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Maison Tests en ligne CES Oil tanker MASTER / Ch-Officer Test online CES 5.1 for MASTER / Ch-Officer, Oil tanker vessel
Tests en ligne : Test online CES 5.1 for MASTER / Ch-Officer, Oil tanker vessel
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Le test consiste en des questions aléatoires sur un sujet sélectionné.
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How should the painter of a liferaft which is fitted with a hydrostatic release, be secured to the ship?
Secured via a weak link to a secure part of a ship
Secured to the part of the hydrostatic release that is designed to break free
It should not be secured in any way
Directly to a secured point on the ship
Give the meaning of the following symbol
Survival craft distress pyrotechnic signals
Rocket parachute flares
Lifeboat hand flare
Radio signal emitting parachute flare
Which of the following names is given to the basic types of foam as far as they are differentiated according to the way bubbles are obtained:
AFFF foams
Polar foams
All answers are good
Chemical, physical or mechanical foams
*A fault in the fire detection and fire alarm systems will be indicated:
By fully automatic separate test boards where any faulty condition is initiated by audible and visual signals
By audible and visual signals at the control panel, distinct from the fire signal
By the general alarm
By the fire signal
A flame detector is activated by:
The infrared radiation and ultraviolet radiation given off by flames
The rise of the environment temperature
Smoke, gas, sparks and high temperature
The radiation of heat given off by flames
On a cargo ship, where should we find the hydrants ?
At such locations that no part of the ship normally accessible to the crew while the ship is being navigating is located more than 20 meters away from a hydrant
At such locations that at least two jets not emanating from the same hydrant may reach any part of the ship normally accessible to the crew while the ship is being navigating, each of these jets coming from a single length of hose.
At such locations that no part of the ship normally accessible to the crew while the ship is being navigating is located more than 40 meters away from a hydrant
At such locations that at least two jets not emanating from the same hydrant may reach any part of the ship normally accessible to the crew while the ship is being navigating, one of these jets coming from a single length of hose (the other jet may come from a connection of several lengths of hoses)
*As far as human factor is concerned, which of the following actions should be considered as an efficient one?
To establish inner rules to perform works of a special risk
To train the fire brigade
To equip them with better communication systems
All the answers are good
What is the main advantage of a Positive Pressure Breathing apparatus?
The positive pressure makes it easier to breath when working hard.
It is less complicated and cheaper than the demand type BA set.
It ensures a constant supply of air.
If the face mask has a leak toxic fumes/smoke would still not enter the mask.
In pumprooms and pipe tunnels "flameproof" electric light fittings are generally fitted. This means that:
Gas may enter, but even if an explosion takes place the fittings is so strong that the explosion will be contained within it and will not be blow out?
Even if fire occurs, it will not consume the fitting?
The electrical supply will disconnect automatically in cases of fire?
The fitting is completely gastight and no gas can enter into contact with the bulb and electric connections?
*Which of the following spaces may be protected by a fixed high expansion foam fire-extinguishing system?
Machinery spaces of category A-
Cargo pump room of tankers
Ro-ro cargo spaces capable of being sealed, if it is deemed that it gives an equivalent protection as the one that should be achieved by a fixed CO2 system
All the spaces mentioned
Fuel oil from a leaking fuel pipe has been collected in a drip tray under the boiler furnace. The oil is suddenly ignited by a backflash from the boiler burner. You are in the boiler room and you may chose among various extinguishers. Which one can you use?
Water extinguish
Powder extinguisher
Any of the mentioned extinguishers
CO2 extinguisher
Inmarsat Telex Service code ‘31’ can be used:
to ask for ‘maritime inquiries
when the coast-station is disfunctional
when technical problems are experienced with the Inmarsat terminal
Don't know
When a satellite receives a “distress alert” from a Cospas-Sarsat EPIRB, the relay of the “distress alert” can be delayed because the satellite cannot immediately contact a:
LES before the satellite is actually seen by this ground station
Don't know
LUT before the satellite is actually seen by this ground station
NCS before the satellite is actually seen by this ground station
How will you treat a seasick person?
Encourage him to drink a lot of lukewarm sea water.
Leave him in bed or request him to have some fresh air.
Force him to eat any kind of fat food.
Make him swallow seasick pills until he stops vomiting.
After checked for open airway, given the first two inflations and checked the pulse to make sure that the heart is beating, what is the rate of inflations given until natural breathing is restored ?
