Do you currently have car insurance? Insurance is mandatory to drive in California Yes I have insurance. But please show me your best quotes. No, please help me find the best insurance. Question A diamond-shaped sign: Answers Alerts riders to school zones. Alerts riders to public recreation areas. Warns of existing or potential hazards. Alerts riders to upcoming food and gas locations. Explanation Diamond-shaped signs warn road users of existing or potential hazards on the road ahead. You will usually see these signs in yellow or orange. Take a FREE Practice Test Now This questions appears in the following tests: Massachusetts Practice Test