Nova Scotia Knowledge Test Coach
Road signsQuestion 41 of 296

Which shape and colours do most warning signs have?

  1. A white rectangle with black words
  2. A red octagon with white words
  3. A yellow diamond with black symbols or words
  4. A green circle with a black symbol
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Correct answer: A yellow diamond with black symbols or words

Warning signs tell you about changing road conditions ahead. Most are yellow diamonds with black symbols.

Source: Nova Scotia Driver's Handbook (Service Nova Scotia, 2000, reprinted with revisions to 2017), Chapter 3, Signs, Pavement Markings, and Work Zones: Warning Signs, page 83

Practice road signs

Questions last reviewed: 18 October 2026