Answer Posted / vimal raj

SAS Array's main functionality is

when a same action has to be performed repeatedly for n number of similar variables, it is ideal to use array which will simplify the sas program and gives the efficient performance in running and also the look n feel is better

data readin;
set outdata;
array Q(20) Q1-Q20;
do i= 1 to 20;
if Q(i) = 6 then Q(i)= .;
end;
run;

What function CATX syntax does?

1165

---

Are you involved in writing the inferential analysis plan? Tables specifications?

3898

---

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

1122

---

What is the difference between order and group variable in proc report?

1365

---

explain the difference between proc means and proc summary?

1072

---

Approximately what date is represented by the SAS date value of 730?

1161

---

Can you explain the process of calendar?

1057

---

How to create a permanent sas data set?

1137

---

Why and when do you use proc sql?

1181

---

how do you test for missing values? : Sas programming

997

---

How many data types are there in SAS?

1006

---

What is the command used to find missing values?

1037

---

Explain the main difference between the sas procedures and functions? : Sas-administrator

1012

---

which features do you use to check the data validations and errors? : Sas-administrator

1000

---

What is the order of application for output data set options, input data set options and SAS statements?

1503

---