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Le test consiste en des questions aléatoires sur un sujet sélectionné.
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Give the meaning of the following symbol
Lifeboat hand flare
Survival craft distress pyrotechnic signals
Rocket parachute flares
Line throwing appliance
What is the minimum necessary condition for the start and permanence of an oil fuel fire?
The temperature is below the flash point
The temperature is below 100°C
The temperature is equal to or over the flash point
The temperature is above 250°C
*What is (are) the basic component(s) of a Fire detection system?
the detector heads
The control unit
The power supply
All the alternatives mentioned
Halons are decomposed in toxic products when they are applied at temperatures near
500 ?C
350 ?C
1000 ?C
100 ?C
*Most frequent volumes for only one air bottle of a standard self-contained breathing apparatus are
10 litres
3 litres
20 and 25 litres
6 and 7 litres
Which one of the listed fire-extinguishing medium is to be preferred to fight a fire in an electric installation (for example the main switchboard)?
Powder.
Foam.
Water fog.
Sprinkler.
What are the criteria that it must be automatic fire detection onboard a ship with heat/ smoke detectors and audio alarm?
All ships that is covered by the IMO safety conventions
All ships that are built after 1986
It is the owners option to have fire detection onboard
All ships that are built on or after 1986 in accordance with local rule and regulations
In the fire fighting of fires of a type C with dry chemical powder extinguishers, the application is performed
as soon as possible, to any point of the fire and in intermittent manner
the chemical powder doesn-t extinguish type C fires
in a continuous way so that the powder spray is in the same direction as the one of the flame
across the flame, sweeping it
*A self contained breathing apparatus should contain at least 1200 litres of air. How long should this last for a normal person who is not carrying out hard work?
30 minutes
45 minutes
60 minutes
15 minutes
What type of construction material should be avoided regarding fire protection purposes? (SOLAS II-2/2.2.3)
All plastic materials
All composite materials
All combustible materials
All uncovered wooden materials
In what language/languages shall the fire control plans/folders (or copies of plans and folders) be? (SOLAS II-2/20.1)
The Flag State language
The English language
The Flag State language with copies in English or French
The Flag State language with copies in English
Which international organization is preparing conventions and rules for seafaring nations?
International Marine Association (IMA)
International Maritime Organization (IMO)
International Ocean Safety Organization (IOSO)
International Labor Organization (ILO)
Any ship of 10.000 tons gross tonnage and above shall be fitted with oily-water separating equipment for the control of machinery space bilges.What kind of equipment is required in this connection?
Sludge separating tank.
Oily-water separating equipment only.
Either Oil fitting equipment , or Oily-water separating equipment , or combination of both.
Oil fitting equipment only.
What corrections must be applied to the echo sounder reading to compare the depth of water with the depth printed on the chart?
The distance between the pulse Transmitter and Receiver
Shallow water effects
Draught of the ship
Allowance for the ships speed
Your vessel is moving in Panama Canal waters. When must a regular engineer be on watch in the engine room?
At all times
When requested by the pilot
When the chief engineer is attending the engine room
Not necessary to be in the engine room if the unmanned engine room status is practiced and alarms have been checked
According to the “Regulation and Restrictions” of the mariphone license, the mariphone:
apart from its position as indicated also be used in other places provided its call sign is at least transmitted once at the start and at the end of each transmission
Don't know
may only be present at the place, as indicated in the license
may be taken off the ship temporarily, only if suitable measures are taken for the prevention of the use of the mariphone
Which of the following duties shall be included in the "muster list" as being assigned to crewmembers in relation to passengers?
clearing the escape routes
ensuring that every passenger is provided with an immersion suit or a thermal protective aid
ensuring that a supply of blankets is taken to the survival craft
ensuring that extra food and water is taken to the survival craft
Give the meaning of the following symbol:
gathering place for embarkation formalities
muster station for unaccompanied minors (UM)
muster station
embarkation station
Give the meaning of the following symbol:
immersion suit
child's lifejacket
muster station
lifejacket
Which item among those below is included in the normal equipment of every lifeboat ?
one life-jacket for each person
an EPIRB
sea-charts and navigating equipment
two boat-hooks
Which item among those below is included in the normal equipment of every lifeboat ?
an EPIRB
a rustproof graduated drinking vessel
one life-jacket for each person
sea-charts and navigating equipment
Which of the following detailed explanations should be mentioned in the Training Manual ?
