Question What are the colors of warning signs indicating upcoming hazards? Answers Black letters or symbols on a white background Black letters or symbols on a yellow background White letters or symbols on a blue background White letters or symbols on a green background Explanation Warning signs that indicate approaching hazards are usually yellow with black lettering or symbols. Warning signs in work zones are orange with black lettering or symbols. Pass your DMV Written Test with flying colors Take me to the cheat sheet New York This questions appears in the following tests: Alaska Practice Test 5 Indiana Practice Test 17 Ohio Practice Test 35 Florida Practice Test 10 Florida Practice Test 35 Hawaii Practice Test 1 Idaho Practice Test 2 Indiana Practice Test 34 Louisiana Practice Test 21 Louisiana Practice Test 1 Maine Practice Test 37 Massachusetts Practice Test 20 Minnesota Practice Test 28 Montana Practice Test 2 Nevada Practice Test 44 New Hampshire Practice Test 6 New Jersey Practice Test 1 New York Practice Test 17 North Carolina Practice Test 6 North Dakota Practice Test 5 South Carolina Practice Test 9 Utah Practice Test 20 Utah Practice Test 15 Vermont Practice Test 10 Virginia Practice Test 4 Virginia Practice Test 17 Washington Practice Test 10 Wisconsin Practice Test 25