c12

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How does foam extinguish an oil fire?

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Except in rare cases, it is impossible to extinguish a shipboard fire by __________.

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If a firefighting situation calls for low-velocity fog you would __________.

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The total available supply of CO2 for use in a fixed extinguishing system of a cargo vessel shall be at least sufficient for_________________.

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A fire is considered 'under control' when________ .

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A definite advantage of using water as a fire extinguishing agent is its characteristic of __________.

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At the required fire drill, all persons must report to their stations and demonstrate their ability to perform duties assigned to them ________.

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You are underway when a fire breaks out in the forward part of your vessel. If possible you should __________.

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A galley grease fire would be classified as .

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In the event of a fire, the doors to a stair tower must be closed to prevent the spread of fire by __________.

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A fire may spread by which of the following means?

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The function of the bypass valve on the self-contained breathing apparatus is to __________.

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Foam extinguishes fire by_______.

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Extinguishing oil fire is very effective when ________.

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Fuel vents are fitted with corrosion resistant screen to prevent ____.

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Which fire extinguishing agent has the greatest capacity for absorbing heat?

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Annual servicing of a hand portable CO2 fire extinguisher includes_________ .

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A spark arrestor _______.

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On an inspection of your tankship you notice that there are no portable fire extinguishers in the pump room. To comply with regulations, you __________.

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How often shall crew members participate in fire drills?

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All of the following are part of the fire triangle except __________.

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What is required in addition to the heat, fuel, and oxygen of the fire triangle to have a fire?

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Fire alarm system thermostats are actuated by __________.

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The supply of carbon dioxide used in the fixed extinguishing system aboard a cargo vessel must be at least sufficient for __________.

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Valves on steam-smothering lines to cargo tanks shall be set with __________.

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What is the function of the bypass valve on the self-contained breathing apparatus?

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You are fighting a class "B" fire with a portable dry chemical extinguisher. The discharge should be directed __________.

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You are fighting a class "B" fire with a portable dry chemical extinguisher. The discharge should be directed __________.

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You are fighting a fire in the electrical switchboard in the engine room. You should secure the power, then __________.

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When two fire hose teams are attacking a fire they should __________.

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The smoke detector (fire indicator) indicates fire in a cargo hold loaded by general cargo. What first action should be taken?

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Which extinguishing agent is most likely to allow reflash as a result of not cooling the fuel below its ignition temperature?

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Combustible gas indicators operate by drawing an air sample into the instrument _______.

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Which of the following fire extinguishing agents has the greatest capacity for heat absorption?

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A liquid, as listed on a Material Safety Data Sheet (MSDS) having a flash point at or above 100°F is called a/an ____________.

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The MAIN objection to the use of a dry chemical fire extinguisher on an electrical fire is that the __________.

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Which of the documents below identifies chemical listings, its physical properties, health hazards as well as firefighting procedures?

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Through which of the listed process is sufficient heat produced to cause spontaneous ignition?

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Gasoline is a flammable liquid whose vapors are ___________.

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Which of the petroleum products listed has the lowest flash point?

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When firing a pyrotechnic distress signal, it should be aimed__________.

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Which of the following statements concerning chemical foam is TRUE?

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Who is responsible to the Operation Manager for the technical aspects and seaworthiness of the ships, except for the engineering spaces and personnel?

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What is the purpose of adopting international convention onboard?

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In firefighting, the term 'protecting exposures' means _____________.

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What is the main reason of implementing provisions on International Conferences or Convention onboard?

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Automatically closed fire dampers installed in the vessel's ventilation system are operated by the use of a ____________.

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If the crew are still on board and salvage tug is around, what would the master do if it is determined that saving the ship is not possible?

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Mechanically foam used for firefighting is produced by mechanically mixing and agitating ___________.

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Which is NOT a mandatory requirement of the shipboard oil pollution emergency plan?

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What is termed as the process of killing the ineffective bacteria from the water so as to make it safe for drinking?

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Which of the following statements is true concerning Aqueous Film Forming Foam (AFFF)?

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What is a major advantage of using a positive pressure type self-contained breathing apparatus?

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Which of the following conditions is true concerning flammable liquid vapors with a concentration above the explosive limit?

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According to the Pollution Prevention Regulation, who makes final decision of when oil transfer may begin?

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During man overboard situation, the first person who saw the incident shall _______ .

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Why an upper limit switch is used when handling lifeboat equipment?

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“Dry Powder” fire extinguishers, which contain a mixture of graphite and sodium chloride as the extinguishing agent, are generally used to fight which type of fire?

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Which of the following fire extinguishing agents has the greatest capacity for heat absorption?

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Mechanically foam used for firefighting is produced by mechanically mixing and agitating ___________.

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Which of the following statements is true concerning Aqueous Film Forming Foam (AFFF)?

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Which of the following statements concerning chemical foam is TRUE?

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Chemical foam is most suitable for use on a fire involving _____________.

