Purchase IBM : C9050-042 Exam Materials and then pass exam easily
Updated: Sep 10, 2026
No. of Questions: 140 Questions & Answers with Testing Engine
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IBM C9050-042 Exam Overview:
| Certification Vendor: | IBM |
|---|---|
| Exam Name: | Developing with IBM Enterprise PL/I |
| Exam Number: | C9050-042 |
| Passing Score: | 70% |
| Exam Duration: | 90-120 |
| Certificate Validity Period: | 3 years |
| Real Exam Qty: | 60-140 |
| Exam Price: | USD 200-300 |
| Exam Format: | Multiple Choice |
| Available Languages: | English, Japanese |
| Recommended Training: | IBM Education PL/I Courses IBM Enterprise PL/I for z/OS Documentation |
| Exam Registration: | IBM Certification Registration Pearson VUE Scheduling |
| Sample Questions: | IBM C9050-042 Sample Questions |
| Exam Way: | Proctored online or at authorized Pearson VUE test centers |
| Pre Condition: | No mandatory prerequisites; recommended working experience with IBM Enterprise PL/I and z/OS environment |
| Official Syllabus URL: | https://www.ibm.com/certify/certs/c9050042.shtml |
IBM C9050-042 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Performance and Optimization | 15% | - I/O and processing performance - Memory and storage efficiency - Compiler options and runtime tuning |
| Topic 2: Debugging, Testing and Maintenance | 15% | - Compilation and listing analysis - Debugging techniques and tools - Unit testing and code validation |
| Topic 3: File Processing and Database Connectivity | 20% | - Data manipulation and transaction control - Sequential and VSAM file processing - Database connectivity and SQL integration |
| Topic 4: Advanced PL/I Concepts | 25% | - Pointers and dynamic memory allocation - Structures and records - Object-oriented features in PL/I - Strings and arrays - Error and exception handling |
| Topic 5: PL/I Language Fundamentals | 25% | - Procedures and functions - Variables, constants, and expressions - I/O operations and file handling - Control structures - Syntax and data types |
IBM Developing with IBM Enterprise PL/I Sample Questions:
The following coding standards are enforced at a programming shop:
* All procedures must include a comment describing its function
* All automatic variables must be explicitly initialized when declared * No nested IF statements (implement
as SELECT)
Considering the following code, how many coding standard violations exist?
CALL P1(1);
/* ------- proc p1------- */
P1: PROC(l);
DCL I BIN FIXED(31);
DCL (J,K) BIN FIXED(31) INIT(0);
IF I = 1
THEN IF J = 2
THEN K = 3;
ELSE K = 4;
ELSE K = 5;
END;
- A. 3
- B. 1
- C. 4
- D. 2
What does it mean that an interface is synchronous?
- A. Requests are processed in parallel
- B. Requesting program always receives immediate response
- C. Requesting program must wait for a reply
- D. Requests are processed randomly
Input to a SORT routine requires the starting position of each field to be sorted. Which of the following
calculates a value of 5 for field B?
DCL 1 S,
2 A CHAR(4),
2 B BIN FIXED(31);
- A. POINTERDIFF(ADDR(S), ADDR(S.B))
- B. POINTERDIFF(ADDR(S), ADDR(S.B)) + 1
- C. POINTERDIFF(ADDR(S.B), ADDR(S))
- D. POINTERDIFF(ADDR(S.B),ADDR(S)) + 1
Which of the following is the most appropriate way of avoiding a recursive deadlock?
- A. Changing the program
- B. Setting a time limit on the runtime of the Transaction
- C. Aborting the Transaction
- D. Partitioning the relevant Database
PL/I programs which have been written under Intel architecture are now to be recompiled and run on the
mainframe. What will happen to the programs during compilation and execution?
- A. They will not compile correctly on mainframe because ASCII has no NOT sign.
- B. They may have to be changed before they run correctly on the mainframe.
- C. They will not run correctly because the byte order on mainframe is bigendian.
- D. They can be recompiled unchanged and will run correctly.
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