The use of escape routes and other escape methods
The use of surface to air visual signals to be used by survivors
The use of drogues
The use of navigational equipment for survival crafts
Noise level called "the injurious area" starts at:
1283 dB
50 dB
100 dB
400 dB
Which of the following ear protection devices is most effective?
Ear plugs.
All equal.
Dry cotton or cottons balls.
Ear muffs
Ship staff shall inspect all lifting equipment and record the inspection in the cargo gear record book at intervals of:
Yearly
Whenever it is deemed necessary by the master
2 years
5 years
How will you calculate transverse accelerations?
Multiply the values taken from tables 2, 3 and 4 of the Cargo Stowage and Security (CSS) Code
Multiply the values taken from tables 3 and 4 of the Cargo Stowage and Security (CSS) Code
From formulae given in the Cargo Securing Manual (CSM)
Rule of thumb and past experience
Which of this information must be included in a piracy attack alert?
The type of weapons being carried by the pirates/highjackers.
The number of pirates/highjackers.
The number of crew onboard.
Your ship’s name and call sign.
What is the purpose of an expansion valve in a refrigeration system circuit?
To control the cooling water temperature through the condenser.
To control the cargo hold temperature.
To control the flow rate of liquid refrigerant to the evaporator.
To control the suction pressure at the compressor.
What is the approximately boiling point of LNG at atmospheric pressure?
Approximately -160 C.
Approximately -170 C.
Approximately -140 C.
Approximately -150 C.
In oil tanker operations, what is understood by the term "Load On Top"?
Loading part of an oil cargo in one port, then loading the same type of cargo "on top" in a subsequent port.
Loading a new compatible cargo "on top" of the oil and water residues from a previous cargo in the sloptanks
Loading an oil cargo into the tanks tanks through hoses inserted through the tank hatches and lashed in position
Loading part of an oil cargo in one port, then loading a different type of cargo "on top" in the next loadport
When loading LNG into prismatic type cargo tanks it is sometimes prohibited to leave any of the tanks between 10 to 80% full at completion of loading. What is the main reason that it is recommended to avoid this prohibited partly filled range?
The free surface effect might result in excessive sloshing loads.
It will increase the rate at which boil off gas will be produced.
It would be an uneconomical use of cargo capacity.
It will increase the vapour space and therefore increase the risk of flammable mixtures developing.
Which is the lee side of a ship?
The lee side is the side facing the wind
The lee side is abaft the accommodation
The lee side is the side facing away from the wind
The lee side is forward of the accommodation
Which of the following is the definition of "Segregated Ballast Tanks", as found on oil tankers?
Cargo tanks which each have their own individual pumps, are fitted with independent piping systems and are served by unconnected ventilation arrangements
Tanks which are completely separate from cargo or fuel oil systems, being permanently allocated to the carriage of ballast and fitted with their own pumps and associated piping
Cargo tanks which may be used for ballast, where the lines are not connected to the Oil Discharge Monitoring Equipment
Cargo tanks which may be used for the carriage of ballast
On a General Cargo ship in the United States, what will be the consequences of a ship's failure to correct an unsafe stevedore working practice?
The duty officer will be arrested
The ship will be prosecuted
The port will lodge a protest against the ship
The master will be arrested
Ballast introduced into a cargo tank on a chemical tanker which has been washed to such an extent that the ballast contains less than 1 ppm of the substance previously carried may be discharged into the sea without regard to the discharge rate, ship's speed and discharge outlet location, but under certain conditions. What are those conditions?
That the vessel is not less than 50 miles from the nearest land and is proceeding on route.
Provided the ship is underway and a sample of the ballast water has been drawn from the tank and is stored on board, there are no additional conditions to be imposed on such a discharge.
That the discharge is passed through the Oil Discharge Monitoring Equipment and a visual watch is maintained on the vessel's wake.
That the vessel is not less than 12 miles from the nearest land and is in water that is not less than 25 metres deep.
What are the main elements in a damage control plan?
