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Maison Tests en ligne CES Passenger 2nd-Off / 3rd-Off Test online CES 5.1 for 2nd-Off / 3rd-Off, Passenger vessel
Tests en ligne : Test online CES 5.1 for 2nd-Off / 3rd-Off, Passenger vessel
Test en ligne
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Le test consiste en des questions aléatoires sur un sujet sélectionné.
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Which part of the float-free arrangement for inflatable liferafts is made to release the liferaft after being automatically inflated during the ship is sinking?
the weak link
the lashing strap
the hydrostatic release unit
the painter
Which one of the listed requirements regarding lifeboat fittings do not correspond to present regulations? All lifeboats shall be fitted with:
a buoyant lifeline bucketed around the outside of the lifeboat
effective means for bailing or have self-bailing arrangement
a remotely operated steering arrangement
release device to enable forward painter to be released under tension
*As a general rule, what is the minimum flash point of an oil used as a liquid fuel on board?
There is no limit
30?C
10?C
60?C
What is the name given to a devastating explosion that may occur when a rigid container containing a liquefied gas is exposed to a very high *temperature?
SLOP-OVER
BLEVE
FLASH-OVER
BOIL-OVER
Which class of fire is a smouldering fire of wood, textiles, paper and/or other carbonaceous materials?
Class C
Class B
Class D
Class A
In order to extinguish a flammable liquid of the same kind as alcohol, we can use:
Water and foam
Water
Sprayed water
Anti-alcohol foam
*What type of fire integrity must be provided for an engine control room ?
C
A 60
B 15
A 0
What is the best place to store the international shore connection?
At a place easily accessible from the shore
In the engine room
In the wheelhouse
Together with the cargo hoses
What is the main criterion generally taken into account to classify portable extinguishers:
The extinguishing agent
Their pressurisation system
The way they can be moved
Their capacity of charge
What is the number one job for the ship management team when fire break out?
The ship management team must organise the fire squads and then the squads have to rescue missing personal
The ship management team must call the nearest fire brigade and police station
The ship management team and the crew must evacuate the ship
The ship management team must fight the fire and then call the fire squads
Is there any conditions that influent on the efforts when organising the fire fighting?
Where the fire break out, how many squads there is left, the strength of the fire, the ships mobility, what is burning and communication
Distance to the fire station and the size of the fire brigade, what is burning, possibility to get water
Where the fire break out, the ships mobility, distance to the fire station and the size of the fire brigade
Where the fire break out, how many squads there is left, what is burning, distance to the fire station
For a DSC-connection (no ‘distress alert’) with another vessel the following frequencies are used:
TX: 2187.5 kHz RX: 2187.5 kHz
Tx: 2187.5 kHz RX: 2182.0 kHz
TX: 2189.5 kHz RX: 2189.5 kHz
TX: 2177.0 kHz RX: 2177.0 kHz
Give the meaning of the following symbol
Fire main with fire valves
Foam valve
Fuel lubricating oil valves
Section valves drenching system
Give the meaning of the following symbol
Area protected by CO2
CO2 horn
CO2 portable fire extinguisher
Gas detector
In shallow water a ship will experience "Squat". What are the principle reasons creating the effects of squat?
There are changes in the bow and stern pressure fields associated with the ships motion.
There is an increase in the water velocity and a decrease of water pressure around the ship's hull
There is a decrease in the water velocity and an increased of water pressure around the ship's hull
There is an increased effect of gravity due to closeness of the sea-bed
You are drifting with a loaded VLCC in open sea. You have observed the direction and rate of drift. Can you do anything to change the direction and rate of drift?
We will just have to wait and see
We can apply the rudder although we have no engine power
No, there is nothing I can do about that
We can trim the ship by stern as much as possible. This will most likely change the direction and rate of drift.
If a ship requires 2 nautical miles to stop in the water from a "crash stop" when proceeding at full ahead in deep water. What will the stopping distance be in shallow water?
A greater distance
Similar distance to deep water
About 1.5 nautical miles
A shorter distance
What is the status on Suez canal pilots?
Pilotage is compulsory and accept full responsibility for any damage caused
Pilot is only compulsory during anchoring operations in Great Bitter Lake
Pilotage is compulsory and the pilot is only the master's advisor
Pilotage is not compulsory since this is a sea-level canal
When handing over the con of a vessel to a pilot, should the Master insist in discussing the passage plan with the pilot while he is there to use his local knowledge and advice on the navigation of the ship?
The passage is well established and known by the pilot and a plan is therefore not necessary
The pilot would probably consider it unnecessary, be more interested in knowing the ship's characteristics and resist any passage planning discussions with the Master.
A pilot is responsible for the navigation whilst on board and will be very familiar with what is required, therefore discussing the passage plan is not necessary
A passage plan should be discussed between the Master and pilot, when under pilotage in the same way as discussed with the bridge team when deep sea
What VHF-channel is according to the rules of the GMDSS, appointed for mutual radiotraffic between ships at sea (with the exception of co-ordination of shipping movements and other kinds of communication …………… to safety:
channel 13
channel 06
Don't know
channel 16
What is most important when preparing for emergencies?
That people listen to orders given.
That people are well trained.
That people know where to find designated equipment.
That people know where to muster.
What is the meaning of this symbol ?
Survival craft portable radio
Radar transponder
Survival craft pyrotechnic distress signals
EPIRB
*Which of the following detailed explanations should be mentioned in the Training Manual ?
How to use navigational equipment for survival crafts
How to release from launching appliances
How to use escape routes and other escape methods
How to use surface to air visual signals to be used by survivors
During test and/or maintenance work of the CO2 system affecting the release system, precautions to ensure that the gas is not released into the engine room due to a mistake are to be ensured. What precautions should be taken?
No special precautions necessary.
Arrange a watchman in the CO2 central.
Check the main valve for a potential leakage.
The main supply line to be blanked off prior to the work.
The training manual shall contain instructions and information in easily understood terms and illustrated wherever possible. Which of the following objects do not have to be explained in detail in the manual according to present regulations?
Muster of assigned stations
Donning of lifejackets and immersion suits
Boarding, launching and clearing of the survival crafts and rescue boats
Donning of fire protection clothing
What can be done to help pump out water from the cargo space of a bulk carrier, when washing down during cleaning operations?
Chief Officer to ballast ship to provide large stern trim
Vessel trimmed by bow
Vessel to be ballasted to even keel condition
Wash water to be kept to a minimum
Under MARPOL 73/78 what category would wet kraft paper remaining on board, constitute?
Marine Pollutant
Garbage
Cargo residue
Waste
What is meant by the term "segregation"?
The stowage of cargoes when calculated by a computerized load program.
The planned, separated stowage of cargoes that may react dangerously with each other in the event of leakage or other damage.
The process of electronically transferring the data on cargoes loaded on a vessel between the load port and the discharge port, such that import dcumentation is prepared in advance of the vessel's arrival.
The planned adjacent stowage of packaged goods, thereby confining a listed hazard within the same area of the ship.
Checking the lubricating oil sump level of the generators is one of the engine watch ratings regular duties on a particular vessel. During the check it is noticed that the oil level is unexpectedly below the minimum mark on the dip stick. What action should be taken?
The rating should fill the sump to above the operating level in case there is a leak and the oil level drops too low before the next check.
The rating should stop the generator immediately.
The rating should just fill the sump back to the normal operating level.
The rating should fill the sump to normal operating level and immediately inform the engineer on watch.
Which of the following parameters will result in oscillation
Too short D-time
Too high amplification
Temperature change
Too long I-time
Discharge of a frozen cargo is about to start from a conventional reefer vessel. Select, from the options given, the best procedure to follow to ensure good cargo care.
The fans should be run at slow speed for one hour before discharge commences.
The fans should be kept running throughout discharge.
The fans should be kept running after the hatch is open until the stevedores enter the hatch.
The fans should be stopped just before the hatch lids are raised for opening.
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
You will probably have less alarms
In case the gravity disc is too small
To get round the problem of fluctuating temperature
What is the definition of "vapour"?
It is the weight per unit volume in vacuum
A gas which the molecules escaping from the free surface.
A gas which vapours of different ingredients will exist independently.
A gas which can be liquefied at the temperature concerned.
Which of these is correct?
1tonne = 1000 kg
1tonne = 10 kg
1tonne = 100 kg
1tonne = 10,000 kg
How are the membrane cargo containment systems that are frequently used on LNG carriers supported?
The membrane system is fully self supporting.
The membrane system is supported directly by the inner hull through support brackets.
The membrane system is supported by the inner hull through the insulation.
The membrane system is formed with corrugations which gives sufficient support.
What must you ensure when using portable slopes to discharge ro-ro units?
They must be new
They must be free of dirt
The surfaces must be of the fish-bone type
They must be exactly aligned with the units’ tyres
On the figure 4 possible definitions of the term "FREEBOARD" are given. Which one is the correct one?
