2026 Complete Questions and
Correct Answers Graded A+
Exam Overview
This comprehensive test bank is designed for the CWB (Canadian Welding
Bureau) Level 1 Visual Welding Inspector certification exam for the 2026
testing cycle. The exam aligns with CSA W178.2 requirements and covers
all key domains including certification requirements, welding procedures,
visual inspection techniques, weld defects, measurement tools, and safety
protocols.
Key Exam Facts:
● Passing Grade: 70% on all chapter quizzes and final exams
● Vision Requirement: 20/20 vision (corrected or uncorrected) verified
annually
● Certification Standard: CSA W178.2
● Exam Components: Code endorsement exam + Practical exam
SECTION 1: CWB CERTIFICATION SYSTEM &
INSPECTOR ROLES
Q1. What is the primary scope limitation of a CWB Level 1 Welding
Inspector?
,A) They may perform ultrasonic testing but cannot interpret results
B) They are restricted to visual inspection only and may not interpret NDT
results
C) They may perform magnetic particle testing and interpret findings
D) They are authorized to approve welding procedures and WPS documents
Answer: B
Rationale: CWB Level 1 inspectors are certified for visual inspection only.
Interpreting NDT results requires Level 2 certification.
Q2. Under CSA W178.2, what is the minimum visual acuity requirement for
a Level 1 Welding Inspector?
A) 20/40 vision, corrected or uncorrected
B) 20/30 vision, corrected or uncorrected
C) 20/20 vision, corrected or uncorrected
D) 20/25 vision, corrected or uncorrected
Answer: C
Rationale: CSA W178.2 requires 20/20 vision (with or without correction)
for welding inspectors, verified annually.
Q3. When a CWB Level 1 inspector observes a welder using a WPS that has
expired, the inspector should:
A) Immediately stop the work and issue a stop‑work order independently
B) Document the observation and immediately notify the responsible
engineer or supervisor
C) Ignore the issue because the inspector's role is limited to visual
inspection
D) Personally re‑qualify the WPS on the spot
Answer: B
Rationale: The inspector reports non-conformances; stopping work and
re-qualifying are responsibilities of higher authority.
, Q4. All reports produced by an inspector should be:
A) neat, accurate, complete, and timely
B) technical, complete, accurate, and include pictures
C) completed as soon as fabrication has finished
D) delivered to the end user upon completion
Answer: A
Rationale: Inspector reports must be professional, factual, complete, and
submitted in a timely manner for effective quality control.
Q5. Under CSA W178.2, a Level 1 inspector may:
A) accept or reject a weld based on visual acceptance criteria
B) interpret radiographs for internal defects
C) sign off on a welder's qualification test
D) write a WPS
Answer: A
Rationale: Level 1 inspectors are qualified for visual inspection and can
accept/reject welds based on specified visual criteria.
Q6. Which standard governs the certification of welding inspectors in
Canada?
A) CSA W59
B) CSA W47.1
C) CSA W178.2
D) CSA W48
Answer: C
Rationale: CSA W178.2 is the standard for certification of welding
inspectors.
Q7. A welding inspector's primary duty is to: