This self test is designed to help you learn the nautical code flags and their meanings Flags are shown at random and may repeat. Select the letter and meaning from the drop down menus. Flag Alphanumeric: Possible Meaning: -- select alphanumeric -- Alpha Bravo Charlie Delta Echo Foxtrot Golf Hotel India Juliet Kilo Lima Mike November Oscar Papa Quebec Romeo Sierra Tango Uniform Victor Whisky X-Ray Yankee Zulu 0 1 2 3 4 5 6 7 8 9 Sub 1 Sub 2 Sub 3 Answer -- select a meaning -- No specific meaning No Yes Man over board I require a tug Dragging Anchor Pilot on duty My vessel is healthy and I require free practique Zero One Two Three Four Five Six Seven Eight Nine Turning to port Turning to starboard Operating astern propulsion All aboard. Proceeding to sea Substitute/Repeater 1 Substitute/Repeater 2 Substitute/Repeater 3 Answer flag You are running into danger I am carrying dangerous cargo I am disabled and require assistance I wish to communicate with you I am stopped I am on fire. Keep Clear I require medical assistance I require assistance Stop your intentions and wait for my signals Keep clear I require medical assistance Divers down Checks: Submitted: Correct: