PSSR Exit Exam • Set 3 Question 22 of 30

What is the internationally recognized sound signal for a Man Overboard (MOB) emergency?

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Direct Answer

Option D: Three long blasts on the ship's whistle

The Man Overboard (MOB) signal is three long blasts on the ship's whistle or horn (the Morse signal for the letter 'O'), which alerts the bridge and crew to an emergency where immediate maneuvering is required to rescue a person from the sea.

All Options

Seven short blasts

Continuous short rings on the bell

Two prolonged blasts on the horn

Three long blasts on the ship's whistle (Correct Answer)

Detailed Explanation & Context

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Personal Safety & Social Responsibilities (PSSR).

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Q1 Which logbook is explicitly used to record all mandatory and important radio safety/distress communications on board? Q2 Which of the following jobs on board explicitly requires a Hot Work Permit before execution? Q3 As per STCW 2010 regulations, what is the maximum validity period of a seafarer's medical fitness certificate? Q4 Which is clinically considered the most frequently abused drug/substance globally across maritime and shore sectors? Q5 What are the common contributing causes of physical and mental fatigue among seafarers on board? Q6 In risk management and safety assessments on board, what does the acronym ALARP stand for? Q7 Which of the following conditions is considered an immediate slip, trip, or safety hazard on board? Q8 Which organ of the International Maritime Organization (IMO) consists of representatives from all member states? Q9 What is the parent international instrument or convention that makes the ISM Code mandatory for ships? Q10 Under SOLAS and the FSS Code, what is the general requirement for fire detection and alarm system initialization?