Core (Group I): practice drill
93 original questions in this section's pool, each mapped to the federal exam blueprint and explained. The real exam draws 25 Core questions, and the passing score is 70%.
Quick practice drill
10 questions · 12 minutes · pass at 70%
Questions are sampled to mirror the official domain weighting. The timer starts when you begin; you can flag questions and return to them before submitting.
Result
Score
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Work the other sections
Type I: Small Appliances · Type II: High-Pressure Systems · Type III: Low-Pressure Systems · or take the full 100-question simulation.