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IBM C9050-042 Exam Syllabus Topics:

IBM Developing with IBM Enterprise PL/I Sample Questions:

Question 1

In which of the following examples will a dummy argument be passed?

A. DCL A EXT ENTRY (FIXED, BINARY);
DCL (X,Y) FIXED BIN;
CALL A(X,Y);
B. DCLA EXT ENTRY;
DCL (X,Y) FIXED BIN;
CALL A(X,Y);
C. DCL A EXT ENTRY (FIXED BINARY);
DCL (X,Y) FIXED BIN;
CALL A(X,Y);
D. PROC (A,B);
DCL (A,B) BIN FIXED;
END C;
END PGM;
E. PGM: PROC OPTIONS(MAIN);
DCL (X,Y) FIXED BIN;
CALL C (X,Y);

Question 2

Which compiler option causes the compiler to flag any reference to structure members that are not level 1
and are not dot qualified?

A. PULES(NOLAXDOT)
B. RULES(NOLAXSTRUCT)
C. RULES(NDLAXQUAL)
D. RULES(NOLAXLEVEL1)

Question 3

In the following example what value will be printed to SYSPRINT, if any, from the PUT LIST in PGM_A?
PGM_A PROC;
DCL INPARM CHAR (10) INIT('FIRST CALL);
DCL P_OUT PTR;
DCL OUTPARM CHAR(10) BASED (P_OUT);
DCL PGM_B ENTRY(CHAR(10),PTR) EXTERNAL:
CALL P0MB (INPARM,P OUT);
IF OUTPARM = 'RESULT 'THEN
DO;
INPARM = ";
CALL PGM_B (INPARM,P_OUT);
END;
PUT LIST(OUTPARM);
END;
PGM_B: PROC(INPARMP_OUT);
DCL INPARM CHAR (10);
DCL P_OUT PTR;
DCL OUTPARM CHAR (10) INIT(");
P_OUT = ADDR(OUTPARM);
IF INPARM ='FIRST CALL THEN
OUTPARM = 'RESULT ';
ELSE
OUTPARM = 'NO RESULT';
END;

A. 'NO RESULT'
B. Unpredictable
C. 'RESULT'
D. Blanks

Question 4

Given the following declaration, W has to be assigned to C.
How can a CONVERSION condition be
avoided?
DCL C CHAR(1);
DCL W WIDECHAR(1);

A. IF RANK(W)> 127 THEN
PUT ('Widechar is not a valid char!');
ELSE
C = W;
B. IFW ^= CHAR(W)THEN
PUT ('Widechar not is a valid char!');
ELSE
C = W;
C. IF WCHARVAL(W) > 128 THEN
PUT ('Widechar is not a valid char!');
ELSE
C = W;
D. IFW >128THEN
PUT ('Widechar is not a valid char!');
ELSE
C = W;

Question 5

What will be printed, if anything, to SYSPRINT after the following statements are executed?
CALL REVERSEIT('PL/I');
(SUBSCRIPTRANGE,SIZE,STRINGSIZE):
REVERSEIT:PROC(31);
DCL(I,J) BIN FIXED(31);
DCL (S,T) CHAR(100) VARYING;
T = S;
J = 0;
I = 0;
DO I = LENGTH(S) TO 1;
J = J + 1;
SUBSTR(T,J,1) = SUBSTR(S,I,1);
END;
PUT(T);
END;

A. 'PL'I'
B. STRINGSIZE error will be raised.
C. SUBSCRIPTRANGE error will be raised.
D. 'I/LP'

Solutions: