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IBM C9050-042 Exam Syllabus Topics:

IBM Developing with IBM Enterprise PL/I Sample Questions:

1. Given the following declarations, which code is likely to perform best and correctly initialize structure 3?
DCL 1 S UNALIGNED, 2 A CHAR(3), 2 B BIN FIXED(31), 2 C DEC FIXED(5); DCL 1 T UNALIGNED
LIKE S; T = ";

A) S = T,BY NAME;
B) CALL PLIMOVE(ADDR(S),ADDR(T),STG(S));
C) CALL PLIFILL(ADDR(S),'',STG(S));
D) S = ";

2. Which compiler option causes the compiler to flag any IF, WHILE, UNTIL and WHEN clauses that do not
have the attributes BIT(1) NONVARYING?

A) RULES(NOLAXWHEN)
B) RULES(NOLAXUNTIL)
C) RULES(NOLAXWHILE)
D) RULES(NOLAXIF)

3. Which of the following is the most appropriate reason to explicitly use COMMIT or ROLLBACK?

A) A batch program performs mass deletions where all deleted rows are independent from each other.
B) The program calls unknown subroutines.
C) The program abends.
D) An online program updates DB2 and IMS objects.

4. What will be printed after the following statements?
DCL S CHAR(10);
S = '0';
S = S + 1;
PUT(S);

A) 8 blanks followed by '1 'followed by a blank
B) 9 blanks followed by '1'
C) 10 blanks
D) '1' followed by 9 blanks

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

Solutions: