5987829
Pregunta 1
Pregunta
How does foam extinguish an oil fire?
Respuesta
-
By excluding the oxygen from the fire
-
By cooling the oil below the ignition temperature
-
By removing the fuel source from the fire
-
By increasing the weight of the oil
Pregunta 2
Pregunta
Except in rare cases, it is impossible to extinguish a shipboard fire by __________.
Respuesta
-
removing the fuel
-
interrupting the chain reaction
-
removing the oxygen
-
removing the heat
Pregunta 3
Pregunta
If a firefighting situation calls for low-velocity fog you would __________.
Respuesta
-
attach a low-velocity fog applicator with the nozzle shut down
-
order the engine room to reduce pressure on the fire pump
-
put the lever on an all-purpose fire nozzle all the way forward
-
put the lever on an all-purpose fire nozzle all the way back
Pregunta 4
Pregunta
The total available supply of CO2 for use in a fixed extinguishing system of a cargo vessel shall be at least sufficient for_________________.
Respuesta
-
Space requiring largest amount
-
All cargo-space
-
All the space of the vessel
-
Engine room and largest cargo space
Pregunta 5
Pregunta
A fire is considered 'under control' when________ .
Respuesta
-
the fire is contained and no longer spreading
-
all hands are at their fire stations
-
all firefighting equipment is at the scene
-
the fixed systems are activated
Pregunta 6
Pregunta
A definite advantage of using water as a fire extinguishing agent is its characteristic of __________.
Respuesta
-
rapid expansion as water absorbs heat and changes to steam
-
alternate expansion and contraction as water in a liquid state becomes a vapor
-
absorption of smoke and gases as water is converted from a liquid to a vapor
-
rapid contraction as water is converted from a liquid to a vapor
Pregunta 7
Pregunta
At the required fire drill, all persons must report to their stations and demonstrate their ability to perform duties assigned to them ________.
Respuesta
-
In the Muster List (“Station Bill”)
-
At the previous safety meeting
-
By the person conducting the drill
-
By the Coast Guard regulations
Pregunta 8
Pregunta
You are underway when a fire breaks out in the forward part of your vessel. If possible you should __________.
Respuesta
-
put the vessel's stern into the wind
-
call for assistance
-
abandon ship to windward
-
keep going at half speed
Pregunta 9
Pregunta
A galley grease fire would be classified as .
Respuesta
-
Class B
-
Class A
-
Class C
-
Class D
Pregunta 10
Pregunta
In the event of a fire, the doors to a stair tower must be closed to prevent the spread of fire by __________.
Respuesta
-
convection
-
conduction
-
radiation
-
ventilation
Pregunta 11
Pregunta
A fire may spread by which of the following means?
Respuesta
-
conduction
-
transmission
-
contraction
-
ventillation
Pregunta 12
Pregunta
The function of the bypass valve on the self-contained breathing apparatus is to __________.
Respuesta
-
allow the wearer to manually give himself oxygen
-
control the pressure of the oxygen as it enters the body
-
release excess heat which would otherwise cause the bottle to explode
-
allow exhaled gases to pass outside the bottle
Pregunta 13
Pregunta
Foam extinguishes fire by_______.
Respuesta
-
Smoothering
-
Cooling
-
Chemical action
-
Inerting the air
Pregunta 14
Pregunta
Extinguishing oil fire is very effective when ________.
Respuesta
-
Cutting off oxygen source
-
Cooling below its ignition temperature
-
Removing fuel
-
Spraying with water
Pregunta 15
Pregunta
Fuel vents are fitted with corrosion resistant screen to prevent ____.
Respuesta
-
Flames entering the tank vent
-
Escape of flammable vapors
-
Corrosion in the tank vent
-
Damage to the ball check
Pregunta 16
Pregunta
Which fire extinguishing agent has the greatest capacity for absorbing heat?
Respuesta
-
Water
-
Foam
-
Carbon dioxide
-
Dry chemical
Pregunta 17
Pregunta
Annual servicing of a hand portable CO2 fire extinguisher includes_________ .
Respuesta
-
weighing the cylinder and recharging if weight loss exceeds 10% of the weight of the charge
-
inspecting the pressure gauge to ensure the needle is within operating range
-
hydrostatic testing of the cylinder
-
discharging, cleaning inside, and recharging
Pregunta 18
Pregunta
A spark arrestor _______.
Respuesta
-
prevents sparks from getting out of an engine's exhaust system
-
keeps sparks from falling into an open tank
-
secures covers on ullage openings
-
grounds static electricity
Pregunta 19
Pregunta
On an inspection of your tankship you notice that there are no portable fire extinguishers in the pump room. To comply with regulations, you __________.
Respuesta
-
should arrange to have a B-II extinguisher placed in the lower pumproom
-
need not be concerned since no portable extinguishers are required in the pumproom
-
should arrange to have a B-II extinguisher placed in the vicinity of the exit
-
may substitute sand for the required extinguishers
Pregunta 20
Pregunta
How often shall crew members participate in fire drills?
Respuesta
-
once every month
-
once every 6 months
-
once every year
-
once every week
Pregunta 21
Pregunta
All of the following are part of the fire triangle except __________.
Respuesta
-
electricity
-
oxygen
-
heat
-
fuel
Pregunta 22
Pregunta
What is required in addition to the heat, fuel, and oxygen of the fire triangle to have a fire?
Respuesta
-
Chain reaction
-
Pressure
-
Smoke
-
Electricity
Pregunta 23
Pregunta
Fire alarm system thermostats are actuated by __________.
Respuesta
-
the difference in thermal expansion of two dissimilar metals
-
smoke sensors
-
pressure loss due to air being heated
-
an electric eye which actuates when smoke interferes with the beam
Pregunta 24
Pregunta
The supply of carbon dioxide used in the fixed extinguishing system aboard a cargo vessel must be at least sufficient for __________.
Respuesta
-
the space requiring the largest amount
-
the engine room and largest cargo space
-
all cargo spaces
-
all the spaces of a vessel
Pregunta 25
Pregunta
Valves on steam-smothering lines to cargo tanks shall be set with __________.
Respuesta
-
the master control valve shut and valves to individual cargo tanks open
-
the master control valve shut and valves to individual cargo tanks shut
-
the master control valve open and valves to individual cargo tanks shut
-
all valves open
Pregunta 26
Pregunta
What is the function of the bypass valve on the self-contained breathing apparatus?
Respuesta
-
In the event of a malfunction in the equipment, the valve can be operated manually to give the wearer air.
-
The valve opens in excessive heat to release the oxygen in the bottle and prevent the bottle from exploding.
-
When pressure in the apparatus exceeds 7 psi above atmospheric pressure, the valve opens to release pressure.
-
The valve reduces the high pressure in the bottle to about 3 psi above atmospheric pressure.
Pregunta 27
Pregunta
You are fighting a class "B" fire with a portable dry chemical extinguisher. The discharge should be directed __________.
Respuesta
-
at the seat of the fire, starting at the near edge
-
to bank off a bulkhead onto the fire
-
over the top of the fire
-
at the main body of the fire
Pregunta 28
Pregunta
You are fighting a class "B" fire with a portable dry chemical extinguisher. The discharge should be directed __________.
Respuesta
-
at the seat of the fire, starting at the near edge
-
to bank off a bulkhead onto the fire
-
over the top of the fire
-
at the main body of the fire
Pregunta 29
Pregunta
You are fighting a fire in the electrical switchboard in the engine room. You should secure the power, then __________.
Respuesta
-
use a portable CO2 extinguisher
-
use a portable foam extinguisher
-
use a low-velocity fog adapter with the fire hose
-
determine the cause of the fire
Pregunta 30
Pregunta
When two fire hose teams are attacking a fire they should __________.
Respuesta
-
not attack the fire from opposite sides
-
use different fire hose pressures
-
use fire hoses of different sizes
-
not wear protective clothing
Pregunta 31
Pregunta
The smoke detector (fire indicator) indicates fire in a cargo hold loaded by general cargo. What first action should be taken?
Respuesta
-
Close the ventilation system and other openings to the hold in order to choke the fire
-
Use the ship's gas extinguishing central system to put out the fire
-
Inspect the scene before deciding the method to be used for fire-fighting
-
Start the fire pumps, open the hatches and start fighting the fire by fire hoses
Pregunta 32
Pregunta
Which extinguishing agent is most likely to allow reflash as a result of not cooling the fuel below its ignition temperature?
Respuesta
-
CO2
-
Water stream
-
Water spray
-
Foam
Pregunta 33
Pregunta
Combustible gas indicators operate by drawing an air sample into the instrument _______.
Respuesta
-
over an electrically heated platinum filament
-
where it is mixed with nitrogen
-
where it is ignited by a sparking device
-
where its specific gravity is measured
Pregunta 34
Pregunta
Which of the following fire extinguishing agents has the greatest capacity for heat absorption?
Respuesta
-
Water fog
-
Dry chemical
-
Chemical foam
-
Carbon dioxide
Pregunta 35
Pregunta
A liquid, as listed on a Material Safety Data Sheet (MSDS) having a flash point at or above 100°F is called a/an ____________.
Respuesta
-
combustible liquid
-
explosive liquid
-
flammable liquid
-
viscous liquid
Pregunta 36
Pregunta
The MAIN objection to the use of a dry chemical fire extinguisher on an electrical fire is that the __________.
Respuesta
-
dry chemical leaves a powder residue which may render electrical equipment inoperative
-
extinguishing action is not as good as with soda acid
-
powder conducts electricity back to the fire fighter
-
extinguisher will need to be recharged
Pregunta 37
Pregunta
Which of the documents below identifies chemical listings, its physical properties, health hazards as well as firefighting procedures?
Respuesta
-
Material Safety Data Sheet
-
Hazardous Chemical Information Sheet
-
Hazardous Chemical Loading Document
-
Chemical Characteristics Document
Pregunta 38
Pregunta
Through which of the listed process is sufficient heat produced to cause spontaneous ignition?
Respuesta
-
Heat of oxidation
-
Heat of expansion
-
Latent heat of sublimation
-
Latent heat of condensation
Pregunta 39
Pregunta
Gasoline is a flammable liquid whose vapors are ___________.
Respuesta
-
all of the above
-
heavier than air
-
toxic
-
highly explosive
Pregunta 40
Pregunta
Which of the petroleum products listed has the lowest flash point?
Respuesta
-
Diesel oil
-
Hydraulic oil
-
Lubricating oil
-
Refrigeration oil
Pregunta 41
Pregunta
When firing a pyrotechnic distress signal, it should be aimed__________.
Respuesta
-
approximately 60° above the horizon
-
into the wind
-
straight ahead
-
at the vessel whose attention you want to attract
Pregunta 42
Pregunta
Which of the following statements concerning chemical foam is TRUE?
Respuesta
-
It is formed as a result of the reaction between dry powder and water.
-
It is recommended for use on fires in main propulsion electric motors.
-
Foam bubbles are formed as a result of mechanical mixing with air.
-
It is useful in fighting chemicals fires only.
Pregunta 43
Pregunta
Who is responsible to the Operation Manager for the technical aspects and seaworthiness of the ships, except for the engineering spaces and personnel?
Respuesta
-
Marine Superintendent
-
Master
-
Designated Person Ashore
-
Fleet manager
Pregunta 44
Pregunta
What is the purpose of adopting international convention onboard?
Respuesta
-
Provide uniform practice
-
Port state control implementation
-
Avoid accident onboard
-
To confirm with requirements
Pregunta 45
Pregunta
In firefighting, the term 'protecting exposures' means _____________.
Respuesta
-
taking measures to prevent the spread of fire from the involved compartment to an adjacent compartment
-
protecting fire fighters from direct exposure to the heat of the fire
-
keeping flames from burning at the tank vents
-
protecting exposed areas of the superstructure from flames
Pregunta 46
Pregunta
What is the main reason of implementing provisions on International Conferences or Convention onboard?