Instructions and procedures for reporting damage to the Company
Boundaries of the watertight compartments for decks and holds. Position of controls for opening and closing of watertight compartments. Arrangement for correction of list due to flooding.
Arrangements for correction of list due to flooding within 15 minutes
A damage control plan is the same as an emergency plan
The type of pump used for delivering the oily-water mixture to an oily-water separator governs considerably the degree of contamination in the effluent. What type of pump would be best suited not to churn the supply and produce small oil droplets (less than 200µm) dispersed throughout the water?
Screw.
Mixed flow (part axial, part centrifugal).
Axial Flow.
Centrifugal.
A deck patrol notices that a cargo space carrying refrigerated cargo under controlled atmosphere (CA) is not padlocked shut. Select, from the options given, the main reason why such a space should be kept locked.
It is a requirement of the ship security plan that such spaces should be locked.
To prevent unauthorised entry into the space because of the hazard risk due to low temperature in the space.
To prevent unauthorised entry into the space because of the hazard risk due to the low oxygen content of the controlled atmosphere in the space.
To minimise the occurrence of pilferage of a valuable cargo.
Why is an inhibitor added into, for instance, butadiene?
To prevent the cargo producing heat.
To remove the oxygen and by that avoid a chemical reaction.
To minimise the tank pressure.
On the charter’s recommendation.
What is the purpose of the special two-way valves mounted on towers at a given height above the cargo deck of a chemical tanker?
They contain sensors which activate the high-level alarms.
When set, they ensure that the authorised cargo loading or discharge rates (as specified in the vessel's Certificate of Fitness) are not exceeded.
When correctly set, they prevent the level of cargo within a tank from changing as the temperature changes.
When appropriately set, they automatically prevent excessive pressure in a cargo tank (carrying harmful vapours away at a safe height) and relieve excessive vacuum.
What can be the punishment for a shipmaster who refuses to provide any person carried on the ship with anything which he is entitled to receive in such capacity, or who permits such refusal?
Shall be liable to fines or imprisonment for a term not exceeding 6 months, but not exceeding 1 year if there are especially aggravating circumstances.
Shall be liable to fines or imprisonment for a term not exceeding 6 months, but not exceeding 2 years if there are especially aggravating circumstances.
Shall be liable to fines or imprisonment for a term not exceeding 12 months.
Shall be liable to fines or imprisonment for a term not exceeding 6 months, but not exceeding 9 months if there are especially aggravating circumstances.
What has the cadet been ordered to do?
The Cadet has been ordered to to dismantle the evaporator
The Cadet has been ordered to test the steering gear
The Cadet has been ordered to help the Bo's'un sandblast the poop deck
The Cadet has been ordered to paint the evaporator using a paint brush
SOLAS reg II-2 and IMO MSC.1/Circ 1321 requires that cargo pump rooms on oil tankers shall be mechanically ventilated, using non-sparking suction type fans. What is the minimum number of changes of air per hour that a ventilation system must deliver?
At least 15 per hour.
At least 30 per hour.
At least 10 per hour.
At least 20 per hour.
By what name are the regulations which control the discharge of noxious substances and prevent pollution from ships known?
SOLAS
The International Marine Pollution Prevention Laws
ISGOTT
MARPOL
Not all crude oils can be used for crude oil washing. What is the common recommendation to use a crude oil for washing.
The temperature must at all times be 10 degrees Centigrade above the oil’s pour point temperature.
As long as the oil is floating.
Depends on the oil’s density.
The temperature must at all times be 25 degrees Centigrade above the oil’s pour point temperature.
You have just finished discharging several grades of chemicals. Why is it important that the Chief Officer has considered "solubility" when planning the tank-cleaning programme?
Because it will have indicated if hydrocarbons will still be present on the tank bulkheads after initial cleaning and that a chemical additive may need to be circulated or sprayed afterwards to remove them.
Because it will have shown which tanks need to be cleaned first.
Because it will have indicated if the cargo residues can be cleaned with water alone, or if a chemical additive will be needed to help break them down.
Because it will have indicated how much odour there is likely to be remaining in the tank after cleaning.
Why is the tank washing discharge outlet located below the waterline on a chemical tanker?
So that a safe and legal rate of dilution is achieved in the wake as the ship proceeds along.
