OntarioGuidepost Testing
Ontario Class G1 Knowledge Test practice, for the Level One licence (Class G1)
Real test length not published. Practice length: 40 questions. Handbook published by MTO and DriveTest.
Traffic Signs and Lights
Chapter 3 of 5 in The Official Ministry of Transportation (MTO) Driver's Handbook (Updated: March 31, 2026). The Class G1 Knowledge Test draws questions from this chapter; the 10 below are Guidepost's, each linked to the page it comes from.
A yellow diamond sign shows a truck on a steep slope with '18%' below it. What may you need to do?
The handbook page appears after you answer
The handbook pages these come from
- Traffic Signs and Lights, Temporary condition signs (common signs), signs page (HTML, no page numbers)
- Traffic Signs and Lights, Red light, traffic lights page (HTML, no page numbers)
Get the full test
The full test adds the whole question bank in five modes, and full exam papers at the practice length shown above.
Ontario Class G1 Knowledge Test practice, for the Level One licence (Class G1)
The full Class G1 Knowledge Test practice test →
Guidepost Testing is practice material written from the official handbook. It is not the government's test and contains no questions from it.
Not affiliated with, endorsed by, or connected to MTO and DriveTest or any government.
Passing here does not mean you will pass the real test. If you fail your official test within 30 days of buying, send us your test receipt and we refund the purchase.
Each question shows the date we last checked its source.
Quebec is not covered.
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