Question This sign means: Answers No passing zone. Slow-moving vehicle. Two-way traffic. Explanation A triangular yellow sign with black lettering indicates a no passing zone. It will appear on the left side of a two-way, two-lane roadway at the beginning of an area where prohibitive pavement markings are also used. Pass your DMV Written Test with flying colors Take me to the cheat sheet Illinois This questions appears in the following tests: Alabama Practice Test 1 Arizona Practice Test 6 Arizona Practice Test 21 Arkansas Practice Test 7 California Practice Test 41 Delaware Practice Test 13 Georgia Practice Test 36 Illinois Practice Test 24 Kentucky Practice Test 9 Kentucky Practice Test 38 Rhode Island Practice Test 20 Tennessee Practice Test 30 Wyoming Practice Test 37 Arkansas Practice Test 21 Illinois Practice Test 16 Kansas Practice Test 4 Kentucky Practice Test 8 South Dakota Practice Test 22 Wyoming Practice Test 24