So that toxic vapours are neutralised by the layer of water above the outlet.
So that tank cleaning can be carried out without anyone noticing.
So that there is minimum resistance to the flow generated by the pumps as they discharge the washings.
Where is there a likelihood of inadequate initial design on a bulk carrier?
Around the hatch corners
On cross-deck plating
On the sheer strack
On shell plating
How should additional lashings be applied to vehicles if they do not have sufficient lashing points?
Pass lashings over the vehicles’ axles
Pass lashings over the body of the vehicles
Secure the vehicles’ wheels
Secure the front and rear bumpers
What percentage of anti-freeze fluid is added to the L.P.G. compressor cooling-water system?
60 %
25%
10%
90%
What is the depth of an iceberg below the surface of the sea?
The draught of an iceberg varies with the type of berg and its age.
The depth of an iceberg below the surface is always about one sixth of its total depth.
The draught of an iceberg is normally about 3/4 of its total depth.
The draught of an iceberg is about the same as the visible part of the iceberg above the water.
Some process control systems may several inputs and controlled variables. In this context what is meant by split-range?
On-Off control
Several controllers are connected to the same control-valve
Several control-valves are connected to the same controller
Several control-loops for the same range
Earlier cellular reefer vessels were constructed with a 'porthole system' for supplying refrigerated air via ducting to containers. Modern vessels are designed to supply only electrical power to integral containers. Select the main reason for this change in design to the vessels and containers from the options given.
A large amount of refrigerant gas was required to operate the 'porthole' system.
The introduction of more powerful diesel engines onto these vessels meant they had sufficient electrical capacity to supply the integral type containers.
Ducted containers had to be transhipped to their final destination after discharge and still required refrigeration for that part of the supply chain
The 'porthole' system design was extremely complex and construction costs were high.
Which of the following would normally only be found in cargo holds which can also be used for ballast on a Bulk Carrier?
Permanently fitted dunnage
Light reflective paint coatings and fixed lighting systems
Bilges systems fitted with two way valves
Sacrificial anodes and water resistant expoxy paint coatings
A lubricating oil having a high viscosity index number would normally be used in which of the following situations?
When the machinery operates at a very high temperature.
When the machinery operates at a high load.
When the machinery operates at a very low temperature.
When the machinery operates over a wide temperature range.
Which statement is true?
Normal temperature of the lub oil after the cooler is approx. 45 C.
When the ME is running, the Fresh Water enters the engine at the top and leaves the engine at the bottom
Normal temperature of the oil after the cooler is approx. 65 C.
Minimum scavening air temperature is 60 C to avoid dewing in the scavening air cooler
If your ship is in the tropics and you are going to be working out on deck during the day, what is the recommended daily intake of water for you to avoid the effects of dehydration?
10 litres.
1litre.
Drinking water is not the solution. I must consume at least 250 mg of salt per day to retain body fluid.
4.5 litres.
How can an azimuth or bearing be indicated by signal flags?
The letter A + three numerals + the letter R or T.
The letter A + three numerals.
The letter N + three numerals.
The letter B + three numerals.
What are the main elements in a damage control plan?
A damage control plan is the same as an emergency plan
Arrangements for correction of list due to flooding within 15 minutes
Boundaries of the watertight compartments for decks and holds. Position of controls for opening and closing of watertight compartments. Arrangement for correction of list due to flooding.
Instructions and procedures for reporting damage to the Company
Which of the following is the correct English spelling?
Ingreedients.
Ingrediants.
Ingriedients.
Ingredients.
When filling departure ballast on a clean ballast tanker, which valve is the last to be opened after the pump has started (M/T «Seagull» is equipped with steam driven centrifugal pumps).
The tank’s suction valve.
The sea chest valve.
The pump’s delivery valve.
The bulkhead valve.
In what kind of atmosphere should tank washing be carried out onboard vessels with inert-gas system?
Steamed to a humidity of at least 75%
After an electric fan have been blowing fresh air into the tank for a minimum time of one hour.
After the bottom has been covered with salt water.
Inerted to less than 8% oxygen(IMO).
