meSkipper

Flags — Seamanship, Mashit 30

20 questions on flags, from the Seamanship exam of Mashit 30. International Code of Signals flags and their meanings. Every question is shown with its correct answer, as in the official question pool.

Practise by topic · All 362 Seamanship questions · Mock exam

Questions on Flags

  1. You see a vessel flying flag A. What does the flag mean, what do you do, and what will this vessel show at night? Divers' flag; I will keep 200 m away; at night, all-round lights red, white, red.
  2. Which group contains only distress signs or signals? A square flag with a black ball above it, explosive signals, a continuous blast (without a break), red rockets.
  3. What does a vessel flying the flag shown in picture 106 signal? My vessel is healthy and I request free pratique.
  4. What does a vessel flying the flag shown in picture 104 signal? Man overboard.
  5. When entering a foreign port, you must fly the following flags: On the starboard side of the mast, the host country's flag; on the port side of the mast, flag Q; at the stern, the Israeli flag on a staff.
  6. You are entering a marina and see a vessel lying close to the entrance flying flag B of the International Code of Signals. What do you do? I may enter the marina, but must take care and avoid getting too close.
  7. You are in a sailing vessel, motor-sailing. Ahead of you is a vessel showing the flag in picture 98. What lights must she show after dark, and what should you do? Lights as shown in picture 70. She is marking a diving area and you must keep clear of her.
  8. Which of the following is forbidden while refuelling the boat? Leaving the bilge-pump switch on automatic.
  9. You see a vessel flying a blue and white swallow-tailed flag (flag A). What is the vessel, and what do you do? She has divers down; I must keep at least 200 metres away.
  10. You are underway in vessel A and see vessel I flying flag O with a black ball above it. What do you do? She is in distress; I go to her assistance.
  11. Vessel H, flying the flag in picture 97, sees vessel J flying the flag in picture 106 above her superstructure, with a black ball at her bow. What action is required? J is at anchor, flying a flag meaning that she is healthy and requests permission to enter harbour; no action is needed.
  12. Vessel H, flying the flag in picture 97, sees vessel J flying the flag in picture 104 with a black ball below it. What action is required? J is in distress; you must go and assist her.
  13. Vessel J, showing the day-shape in picture 84, sees vessel D showing the flag in picture 98 on her mast and a black ball at the bow. What is vessel D signalling, and what action is required? She is a vessel at anchor with divers down, so you must keep at least 200 metres away from her.
  14. You are approaching Fethiye marina in Turkey to make your first entry. Which flags will you fly on an Israeli boat? The Turkish flag on the starboard side, flag Q on the port side and the Israeli flag at the stern.
  15. What is a vessel signalling when she shows the flag in picture 92 with a black ball above it? I am in distress and need assistance.
  16. Vessel J, showing the day-shape in picture 84, sees vessel D showing the flag in picture 98 on her mast and a black ball at the bow. What is vessel D signalling, and what action is required? She is a vessel at anchor with divers down, so you must keep at least 200 metres away from her.
  17. Vessel G, showing the signal in picture 82, sees vessel O flying the flag in picture 98 above her superstructure and showing a black ball in the bow. What action is required? Keep at least 200 metres away from O: she is at anchor and engaged in diving operations.
  18. A vessel flies the flag in picture 95 by day. What light will she show at night when in the marina? As shown in picture 13.
  19. By day you see a vessel flying flag A. What does this flag mean, how will you respond, and what lights will this vessel show at night? The divers' flag; I will keep 200 metres away. At night she will show all-round lights: red, white, red.
  20. Approaching a marina, you see a vessel lying in the marina entrance and flying flag B of the International Code of Signals. What will you do? I will enter the marina and avoid getting too close to the vessel, as a precaution.

More Seamanship topics

This page is part of the practice for Mashit 30. The site also has mock exams built like the theory exam, practice by topic and a weakness analysis — free, with no sign-up.