Home
This digital product includes a CLP-12-01 exam voucher plus one retake option, available via Pearson VUE.
Voucher Type
This product provides an Exam Voucher with Retake authorizing one attempt at the CLP exam, plus a one-time retake if the first attempt is not passed.
Retake note: If you fail the exam, please complete and submit the Retake Voucher Request Form to obtain your retake voucher. Retakes cannot be issued for absences, violations, or other disqualifying circumstances.
Voucher Validity
The voucher is valid for 12 months from the purchase date and must be used before expiration.
Exam Version
CLP-12-01
Exam Delivery Channel
The exam is delivered exclusively via Pearson VUE through global testing centers and OnVUE online proctoring.
Redemption Instructions
Redeem this voucher when scheduling your exam on Pearson VUE. Sign in, choose the CLP-12-01 exam, and enter your voucher code during checkout.
Additional Information
For complete rules and ID requirements, see: CLP Exam Information and Testing Policies.
This product provides an Exam Voucher with Retake that authorizes one attempt at the CLP™ – C Certified Professional Programmer exam, plus a one-time retake issued only if the first attempt is not passed. The exam is delivered via Pearson VUE.
The CLP certification validates advanced C programming abilities, including system-level programming, process/thread control, memory handling, variadic functions, socket programming, low-level I/O, numerical computation, and advanced language constructs such as setjmp/longjmp, const/volatile, and undefined behavior analysis.
The exam consists of 55 questions and has a duration of 65 minutes.
The exam covers the following topic areas:
- Applied Evolution of C Programming (14.5%)
- Variadic Functions and Macros (9%)
- Fundamentals of Low-Level I/O (13%)
- Memory and String Handling (16%)
- Process and Thread Management (9%)
- Numerical Types and Computations (11%)
- Network Socket Programming (13%)
- Specialized Programming Considerations (14.5%)
Pre-Exam Checklist
- Review the CLP-12-01 Exam Syllabus.
- Read all applicable Pearson VUE Testing Policies, including retake rules.
- Check the CLP Certification Page for delivery information.
- If taking the exam online, verify your system meets OnVUE technical requirements.