Respuesta
-
Provide uniform practice.
-
Reduce accidents at sea.
-
Port State recommendations
-
Class Society recommendations
Pregunta 47
Pregunta
Automatically closed fire dampers installed in the vessel's ventilation system are operated by the use of a ____________.
Respuesta
-
fusible link
-
remote operated valve
-
CO2 system pressure switch
-
heat or smoke detector
Pregunta 48
Pregunta
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?
Respuesta
-
Abandonship and let go
-
Save the ship
-
Don't abandonship
-
Contact coast guard
Pregunta 49
Pregunta
Mechanically foam used for firefighting is produced by mechanically mixing and agitating ___________.
Respuesta
-
foam chemical with air and water
-
soda acid and water
-
dry chemical and water
-
bicarbonate soda with air and water
Pregunta 50
Pregunta
Which is NOT a mandatory requirement of the shipboard oil pollution emergency plan?
Respuesta
-
Diagrams
-
Steps to control a discharge
-
National and local coordination
-
Reporting requirements
Pregunta 51
Pregunta
What is termed as the process of killing the ineffective bacteria from the water so as to make it safe for drinking?
Respuesta
-
Disinfection
-
Sterilization
-
Tri-oxidation
-
Ultra-hydration
Pregunta 52
Pregunta
Which of the following statements is true concerning Aqueous Film Forming Foam (AFFF)?
Respuesta
-
AFFF controls the vaporization of flammable liquids by means of a water film.
-
The agent cannot be used in conjunction with dry chemicals.
-
AFFF can only be produced from fresh water.
-
Because AFFF works through surface tension, it can not be broken up if it is agitated.
Pregunta 53
Pregunta
What is a major advantage of using a positive pressure type self-contained breathing apparatus?
Respuesta
-
The speed with which it can be put into operation is around 45 seconds.
-
The equipment is lightweight and the wearer can work without difficulty in confined spaces.
-
The average operating time is over an hour.
-
Facial hair will not affect the mask performance.
Pregunta 54
Pregunta
Which of the following conditions is true concerning flammable liquid vapors with a concentration above the explosive limit?
Respuesta
-
The mixture is too rich to burn.
-
The mixture is too lean to burn.
-
The vapor is about to explode.
-
Conditions are perfect for combustion.
Pregunta 55
Pregunta
According to the Pollution Prevention Regulation, who makes final decision of when oil transfer may begin?
Respuesta
-
The designated persons in charge of vessel and facility
-
The senior deck officer
-
The captain of the port
-
Any local coast guard representative
Pregunta 56
Pregunta
During man overboard situation, the first person who saw the incident shall _______ .
Respuesta
-
throw a life ring and inform the bridge
-
throw a life ring and shout for help
-
shout for help and do not lose sight of the man in the water
-
throw a marker and inform any deck officer around
Pregunta 57
Pregunta
Why an upper limit switch is used when handling lifeboat equipment?
Respuesta
-
To prevent the davits from pulling up against the stops
-
To keep the tricing line from releasing or getting tangled
-
To assist in cranking in the lifeboat
-
To stop the lifeboat from being lowered
Pregunta 58
Pregunta
“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?
Respuesta
-
Class D
-
Class B
-
Class C
-
Class A
Pregunta 59
Pregunta
Which of the following fire extinguishing agents has the greatest capacity for heat absorption?
Respuesta
-
Water fog
-
Dry chemical
-
Chemical foam
-
Carbon dioxide
Pregunta 60
Pregunta
Mechanically foam used for firefighting is produced by mechanically mixing and agitating ___________.
Respuesta
-
foam chemical with air and water
-
soda acid and water
-
dry chemical and water
-
bicarbonate soda with air and water
Pregunta 61
Pregunta
Which of the following statements is true concerning Aqueous Film Forming Foam (AFFF)?
Respuesta
-
AFFF controls the vaporization of flammable liquids by means of a water film.
