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Maison Tests en ligne CES Chemical tanker Deck Support Test online CES 5.1 for Deck department, Support level, Chemical tanker vessel
Tests en ligne : Test online CES 5.1 for Deck department, Support level, Chemical tanker vessel
Test en ligne
Description
Le test consiste en des questions aléatoires sur un sujet sélectionné.
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*Which of the following appliances must compulsorily be found in any ro-ro cargo space intended for the carriage of motor vehicles with fuel in their tanks for their own propulsion?
One chemical powder extinguisher for each 10 vehicles the space is intended to carry
A receptacle containing sand, sawdust impregnated with soda or other approved dry material in such quantity as may be required by the Administration
At least one portable foam applicator unit
One chemical powder extinguisher for each 20 vehicles the space is intended to carry
The display of the DSC-controller on board is showing the following lines: TX call:Selectiveto: 02114200 Category: RoutineUSB:telephony DSC Tx 2189.5 kHz save>send< This DSC-message must be transmitted in the mode:
G3E
F1B
J3E
H3E
In the situation illustrated, what should be the distribution of the power requirements from the tugs, if the ship is to be moved sideways without changing the heading? Both tugs have similar bollard pull and are of conventional propulsion.
Much greater power on the forward tug than on the after tug while monitoring the gyro heading
Equal power required by both tugs, but monitor the gyro heading to ensure sideward movement only
It would be very difficult to predict the power requirements in this circumstance and it could only be found by observation.
Much greater power on the aft tug than on the forward tug while monitoring the gyro heading.
In which waters are piracy attacks most frequent?
Open sea
Malaysian waters
Indonesian waters
Brazilian waters
If a distress signal is received on board your ship, what would you do ?
all of the alternatives together
post extra look-out
try to make contact with the vessel in distress
contact SAR Authorities via nearest coastal Radio station
What are the tricing pendants made for?
They prevent people from falling down if the lifeboat falls down
They automatically prevent any gap between the ship side and the lifeboat at the first stage of its launching
They prevent the lifeboat from falling down if one or both davit breaks
They prevent the lifeboat from falling down if the falls break
Your vessel has been in involved in a collision with an other vessel. As Master responsible for the ship and persons on board, what is the first step to take?
Organise someone to assess the extent of damage and the residual stability of the vessel.
Determine is there is any evidence of pollution.
Determine any injuries or deaths of persons on board
Communicate with the other ship.
A bulk carrier is loading to complete on summer draught of 10.00m when in salt water; the vessel is loading in river water; The dock water allowance is 80mm ; the maximum draught when loading is completed is??
10.80metres
10.08 metres
11.24 metres
9.92 metres
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
Signals are often used by aircraft engaged in search and rescue operations to direct ships towards a casualty. This aircraft flies across your stern, rocking his wings. What is the meaning of the signal?
The aircraft is telling me he does not understand my last message.
The assistance of your vessel is no longer required.
This is part of a sequence of manoeuvres by which the aircraft will indicate a direction for my vessel to proceed in.
The aircraft is telling me he is preparing to drop supplies or personnel in the water.
What will alarm cargo receivers to the possibility of cargo damage on a Bulk Carrier?
Commencing discharge without presentation of bills) of lading
Disallowing cargo interests on board
Commencing discharge in the absence of a cargo surveyor
The presence of hatch cover sealing tapes
What is the requirement regarding number of slop tanks on oil tankers of 70,000 tons and above delivered after 31 December 1979?
Shall be provided with at least 2 slop tanks.
Shall be provided with slop tank.
No requirement regarding number of slop tanks.
Shall be provided with sufficient number of slop tanks.
Who is responsible for maintaining the vessel's structural strenght?
The Flag State Administration
The Master
The Shipping Company and the Classification Society
The Shipyard
What diminishes the proper functioning of twistlocks?
Vertical accelerations
Continued action of longitudinal forces
Heavy rolling
Continued use with over height containers
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?
10% extra
25% extra
5% extra
50% extra
During the 5-yearly overhaul and operational test of a lifeboat on-load release gear, to what level should the gear be load tested?
0.8 times the total mass of the lifeboat when loaded with its full complement of persons, equipment and stores.
