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IBM C9050-042 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Program Control and Logic | - Control statements
|
| Topic 2: File Handling and Data Management | - Sequential and indexed file processing
|
| Topic 3: Debugging and Optimization | - Debugging techniques
|
| Topic 4: PL/I Language Fundamentals | - Basic syntax and program structure
|
| Topic 5: IBM Enterprise PL/I Features | - Enterprise extensions
|
IBM Developing with IBM Enterprise PL/I Sample Questions:
1. Which PL/I builtin function can be used to get the system return code from a called program (including
non-PL/I languages)?
A) PLIRETC
B) PLIREST
C) PLISTRA
D) PLIRETV
2. Which of the following is a typical deadlock situation?
Situation 1:
Transaction A waiting for resource_2 and Transaction B waiting for resource_1 while resource_1 is held
by Transaction C and resource_2 is held by Transaction B
Situation 2:
Transaction A waiting for resource_1 and Transaction B waiting for resource_2 while resource_1 is held
by Transaction B and resource_2 is held by Transaction C
Situation 3:
Transaction A Waiting for resource_2, Transaction B waiting for resource_3, Transaction C waiting for
resource_1 ,while resource_1 ,resource_2 and resource_3 are held by Transactions A, B and C
respectively.
Situation 4:
Transaction B waiting for resource_1 and Transaction C waiting for resource 2 while resource_1 is held
by Transaction C and resource_2 is held by Transaction A
A) Situation 2
B) Situation 3
C) Situation 1
D) Situation 4
3. 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(NOLAXLEVEL1)
C) RULES(NDLAXQUAL)
D) RULES(NOLAXSTRUCT)
4. What will be printed, if anything, to SYSPRINT after executing the following code?
DCL A FIXED CONTROLLED;
DCL P PTR;
DCL X FIXED BASED(P);
ALLOC A;
A = 1;
ALLOC A;
A = 2;
P = ADDR(A);
ALLOC A;
A = 3;
P = ADDR(A);
ALLOC A;
A = 4;
FREE A;
FREE A;
PUT DATA(X);
A) 3
B) The results are undefined.
C) 4
D) 2
5. In which of the following groups of compiler options could all the options specified cause the compiler to
generate code which requires more time at execution?
A) ATTRIBUTES(FULL),XREF(FULL),DEFAULT(EVENDEC,DUMMY(UNALIGNED)),OFFSET
B) APCH(5),BIFPREC(31),NOTESTMTUNE(5),NOSERVICE
C) OPTIMIZE(0),NOREDUCE,PIREFIX(SIZE,SUBSCRIPTRANGE)
D) OPTIMIZE(2),DEFAULT(REORDER,NOLAXDCL,NOLAXCTL),STORAGE,MMTEMP(1000)
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: B | Question # 3 Answer: C | Question # 4 Answer: B | Question # 5 Answer: C |



