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Total 291 Questions | Updated On: Nov 19, 2024

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Question 1

You have loaded a data set into a CAS session and need to perform a simple aggregation that summarizes total sales by region. Which of the following CAS actions allows you to do this most efficiently?

A : table.loadTable

B : simple.sum

C : aggregation.aggregate

D : fedSql.execDirect

Answer: C

Question 2

You have a CAS table named "sales_data" and you want to use the ALTERTABLE CASDATA statement in SAS Viya to change the data type of the column "total_sales" from varchar to double. Assuming the column "total_sales" exists and originally contains character data representing numeric values, which of the following statements would correctly alter the column data type?

A : ALTER TABLE CASDATA.sales_data MODIFY COLUMN total_sales SET TYPE double;

B : ALTER TABLE CASDATA.sales_data ALTER COLUMN total_sales TYPE double;

C : ALTER TABLE CASDATA.sales_data CHANGE COLUMN total_sales total_sales double;

D : ALTER TABLE CASDATA.sales_data MODIFY total_sales TYPE TO double;

Answer: B

Question 3

What is the correct way to use the CAS library to save the results of a procedure in SAS Viya?

A : Use a DATA step with the CASLIB statement to specify the target CAS library where the results should be saved.

B : Use the PROC COPY command with the TO= and FROM= options to move result tables to a specified CAS library.

C : Assign a libref to the desired CAS library and then specify that libref in the OUT= option of the procedure.

D : Result tables are automatically saved to the CAS library assigned to the user at login and no additional steps are required.

Answer: C

Question 4

When setting up a data step in a SAS Viya environment, your code needs to read a database table hosted on a remote server, which is registered as a library in SAS Viya's library manager. What would be the appropriate LIBNAME statement to ensure that your data step can access this table?

A : libname mylib base 'server_path_to_data';

B : libname mylib meta LIBRARY="RemoteServerLib";

C : libname mylib sasiohttp HOSTNAME="remoteserver.com";

D : libname mylib v9 'server_path_to_data';

Answer: B

Question 5

You have created a data table 'work.sales_data' using SAS procedures and want to use the 'table.save' method to store this data table permanently in the 'mydata' library. Which of the following code snippets correctly accomplishes this task, assuming that the 'mydata' library has already been assigned?

A : proc cas; table.save / table=work.sales_data caslib=mydata name="SalesDataPermanent"; run;

B : table.save / source=work.sales_data target=mydata.SalesDataPermanent; run;

C : saveTable / from=work.sales_data to=mydata.SalesDataPermanent; quit;

D : data mydata.SalesDataPermanent; set work.sales_data; run; quit;

Answer: A

Page: 1 / 59

Total 291 Questions | Updated On: Nov 19, 2024

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