1.25 times the total mass of the lifeboat when loaded with its full complement of persons and equipment.
1.1 times the total mass of the lifeboat when loaded with its full complement of persons and equipment.
The equivalent to the total mass of the lifeboat when loaded with its full complement of persons and equipment.
Under which regulations would steel banding remaining in a cargo hold have to be discharged?
Port state regulations applicable at the port of departure
Port state regulations applicable at the port of destination
MARPOL 73/78 (Annex IV – Regulations for the prevention of pollution by sewage from ships)
MARPOL 73/78 (Annex V - Regulations for the prevention of pollution by garbage from ships)
Your vessel is equipped with fixed rotating tank-cleaning machines in every tank. You have just finished cleaning, in preparation for loading a cargo which is water-sensitive. What should you do with the machines?
It is not necessary to do anything. The amount of moisture remaining in a tank-cleaning machine could not affect the quality of the cargo in any way.
Ensure they are thoroughly drained down and blown through, using de-humidified air or nitrogen as applicable.
The nozzles and drain holes should be plugged.
They should be removed from the tank.
Generators work on the principle of electromagnetic induction. The internal e.m.f. generated in the phase windings of an a.c. generator is controlled by:
The internal volt drop and the residual magnetism.
The internal volt drop and the load current.
The diesel speed and excitation current.
The diesel speed, magnetising force and load current.
The ship is en route. When may passengers visit the bridge?
When the weather is nice and the sea is calm
Whenever they want
Passengers are not allowed to visit the bridge while the ship is en route
During daytime if the traffic is smooth
What is the main information we get from a Mollier diagram?
We get information about enthalpy, specific volume of vapour, liquid/vapour mixture, temperature of vapour when pressure is known and pressure in the cargo tank when liquid temperature is know.
We get information about enthalpy, specific volume of vapour, liquid/vapour mixture, temperature of vapour when pressure is known.
We get information about enthalpy, specific volume of the liquid and latent heat.
We get information about specific volume of vapour, liquid/vapour mixture, temperature.
You are proceeding up a river, with berths on both banks. You see this flag hoist on a vessel moored on a berth ahead. What does it mean?
My engine is disabled.
Caution! I have an anchor down.
You should proceed at slow speed when passing me.
I am about to depart the berth.
What are the responsibilities of a watch-keeping engineer?
The responsibilities of a watch-keeping engineer are to inform the Master of all events that occur duing the watch.
The responsibilities of a watch-keeping engineer are to inform the Chief Engineer of any situations that cannot be controlled during the watch
The responsibilities of a watch-keeping engineer are to by-pass, adjust and isolate all machinery under his supervision.
The responsibilities of a watch-keeping engineer are to ensure that all engine room ratings are wearing protective clothing.
In a closed loop control system the error signal is derived from which of the following?
The tolerance of the feedback sensor
The process and the feeedback sensor
The demand and the feedback signal
The process and the demand
During inspection of a cylinder liner for a large, slow speed diesel engine it is found to be worn in a cloverleaf pattern. The greatest points of wear are found to be in way of the cylinder lubricator holes. From the options given, what is the most likely cause of this type of wear pattern?
Excessive cooling of the cylinder liner at low load operation.
Fuel impingement on the liner due to faulty fuel injector nozzle.
Cylinder lubricant has too high an alkalinity for the sulphur content of the fuel.
Insufficient cylinder lubricating oil being supplied.
What is the purpose of the air distributor in a diesel engine air start system?
To ensure the air consumption from each of the main air receivers is equally distributed.
To ensure that the automatic valve in the air start system opens and closes at the correct time.
To ensure that the start air is distributed equally to the each of the engine cylinders.
To ensure the cylinder air start valves operate in the correct sequence and for the correct period.
To avoid overbunkering and oil spill, it is very important that we keep a close monitoring of the bunkering progress, and this is done by sounding and calculations, the most reliable way is:
The remote gauge system will provide us with the necessary information
Take ullage soundings in the tanks from deck
Calculate time and flow, to find out how much oil is received
A combination of ullage soundings and readings from the remote gauges
The fuel injection timing of a diesel engine is delayed causing high cylinder exhaust gas temperatures. What is the likely effect of this condition on turbocharger operation?