-
The agent cannot be used in conjunction with dry chemicals.
-
AFFF can only be produced from fresh water.
-
Because AFFF works through surface tension, it can not be broken up if it is agitated.
Pregunta 62
Pregunta
Which of the following statements concerning chemical foam is TRUE?
Respuesta
-
It is formed as a result of the reaction between dry powder and water.
-
It is recommended for use on fires in main propulsion electric motors.
-
Foam bubbles are formed as a result of mechanical mixing with air.
-
It is useful in fighting chemicals fires only.
Pregunta 63
Pregunta
Chemical foam is most suitable for use on a fire involving _____________.
Respuesta
-
oil
-
burning insulation
-
hot bulkheads
-
electrical machinery
Pregunta 64
Pregunta
Which of the following statements is true concerning carbon dioxide when used as a fire extinguishing agent?
Respuesta
-
Its smothering effect is excellent for class B fires.
-
Carbon dioxide is corrosive when exposed to fire.
-
Carbon dioxide should be applied slowly to a large engine room fire.
-
Its total cooling effect is far greater than water
Pregunta 65
Pregunta
The MAIN objection to the use of a dry chemical fire extinguisher on an electrical fire is that the __________.
Respuesta
-
dry chemical leaves a powder residue which may render electrical equipment inoperative
-
extinguishing action is not as good as with soda acid
-
powder conducts electricity back to the fire fighter
-
extinguisher will need to be recharged
Pregunta 66
Pregunta
Through which of the listed process is sufficient heat produced to cause spontaneous ignition?
Respuesta
-
Heat of oxidation
-
Heat of expansion
-
Latent heat of sublimation
-
Latent heat of condensation
Pregunta 67
Pregunta
Fires resulting from “spontaneous combustion” are usually caused by the improper disposal of________.
Respuesta
-
oily rags
-
cigarette butts
-
burner torches
-
lighted matches
Pregunta 68
Pregunta
Which of the following conditions is true concerning flammable liquid vapors with a concentration above the explosive limit?
Respuesta
-
The mixture is too rich to burn.
-
The mixture is too lean to burn.
-
The vapor is about to explode.
-
Conditions are perfect for combustion.
Pregunta 69
Pregunta
Which of the petroleum products listed has the lowest flash point?
Respuesta
-
Diesel oil
-
Hydraulic oil
-
Lubricating oil
-
Refrigeration oil
Pregunta 70
Pregunta
Gasoline is a flammable liquid whose vapors are ___________.
Respuesta
-
all of the above
-
heavier than air
-
toxic
-
highly explosive
Pregunta 71
Pregunta
Which of the listed tanks present the greatest potential for an explosion?
Respuesta
-
A partially filled tank of diesel oil
-
A full tank of diesel oil
-
A full tank of lubricating oil
-
A partially filled tank of hydraulic oil
Pregunta 72
Pregunta
A liquid, as listed on a Material Safety Data Sheet (MSDS) having a flash point at or above 100°F is called a/an ____________.
Respuesta
-
combustible liquid
-
explosive liquid
-
flammable liquid
-
viscous liquid
Pregunta 73
Pregunta
If a fire hose is left unattended and under pressure with the nozzle shut off, the fire hose will _____.
Respuesta
-
Remain motionless
-
Burst under pressure
-
Lash about violently
-
Become elongated by 125%
Pregunta 74
Pregunta
Fire main outlet valves or hydrants located on e decks shall be in _____.
Respuesta
-
protected against freezing or be fitted with valves and drain valves
-
behind glass or a suitably marked enclosure
-
opened up and internally examined at each Coast Guard biannual inspection for certification
-
open area or at the gangway near the emergency hallway
Pregunta 75
Pregunta
Automatically closed fire dampers installed in the vessel's ventilation system are operated by the use of a ____________.
Respuesta
-
fusible link
-
remote operated valve
-
CO2 system pressure switch
-
heat or smoke detector
Pregunta 76
Pregunta
In firefighting, the term 'protecting exposures' means _____________.
