Mixed Deck — All PCOC Topics Flashcards

When a vessel sounds three short blasts on its horn, what does this indicate?

Answer: Engines are operating in reverse

Three short blasts mean 'I am operating astern propulsion' — the engines are in reverse.

Which of the following is a legal requirement when towing a water-skier in Canada?

Answer: An observer other than the operator must be on board to watch the skier

Canadian regulations require a second person on board the towing vessel to act as an observer and watch the person being towed at all times.

Two prolonged blasts in fog indicate what type of vessel?

Answer: Power-driven vessel underway but stopped and not making way

Two prolonged blasts every two minutes in restricted visibility signals a power-driven vessel that is underway but not making way through the water.

Why are tire inspections important for vehicle safety?

Answer: Proper tire condition is critical for traction, handling, and preventing blowouts

Tires are the only contact point between the vehicle and the road, making their condition critical for all aspects of vehicle safety.

What is the 'Heat Escape Lessening Position' (HELP) and when should it be used?

Answer: A body position where knees are drawn to the chest to reduce heat loss when alone in cold water

The HELP position — arms crossed, knees drawn to chest — minimizes exposure of high heat-loss areas (groin, neck, armpits) to extend survival time in cold water.

Which action by a passenger could contribute to 'swamping' of a small open boat?

Answer: Standing and moving to one side while the vessel is underway

Standing or shifting weight to one side raises the risk of capsizing or allowing water to enter over the gunwale (swamping).

Which of the following prescription medications can affect safe boat operation and should be considered before operating a vessel?

Answer: Antihistamines, sedatives, and certain pain medications

Antihistamines, sedatives, and certain pain medications can cause drowsiness and impair judgment, making them hazardous when operating a vessel.

When should a vessel broadcast a MAYDAY relay?

Answer: When a vessel in distress cannot transmit its own MAYDAY

A MAYDAY relay (MAYDAY RELAY) is sent by another vessel on behalf of a distressed vessel that is unable to transmit its own distress call.

What is the correct procedure when a pleasure craft catches fire while underway?

Answer: Position the vessel so the wind blows the fire away from fuel sources and passengers, then fight the fire or abandon ship

Maneuver so wind blows flames away from passengers and fuel, attempt to extinguish with a fire extinguisher, and abandon ship into a life raft or water if the fire is uncontrollable.

When is it appropriate to use a personal locator beacon (PLB) or EPIRB?

Answer: Only in a genuine distress situation where life is in danger

PLBs and EPIRBs must only be activated in genuine emergencies because a false activation wastes costly search-and-rescue resources.

Which VHF channel is used for inter-ship communication among recreational boaters to keep Channel 16 clear?

Answer: Channel 68 or 69

Recreational boaters use non-commercial channels such as 68, 69, 71, or 72 for inter-ship communication, keeping Channel 16 free for emergencies.

What are the potential consequences of practicing outside ones scope of practice?

Answer: Disciplinary action, legal liability, and potential harm to clients

Exceeding scope of practice can result in license revocation, legal action, and jeopardize client safety.

MARPOL Annex V regulations prohibit the discharge of what material anywhere in US navigable waters?

Answer: All plastics, regardless of size or distance from shore

MARPOL Annex V and US law prohibit the discharge of any plastic material anywhere in navigable waters, regardless of distance from shore.

What should you do immediately after a MAYDAY call is acknowledged by the Coast Guard?

Answer: Provide full distress details: position, nature of emergency, people aboard, vessel description

Once acknowledged, give complete distress information including position, nature of emergency, number of persons aboard, and a description of your vessel.

What is the role of a vessel operator when a passenger is showing signs of carbon monoxide poisoning?

Answer: Immediately move the passenger into fresh air, shut down the engine, and seek emergency medical assistance

Carbon monoxide poisoning requires immediate removal from the source, fresh air, and emergency medical help as CO can be fatal within minutes.

How many short blasts signal a vessel's intention to overtake another vessel on the starboard side?

Answer: Two short blasts

Two short blasts indicate a vessel intends to pass or overtake on the starboard (right) side of another vessel.

What is the minimum age to operate a pleasure craft with an engine power of more than 40 kW (53.6 hp) without supervision?

Answer: 16 years old

Operators must be at least 16 years old to operate a pleasure craft with more than 40 kW of engine power without adult supervision.

What phonetic word represents the letter 'A' in the NATO phonetic alphabet?

Answer: Alpha

In the NATO phonetic alphabet, 'A' is spoken as 'Alpha' to avoid confusion with similar-sounding letters.

What is active listening in professional communication?

Answer: Fully concentrating on and understanding the speakers message before responding

Active listening involves giving full attention to the speaker, understanding their message, and providing appropriate feedback.

Which type of Marine Sanitation Device (MSD) is required on vessels operating in a No Discharge Zone?

Answer: Type III MSD (holding tank — no discharge)

In a No Discharge Zone, a Type III MSD (holding tank) is required because it retains all sewage for pump-out ashore with zero discharge.