Continuous surging of the turbocharger
Vibration of the turbocharger.
Decreased turbocharger revolutions
Increased turbocharger revolutions
What general background colour is used on warning signs which require a specific "mandatory" action, such as one which might require the wearing of a safety harness during a particular work task?
Blue.
Red.
Yellow.
Green.
What is the traditional seaman's saying that suggests the procedure to follow when carrying provisions around the galley and storerooms and up and down stairways?
"One hand for the ship and one for yourself".
"One hand for the Captain and one for the Cook".
"One hand for the ship and one for the stores".
"Keep your hands to yourself".
On a container vessel select from the list the direction of wave encounter which is most likely to cause a parametric roll.
Head seas
On the beam.
Broad on the bow, just forward of the beam.
bow or stern quartering
For how long must you save the printouts from the ODME?
Until the end of the voyage.
3 years.
5 years.
3 months.
How can an approximate value of the initial transverse Metacentric Height (GM) be found from the Curve of Statical Stability (GZ curve)?
The value in metres from the X axis of the point where the curve changes from concave to convex shape.
Drawing a tangent to the curve through the origin and erecting a perpendicular through the angle of heel of 57.3 degrees
Drawing a tangent from the highest point of the curve to the X axis and measuring it in metres
It is impossible to establish the GM value from the curve of righting levers (GZ)
A deadweight tester is used to check and calibrate a pressure gauge. The tester consists of a hydraulic pump and a hydraulic chamber and balance weight system. After completing the calibration of the pressure gauge the hydraulic pressure should be relieved before removing the weights. Select, from the options given, the main reason for this requirement.
To protect the pressure gauge from a surge in pressure as the weights are removed.
To protect the hydraulic balance system from a pressure surge as the weights are removed.
To protect the piston in the hydraulic system from possible impact damage as it may reach the end of its stroke.
To protect the hydraulic pump from a pressure surge as the weights are removed.
On a General Cargo vessel, the placards and labels on containers and pallets containing dangerous goods (IMDG Cargo) must be marked with what information ?
IMO Class, UN Number
Number of individual pieces of cargo
UN number
Weight and volume
Ro-ro passenger ships shall either carry automatically self-righting liferafts or canopied reversible liferafts. What does it mean that a liferaft is automatically self-righting?
The liferaft will automatically turn back into an upright position when it is fully loaded with people
The liferaft will automatically turn back into an upright position when it is empty of people
It means the same as self-righting lifeboats
One person can manage to turn the liferaft back into an upright position
Which of the following conditions could be the cause of an air conditioning system evaporator icing up?
High sea water temperature..
Too low suction pressure.
Low sea water temperature.
Too high discharge pressure.
The majority of conversions adopted under the auspices of IMO fall into which of the three main categories:
don't know
Maritime Safety, Prevention of Marine pollution, Liability and compensation
Maritime Safety, STCW, Maritime Security
Safety, Terrorism, ILO
When should steel cargoes be ventilated?
When ambient air temperatures are rising
When passing from a cool to a relatively warm climate
When passing from a warm climate to a warmer climate
When ambient air temperatures are falling
When connecting the loading/discharging hoses/arms prior to cargo operations, it is quite common that a reducer is required. What is the name given to the part of the ship's pipeline onto which the reducer is fitted?
Presentation flange
Manifold valve face
Open flange
Discharge coupling
Which of the following could cause a “flareback”
opening air registers too quickly
trying to ignite burner from hot brickwork
oil pressure too high
oil temperature too high
Which function is this operational amplifier circuit performing?
Integrator
Differentiator
Non-inverting amplifier
Inverting amplifier
You are proceeding along a coastal route when you hear this signal. The visibility is severely restricted. What does the signal mean?
There is a vessel at anchor in the vicinity. She is more than 100 metres in length. She is sounding an additional warning signal to approaching vessels, directing them to "keep clear".
There is a vessel at anchor in the vicinity. She is less than 100 metres in length. She is sounding an additional warning to approaching vessels that they are "running into danger".
