Trades Exam Prep

Prepare for the Louisiana Mechanical HVACR subclass exam with 1,450 original practice questions, topic drills for every exam area, full 50-question timed practice exams on a 130-minute clock, and a free 12-question sample. Every answer is explained. Exam questions are scored against a 70% practice benchmark, set to mirror PSI’s published 70% passing standard for the Louisiana HVACR subclass exam — a practice benchmark only.

Prepare for the Maryland Master HVACR Contractor exam with 1,450 original practice questions, topic drills for every exam area, full 100-question timed practice exams on a 240-minute clock, and a free 12-question sample. Every answer is explained. PSI publishes the Maryland exam as open book with a 70% passing score, keyed to the International Mechanical Code, 2018 edition — our 70% mark mirrors it as a practice benchmark.

Prepare for the Mississippi HVAC Specialty, Residential HVAC, and Refrigeration exams with 1,450 original practice questions, topic drills for every exam area, full 80-question timed practice exams on a 240-minute clock, and a free 12-question sample. Every answer is explained. Exam questions are scored against a 70% practice benchmark, set to mirror PSI’s published 70% passing standard for the Mississippi served exams — a practice benchmark only.

Prepare for the Nevada C-21 Refrigeration and Air Conditioning Trade and Construction Management Survey (CMS) exams with 1,450 original practice questions, topic drills for every exam area, full 145-question timed practice exams on a 300-minute clock covering both examinations, and a free 12-question sample. Every answer is explained. Practice exams score each portion against the standard PSI publishes for the real examination — 60 of 85 questions on the C-21 Trade portion and 45 of 60 (75%) on the CMS — a practice benchmark only.

Prepare for the North Carolina HVAC contractor exam with 1,500 original practice questions, topic drills for every exam area, full 100-question timed practice exams on a 240-minute clock, and a free 12-question sample. Every answer is explained. The Board’s rule requires a grade of 70 on EACH part of the exam — our 70% mark mirrors that standard as a practice benchmark.

Prepare for North Carolina’s Plumbing Contractor exams (P-I and P-II) — the Technical and Business and Law parts — with 1,493 original practice questions, topic drills for every exam area, full 100-question timed practice exams on a 240-minute clock, and a free 12-question sample. Every answer is explained. Exam questions are scored against a 70 practice benchmark only, set to mirror the Board’s published grade of 70 on a 100-point scale (21 NCAC 50 .0305); the 100-question draw and 240 minutes mirror the Technical part’s duration only — the Board and PSI publish no item counts for these exams.

Prepare for the Oklahoma Mechanical Contractor — HVAC Exam (Unlimited) and Mechanical Business and Law Exam with 1,450 original practice questions, topic drills for every exam area, full 140-question timed practice exams on a 360-minute clock covering both examinations, and a free 12-question sample. Every answer is explained. Exam questions are scored against a 70% practice benchmark, set to mirror PSI’s published 70% passing standard for both Oklahoma mechanical examinations — a practice benchmark only.

Prepare for the South Carolina Commercial Mechanical Contractor Air Conditioning exam with 1,450 original practice questions, topic drills for every exam area, full 80-question timed practice exams on a 240-minute clock, and a free 12-question sample. Every answer is explained. Exam questions are scored against a 70% practice benchmark, set to mirror PSI’s published 70% passing standard for the South Carolina commercial Air Conditioning exam — a practice benchmark only.