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G1 exam prep
G1 Exam Prep in Ontario
Prepare for the Gas Technician 1 certification exam using structured practice tests, mock exams, and explanations designed to reinforce advanced gas knowledge and test-day confidence.
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CODESAFE ACADEMYPRODUCT DEMOPracticeMock examsAnswer review
Electrical fundamentalsSample question
A 24 V circuit has 6 Ω resistance. What current flows?
A2 A
B4 A
C6 A
Understand the answer.Ohm’s law: I = V ÷ R. Divide 24 by 6 to get 4 amperes.
Illustrative demo · no saved progressTrade-specific practice
More than a right or wrong answer.Build the understanding behind the score.
Practice with a purpose
A stronger foundation for exam day.
Review that teaches.
Use answer explanations to understand the reasoning and turn your missed questions into a useful next step.
Get familiar with the format.
Build comfort with technical wording and exam pacing through mock exams before your certification date.
Connect the dots
Build your understanding, topic by topic.
Use focused practice to revisit the systems, skills and concepts in your trade. Bring what you learn into your next mock exam.
Try a free practice setRealistic exam-style questions
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Detailed answer explanations
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Your trade exam deserves a game plan.
Start with 30 free questions. Find the gaps. Build your exam confidence.