Question This sign means: Answers No parking. Divided highway ahead. Left turn signal. Yield. Explanation Regulation signs regulate traffic speed and movement, displaying rules which drivers must obey. This regulation sign indicates that parking is not permitted. Take a FREE Practice Test Now This questions appears in the following tests: Illinois Practice Test Mississippi Practice Test Nebraska Practice Test Alaska Practice Test North Carolina Practice Test Wyoming Practice Test Idaho Practice Test Minnesota Practice Test Montana Practice Test Oregon Practice Test District Of Columbia Practice Test North Dakota Practice Test Arizona Practice Test New Jersey Practice Test New Mexico Practice Test Maine Practice Test