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Главная Онлайн-тесты CES Oil tanker MASTER / Ch-Officer Онлайн-тест CES 5.1 для MASTER / Ch-Officer, Oil tanker vessel
Онлайн-тестирование: Онлайн-тест CES 5.1 для MASTER / Ch-Officer, Oil tanker vessel
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Тест состоит из случайных вопросов по выбранной теме.
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GMDSS regulations require that vessels carry two-way VHF for survival craft. How many are required, and when do the regulations apply?
One per lifeboat and one spare from August 1993
None at present. 3 sets on all ships from August 1995
3 sets. New-builds from February 1992, other vessels from February 1995
3 sets. All vessels from August 1993
A safety valve is sufficient to prevent a BLEVE.
Wrong: it depends on the product
Wrong in all cases
Wrong, if the valve is wrongly set
Right in all cases
Among the additives used to improve the effectiveness of water in the fight against fire there are the moisturing ones. What is the task they perform?
They reduce the surface tension of water
They protect the fuel with a thin covering that holds up the ignition
They increase the viscosity of water
They protect the fuel with a thin covering that holds up the ignition and they increase the viscosity of water
*On a cargo ship, what is the requirement for the ventilation ducts more than 2 metres long ?
They must be fabricated of fire-resistant material
They must be fabricated of non-combustible material
They must have lining of non-combustible insulating material
They must be isolated from any combustible material
*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
*In addition to personal equipment a complete set of fireman's outfit also comprises a breathing apparatus and a fireproof lifeline. How many complete sets of fireman's outfit is to be carried by all ships?
At least three sets or more depending on the type and the size of the vessel
At least four sets or more depending on the type and the size of the vessel
Two sets or more depending on the type and the size of the vessel
At least one set or more depending on the type and the size of the vessel
*Besides the official language of registration, what language is used in the fire control plans and booklets?
English or French
English or German
Spanish
German
As a fire fighter, what should you always consider when fighting a fire in a confined space?
The confined space can be considered to have one side only as heat always rises
The confined space has only five sides
The confined space always has six sides
The confined space has only four sides
You wish to send a message via an Inmarsat-C installation to an Inmarsat-A telex installation. The message is composed in ‘ASCII’. The message can be sent:
as a telex
can not be sent
as a fax
Don't know
Who is responsible for the vessel's radio station and mandatory radio routines?
The master.
Statutory authorities.
The owners.
The radio officer.
What is STCW in the STCW Code an abbreviation for?
Standard for Training, Certification and Watch regulations
Safe Training, Certification and Work practice
Standard Trained, Certified, Watch keeping
Seafarer's Training, Certification and Watch keeping
Chemical burns in eyes or on the skin can cause severe damage. Some chemicals may be absorbed through the skin and cause widespread and sometimes fatal damage within the body. What is the first main treatment if someone is a victim of chemical burns?
Break possible blisters around the eye and mouth.
Apply lotions, ointments to the affected area ASAP.
The casualty may be free to both rub the eye and the affected area.
Remove any contaminated clothing and flood the affected area with slowly running water. Make sure that the contaminated water drains away freely and safely.
Your vessel has been involved in a collision, which has resulted in a heavy oil leakage. Who should be called to handle pollution claims and damages?
Flag state representative.
The Classification Society's representative.
The Leading Hull Underwriter's nearest Average Agent.
The P & I Club's nearest representative.
MARPOL 73/78 - Annex V. Disposal of garbage outside "Special Areas". After unpacking spares, you are left with a limited amount of packing materials. What will be the nearest distance to land for disposal into the sea of this materials?
50 miles
25 miles
3 miles
12 miles
Which of the following requirements regarding on board stability data corresponds to present regulations? (NSCL 4/12.1)
Drawings and caculations documenting the stability of the ship, both in intact and all possible damage condition.
A calculation example showing the use of "KG" limitation curves.
A calculation example showing use of "GM" limitation curves.
Stability data produced by stability calculation instruments.
Which of the following requirements to ships stability for normal operation corresponds to present regulations? (NSCL 4/12.2)
Centre of gravity shall be calculated with an accurancy better than 5 percent.
The ship is loaded in such a manner that adequate stability is achieved in all loading condition.
I waters with the danger of icing, loading of deck cargo must be approved by competent authority.
Unless othereays stated in the approved stability calculation, the total weight of the deck cargo shall not exeed 50 metric tons.
How can a new officer, just boarding a ship, ensure that he knows the location and operation of all navigational and safety equipment and take account of the operating limitations of such equipment?
By using the equipment on regular watchkeeping duties
By following the standard company Induction procedures for a bridge watchkeeping officer
By asking other officers and practicing with the use of the equipment
The certificate of competency will ensure the officer has suitable competence in operating the bridge equipment
You are the master onboard at VLCC of 280.000 tdw, and have received a telex from the Cargo Terminal asking if your SPM-moorings are according to the OCIMF standard. What fittings must you have to comply?
One tongue-type/hinged bowstopper with centre bow closed fairlead. Capacity 200 tons.
Two tongue-type/hinged bowstoppers with one centre closed fairlead. Capacity 200 tons.
Two tongue-type/hinged bowstoppers with separate closed fairleads. Capacity 200 tons.
One Smith type bracket with centre bow fairlead. Capacity 150 tons.