Freeboard is given by A on the figure
Freeboard is given by C on the figure
Freeboard is given by D on the figure
Freeboard is given by B on the figure
Your vessel is a tanker in ballast and the two vessels are interlocked after collision. You have already made clear that all people are well taken care of and you will try to separate the two vessels. What should be your greatest concern?
That you have your permission from the company to do so.
The exact time of the collision.
If the vessels separate, the other vessel may run away and you will be the only one to blame.
That the separation may cause sparks that can possibly ignite the oil or any other flammable substances.
Prior to ordering stores for any department;
The store inventory should be checked so that you order only the items required
Consult the ISSA catalogue to ascertain what stores are available for ordering
Ask the departmental head for a list of store to be ordered
Consult the ISSA catalogue and order whatever is available but not on board
What are the people probably doing in the picture?
The people are fighting a fire
The people are playing with water
The people are hosing down the cargo hold to clean it.
The people are pressure testing the hull plating
What is important with regard to checking container lashings on deck?
The strength of lashing rods
The number and extent of lashings
The strength of twistlocks
The tightness of lashing rods and container locking arrangements
What are the ideal conditions required to satisfactorily conduct an Inclining Experiment?
All derricks lowered and no moving items on deck and in store rooms
Moorings slack, head wind, minimum people on board
All of the suggested answers
Minimum ballast and bunkers on board and all tanks pressed up.
Under normal circumstances 21% O2 is diluting toxic gases, which one are we talking about?
None to be diluted?
Carbon monoxide, nitrogen dioxide, nitric oxide, sulfur dioxide?
Natrium monoxide, ferro chloride, hydrogen sulfide dioxide?
Sulfur, monoxide, hydro chloride, carbon dioxide?
Hydrocarbons belongs to a chemical group named:?
Carbohydrates.
Organic substances.
Alkanes
Alkenes
Your ship has its main entry door from the maindeck on the starboard side, a few metres back from the front of the accommodation. It is also the closest emergency exit from the ship's offices and the crew mess-room in the event of an emergency. You are about to commence loading several grades of chemicals. There are no significant security concerns. What should happen to the door?
It can be open, provided the wind is blowing away from the accommodation.
It should be closed and locked.
It should be open in case an emergency occurs.
It should be closed, but not locked.
A tank containing hydrocarbon residues requires manual cleaning by use of shovels, scrapers etc. Should you:
Open the tank, provide ventilation and commence work immediately.
Open the tank and provide lighting, have someone standing by outside the tank and commence working.
Open the tank, provide adequate ventilation/lighting, test oxygen content, have someone standing by with rescue equipment, complete a tank entry permit then commence work.
Open the tank, provide adequate ventilation and lighting, commence work and have someone standing by outside the tank.
As understood within the IMDG Code, what is an "article"?
Something that is packed within a freight container.
A device that is responsible for initiating a dangerous reaction.
A device that contains a dangerous substance or mixture of substances.
A form that contains important information about a hazardous substance.
What is the main quencher for an oil tanker?
Powder.
Foam.
Water.
Carbonic acid.
The best way to identify an IED is to?
Measure the size of the object.
Shake the object.
Recognize its components.
Weight the object.
What is of major concern when a shallow draught ro-ro vessel is in river transit?
Air draught
Squat
Draught
Manoeuverability
What is a deck lift vehicle?
This is another term for a portable vehicle deck
A portable deck used to raise or lower vehicles
A vehicle used to raise or lower portable decks
A vehicle used to raise or lower decks on which vehicles are stowed
What is the most utilised pump type for cargo discharge on a gas carrier?
Displacement pump.
Booster pump.
Hydraulic driven centrifugal pump.
An electrical operated submerged centrifugal pump.
When checking the closed butt gap clearance of new piston rings prior to fitting onto the piston it is normal to try the rings in the liner so that the gap can be measured. From the options given select the best part of the liner to use to carry out these checks.
Near mid-height of the liner.
Near the bottom of the liner.
Near the top of the liner.
Just above the scavenge ports.
On a General Cargo Vessel the Tonnes per Centimetre (TPC) of a vessel is 30; the present mean draught of the vessel is 6.90 m and the maximum summer load draught is 7.00m; Calculate the amount of cargo that can still be loaded?
The amount of cargo that can still be loaded is 300 tonnes
The amount of cargo that can still be loaded is 3000 tonnes
The amount of cargo that can still be loaded is 30 tonnes
The amount of cargo that can still be loaded is 3 tonnes
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
What is the recommended range for the pH-value for the water in a diesel engine cooling system engine cooling water be maintained?
