SAS Institute SAS Institute Certifications A00-280 Questions & Answers

• Question 41:

  You have acquired an existing program from a coworker which uses a macro. It is not immediately clear to you what this macro is doing. Which OPTION can be used to put the SAS statements generated by the macro execution into the LOG?

  A. MPRINT

  B. SYMBOLGEN

  C. MLOGIC

  D. MRECALL

  Correct Answer: A

• Question 42:

  Given the data set HE:

  

  What will the values be of variable HOSPDURD for the two subjects?

  A. 5, missing

  B. missing, missing

  C. 65, 9

  D. 50, 9

  Correct Answer: B

• Question 43:

  Given the VITALS data set:

  

  A. proc transpose data=vitals ; var pulse sysbp diabp ; run ;

  B. proc transpose data=vitals ; by patid visit ; run ;

  C. proc transpose data=vitals ; var patid visit ;

  run ;

  D. proc transpose data=vitals ; id patid visit ; run ;

  Correct Answer: B

• Question 44:

  Given the SAS data set WORK.VS1:

  

  Which value will be assigned to variable TOTAL?

  A. missing

  B. 112

  C. 140

  D. 560

  Correct Answer: C

• Question 45:

  The following SAS program is submitted:

  

  What is the value of the second variable in the data set WORK.DIGESTL?

  A. diverticulosis

  B. divertic

  C. a missing value

  D. No variables are created.

  Correct Answer: B

• Question 46:

  The following SAS program is submitted:

  

  What will be the result when the program executes?

  A. num3 assigned a missing value

  B. num3 assigned a value of 0

  C. num3 assigned a value of 1

  D. An error due to mixed variable types in the assignment statement.

  Correct Answer: A

• Question 47:

  Which statement correctly creates a SAS date variable from a character variable?

  A. sasdate = input(chardate,date9.);

  B. sasdate = 'chardate'd;

  C. sasdate = put(chardate,date9.);

  D. sasdate = date(chardate,date9.);

  Correct Answer: A

• Question 48:

  This question will ask you to provide a line of missing code.

  Given the dataset RAWBP that is sorted by SUBJECT TEST WEEK:

  

  Which statement must be added to the program to calculate relative change in percent (percent change) from baseline?

  A. pct_chg = ((baseline - value) /baseline)*100;

  B. pct_chg = ((value - baseline) /baseline)*100;

  C. pct_chg = ((baseline - value) /value)*100;

  D. pct_chg = ((value - baseline) /value)*100;

  Correct Answer: B

• Question 49:

  Which function would be used to determine the number of elements in an existing array?

  A. dim ()

  B. n ()

  C. sum ()

  D. count ()

  Correct Answer: A

• Question 50:

  The following SAS program is submitted:

  

  Which value does variable X contain?

  A. the numeric value 0

  B. the character value "01Jan1960"

  C. the date value 01011960

  D. the code contains a syntax error and does not execute.

  Correct Answer: A