On a RoRo vessel, why should chipping and painting not be done on a loaded car deck
because there is not enough space to work with the cargo in the way
To avoid damage to the cars or their paint work
because you cant run the ventilation and the fumes will overcome the crew
How can you arrange for safe movement of passengers on ro-ro decks?
Passengers should stay in their cars until loading is completed. They should keep to walkways when leaving the car.
Passengers are responsible for their own safety while moving about ro-ro decks.
It is easy, only drivers are allowed to stay in the car during loading and unloading.
Passengers should be warned of vehicle movements when entering or crossing car or vehicle decks. They should preferably keep to walkways while moving about the ship.
During maintenance work on a fuel tank the engine room ratings are removing scale in preparation for re-coating. One of the ratings suddenly notices the smell of fumes even though the atmosphere had been satisfactorily tested before the work started. What action should the ratings take?
Stop work until the smell disappears and then carry on removing the scale.
Leave the tank immediately and have the atmosphere retested.
Ask for another fan to be switched on to increase the ventilation in the tank.
Put on breathing apparatus and carry on with the task.
Check the items that can be a possible threat
All alternatives
"Piracy, Hijacking and Smuggling"
Bombing and Sabotage
Cargo tampering and Stowaways
What does the cargo capacity of a car carrier depend upon?
The number of vehicles it can carry
The size of vehicles for which it is designed
The weight of vehicles it can carry
The volume of vehicles to be loaded
When Ro-Ro cargo is damaged what should be noted down immediately?
Chassis identifying marks and/or numbers
The driver’s name
Names of witnesses
The time, date and location of occurrence and details of the damage
During a routine check of one of the auxiliary engines in an UMS operated engine room, a minor leakage on a high pressure fuel pipe was observed. What would be an appropriate action and/or precaution to be taken? (Assume normal operation; 2 sets operating and 1 set standby)
Any of the mentioned alternatives will meet the requirement.
Have a motorman on watch for the rest of the night, especially instructed to watch the engine
Change the operation to the third generator set, leaving the original set as stand-by awaiting possibility to repair the failure.
Change operation to the third generator set, preparing the original set for repair of the failure and switching to manual mode until repair is carried out.
What does the Captain think about the Chief Mate's question?
He wants the OS to train as helmsman today, because they are sailing in open waters and there is not much traffic in the area
He does not want to train the OS as helmsman because there is too much traffic in the area
He does not want the OS to go on watchkeeping duties next week because they are sailing in open waters
He thinks, it is not a bad idea to sail in open waters because the traffic in sparse
When a submerged centrifugal cargo pump is being run at too high a speed during discharge of a viscous cargo, the pump may start racing, causing a heat build-up around the suction, possible localised solidification of the cargo and consequent damage to the pump. What term is applied to this problem?
Synthesis.
Cavitation.
Aggregation.
Gravitation.
A reefer vessel is to load a cargo of plantains and bananas. Due to space restrictions both have to be loaded into a common space. The usual delivery temperature for bananas is about 13 degrees Celsius and for plantains it is 7 degree Celsius. What would be the best delivery temperature for the mixture of these two fruits?
Adjust the set point of the delivery temperature to 7 C for 12 hour periods and 13 C for the intervening 12 hour periods.
7 C as plantains are more sensitive to the higher delivery temperature of the bananas.
10 C as this is the mean temperature of the two cargoes and they would both carry satisfactorily at this temperature.
13 C as plantains are less sensitive to the consequences of a higher delivery temperature.
What kind of pumps are used as main discharge pumps on gas carriers as cargo pumps?
On gas carriers multistage submerged pumps are used as main cargo pumps.
On gas carriers multistage deep well pumps are used as main cargo pumps.
On gas carriers multistage deep well or submerged pumps are used as main cargo pumps.
On gas carriers multistage booster and single stage deep well pumps are used as main cargo pumps
Very roughly, the gas mixture from Crude Oil can be represented by the pure hydrocarbon gas Propane for analysis and comparison purposes. What then is the approximate Lower Flammable Limit of Crude Oil when measured as a percentage volume in air?
9.5%
0.2%
5%
2.2%
Which is the "AFT BREAST LINE", in the figure?
The aft breast line is indicated by C, in the figure
The aft breast line is indicated by B, in the figure
The aft breast line is indicated by D, in the figure
The aft breast line is indicated by A, in the figure
A resistor has three red bands. What is the resistance?
