Practice & Exam Prep
Quiz Engine
Targeted category practice or a full timed mock exam. Every question includes a detailed explanation, why wrong answers are wrong, an Inspector Tip, and a code reference.
Mock CWI Exam
Mock CWI Part A Examination
Simulates the AWS CWI Part A Fundamentals exam format. Randomized questions across all categories under timed conditions. Detailed results with per-category breakdown.
Category Practice
Welding Processes
SMAW, GMAW, GTAW, FCAW, SAW process fundamentals
20 questions · untimed
Welding Symbols
AWS A2.4 symbol reading and interpretation
20 questions · untimed
Visual Inspection
Discontinuities, acceptance criteria, gauges
20 questions · untimed
Metallurgy
Steel types, heat treatment, weldability
20 questions · untimed
NDE Methods
RT, UT, MT, PT — principles and applications
20 questions · untimed
Codes & Standards
AWS D1.1, API 1104, ASME Section IX navigation
20 questions · untimed
Weld Quality
WPS, PQR, welder qualification, documentation
20 questions · untimed
Safety
Welding safety, fumes, PPE, confined space
20 questions · untimed