The passing mark for the C1000-166 exam is 62%, and the official registration fee is $200 USD. One practical note: the fee buys a single attempt — a retake is charged in full again. Protect that spend by rehearsing first: drill 181 practice questions at TestKingFree under timed conditions until your scores clear the passing mark with margin, then book.

Registration for the IBM Cloud Professional Developer v6 goes through these official channels:

• Pearson VUE

One scheduling detail: the C1000-166 exam is delivered Online proctored or onsite testing center — plan accordingly when you book.

The C1000-166 exam — officially the IBM Cloud Professional Developer v6 — is IBM's certification test for professionals working with its technologies, and passing it earns the IBM Certified Professional Developer - Cloud v6 certification at the Professional level. Because it is vendor-issued and skills-based, employers can compare candidates on it directly — that is what keeps it valuable. It also connects naturally to IBM Cloud Associate Developer, IBM Cloud Professional Architect.

Yes — TestKingFree publishes a free PDF demo of the C1000-166 practice questions, printable if you prefer paper, so you can evaluate the content and verified answers before paying anything. Once you purchase, 365 days of free updates are included, and if the product expires, the update service renews at a 50% discount from your member zone.

The IBM Cloud Professional Developer v6 syllabus spans 6 domains, led by Data and Service Integration (15%), Application Security and Access Control (20%), and Deploying an Application on IBM Cloud (27%). The complete weighted outline is in the syllabus section above — it is the map your preparation should follow.

No mandatory prerequisites; recommended 6+ months hands-on experience developing and deploying applications on IBM Cloud

Vendor criteria do change, so before scheduling, verify the latest requirements on the official IBM exam page.

IBM lists these training resources for the IBM Cloud Professional Developer v6:

• IBM Cloud Professional Developer Learning Path
• IBM Cloud Essentials Course

Formal training teaches the concepts; offline-capable practice makes them available whenever you have a spare ten minutes. Add 181 practice questions from TestKingFree to either resource and preparation stops depending on free weekends.

Delivery first: download immediately after payment, with an email copy arriving within one minute. If 2 hours pass with no email, check spam and contact our support team. There is no limit on how many computers you can install the software on.

If you take the C1000-166 exam within 60 days of purchase and do not pass, the TestKingFree money back guarantee applies: file within 2 days of the exam with a scanned enrollment slip and the official score report (PDF), and the claim is processed within 7 days. The candidate name must match the payer name; the policy excludes exams taken within 3 days of purchase, purchases never used in an actual exam attempt, free materials, and expired orders. If you would rather keep preparing, exchange the product for two free exam packages of equal value and keep the update service on your original purchase.

You will face 65 questions within 90 minutes on the C1000-166 exam. That ratio makes time management a scored skill, and it is best trained offline where you cannot be distracted: run timed mocks in the TestKingFree Windows engine or app, and let the pacing rhythm settle in before exam day.