There is a vessel aground in the vicinity. She is more than 100 metres in length. She is sounding an additional warning to approaching vessels that they are "running into danger".
There is a vessel aground in the vicinity. She is less than 100 metres in length. She is sounding an additional warning to approaching vessels to "navigate with extreme caution".
At what temperature would you expect to carry a fully refrigerated cargo of ammonia?
- 43° C
- 23° C
- 33° C
- 53° C
A general cargo vessel is loading to summer loadline marks; where should be the final level of water ?
The top of the winter mark
The mid point between the summer and the tropical mark
The bottom of the summer loadline mark
The top of the summer loadline mark
Many modern boiler burners operate with automatic modulating combustion control? Which of the following is necessary to ensure high efficiency and low emissions throughout the load range with this type of operating control?
Shortened furnace pre-purge sequence.
Operation on distillate fuels.
High turndown ratio for the burner.
Operation with an increased amount of excess air.
What is the definition of "dew point" of a vapour mixture?
The dew point is the temperature at which the vapour begins to condense as the temperature increases.
The dew point is the temperature at which the vapour begins to condense as the temperature decreases.
The dew point is the temperature at which the liquid begins to condense as the temperature decreases.
The dew point is the temperature at which the vapour begins to evaporate as the temperature decreases.
What is the difference between an independent tank type A and independent tank type C
Independent tank type C is spherical tank
Independent tank type A is prismatic tank
There is no different on the two types
Independent tank type A need secondary barrier
Your ship is loading at a Single Point Mooring. You are the rating on duty. Which of the following areas will you monitor continuously throughout your watch?
Forcastle head / manifolds / maindeck
Pump room / engine room / Cargo Control Room
Accommodation ladder / Radio Station / Poopdeck
Bridge / Cargo Control Room / Poopdeck
Which of the valve types given in the options is most likely to be used in the cargo loading lines of a liquefied gas carrier?
Screw down non-return valves.
Self closing flap valves.
Ball or butterfly valves.
Needle valves.
Which of the following areas may be possible restricted areas? (Review all answers)
The Cargo control room
The Bridge
All alternatives
The Engine control room
What is the minimum number of independently driven fire pumps that must be provided on passenger ships of 4000 tons gross tonnage and upwards?
3
4
5
2
Why do we use stabilisers on passenger ships?
To adjust the trim of the vessel
To decrease the dynamic stability
To increase the intact stability
To decrease the rolling angle of the vessel
A conventional reefer vessel is to have its refrigerating capacity increased by fitting a 'power pack' consisting of a diesel engine and generator housed in a twenty foot container. Which of the options given would be the best location to stow the ‘power pack’?
On the main deck, close to the fresh air inlets.
On the main deck, close to the fresh air exhausts.
On the main deck, well clear of the fresh air exhausts.
On the main deck, well clear of any fresh air inlets.
On a RoRo vessel, why is it necessary to maintain safety markings/luminous paint on pillars in ro-ro decks?
To comply with the company's standing instructions
Because it is a port state control requirement
To comply with the ship's Planned Maintenance Schedule
To prevent damage during cargo operations
What is a hydraulic hand pump usually used for?
A hydraulic hand pump is usually used to slacken the windlass brake
A hydraulic hand pump is usually used in an emergency to open the hatch covers
A hydraulic hand pump is usually used to steer the ship from the Emergency position
A hydraulic hand pump is usually used to tighten G-nuts
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
On a container vessel, what additional force must be considered when planning the lashings for containers stowed at the outboard part of the deck stow.
Lack of support from adjacent columns of containers.
The effect of green seas breaking over the containers.
The effect of wind on the containers.
The greatest transverse accelerations are experienced at the outboard sides.
Which of these statements is correct with regard to the characteristics of cashew nut shell liquid?
It can be stored for prolonged periods without becoming rancid
Its carriage does not present any undue hazards or risks
It is corrosive
It is sweet and odourless
What is important to keep in mind about U-profiles that are used on pipes supports?
They should only allow movement on the lateral axis.
They must not be fastened against the pipe.
They must be made of flexible material to protect against stress.
That they should be fastened tightly around the pipe.
What is IMO's definition of liquefied gas?
