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IBM Developing with IBM Enterprise PL/I Sample Questions:
1. Given the following code, which condition would be raised first (if ENABLED)?
DCL A(50000) CHAR (8);
DCL I BIN FIXED (31);
DCL J BINFIXED (15);
DCI = 1 TO 100_000;
J = I;
A(J) = I;
END;
A) CONVERSION
B) FIXEDOVERFLOW
C) SUBSCRIPTRANGE
D) SIZE
2. Requirement:
All the characters of the CHAR(3) variable X must be tested to be numeric. Which of the following
solutions meets the requirement and does not require essential structural modifications when the
requirement is changed to the following: The first character of the CHAR(3) variable X must be tested to
be uppercase alphabetic, while the two other characters must be tested to be numeric.
A) DCL NUM CHAR(10) VALUE('0l 23456789');
IF VERIFY(X,NUM) = 0
THEN ... /*NUMERIC*/
B) DCL Y PIC'999';
DCL SWITCH BIT(1) INIT('1'B);
ON CONVERSION BEGIN;
SWITCH =
ONSOURCE = '000';
END;
Y = X;
IF SWITCH
THEN ... ; /*NUMERIC*/
C) DCL ALPHA CHAR(26) VALUE('ABCDEFGHIJKLMNOPQRSTUVWXYZ');
DCL NUM CHAR(10) VALUE('0123456789');
IF TRANSLATE(X,(26)'A'!I(10)'9'ALPHA!!NUM) = '999'
THEN ... ; /*NUMERIC*/
D) IFX >= '000' & X <= '999'
THEN ... /*NUMERIC*/
3. What is the output of the following program?
DCL A AREA(8000);
DCL 1 STR1 BASED(P),
2 STR1_LGTH BIN FIXED(31),
2 STR_CHAR CHAR(ALLOC_LGTH REFER(STR1_LGTH));
DCL ALLOC_LGTH BINFIXED(31);
DCL I FIXED BIN(31);
DCL P PTR;
ALLOC_LGTH = 100;
DO I = 1 TO 10;
ALLOC STR1 IN(A);
END;
PUT SKIP LIST(CSTG(A));
A) 8000
B) 1056
C) 1040
D) 1016
4. Which of the following statements about the newest PL/l compiler is NOT suitable to convince a
stakeholder that migration to the new PL/I compiler is necessary?
A) The new compiler takes advantage of the current machine instruction set.
B) The new compiler is necessary because current versions of DB2 and CICS only officially support
compilers which are "in service".
C) The new compiler will tolerate more erroneous code.
D) The new compiler provides new language features.
5. Which of the following would a non-technical manager be LEAST interested in regarding migration to
Enterprise PL/I?
A) Which Enterprise compiler options should be specified
B) Amount of computer resources needed for the conversion
C) Whether training programs would be needed
D) How many programs would be affected and the effort required
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: C | Question # 3 Answer: B | Question # 4 Answer: C | Question # 5 Answer: A |




