IBM C6030-042 Online Practice Questions and Exam Preparation

IBM C6030-042 Online Questions & Answers

• Question 111:

  SUBSCRIPTRANGE checks which of the following?

  A. The subscripts of an array are checked for conformance with iSUB defining rules.
  B. The address generated for accessing an array element is checked to be sure it falls within the storage allocated to the array.
  C. The value of each subscript used to refer to an array element is checked for validity after the element is accessed.
  D. The value of each subscript used to refer to an array element is checked for validity beforethe element is accessed.
  D. The value of each subscript used to refer to an array element is checked for validity beforethe element is accessed.

• Question 112:

  What are the requirements on data to apply parallelization in a program?

  A. It should be partition able.
  B. It should follow the Relational model.
  C. It should follow the Hierarchical model.
  D. It should follow the Object model.
  A. It should be partition able.

• Question 113:

  WIDECHAR can be converted to CHAR. Which rule has to be observed?

  A. Each WIDECHAR value has to be less than `0080'WX, otherwise CONVERSION is raised.
  B. All WIDECHAR values can be converted to CHAP using the appropriate builtin function.
  C. Each WIDECHAR value has to be less than or equal to `00FF'WX, otherwise CONVERSIONis raised.
  D. By conversion of WIDECHAR to CHAR the left byte is omitted.
  A. Each WIDECHAR value has to be less than `0080'WX, otherwise CONVERSION is raised.

• Question 114:

  Which of the following is NOT a builtin subroutine which supports Logical Unit of Work?

  A. PLICKPT
  B. PLILUW
  C. PLIREST
  D. PLICANC
  B. PLILUW

• Question 115:

  Given the following code, which statement will produce an E level preprocessor message?

  %DCL ABC ENTRY;

  %ABC: PROC (X,Y) STATEMENT RETURNS(CHAR); DCL(XY) CHAR; IF ^PARMSET(X) THEN NOTE ('NO X `,0);

  IF ^PARMSET(Y) THEN NOTE('NO Y `8');

  RETURN('/* `!!X!!YI!'C */');

  %END ABC;

  A. ABC Y(B)X(A);
  B. ABC (A,);
  C. ABC (A,B);
  D. ABC(,B);
  B. ABC (A,);

• Question 116:

  Which of the following is LEAST likely to be performed by a batch program?

  A. Sorting
  B. Sequential file processing
  C. User interaction
  D. Production of pay checks
  C. User interaction

• Question 117:

  Which of the following structures will NOT contain padding bytes if the PL/I default for alignment is applied?

  A. DCL 1 A,2 B FLOAT DEC (16),2 C FLOAT DEC (5,2),2 D CHAR (3),2 E FIXED BIN (31),2 F FLOAT DEC (16);
  B. DCL 1 A,2 B FLOAT DEC (16),2 F FLOAT DEC (16),2 E FIXED BIN (31),2 C FIXED DEC (5,2),2 D CHAR (3);
  C. DCL 1 A,2 E FIXED BIN (31),2 C FIXED DEC (5,2),2 B FLOAT DEC (16),2 F FLOAT DEC (16),2 D CHAR (3);
  D. DCL 1 A,2 B FLOAT DEC (16),2 F FLOAT DEC (16),2 C FIXED DEC (5,2),2 E FIXED BIN (31),2 D CHAR (3);
  B. DCL 1 A,2 B FLOAT DEC (16),2 F FLOAT DEC (16),2 E FIXED BIN (31),2 C FIXED DEC (5,2),2 D CHAR (3);

• Question 118:

  Which of the following runtime options should be reviewed when attempting to improve performance in a PL/I program?

  A. DEPTCONDLMT, INFOMSGFILTER, MSGFILE and RPTOPTS
  B. TRACE, TRAP, CHECK and DEBUG
  C. ALL31, STORAGE, HEAP and STACK
  D. ERRCOUNT, LIBSTACK, HEAPPOOLS and XPLINK
  C. ALL31, STORAGE, HEAP and STACK

• Question 119:

  In the following example how many lines, if any, will be printed?

  GRAPH: PROC OPTIONS(MAIN);

  DCL I FIXED BIN (31);

  DCL POINTS FIXED BIN (31);

  CALL INIT_POINTS;

  DO I = 1 TO 100;

  GET LIST(POINTS);

  CALL PLOT_NEXT(POINTS);

  END;

  INIT_POINTS: PROC;

  DCL I FIXED BIN (31);

  DCL POINTS(1000) FIXED BIN (31);

  DCL BAR CHAR (100) INIT((100)'*') STATIC;

  DO I 1 TO 10;

  POINTS(I) = I;

  PUT SKIP LIST (POINTS(I),SUBSTR(BAR,1,I));

  END;

  RETURN;

  PLOT_NEXT: ENTRY(I);

  POINTS(I) = I;

  PUT SKIP LIST(POINTS(I),SUBSTR(BAR,1 I));

  END;

  END GRAPH;

  A. 10
  B. 100
  C. 110
  D. It is unpredictable as the program will fail.
  D. It is unpredictable as the program will fail.

• Question 120:

  What does it mean that an interface is asynchronous?

  A. Requests are processed in FIFO order.
  B. Requests are always processed immediately.
  C. Requesting program does not have to wait for a reply.
  D. Requests are processed in parallel.
  C. Requesting program does not have to wait for a reply.