Question This road sign means: Answers Sharp turn to the right ahead. Upcoming sharp left and right turns. Winding road ahead. Explanation Warning signs are usually yellow with black markings. This sign warns the driver that there is an upcoming winding road. Speed should be adjusted appropriately. Take a FREE Practice Test Now This questions appears in the following tests: Rhode Island Practice Test District Of Columbia Practice Test Kentucky Practice Test Tennessee Practice Test Maine Practice Test Wyoming Practice Test Illinois Practice Test California Practice Test Georgia Practice Test Mississippi Practice Test South Dakota Practice Test Alabama Practice Test Delaware Practice Test Arizona Practice Test Kansas Practice Test New Mexico Practice Test Wisconsin Practice Test Arkansas Practice Test Connecticut Practice Test