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Which of the following statements is true concerning carbon dioxide when used as a fire extinguishing agent?

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The MAIN objection to the use of a dry chemical fire extinguisher on an electrical fire is that the __________.

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Through which of the listed process is sufficient heat produced to cause spontaneous ignition?

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Fires resulting from “spontaneous combustion” are usually caused by the improper disposal of________.

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Which of the following conditions is true concerning flammable liquid vapors with a concentration above the explosive limit?

1

Which of the petroleum products listed has the lowest flash point?

1

Gasoline is a flammable liquid whose vapors are ___________.

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Which of the listed tanks present the greatest potential for an explosion?

1

A liquid, as listed on a Material Safety Data Sheet (MSDS) having a flash point at or above 100°F is called a/an ____________.

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If a fire hose is left unattended and under pressure with the nozzle shut off, the fire hose will _____.

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Fire main outlet valves or hydrants located on e decks shall be in _____.

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Automatically closed fire dampers installed in the vessel's ventilation system are operated by the use of a ____________.

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In firefighting, the term 'protecting exposures' means _____________.

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If a fire occurs in an electric cable, in which the inner layers of insulation have burned, you should FIRST _________.

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According to 46 CFR's Part 96, what is the minimum period of time that an approved self-contained breathing apparatus (SCBA) is required to provide an air supply?

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Which unit will provide excellent mobility to the wearer in an unsafe atmosphere and provide oxygen to sustain life?

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What is a major advantage of using a positive pressure type self-contained breathing apparatus?

1

When firing a pyrotechnic distress signal, it should be aimed__________.

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In lifeboat situations, which of the following visual distress signals is acceptable for daylight use only?

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Which of the following conditions represents the appropriate time for setting off distress flares and rockets?

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When using a handheld smoke signal aboard a survival craft, you should activate the signal_________.

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A distress___________.

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After having activated the emergency position indicating radio beacon, you should ____________.

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If you have to abandon ship, the EPIRB can be used to _____________.

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The centrifugal brake mechanism incorporated in a lifeboat handling winch is intended to _________.

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After the lifeboat has reached the top of the davit heads, the davit arms begin moving up the tracks until the movement is stopped by the __________.

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Limit switches on gravity davits should be tested by __________.

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When abandoning ship, after launching the motor lifeboat you should __________.

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If you are forced to abandon ship in a lifeboat, you should _______.

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Using a sea anchor with the survival craft will ___________.

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All personnel should be familiar with the lifeboats _________.

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Engines for lifeboats are required to have sufficient fuel to operate for how many hours?

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When a rescue vessel approaches a survival craft in heavy seas, the person in charge of the survival craft should ________.

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The purpose for the bag or box on top of some survival craft is to ______________.

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Which of the lifeboat parts listed must be painted bright red?

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Fire and lifeboat stations are required to be listed on the _____________.

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A hydrostatic release mechanism for a liferaft ____________.

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Which of the following operations should be carried out when launching an inflatable liferaft by hand?

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If an inflatable liferaft inflates upside down, you can right it by ________________.

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" You have abandoned ship in tropical waters. Which procedure(s) should be used during a prolonged peroid in a raft? I. Wet clothes during the day to decrease perpiration.
II. Get plenty of rest.
III. Keep the entrance curtins open."

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When a ship is abandoned and there are several liferafts in the water, one of the FIRST things to be done is __________.

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When the machinery spaces on a tank vessel are protected by a fixed foam extinguishing system, what additional protection is required by Regulations (46 CFR) outside of the machinery space entrance?

competency Quiz on c12, created by mrk nthny on 06/08/2016.

How does foam extinguish an oil fire?

Except in rare cases, it is impossible to extinguish a shipboard fire by __________.

If a firefighting situation calls for low-velocity fog you would __________.

The total available supply of CO2 for use in a fixed extinguishing system of a cargo vessel shall be at least sufficient for_________________.

A fire is considered 'under control' when________ .

A definite advantage of using water as a fire extinguishing agent is its characteristic of __________.

At the required fire drill, all persons must report to their stations and demonstrate their ability to perform duties assigned to them ________.

You are underway when a fire breaks out in the forward part of your vessel. If possible you should __________.

A galley grease fire would be classified as .

In the event of a fire, the doors to a stair tower must be closed to prevent the spread of fire by __________.

A fire may spread by which of the following means?

The function of the bypass valve on the self-contained breathing apparatus is to __________.

Foam extinguishes fire by_______.

Extinguishing oil fire is very effective when ________.

Fuel vents are fitted with corrosion resistant screen to prevent ____.

Which fire extinguishing agent has the greatest capacity for absorbing heat?

Annual servicing of a hand portable CO2 fire extinguisher includes_________ .

A spark arrestor _______.

On an inspection of your tankship you notice that there are no portable fire extinguishers in the pump room. To comply with regulations, you __________.

How often shall crew members participate in fire drills?