220 ohm
22 ohm
2200 ohm
222 ohm
On a RoRo vessel, what must you ensure where the cap of a sounding pipe is flush with a ro-ro deck?
Sufficient vertical clearances between the sounding pipe cap and cargo lashings
Prohibit all cargo stowage around this area
Prohibit the stowage of general cargo around the area
Prohibit the stowage of wheeled cargo around the area
What factors do you consider as important before mooring a vessel?
Use of proper Personal Protective Equipment, Well maintained mooring equipment, Make sure the area is tidy and clean, Mooring stations should have effective hazard markings/ hazard highlighting, Stay clear of mooring ropes/wires, Be aware of Snap-back Zone, Proper procedures, Effective communication
Use of proper Personal Protective Equipment, Mooring stations should have effective hazard markings/ hazard highlighting, Stay clear of mooring ropes/wires, Be aware of Snap-back Zone, Proper procedures
Use of proper Personal Protective Equipment and be aware of Snap-back Zone
Use of proper Personal Protective Equipment
Where should grease be applied to a twistlock?
Over the entire outer surface
Under the handle
Between the twistlock cone and associated housing
At the base of the twistlock cone
Passenger ships have a normal requirement of 1 lifejacket per person + 10% for children. In addition to this, how many lifejackets have to be stowed in conspicuous places on deck or at the muster stations?
50% extra
5% extra
25% extra
10% extra
What is likely to happen if a randomly hose is used for gas measurement?
The hose will most likely absorb hydrocarbon gases.
Nothing in particular.
The hose won't fit the indicator inlet ports.
The indicator will malfunction.
How many two-way VHF radiotelephone apparatus shall be provided on board a ro-ro passenger ship of 500 gross tonnage and upwards?
3
2
It is required to have a fixed two-way VHF fitted in a survival craft
One for each survival craft
Port State Control Officers are authorised to:
Detain ships that are not meeting the requirements for a minimum of 30 days
Regularly inspect ships known to meet the requirement
Inspect and detain ship that are not meeting the requirements until they are able to demonstrate compliance with the regulations
Sign oil record book entries
What name is given to the oriental cooking pan, with a small base and wide sloping sides, commonly used for "stir-fry" dishes?
Gok.
Wok.
Wack.
Wot.
Which of the following answers most suitably cover the standard duties of the bridge Officer of the Watch when the ship is at anchorage?
Display the anchor signal, patrol the ship frequently and check the anchor chain for dragging
Display anchor signal, check the ships position and keep a good lookout
Display the anchor signal and ensure the ship swings the same way at each change of tide
Display anchor signals and keep a good lookout of other ships in the area
In a fresh water tank we are using a pressure transmitter with a range of 0-0.5 bar / 4-20mA for level measurement. The transmitter is for different reasons installed 30 centimeters from the bottom of the tank, and the tank is 5 meters high. What will the output from the transmitter be when the tank is full? (Pending no calibration is made)
18,8 mA.
20 mA.
30 mA
21,2 mA.
What could be the most probable cause to an abnormal lubricating oil pressure?
Faulty pressure gauge.
The oil relief valve on the cylinder block or the safety valve in the oil pump is sticking.
Wrong type of lubricating oil.
Clogging in waterside of the lubricating oil cooler.
After how many hours would you consider changing the turbocharger bearings, even though all appears to be normal?
12.000 hours.
4.000 hours.
25.000 hours.
30.000 hours.
Electric arc welding is to be carried out in the machinery spaces other than the workshop. Which of the alternatives below would be the correct procedure for the connection of the "return" cable to the welding set?
Have a short length of cable permanently connected to the ships structure close to the welding set.
Weld a stud bolt close to the work piece and connect the return cable to this.
Any of the listed alternatives.
Connect the return clamp direct to the work piece and welding set via a cable of suitable length.
In a series installation of a purifier and a clarifier, what is the purpose of the clarifier
As a safety net, for improved cleaning of the fuel oil
To get round the problem of fluctuating temperature
You will probably have less alarms
In case the gravity disc is too small
Ce test en ligne se compose de 90 questions aléatoires issues des tests CES 5.1 sur un sujet de votre choix.