When a fire breaks out deep inside critical areas like the engine room or cargo holds, portable extinguishers are often insufficient. In such major emergencies, seafarers must rely on heavy shipboard fixed fire-extinguishing systems. Operating these high-pressure installations requires absolute accuracy, as a single mistake can endanger the vessel or the crew. To ensure you fully understand these structural safety systems, Nirzara presents the FPFF Exit Exam Mock - Questions and Answers Set 3. This third practice module focuses deeply on fixed gas flooding systems, machinery space safety protocols, and automatic detection alarms.
This specific set on Nirzara contains 30 highly repeated Multiple Choice Questions (MCQs) structured around the latest DG Shipping online portal guidelines. You will face essential STCW questions regarding the pre-discharge alarms of a fixed CO2 system, the critical importance of sealing ventilation and mechanical space dampers before releasing gas, the operation of quick-closing valves, and hyper-mist system triggers. Because deploying a fixed system requires strict coordination and evacuation checks, the computer-based exam evaluates these hazardous steps very strictly.
Every MCQ inside Nirzara's Set 3 comes paired with its verified correct answer, offering an instant checkpoint for your preparation. The DG Shipping exam frequently tests precise timing delays, gas concentrations, and safety release sequences to verify your technical accuracy under pressure. Spend a few minutes practicing with these 30 targeted questions today on Nirzara to eliminate confusion, sharpen your exam-taking speed, and comfortably secure your passing marks on the first try!
Practice with 30 questions from the BASIC FPFF COURSE bank. Each question is verified and explained.
MCQ Practice Questions (30)
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1
The most effective method in the use of CO2 fire extinguisher is for the discharge to be directed at
aMiddle of the fire
bTop and sides of the fire
cBase or nearest edge of the fire
dHighest flames of a fire
Correct Answer: Option C
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2
There shall be at least one ___ Capacity or equivalent water extinguisher in each boiler room
a45 litre
b75 litre
c235 Litre
dNone
Correct Answer: Option A
Option A is correct because SOLAS Chapter II-2, Regulation 10.5.1.2.2.1 explicitly mandates that machinery spaces of Category A, which include boiler rooms, shall be provided with at least one 45-litre capacity or equivalent water extinguisher. This specification ensures adequate immediate response capability for potential fires in high-risk areas, adhering to international maritime safety standards for fire protection on board vessels. Equipping such spaces appropriately is crucial for the safety of the vessel and its crew.
3
Fire will not start without external spark or flame in flash point.
aTrue
bFalse
Correct Answer: Option A
The statement is true because the flash point indicates the lowest temperature at which a liquid's vapors will ignite when exposed to an external ignition source, not spontaneously combust. Even when a substance is at or above its flash point, an external spark or flame is fundamentally required to provide the activation energy to initiate the combustion process, completing the fire triangle. This core principle underscores maritime fire prevention strategies detailed in standards like SOLAS Chapter II-2 regarding the safe handling and storage of flammable liquids.
Which of the following statements is NOT correct about high expansion foam?
aIt extinguishes by smothering.
bIt has only a limited cooling effect.
cYou cannot survive in H.E. foam as the oxygen content is reduced.
dYou can survive in H.E. foam by breaking the bubbles to release the air.
Correct Answer: Option C
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6
Oily rags and metal twist pose a particular fire hazard because:
aThey are not a hazard unless ignited.
bThey generate their own oxygen when ignited and are therefore difficult to extinguish.
cThey are liable to spontaneous combustion.
dThey are not a hazard.
Correct Answer: Option C
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7
What is the job for the ship management team when the fire breaks out?
aThe ship management team must fight the fire and then call the fire squads
bThe ship management team must call shore office for assistance.
cThe ship management team must evacuate the ship
dThe ship management team must call the nearest fire brigade and police station
Correct Answer: Option A
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8
"Welding and use of open flames on board tankers (without COW and IGS) in operation are subject to regulations laid down by the Norwegian Maritime Directorate (Norwegian Ship Control Legislation - NSCL). Which of the listed requirements regarding washing and gas freeing before hot work in cargo tanks corresponds to these regulations?"
aAll cargo tanks, pump rooms and cofferdams shall be examined by type approved two
explosimeters.
bGas measuring can be carried out by all deck officers.
cOne type approved explosimeter shall be used for gas measuring.
dHatches to not adjacent tanks which have not been cleaned or inerted shall be kept open during work.
Correct Answer: Option A
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9
Means for forcing water out of a portable extinguisher
aCO2 cartridge
bA pump
cChemical cartridge
dNitrogen cartridge
Correct Answer: Option A
A CO2 cartridge is a widely adopted and effective means for expelling water from a portable water fire extinguisher. Upon activation, the compressed CO2 gas is released, pressurizing the water cylinder and forcing the extinguishing agent out through the nozzle with the necessary pressure and reach to combat fires effectively, as required by maritime safety standards for fire-fighting appliances. This design ensures rapid and reliable discharge, critical for emergency response onboard vessels.