Above 10
Between 5 and 7.
Between 7 and 10.
Below 5.
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.
Anyone who makes or permits a false entry to be made in the log book, shall be liable to fines or imprisonment for a term not exceeding 1 year according to:
The International Maritime Organization's Act of Maritime Activities
The Ship Safety and Security Act, Section 65..
The Public Administration Act
The Maritime Act
What roll amplitude is generally used by classification societies in calculating rolling forces?
24 - 30 degrees
18 - 24 degrees
37 - 42 degrees
30 - 36 degrees
What is the name of the simplest hydrocarbon composed of one carbon atom and four hydrogen atoms?
Methane.
Propane.
Ethane.
Pentane.
The diagram shows a calibration curve for a pressure gauge. What is an alternative name for the slope of the characteristic?
Sensitivity
Hysteresis
Repeatability
Off-set
Chemical tankers commonly use portable "closed gauging systems". What is the particular safety design feature of such equipment?
They are attached to a special fitting on a tank lid and can only be operated when an indicator shows that the connection is "closed".
They can only be used on tanks in an enclosed area, such as the engine-room.
They allow the contents of a tank to be measured without any lids being opened, so protecting the operator from the possible release of any harmful vapours.
They clearly indicate when the surface of a cargo has been detected because an electrical circuit "closes" and a warning light is displayed.
What is the name of this unit?
A liferaft release unit
An antistatic release unit
A hydrostatic release unit
A slip hook
During overhaul of a purifier the engine room rating is instructed to drain and clean the gearbox on the machine. Which of the materials given in the options is the best one for wiping up the remaining oil in the gearbox after draining the oil?
Clean, lint free cotton rags.
Used paper towels from the wash room.
Used dish cloths from the galley.
Clean cotton waste.
A vessel’s midship draught is 8.50m. What is the corrected midship draught if the vessel is on an even keel? Midship marks are painted 0.05m forward of midships; LBP is 162m.
8.45m
8.55m
8.40m
8.50m
A vapour compression refrigeration system is usually fitted with a number of devices to give protection and control of the system. Which of the methods given in the options should be used to test the high pressure cut out during routine maintenance and checking of the system?
Manually close each of the evaporator coils by switching off the electrical supply to the liquid line solenoid shut off valves and monitor the condenser pressure.
Close the condenser outlet valve and closely monitor the condenser pressure.
Gradually shut in the condenser cooling water valve or the condenser refrigerant inlet valve while closely monitoring the compressor discharge pressure.
Charge the system with refrigerant until the high pressure cut out operates.
When starting up an aerobic type sewage unit for the first time, or after manual cleaning, how should the bacterial process be initiated?
By shutting off the air flow.
By bypassing the grey water inflow and operating only with black water.
By filling the unit with sewage and bubbling air through it for 48 hours prior to starting the discharge pump.
By adding an activating agent to the inflowing sewage.
The timing of the engine is delayed. The exhaust temperatures are high. How would you expect this to affect the turbocharger?
Higher air and gas temperature after turbocharger.
Surging of the turbocharger.
Decreased turbocharger revolutions.
Increased turbocharger revolutions.
This circuit is a transformer with two windings, N(1) = 2000 and N(2) = 1000 turns, on a common magnetic circuit. Assume that there are no energy losses in the transformer itself. Calculate the output voltage V(2) when the input voltage is V(1) = 100 Volt.
V(2) = 200 V
V(2) = 50 V
V(2) = 10 V
V(2) = 400 V
With reference to the text in the frame: what is stated as a threat to lives at sea and the marine environment?
There is no immediate threat to the crew or environment
All old or new ships which are badly managed ships.
All ships aged between twenty and thirty years old.
Bad management and poorly maintained older ships.
What problem is associated with the use of twistlocks?
Sliding of containers when a vessel is pitching or surging
Susceptibility to wear and tear
Failure during heavy weather
The mixed use of left and right-handed twistlocks on the same vessel
Records relating to breaches of security and changes in security level must be secured against unauthorized access and available for review by contracting governments.
TRUE
FALSE
.
Which statement about IED’s is true?
All IED’s have four common components.
IED’s don’t cause serious damage.
All IED’s look alike.
IED’s are difficult to manufacture.
What should be the first action to be taken in the event of the water level disappearing out of the boiler water level gauge glass?
Secure all of the burners.
Close the feed-water stop valve.
Call the chief engineer.
