Official Certification Exam Name: Cathodic Protection Specialist (CP4)
Number of Questions with Accurate Answers: 950
Exam Vendor / Provider: AMPP
Required Passing Marks: 70%
Maximum Allowed Time: 240 Minutes
Content Updated On: October 8, 2026
3 reviews for AMPP-CP4
Rated 4 out of 5
Gupteswar Mishra –
I had an excellent experience overall. The platform was intuitive, the materials were well-structured, and everything was easy to navigate. I especially appreciated how each topic was explained in simple terms, making complex concepts easier to grasp. The mock questions were realistic and truly mirrored what I encountered later. I feel confident recommending it to anyone serious about improving their preparation.
Rated 4 out of 5
canterburytales31 –
Perfect experience overall!
Rated 5 out of 5
dj.martinez.perez –
The material was accurate, updated, and explained thoroughly. It gave me a big confidence boost for my exam.
3 reviews for AMPP-CP4
Gupteswar Mishra –
I had an excellent experience overall. The platform was intuitive, the materials were well-structured, and everything was easy to navigate. I especially appreciated how each topic was explained in simple terms, making complex concepts easier to grasp. The mock questions were realistic and truly mirrored what I encountered later. I feel confident recommending it to anyone serious about improving their preparation.
canterburytales31 –
Perfect experience overall!
dj.martinez.perez –
The material was accurate, updated, and explained thoroughly. It gave me a big confidence boost for my exam.