12 - 16 times per minute
10 - 12 times per minute
Doesn't matter how many times
25 - 27 times per minute
Give the meaning of the following symbol
A class division
Secondary means of escape
Primary means of escape
Main vertical
Give the meaning of the following symbol
Hose box
Remote controlled fire pumps
Foam release station
Powder handgun
Your ship is going full ahead as you start to slow down. Where is the position of the "pivot point" now? No wind, current.
The "pivot point" will move to the stern
Same position as when the ship is on full ahead
It will move aft as the ship slows down
It will move to the side of the center line
What will the stopping distance of your ship be when proceeding with 5 knots and reversing to full astern?
The sea-trial tests may tell me, or else I can do a test myself to find out
The stopping distance is the same for all initial speeds
5 ship lengths
1500m
Your vessel is moving in Panama Canal waters. When must a crew man capable of and ready to operate the anchors be on the forecastle?
When passing through the Gatun Lake
When passing through Gaillard cut
When anchoring in Gatun Lake only
When a Panama Canal pilot is onboard
While navigating using a paper chart marked WGS84 the OOW plots the ships position by four different methods and they all give slightly different positions. Which of the following would be considered the most accurate.
Radar ranges from two radar destinctive headlands
GPS set on WGS84 datum
Bearing and distance from a navigation buoy close to the vessel
Gyro compass bearings from two lighthouses
On which channel a ship must maintain a continuous watch when sailing in area A1?
13
2187.5
70
16
" On area A1 the function "" Reception of shore to ship distress alerts"" is mainly based on:"
the use of VHF DSC
the use of SART transponders
the use of SARSAT COSPAS Epirbs
the use of MF DSC
Which one of the listed requirements regarding radiotelegraph stations do not correspond to present regulations?A radiotelegraph station shall be provided with:
a reliable clock with a dial not less than 12,5 cm diameter, and marked to indicate silence periods
spare parts, tools and testing equipment
direct access to the navigating bridge
either an electric inspection lamp or a flashlight
If messages are received which aren’t intended for own ship:
They must only be passed to the master
They must be forwarded to the company
They must be noted in the radio log book
They must not be used for any purpose
By wave length is understood:
the distance travelled by a radio vibration in a period
the propagation speed of a radio vibration in free space
the propagation direction of a radio vibration
Don't know
The propagation of radio-signals in the VHF-band is:
dependent on the power emitted and the temperature of the atmosphere
dependent on the hour of transmission (day or night)
Don't know
almost rectilinear
A VHF transmission range is mainly restricted by:
the length of the aerial
the curvature of the surface of the earth
reflection by the ionosphere
Don't know
1MHz is equivalent to :
10 000 000 Hz
100 000 Hz
1000 000 Hz
10 000 Hz
How many maintenance methods must be provided by ships sailing in area A3 and A4
2
1
4
3
Which of the following duties shall be included in the "muster list" as being assigned to crewmembers in relation to passengers ?
ensuring that extra food and water is taken to the survival craft
clearing the escape routes
assembling passengers at muster station
ensuring that every passenger is provided with an immersion suit or a thermal protective aid
What is the general emergency alarm signal to be sounded by the ship's whistle and alarm bells in case of an emergency situation?
Seven short blasts followed by one prolonged blast
Continuos sounding by whistle and alarm bells
Series of long blasts
Series of short blasts
Give the meaning of the following symbol:
immersion suit
lifejacket
child's lifejacket
waterproof protection
Which of the following features is required for an anti-exposure suit ?
is fitted with a light and a whistle
is marked with the name of the vessel to which the appliance belongs
can be continously worn without impeding every duties to be performed by the wearer when in normal watch on the bridge
is made of such a material that it cannot be torn
Which item among those below is included in the normal equipment of every lifeboat ?
two buoyant smoke signals
sea-charts and navigating equipment
one life-jacket for each person
an EPIRB
How should the painter of a liferaft which is fitted with a hydrostatic release be secured to the ship?
Secured via a weak link to a secure part of the ship
Secured to the part of the hydrostatic release that is designed to break free
It should not be secured in any way
Directly to a secure point on the ship
*Which of following items shall be included in an abandon ship drill?
Checking the lifeboat provisions and supplies
Checking the distress signal rockets and other distress signals
Checking passenger's immersion suits
operation of davits used for launching liferafts
What is a contingency plan for ships?
Plan for safety preparedness
Plan for maintenance and repair
Loading plan for general cargo
Plan for next voyage
What is the purpose of explosimeters?
Measure the amount of explosive gases in % of LEL.
Measure electric charging in the atmosphere.