Close the main steam stop valve.
If a cargo has a litreweight 0f 1.5200 kg/l at 15 degrees Celsius and a correction factor of 0.001 per degree, what will the litreweight be at a temperature of 20 degrees Celsius?
1.5250 kg/l
1.5195 kg/l
1.5150 kg/l
1.4700 kg/l
LNG carriers often operate between two fixed ports. Why is there likely to be a significant difference in the amount of LNG onboard arriving at the discharge port compared to the amount onboard departing the loading port?
Part of the cargo is used as ship's fuel in the form of boil off gas.
Inefficient reliquefaction plant operation means only some of the vapours are recovered.
Normal leakage through the cargo containment system leads to loss of cargo.
The vapours are constantly vented to atmosphere.
For what purpose do we have deck water spray on gas carriers?
There isn’t any deck water spray on gas carriers
The purpose of the deck water spray is to cool deck if fire and to be used for washing deck
All ships carrying flammable cargoes must have deck water spray to flush cargo spill overboard and cool cargo area if fire
The purpose of the deck water spray is to flush cargo spill overboard
During a stay in port, what shall always be ready at the gangway?
Air breathing apparatus.
Life buoy with line.
Survival suit.
Fireman’s outfit.
Which of these statements about profiling is correct?
Check the ID of all visitors and some crew prior to boarding.
Pay less attention to body language and behaviour and more attention to answers to questions.
Use only open-ended questions.
Verify that answers to questions match up with what’s already known about the person being questioned.
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.
What is the name of UN maritime division?
The UN maritime division is UNM (United Nations Maritime)
UN does not have any maritime division.
The UN maritime division is IMO (International Maritime Organisations)
The UN maritime division ISO (International Shipping Organisation)
A vessel which normally operates with the engine room in UMS mode is unable to do so because of defects to some of the critical alarm functions. What are the main considerations that the Chief Engineer must take into account when planning alternative arrangements to cover the engine room requirements until the defects are cleared?
A work rota is established to ensure at least one person is in the engine room at all times while the defects exist.
A work rota is established to ensure that normal routine maintenance is carried out on time in accordance with the planned maintenance schedule.
A work rota is established to ensure that the necessary repairs can be carried out as soon as possible.
A work rota is established to ensure full coverage of engine room watchkeeping duties and adequate rest periods for the engineering staff.
A delta connected 3-phase A.C. induction motor is running normally at its rated current of 150 A when a single phasing fault (open circuit) occurs in one line. The likely outcome will be:
Line currents: 0 A, 180 A, 180 A. Trip condition: trip on overload.
Line currents: 150 A,150 A,150 A. Trip condition: fuses blow on short circuit.
Line currents: 75 A, 75 A, 75 A. Trip condition: no trip but speed falls.
Line currents: 0 A, 150 A, 300 A. Trip condition: trip on overload.
What action should you take if you have a flash-back during gas welding?
Run for your life.
Close the regulator valves immediately, oxygen first.
Cool the bottles down with water.
Use a portable fire extinguisher.
You are approaching the shore in a lifeboat when you see a person holding a white flag. He is moving it in a horizontal motion from side to side. What does this indicate?
It is OK to land here
Standby for a rocket line to assist you
Landing here is highly dangerous
Stay offshore, rescue boat is coming
You are approaching a port when you see three lights in a vertical line. The upper and lower are green and the middle white. What does this mean?
Vessels may proceed. Two way traffic.
You may proceed with caution.
Vessels may proceed. One way traffic.
A vessel may proceed only when it has received specific orders to do so.
Whilst underway, during the approach and in the process of double banking, or whilst transferring cargo whilst underway, the following signals from the IMO's Collision Regulations should be displayed (unless local regulations differ) by both ships:
Signals for vessels restricted in their ability to manoeuvre
Signals for vessels towing
No special signals required
Signals for a vessel not under command
*Generally speaking, what is the value commonly recognised as the maximum concentration of CO2 allowed in the breathing air of a breathing apparatus?
4%
5%
1000ppm
40.000ppm
Passenger ships have a normal requirement of 1 lifejacket per person + 10% for children. In addition to this, how many lifejackets have to be provided on deck or at the muster stations?
10% extra
25% extra
15% extra
5% extra
Passenger ship engaged in international voyages must conduct a muster for all passengers. What is the time limit for this exercise?
4 houres
Before departure
24 houres
No time limit
Ce test en ligne se compose de 90 questions aléatoires issues des tests CES 5.1 sur un sujet de votre choix.