Respuesta
-
taking measures to prevent the spread of fire from the involved compartment to an adjacent compartment
-
protecting fire fighters from direct exposure to the heat of the fire
-
keeping flames from burning at the tank vents
-
protecting exposed areas of the superstructure from flames
Pregunta 77
Pregunta
If a fire occurs in an electric cable, in which the inner layers of insulation have burned, you should FIRST _________.
Respuesta
-
secure power to the cable
-
cut the cable with a cable cutter
-
insulate the melted ends
-
remove the electrical load on the cable
Pregunta 78
Pregunta
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?
Respuesta
-
30 minutes
-
10 minutes
-
15 minutes
-
60 minutes
Pregunta 79
Pregunta
Which unit will provide excellent mobility to the wearer in an unsafe atmosphere and provide oxygen to sustain life?
Respuesta
-
A self-contained breathing apparatus
-
A fresh air breathing apparatus
-
An ammonia gas mask
-
Immersion suit
Pregunta 80
Pregunta
What is a major advantage of using a positive pressure type self-contained breathing apparatus?
Respuesta
-
The speed with which it can be put into operation is around 45 seconds.
-
The equipment is lightweight and the wearer can work without difficulty in confined spaces.
-
The average operating time is over an hour.
-
Facial hair will not affect the mask performance.
Pregunta 81
Pregunta
When firing a pyrotechnic distress signal, it should be aimed__________.
Respuesta
-
approximately 60° above the horizon
-
into the wind
-
straight ahead
-
at the vessel whose attention you want to attract
Pregunta 82
Pregunta
In lifeboat situations, which of the following visual distress signals is acceptable for daylight use only?
Respuesta
-
Orange smoke signal
-
Handled red flare
-
Self-contained rocket propelled parachute red flare
-
Red aerial pyrotechnic flare
Pregunta 83
Pregunta
Which of the following conditions represents the appropriate time for setting off distress flares and rockets?
Respuesta
-
Only when there is a chance of them being seen by rescue vessels
-
At half-hour intervals
-
At one hour intervals
-
Immediately upon abandoning the vessel
Pregunta 84
Pregunta
When using a handheld smoke signal aboard a survival craft, you should activate the signal_________.
Respuesta
-
on the downwind side of the craft
-
on the upwind side of the craft
-
inside the craft
-
at the stern of the craft
Pregunta 85
Pregunta
A distress___________.
Respuesta
-
may be used individually in conjunction with other distress signals
-
consists of 5 or more short blasts of the fog signal apparatus
-
consists of the raising and lowering of a large white flag
-
is used to indicate doubt about another vessel’s intensions
Pregunta 86
Pregunta
After having activated the emergency position indicating radio beacon, you should ____________.
Respuesta
-
leave it on continuously
-
turn it off for five minutes every half-hour
-
turn it off and on at five minute intervals
-
turn it off during daylight hours
Pregunta 87
Pregunta
If you have to abandon ship, the EPIRB can be used to _____________.
Respuesta
-
send radio homing signals to searching aircraft
-
hold the lifeboat's head up into the seas
-
generate orange smoke
-
seal leaks in rubber rafts
Pregunta 88
Pregunta
The centrifugal brake mechanism incorporated in a lifeboat handling winch is intended to _________.
Respuesta
-
automatically control the speed of lowering by gravity
-
automatically stop the boat if electric power fails
-
mechanically stop the boat when the hand break fails
-
hold the load suspended during lowering operations
Pregunta 89
Pregunta
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 __________.
Respuesta
-
limit switch
-
hoist man
-
brake handle
-
preventer bar
Pregunta 90
Pregunta
Limit switches on gravity davits should be tested by __________.
Respuesta
-
pushing the switch lever arm while the winch is running
-
the engineers, from a panel in the engine room
-
shutting off the current to the winch
-
it can be tested as long as the port surveyor is the one inspecting it
Pregunta 91
Pregunta
When abandoning ship, after launching the motor lifeboat you should __________.