Check how much time you have before an explosion.
Check the power of the explosions in a combustion engine.
If you are going aloft in a bosun's chair what kind of hook would you use to hook the chair to the rope?
I would refuse going aloft
A stainless steel butcher's hook that is designed to take the load
Any old hook would do
An approved hook with a locking device
You are in an area of restricted visibility and hear this signal. It is repeated at two minute intervals. What does it indicate?
That there are two more vessels nearby.
That there is another vessel in the vicinity and that she has just altered course to port.
That there is another vessel nearby, that she is underway, but stopped and making no way through the water.
That there is another vessel nearby, but that she is at anchor.
What is characteristic of titanium, magnesium and lithium catching fire?
There is always risk of explosion
These fires are self-extinguishing
These fires can only be extinguished using water
Due to chemical reactions these cargoes will continue to burn
On what design temperature do we need full secondarry barrier
When the design temperature is below –55oC
Only if the cargo tanks are loaded
When the design temperature is below –55oC and the tank is not independent type B or C, we must have full secondary barrier
When we are carrying cargo on less than –10oC
Some 4-stroke engines are fitted with a rotorcap on the cylinder head valves. For what reason?
Rotate the inlet valve during operation.
To prevent the valve spindel to stick..
Distribute the exhaust gas or the air inlet better to improve combustion.
Improve the scaling surface function, increase the service time of the exhaust valve in the engine.
Which of the following is not a principle of heat transfer utilised in a boiler?
Ionisation.
Conduction.
Convection.
Radiation.
Boiler water tests on a low pressure steam boiler show the chloride content to be 50 ppm. What action should be taken if any?
Blow down the boiler and reduce the dosage of treatment chemicals.
Shut down the boiler and drain the water out before filling with fresh feed water.
No action is necessary.
Increase the dosage of treatment chemicals.dosage.
On the figure 4 possible definitions of the term "BOLLARD" are given. Which one is the correct one?
Bollard is given by C on the figure
Bollard is given by D on the figure
Bollard is given by A on the figure
Bollard is given by B on the figure
What is the requirement with regard to Familiarisation on board?
During the first tenure, seafarers are responsible for asking at least a 100 questions to the Safety Officer.
Seafarers on board passenger vessels must as soon as possible learn the names of all persons working in the same department in order to ensure efficient daily operation.
Seafarers shall be familiarized with all life saving appliances and emergency exits in case any emergency situation occurs. It takes normally an hour to complete the Safety Familiarisation. The safety Officer is responsible.
Seafarers, on being assigned to any ship, shall be familiarized with their specific duties and with all ship arrangements, installations, equipment, procedures and ship characteristics that are relevant to their routine or emergency duties.
A steward reaches into a sink filled with soapy water to remove the plug. He cuts his hand on a carving knife lying in the bottom. What policy will best eliminate the chance of this kind of accident happening again while still maintaining hygiene standards?
Everymember of the galley staff is made responsible for washing their own knives.
Heavy duty gloves are to be worn when working at the sink.
Detergent shall not be used if knives are to be washed.
There is a dedicated sink for washing knives.
When discussing oil tanker design, what do the letters "VLCC" stand for?
Variable Level Cargo Container
Very Large Crude Carrier
Virtual Loss (of) Cargo Capacity
Very Large Combination Carrier
How would pirates attacking a ship be communicated to another ship?
"My ship is under attack by pirates"
"My ship was under attack by pirates"
"My ship has pirates"
"My ship will be under attack by pirates"
Before leaving the machinery spaces of a UMS vessel after routine watchkeeping rounds in the evening, the duty engineer inspects the doors to Fuel Oil Treatment rooms which are covered by a fixed fire fighting installation. For what purpose does he do this?
Remove the auto closing device so they remain in whatever position they were.
To tie them open with a rope to prevent the heat from building up inside, and making it uncomfortable to work.
To make sure that they are properly closed with the self closing device so that any fire is contained and the extinguishing medium can be released without delay.
Wedge them open with an arrangement which allows them to be closed quickly in the event of a fire.quickly.
Parallel sweep search in a co-ordinated manner is achieved when?
All facilities proceed with minimum safe speed
All facilities proceed with same speed
All facilities proceed with maximum safe speed
All facilities proceed with different speed
What would you do before giving a boiler a “bottom blow”
Increase the oil temperature
Drop the water level a couple of inches below normal
Increase the oil pressure
Raise the water level a couple of inches above normal
If a cargo is heated, which of the following happens?
