Tag: programming languages

Questions Related to programming languages

How many observations will be there in the output dataset person? Data person; infile datalines; input name $ dept $ age; if age le 30; datalines; John Sales 38 Mary Brown Acctng 32 Spielberg Manager 28 ;
technology programming languages

  1. 2

  2. 3

  3. 1

  4. 0

Show answer
Correct Option: A

At compile time when an external file is read, what items are created?

technology programming languages

  1. Program data vector (PDV) and Descriptor portion

  2. Input buffer, Program data vector (PDV) and Descriptor portion

  3. Input buffer and Descriptor portion

  4. None of the above

Show answer
Correct Option: B

What does the line hold specifier single trailing(@) do when used in an input statement?
technology programming languages

  1. holds the input record for the next INPUT statement to read in the same iteration of the DATA step

  2. holds the input record for the next INPUT statement to read across further iterations of the DATA step

  3. holds the input record for the current input statement to read across further iterations of the DATA step

  4. All of the above

Show answer
Correct Option: A

What is the output of the following sum statement? X1=9, X2=4, X3=1 Z=sum(of X1-X3);
technology programming languages

  1. 8

  2. 10

  3. 14

  4. 12

Show answer
Correct Option: C

What is the use of PUT function in a DATA step?
technology programming languages

  1. converts character to numeric

  2. onverts numeric to character

  3. writes the values to the output file

  4. None of the above

Show answer
Correct Option: B

Dataset Temp contains 1 observation and 30 variables. Which procedure can be used to convert it into 30 observations with 1 variable in an efficient manner?

technology programming languages

  1. Proc tabulate

  2. Proc report

  3. Proc transpose

  4. Proc Invert

Show answer
Correct Option: C

I want to create a 2 way cross tabulation frequency based on Country and Sales using FREQ procedure. From the given options pick the correct code?
technology programming languages

  1. Proc freq; Tables country sales; Run;

  2. Proc freq; Table country sales; Run;

  3. Proc freq; Tables country * sales; Run;

  4. Proc freq; Table country * sales; Run;

Show answer
Correct Option: C

A SAS code has been executed and it has an error on the 10th line of the code. What will be the value of the automatic variable ERROR?

technology programming languages

  1. 0

  2. 10

  3. 1

  4. 11

Show answer
Correct Option: C

Which procedure can be used to see the descriptor portion of a dataset?
technology programming languages

  1. Proc freq

  2. Proc print

  3. Proc datasets

  4. Proc contents

Show answer
Correct Option: D

What is the length of variable a ? data temp; a=substr('joshi anand',1,3); run;
technology programming languages

  1. 3

  2. 11

  3. 8

  4. 200

Show answer
Correct Option: B