Respuesta
-
stay in the immediate area
-
plot course for nearest land
-
go only with the direction of the sea
-
go one direction until fuel runs out
Pregunta 92
Pregunta
If you are forced to abandon ship in a lifeboat, you should _______.
Respuesta
-
remain in the immediate vicinity
-
head for the nearest land
-
head for the closest sea-lanes
-
vote on what to do, so all hands will have a part in the decision
Pregunta 93
Pregunta
Using a sea anchor with the survival craft will ___________.
Respuesta
-
reduce your drift rate
-
keep the survival craft from turning over
-
aid in recovering the survival craft
-
increase your visibility
Pregunta 94
Pregunta
All personnel should be familiar with the lifeboats _________.
Respuesta
-
boarding and operating procedures
-
maintenance schedule
-
navigational system
-
fuel consumption rates
Pregunta 95
Pregunta
Engines for lifeboats are required to have sufficient fuel to operate for how many hours?
Respuesta
-
24 hours
-
6 hours
-
12 hours
-
18 hours
Pregunta 96
Pregunta
When a rescue vessel approaches a survival craft in heavy seas, the person in charge of the survival craft should ________.
Respuesta
-
wait for calmer weather before transferring personnel
-
tie up the rescue vessel
-
transfer only those who are seasick
-
transfer all personnel immediately
Pregunta 97
Pregunta
The purpose for the bag or box on top of some survival craft is to ______________.
Respuesta
-
right it in case of capsize
-
increase area for radar detection
-
act as a sail in case of a power loss
-
steady the craft in heavy seas
Pregunta 98
Pregunta
Which of the lifeboat parts listed must be painted bright red?
Respuesta
-
Releasing gear lever
-
Hatches
-
Boat hooks
-
Compass
Pregunta 99
Pregunta
Fire and lifeboat stations are required to be listed on the _____________.
Respuesta
-
muster list
-
ship's articles
-
bunk card
-
forecastle card
Pregunta 100
Pregunta
A hydrostatic release mechanism for a liferaft ____________.
Respuesta
-
must be submerged to a certain depth to release automatically
-
must be wet before it will release
-
should be kept in a watertight cover except in an emergency
-
will inflate the raft in its cradle if operated manually
Pregunta 101
Pregunta
Which of the following operations should be carried out when launching an inflatable liferaft by hand?
Respuesta
-
Make sure the operating cord is secured to the vessel before throwing it over the side
-
Open the liferaft casing
-
Turn the valve on the CO2 cylinder to start inflation
-
After inflation, detach operating cord from liferaft
Pregunta 102
Pregunta
If an inflatable liferaft inflates upside down, you can right it by ________________.
Respuesta
-
standing on the CO2 bottle, holding the bottom straps, and throwing your weight backwards
-
pushing up on one side.
-
getting at least three or four men to push down on the side containing the CO2 cylinder
-
doing nothing, it will right itself after the canopy supports inflate
Pregunta 103
Pregunta
" 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."
Respuesta
-
I, II and III
-
I only
-
II only
-
III only
Pregunta 104
Pregunta
When a ship is abandoned and there are several liferafts in the water, one of the FIRST things to be done is __________.
Respuesta
-
secure the rafts together to keep them from drifting apart
-
separate the rafts as much as possible to increase chances of detection
-
transfer all supplies to one raft
-
transfer all the injured to one raft
Pregunta 105
Pregunta
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?
Respuesta
-
Two fire hydrants with hose, nozzle and application
-
One portable foam extinguisher
-
Ten cubic feet of sand of with scoop
-
One semi-portable CO2 extinguisher
Pregunta 106
Pregunta
The primary function of an automatic sprinkler system is to______.
Respuesta
-
limit the spread of the fire and control the amount of heat produced
-
instantaneously extinguish the fire which triggered it
-
protect people in the areas which have had sprinkler heads installed
-
alert the crew to the fire
Pregunta 107
Pregunta
A fireman's outfit carried onboard cargo vessels, must have a _____.
Respuesta
-
self-contained breathing apparatus
-
canister -type gas mask
-
fresh -air breathing apparatus
-
combustible gas indicator
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