Its weight does not change, but its volume increases - it expands.
Its volume does not change, but its weight decreases - it gets lighter.
Its weight does not change, but its volume decreases - it contracts.
Its volume does not change, but its weight increases - it gets heavier.
On a RoRo vessel, what additional securing arrangements should be used when loading a vehicle on an incline or fixed Ramp
Double the normal lashings should be used
None
The Vehicle should also be chocked under its wheels
From the options given, choose the one most likely to result in a high exhaust gas temperature in one cylinder of a diesel engine.
The inlet and exhaust valve tappet clearance is incorrect.
Fuel injection valve opening pressure set too high.
Faulty turbo charger.
Clogged nozzle holes in the fuel injection valve.
On a RoRo vessel, why should there be no more than two lashings secured to any one point on a ro-ro unit?
Because the vehicle securing point is likely to break in heavy weather
Because the vehicle itself is likely to tip over during heavy weather
Because the securing forces will not be evenly distributed
When you are calibrating an instrument what is the most common second step in the procedure (consult the manual)
Adjustment of span
justment of Zero-point
Adjustment of range
Check linearity
If a patient is bleeding from nose
Put a piece of swab or gauze in the nose
Let the blood stop by itself
Pinch soft part of the nose for 10 minutes while keeping the head forward over a basin
Ask the patient to lie flat on the floor
What is a "consignee"?
Any person or company which seeks to transport a consignment of cargo by sea.
Any person, organization or government that prepares a consignment for shipment.
Any person, organization or government entitles to take delivery of a consignment.
Any person or company responsible for the operation of a vessel which carries a consignment as freight.
What is the maximum stowage height for containers on deck of a General Cargo Vessel, if the vessel is not specifically designed for the carriage of containers?
The maximum height is two containers
There is no limit apart from point load limitations
The maximum height is one container
Containers must not be carried on deck
A ro-ro unit weighing 2mt is to be loaded in the fore and aft direction and lashed by belts of SWL 0.6mt. How many lashing belts should be used to secure the unit?
4
6
8
10
What is the full title of the IMO code which applies to all gas carriers built after 1986?
The International Code for Ships Carrying Liquefied Gases in Bulk (the IGC code)
The Code for the Construction and Equipment of Ships Carrying Liquefied Gases in Bulk (the GC Code)
The Code for Existing Ships Carrying Liquefied Gases in Bulk (the Existing Ship Code)
The International Code for the Construction and Equipment of Ships Carrying Liquefied Gases in Bulk (the IGC Code)
The best way to prevent stowaways from boarding your ship is to:
"Conduct routine, but irregular searches of the ship."
Search the ship when you arrive at port and again just after leaving.
Conduct a Nominated Officers search.
"Seal spaces that are not in use while in port, and perform a search of the ship before leaving."
Where shall you be able to activate the ship security alert system on board ro-ro passenger ships?
Navigation bridge
Captain's- and Chief Officer's office
Captain's office
From the navigation bridge and in at least one other location
What indicates the correct weight of a wrongly declared container?
The container CSC plate
The ship’s loading computer
Strain gauges fitted to the shore gantry cranes
The tare weight stamped on the container
Master of every ship must provide:
Facilities to conduct training whenever required by the training officer
Proper rest to the crew after each training programme
the training during crews working hours only
A link between the shipboard training officer and the company training officer ashore
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
On the figure 4 possible definitions of the term "ASTERN" are shown. Which one is the correct one?
Astern is defined as B on the figure
Astern is defined as D on the figure
Astern is defined as C on the figure
Astern is defined as A on the figure
Which of these steps (in shut-down procedure) shall be executed last?
Shut down of inert gas blower
Close the gas pressure control valve
Close the flue gas uptake
Open ventilation valve to atmosphere
What is meant by the term "certified gas free"?
A tank, compartment or ISO-container that has been tested and produced a negative result when tested for Hydrogen Sulphide and has then been closed until required for entry.
A tank,compartment or container that has been tested by an authorised person using an approved testing device and found to contain an adequate level of oxygen and free from toxic or flammable gases and for which a certificate authorising entry has been issued.
A cargo tank that has been tested by a ship's officer using a testing device that is in regular use and found to contain above 17.5% oxygen by volume and where a tank entry label is displayed in the vicinity of the tank lid.
A tank, compartment or container that has been tested for oxygen content by a certified shore chemist.
During maintenance work on a main diesel engine the fuel injection valve is found to be jammed in the pocket in the cylinder cover. Which of the procedures given in the options should be followed in order to complete the work?