All chemicals with excess pressure above 2.8 bar at +73.8 C.
All chemicals with excess pressure above 8.2 bar at +37.8 C.
All chemicals with excess pressure above 2.8 bar at +37.8 C.
All chemicals with excess pressure above 2.8 bar at +100 C.
Which mineral is essential for building and maintaining bones and teeth?
Calcium
Iodine
Iron
Copper
There are a number of liquefied gases transported by sea. What is the most common component of these liquefied gases?
A mixture of natural gas liquids (NGLs).
A mixture of chlorine and ammonia.
A mixture of hydrocarbon gases.
A mixture of non-hydrocarbon chemical gases.
What type of cargo tanks are normally used for the cargo containment system for fully pressurised and semi-pressurised liquefied gas carriers?
Independent Type A.
Membrane.
Independent Type C.
Independent Type B.
What is a Marine Evacuation System?
Liferafts supported by Fast Rescue Boats and Lifeboats
Helicopter evacuation
Assistance from other ships
Evacuation Chute(s)/Slide(s) and Liferafts
It is the Masters responsibility to ensure that
All information reagrding the onboard training is given to the ship manager
safety equipment is not used during the training
All personnel participate in the training at the same time
concerned personnel carry out the on-board traing progamme effectively
In many cases the ship's Chief Engineer can carry out survey of machinery on behalf of a Classification Society under arrangements covering Continuous Surveys. As part of this arrangement a Surveyor from the Classification Society must carry out a periodic audit of the documentation for the approved planned maintenance system and undertake a confirmatory survey of the items surveyed. What is the normal frequency for this audit?
Bi-annual.
Annual.
Every 4 years.
Every 5 years
When should the Second Officer call the Master?
The Second Officer should call the Master whenever he sights more than three ships
The Second Officer should call the Master just before breakfast
The Second Officer should call the Master thirty minutes prior to the vessel's arrival at the pilot station
The Second Officer should call the Master whenever anything unusual happens during his watch or whever he is in doubt, regarding the COLREGs
What should be done immediately after discharging is completed?
Switch off the lights and close all fire doors
Wash the car deck
Inspect ro-ro decks. Wipe up spill such as oil or water from the deck and clear up lashing equipment
Paint the lanemarks
High level and high-high level alarms must be tested at the tank for proper operation within 24 hours of the start of cargo transfer. What acceptable alternative is there to this requirement?
There is no alternative to this requirement. The test must be conducted at the tank location and the audible and visual alrams sighted. The results must be logged accordingly.
That a programme of maintenance, including selective function tests, exists within the vessel's Planned maintenance System, provided all such level alarms are tested at least once within a period of three months.
That a function test is carried out on completion of cleaning operations following discharge.
That a function test is carried out by means of an automatic self-test and circuit monitoring facility within the alarm system.
You enter a high voltage switchroom and smell rotten eggs. What may this indicate?
Problems with a vacuum circuit breaker
Arcing at badly coupled bus bars
Problems with a gas (SF6) circuit breaker
Burning of insulation
What are Primary fenders, with regard to ship-to-ship transfer operations?
Primary fenders are large fenders meant to float between vessels and absorb considerable impact
Primary fenders are tyre-type fenders kept on deck for emergency use
Primary fenders are small fenders suspended between the ships' bows or stern to protect from inadvertent angular contact
Primary fenders are fixed to the bow of an attending tug (if any)
What Class notation denotes an oil tanker, combination carrier, chemical tanker, bulk carrier or ore carrier considered suitable for sea-going service, built or accepted into class in accordance with the society's rules and regulations, maintained in good and efficient condition, having on board anchoring and mooring equipment in accordance with the rules and subject to an enhanced survey programme?
300A1ESP.
100A1ESP.
100A1IWS.
100N.
When securing cars on a RoRo vessel, what is the preferred lashing angle in any direction from the lashing point?
20 degrees
45 degrees
25 degrees
15 degrees
What additional stability information is required before a bulk carrier can load a full cargo of grain?
Grain loading conditions must be shown and the vessel is in possession of a Document of Authorization
The information is in a standard stability book should be sufficient to calculate a grain condition.