10
"In addition to a fire suit, a fireman's outfit also comprises breathing apparatus and a fireproof lifeline. According to SOLAS- how many such sets of fireman's outfit are required to be carried by all ships?"
aAt least one.
bAt least two.
cAs required by the ship's administration.
dAt least three.
Correct Answer: Option B
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11
"Which of the following statements does not apply to fire doors in main vertical zone bulkheads and stairway enclosures in passenger ships?"
aIf normally locked they do not have to be self-closing.
bThey shall be of the self-closing type.
cThey shall be capable of being closed from a control station unless they are normally closed.
dThey can have hold back hooks not subject to control station release providing the emergency
plan details a person to close them.
Correct Answer: Option D
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12
Carbon di- oxide is heavier than air
aTrue
bFalse
Correct Answer: Option A
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13
Things to remember before opening the door of a fire compartment
aSmoldering of fire
bFlash over/Back draft
cExplosion of flame
dAll of the above
Correct Answer: Option D
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14
What information is found on a ship's fire plan?
aThe duties of each crew member in case of fire
bThe signal used on the ship to indicate there is a fire.
cThe action to take if you heard the fire alarm.
dThe locations of various firefighting appliances and equipment.
Correct Answer: Option D
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15
Which one is not chemical energy
aHeat of combustion
bHeat of partial oxidation
cFalling tool from a height
dHeat of mixing solution
Correct Answer: Option C
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16
Fire extinguishers are classified by
aThe type of fire they are used on
bSize of the fire put out
cThe temperature of fire
dThe colour of the fire
Correct Answer: Option A
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17
Class D fires involve
aFire involving metal
bFire involving liquids
cFire involving Gas/Electrical
dFire involving solid material
Correct Answer: Option A
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18
Carbon- dioxide(CO2) release alarm is fitted outside the engine room?
aTrue
bFalse
Correct Answer: Option B
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19
Stairways and corridors used as means of escape shall not be less than 700 mm in clear width
aFalse
bTrue
Correct Answer: Option B
This statement is True. As stipulated by SOLAS Chapter II-2, Regulation 13 on Means of Escape, the minimum clear width for escape routes, including stairways and corridors on cargo ships, is indeed 700 mm. While passenger ship corridors have a wider minimum requirement of 800 mm, their stairways also maintain a 700 mm minimum, making the overarching statement that they shall not be less than 700 mm accurate across vessel types.
20
Low expansion foam is suitable for fighting fires in
aAccommodation
bCargo Holds
cDeck of a ship
dEngine Room
Correct Answer: Option C
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21
"Fuel oil from a leaking fuel pipe has been collected in a drip tray under the boiler furnace. The oil is suddenly ignited by a backflash from the boiler burner. The boiler room is manned and the person present has the choice of various extinguishers. The fire is purely a surface fire. What would be the preferable extinguisher?"
aPowder
bAny of the mentioned alternatives
cCO2
dWater
Correct Answer: Option A
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22
Passenger ships of 4000 GRT and above shall have at least _____ Pumps
a2
b3
c4
d1
Correct Answer: Option B
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23
Fire extinguishers that contain _____ have a red band located above them
aCarbon Dioxide
bWater
cFoam
dWet Chemicals
Correct Answer: Option B
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24
What type of fire hose nozzles must be available on board?
aDual purpose (jet/spray) type incorporating shutoff.
bJet type.
cDual purpose (jet/spray type).
dSpray type.
Correct Answer: Option A
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25
What does AFFF stands in relation to fire fighting?
aActive Fire fighting Foam
bAnti Fire fighting Foam
cAqueous Film forming Foam
dAqueous Fire fighting Foam
Correct Answer: Option C
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26
Ideally the adjustable jet/spray nozzle on a hose should be used as
aA spray of arc 60 degrees
bA jet
cA spray of arc 30 degrees
dA spray of arc 90 degrees
Correct Answer: Option A
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27
Fully pressurized gas carriers are designed for excess pressure in cargo tank above?
a7 bar
b8 bar
c11 bar
d15 bar
Correct Answer: Option D
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28
Multipurpose dry chemical extinguishers are effective on all classes except D and K fires
aTrue
bFalse
Correct Answer: Option B
Multipurpose dry chemical extinguishers are effective on Class A, B, and C fires only. They are specifically not suitable for Class D (combustible metals) or Class K (cooking oil/fat) fires, which require specialized extinguishing agents. Therefore, the statement that they are effective on "all classes" of fire, even with stated exceptions, is fundamentally incorrect according to international maritime fire safety standards.
29
"According to SOLAS - for carbon dioxide fire-fighting systems in machinery spaces the fixed piping system shall be such that"
a70 % of the gas can be discharged into space within 2 minutes.
b100 % of the gas can be discharged into space within 3 minutes.
c100 % of the gas can be discharged into space within two minutes.
d85 % of the gas can be discharged into space within two minutes.
Correct Answer: Option D
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30
When the whistle sounds whilst using a SCABA set approx 30 minutes of time left for escape
aTrue
bFalse
Correct Answer: Option B
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The Nirzara Team is a group of dedicated marine professionals and educators committed to improving maritime learning through digital education. Our team works to provide quality study materials, practical knowledge, and career guidance to support seafarers and marine students worldwide.