With the fuel injection valve retaining nuts removed admit compressed air into the engine cylinder to try and blow the injection valve out of the pocket.
Replace the complete cylinder cover with a spare unit and land the cover with the jammed valve ashore for repair in a specialist workshop.
Remove the cylinder cover and try and drive the injection valve out of the pocket from the underside with a hammer and punch.
Wedge a bar between the piston top and the bottom of the injector and use the turning gear to force the injection valve out.
The centre cargo tanks on your ship are made of stainless steel, while the wing tanks are made of mild steel with a zinc coating. Your ship is to load some Sulphuric Acid. Which tanks will it be loaded in?
It can not be loaded into any of the tanks on the ship.
Only the stainless steel centre tanks.
Only the zinc coated wing tanks.
Both the stainless steel centre tanks and the zinc coated wing tanks.
Which of the following is an artificial sweetener?
Caterin
Sugarin
Nutralin
Saccharin
Why are zinc anodes sometimes fitted to heat exchangers in seawater cooling systems?
To prevent fouling of the system.
To prevent scale formation in the system.
To prevent marine growth in the system.
To prevent corrosion of the metals used in the system.
In which part of the oceans and in what season is Parametric Rolling likely to be experienced?
North Pacific winter
North Atlantic winter
Around South Africa at any time of year
North Pacific summer
Which is the "STARBOARD QUARTER", in the figure?
The Starboard quarter is C, in the figure
The Starboard quarter is B, in the figure
The Starboard quarter is A, in the figure
The Starboard quarter is D, in the figure
Witch statement about fire doors is true?
Should be kept closed at all time.
Should be kept open at all time.
When closed during an emergency, passengers may get hit and injured.
Fire doors have no specific function.
Furniture in stairways and corridors shall be kept to a minimum on board passenger ships, why?
Escape routes must be clear of obstructions and also due to fire protection
It is not allowed to sit in stairways and corridors
Due to fire protection
Passengers will most probably sleep in stairways and corridors if they are furnished
Which electronic component or system of components is this graphical symbol illustrating:
3-phase sine-wave generator
Bandpass filter
Transformer with ferromagnetic core
Electric heater
A compressed air supply system has two automatically controlled air compressors. When demand is high both compressors are needed to meet the delivery requirements. What is the best method for controlling the compressors to meet a varying, but intermittent demand?
Start and stop of the compressors controlled by timer switches.
Continuous running of both compressors and the use of unloading devices.
One compressor running continuously with the other on standby.
Sequential start initiated by pressure switches set at different switching pressures.
After a discharge of a cargo of bananas there are a large number of cartons of condemned fruit left on deck. The vessel is not in a special area and is more than 100 miles from land. Select from the options given the most appropriate action to take to dispose of the condemned fruit.
Keep the fruit onboard for crew consumption.
Keep the condemned cargo onboard until it can be landed at a suitable reception facility.
Remove and retain any plastic packaging before dumping the condemned cargo overboard.
Dump the entire condemned cargo, including packaging, overboard and make a note in the Garbage Disposal Log
What means of communication shall be provided to each member of the fire patrol?
Telephones in public spaces
Emergency telephones and Public Address system
A two-way portable radio
A mobile telephone
Why should trousers worn in the galley be full length, but loose fitting?
Because ventilation will lessen the chance of cramp in the lower legs.
Because keeping the lower legs uncovered will lessen the chance of heat rash.
To lessen the chance of scalding, if a hot liquid is spilled.
Because it is the style adopted by all marine cooks.
On a Container vessel, what is the function of a raised deck socket?
To house base twistlocks or stacking cones
To house stacking cones
To secure turnbuckles
To house base twistlocks
How are cargo holds, below the freeboard decks car carriers, segregated?
By gas-tight doors
By weather-tight doors
By water-tight doors
By air-tight doors
During air venting/gas freeing of tanks the blowers use air from?
The engine room
The scrubber
The ventilation line
The blower air inlet
What is the cargo owners' main issue by requesting tankers to exercise COW?
To maximize discharge outturn?
Provide effective sludge control?
Reduce amount of oil in ballast?
To minimize the water washing of cargo tanks?
What is most important for the personnel on duty to supervise during a discharging operation including crude oil washing?
Have a check every 30 minutes.
Check once during every watch.
Act according to the check list “during crude oil washing”.
Nothing in particular.
Ce test en ligne se compose de 90 questions aléatoires issues des tests CES 5.1 sur un sujet de votre choix.