A bulk carrier cannot load a grain cargo
No additional conditions are required to be shown
Which group of dangerous goods is generally considered as being the most hazardous for marine transportation on a General Cargo Vessel?
Toxic Gases
Infectious substances
Inflammable liquids
Organic peroxides
The fire integrity of any bulkhead shall be maintained
At the openings and penetrations
Only at the continuous/solid part of the bulkhead
Don't know
Up to 5 meters above the deck level
When will a hatch pontoon’s side cleat need replacement?
When the cleat retainer is rusty
When the rubber washer is compressed and hardened
When the cleat retainer is distorted
When the cleat has sprung open at sea
What kind of cargo pumps is most common on LNG carriers?
Deepwell pumps.
Single stage deepwell pumps.
Submerges motor pumps.
Multistage deepwell pumps.
On the figure 4 possible definitions of the term "BRIDGE" are given. Which one is the correct one?
Bridge is given by B on the figure
Bridge is given by C on the figure
Bridge is given by D on the figure
Bridge is given by A on the figure
What would you do immediately if you saw oil spilling from a bunker hose during cargo operations?
Stop the bunker operation
Look up instructions in the Shipboard Oil Pollution Emergency Plan (SOPEP)
Inform the duty officer
Inform the master
You are burning garbage containing plastics. What shall you do with the ashes from the vessel's incinerator?
Discharge the ashes to a shore facility
Discharge the ashes at sea providing you are more than 25 nautical miles offshore
Discharge at sea providing you are not in any river or estuary
Nothing, ashes from any substance which is incinerated can be discharged over board
The cargo tanks of liquefied gas carriers are usually insulated. Why is it necessary to insulate these tanks?
To protect the cargo tank from collision damage.
To minimise heat transfer to the cargo and to avoid excessively low hull temperatures.
To prevent static electricity build up in the cargo tanks.
To reduce the volume of the hold space.
What does the image indicate?
The image indicates a passenger ship coming alongside
The image indicates a passenger ship moored port side alongside
The image indicates a passenger ship moored starboard side alongside
The image indicates a passenger ship letting go her mooring lines
Which of the following requirements regarding embarking, disembarking and stowage of vehicle on ferries corresponds to present regulations? (NSCL 4/11.4).
In ships where passengers and cars are using the same access (ramp/gangway) embarkation/disembarkation of passengers and cars shall not take place simultaneously.
Vehicles shall at all times be secured against shifting.
In rough weather the clearance between the cars shall be increased to 800 mm.
During crossing, ports on the car deck shall be closed and battened.
When talking about cargo operations on an oil tanker, what is "topping off"?
Commencing discharge from another tank, to retain suction, when stripping a tank
Completing the loading of a tank to the required ullage
Filling a cargo tank to its maximum level without causing an overflow
Slow pumping a cargo tank at the commencement of discharge, to achieve a safe ullage, before starting discharge from other tanks
A vessel's main propulsion system consists of a pair of medium speed diesel engines driving a single controllable pitch propeller through clutches and coupled through a reduction gearbox. What is the preferred sequence to follow when going from two engine to single engine operation? Assume engine A is to be stopped and engine B is to continue running
Stop engine A and check that clutch automatically disengages and governors for both engines operate correctly for testing purposes.
Pitch to zero thrust, disengage clutch of engine A, increase speed of engine B and propeller pitch as required. Stop engine A after a suitable cooling period.
Disengage clutch of engine A. Stop engine A after a suitable cooling period.
Pitch to zero thrust, reduce speed to idling speed, disengage clutch of engine A, increase speed of engine B and propeller pitch as required. Stop engine A after suitable cooling period.
On the figure 4 possible definitions of the term "DRAUGHT" are given. Which one is the correct one?
Draught is given by C on the figure
Draught is given by A on the figure
Draught is given by D on the figure
Draught is given by B on the figure
What class of fire involves gas?
Class D fire
Class C fire
Class A fire
Class B fire
A class "D" fire involves what type of material?
Liquids
Gases
Wood or other carbonaceous material
Metals
Ce test en ligne se compose de 90 questions aléatoires issues des tests CES 5.1 sur un sujet de votre choix.