TCS ,WNS sas interview question

TCS ,WNS sas interview question

TCS WNS sas interview question

Q1
When using the data set option (IN=) in a DATA step, is the
variable saved with the data set?

Q.2
What informat is used to read in the date 14-11-2013 ?

Q.3Which clause in the SQL procedure is used to order variables?

q.4
What is the difference between LEFT, RIGHT, and FULL
joins

q.5
How is the diffrence between OUTER join and INNER join?

q.6
How many datasets can be merged in proc sql (sas 9.4)?