years=int(age); days1=round((age-years)*365.25); months=month(now)-1; if days1 gt 30 and months in(12,10,8,6,4,2)then do; month1=days1/30.4375; month=int(days1/30.4375); if day(now)=1 then days=1; else days=round((month1-month)*30.4375)+1; drop days1 month1 month; end; else if days1 gt 30 and months in (1,3,5,7,9,11)then do; month1=days1/30.4375; month=int(days1/30.4375); if day(now)=1 then days=1; else days=round((month1-month) *30.4375); drop days1 month1 month; end; drop age age1; proc print data=age; format dob now date.; run;

Emerio,

1 5524

what is the usage for assigning error=1 in a dataset ?

Satyam,

2 5636

how do u validate the program which u have written.

TCS,

1 5971

hi here is a problem can anybody solve this? i want to report the data through third party file. by using data _null_ or proc report or macro automation process. but i want to insert the 'titles and footnotes' in between the data and also starting of 2nd and ending of 2nd and starting of 3rd and ending of the 3rd page. tell me how and write the code?

Cognizant,

2113

what is AE onset date and what is RDS?

Accenture,

4 10193

how to rearrange the data as our wish by using dataset block?

Cognizant,

4 8763

how to create the AE dataset by using SDTMIG specifications and SAP plan by using UNIX platform?

2749

Does anybody have SAS Training manual or documentation or can you refer me any book to have better understanding on SAS. I am fresher to SAS tool. (Ready to pay)

4 5789

what is washout period?

Cognizant,

3 23728

What is the differnce between SDTM 3.1.2 to 3.1.1 version

Wipro,

5070

i am importing large data from oracle to work library. in log there is a error message worklibrary space is not enough. then how to import the data safely to sas environment.

Cap Gemini,

2 7608


Post New SAS Questions

Un-Answered Questions { SAS }

Do you need to know if there are any missing values?

1035


What is program data vector (pdv)?

1279


it will become easy if uuu provide website linkssss and list of consultanciessssss

1970


What is the differnce between SDTM 3.1.2 to 3.1.1 version

5070


Explain data step in SAS

1079


What are the limitations for memory allocation for SAS variables

1482


Are you sensitive to code walk-throughs peer review or QC review?

3140


what is sas application server, database server, sas olap server and sas metadata server? : Sas-di

1009


Differentiate input and infile.

1098


Explain append procedure?

1078


What is a pdv and what are its functions?

1140


For clinical entire study how many tables will create approx?

1963


what is the use of proc sql? : Sas programming

1130


Tell me more about the parameters in macro? : sas-macro

1049


Assuming {et} is randomly drawn from N(0,1) and e0 = 0, generate 200 observations of xt = et − 0.5e(t−1) and draw a line graph of xt.

1879