나루다루

QUESTION NO: 55The following SAS program is submitted:data one;date = '04juI2005'd;format date weekdate.; run; proc print data = one; run; What output is generated? A. Obs date 1 Monday, July 4, 2005B. Obs date 1 July4, 2005C. Obs date 1 04Jul2005D. Obs date 1 Monday, 07/04/2005 Answer: A # 문제 풀이 - weekdate 포맷 : Monday, July 4, 2005

QUESTION NO: 54The following SAS program is submitted: proc freq data = sales;run; Which TABLES statement(s) completed the program and produced the output? A. tables region product;B. tables region * product;C. tables product * region;D. tables product; tables region; Answer: B # 문제 풀이 - tables region * product : 이원테이블 생성.

QUESTION NO: 53The following SAS program is submitted:data work.test;array items{3} _temporary_;run; What are the names of the variable(s) in the WORK.TEST data set? A. ITEMSB. ITEMS1, ITEMS2, ITEMS3C. No variables are created because it is a temporary array.D. The program fails to execute because there are no variables listed on the ARRAY statement. Answer: C # 문제 풀이 - _temporary_ 옵션이 없다면 : ite..

QUESTION NO: 52The following SAS program is submitted:Data _null_;set old;put sales1 sales2;run; Where is the output written? A. to the SAS logB. to the SAS data set _NULL_C. to the SAS output window or to an output fileD. to the raw data file that was most recently opened Answer: A # 문제 풀이 - data _null_ : 명령은 실행하지만, 데이터 셋은 생성하지 않는다. (log에는 표시된다) - _null_ 이라는 데이셋이 생성되는 것은 아니다.

QUESTION NO: 51The following SAS program is submitted:data work.retail;cost = '20000';total= .10* costrun; What is the result? A. The value of the variable TOTAL in the output data set is 2000. No messages are written to the SAS log. B. The value of the variable TOTAL in the output data set is 2000. A note that conversion has taken place is written to the SAS log. C. The value of the variable TO..

QUESTION NO: 50The following SAS program is submitted, creating the SAS data set ONE:data one;infile 'specification';input num char$;run; ONENUM CHAR1 233 231 77 The following SAS program is submitted:proc print data = one;where char = 23;run; What is output? A. NUM CHAR1 77B. NUM CHAR 1 23 3 23C. NUM CHAR 1 23 3 23 1 77D. No output is generated. Answer: D # 문제 풀이 - char 변수를 문자형($) 변수로 선언하였다. wh..

QUESTION NO: 49The following SAS program is submitted:data work.new;length word $7;amount = 4;if amount = 4 then word = 'FOUR';else if amount = 7 then word = 'SEVEN';else word = 'NONE!!!';amount = 7;run; What are the values of the AMOUNT and WORD variables in SAS dataset work.new? A. amount word 4 FOURB. amount word 4 NONE!!!C. amount word 7 FOURD. amount word 7 SEVEN Answer: C # 문제 풀이 - amount=..

QUESTION NO: 48The following SAS program is submitted:data work.flights;destination = 'cph';select(destination);when('LHR') city = 'London';when('CPH') city = 'Copenhagen';otherwise city = 'Other';end;run; What is the value of the CITY variable? A. OtherB. CopenhC. CopenhagenD. ''(missing character value) Answer: A # 문제 풀이 - select ~ when 구문은 if ~ else 구문과 비슷하다. - select(destination) : destinati..