The rudder is hard over, full ahead in deep water. How much lift force remains when the engine is stopped?
About 20 %
About 50 %
About 5 %
About 80 %
In maritime radio traffic sea area A2 is considered a sea area:
Don't know
with the exception of sea area A1 where communication is possible with at least one coast radio station MF telephony and continuous DSC alerting is possible
where reliable radio communication can be established with the use of a DSC on the MF frequency of 2187.5 kHz with one or more coast stations
of appr. 200 Nm offshore within the radio range of the radiotelephony distress frequency 2182 kHz
" On area A3 the function "" Transmission and reception of signals for locating "" is mainly based on:"
the use of SART transponders
the use of MF DSC
the use of HF DSC
the use of SARSAT COSPAS Epirbs
The nationality of a ship can be determined by means of:
MMSI
Call sign
AAIC
Ships name, followed by the AAIC
Which class of emission is used for VHF DSC transmissions ?
G2B
H3E
J3E
F1B
Define the class of emission F3E :
Radiotelex and DSC - Phase modulation
Radiotelephony - Frequency modulation
Radiotelex and DSC - Frequency shift keying of sub-carrier with error correction
Radiotelephony - Single sideband suppressed carrier
On which frequency a ship must maintain a continuous watch when sailing in area A2?
4207.5 kHz
2182 kHz
8414.5 kHz
2187,5 kHz
The muster list must be prepared:
at least 2 hours before the ship proceeds to sea
at least 1 hour before the ship proceeds to sea
At any moment before the ship proceeds to sea
at least 2 hours after the ship has proceeded to sea
A person wearing an adult lifejacket shall be able:
to swim a short distance through the water and board a survival craft
to dive half a meter under the water surface
to jump from any height into the water without being injured or damaging the lifejacket
to swim half a mile distance and board a survival craft
A person wearing an anti-exposure suit shall be able to:
jump from a height equal to that of the stowage of liferafts arranged to be thrown overboard
don and remove the suit in the water in no more than 5min. if it impairs ability to swim
dive into the water to the maximum draft of craft that the ship is provided with
perform all duties associated with abandonment, assist others and operate a rescue boat
What equipment and accessories are provided in a liferaft to help you keep warm in cold weather ?
thermal protective aids for each person
the floor of the raft has a second layer which can be inflated to help insulation, in addition to the thermal protective aids (10% of complement, minimum 2)
two life jackets and two thermal protective aids
two immersion suits and the floor of the raft which has a second layer which can be inflated to give additional insulation from the cold water
Which one of the listed requirements regarding hydrostatic release unit for float free arrangements for liferafts does not correspond to present regulations? Hydrostatic release units shall:
be constructed of compatible material to prevent malfunction
be permanently marked with type and serial number
be constructed as to prevent release by seas washing over the unit
be provided with a painter system with a breaking strength of not more than 2.2 kN
Which one of the listed requirements regarding equipment for inflatable liferafts do not correspond to present regulations? The inflatable liferaft shall be fitted with:
one repair outfit for repairing punctures in buoyancy compartments
a buoyant lifeline bucketed around the outside of the liferaft
one topping-up pump or bellows
a manually controlled lamp inside the raft
If conditions permit, which is the best way to board a liferaft which is floating close to the ship?
Jump into the water close to the raft, without a lifejacket, as this will make it easier to swim and board the liferaft
Jump onto the raft itself
Wearing a lifejacket, jump into the water close to the raft and then swim to it
Use a rope ladder close to the raft to climb down and board
What is the meaning of this symbol ?
Release falls
Start air supply
Fasten seat belts
Secure hatches
Breathing apparatuses is an important piece of equipment for being able to fight a fire onboard a vessel. What routine precautions to be observed with regard to use and maintenance of such equipment?
That personnel having a beard are not selected as smoke divers.
All the mentioned alternatives.
That the equipment always to be kept cleaned,checked and bottles are recharged immediately upon use, and frequently inspected.
That personnel that are appointed as smoke divers, primarily are given a shore based proper basic education and training.
What is the minimum distance between the helmet and the head of the wearer supposed to be?
1cm
3 cm
7,5 cm
No minimum distance.
Chemical tankers are built with either "gravity" or "pressure" type cargo tanks. A "gravity" tank is one having a design pressure at the top of the tank of:
0.1 bar?
2.7 bar?
1.7 bar?
0.7 bar?
Cross-flooding fittings shall be operable from:
The engine room
The section where the unsymmetrical flooding occurs
Above the bulkhead deck
The bridge
At what number of crew members is it mandatory to have an Working Environment Committee on board?
Minimum four crew members.
Not mandatory.
Minimum eight crew members.
Minimum twelve crew members.
Why are Chromate Based Cooling Water Treatments not allowed when the system is connected to a fresh water generator?
It increases the chloride level.
It could poison the fresh water if leakage occurs.
Chromate Based Cooling Water Treatments are not allowed in any cooling water system.
It reacts with metals used in the fresh water generator.
What basic information do we get from the pump's flow-head curve?
We get information about the NPSH.
We get information about the pump-s lifting height and liquid flow.
We get information about the pump-s back pressure.
We get information about the pump-s suction head.
Where can the size of the Magnetic Compass Error be found?
By taking a transit bearing of two fixed geographical positions and comparing it with the bearing of the same points on the chart
On the chart in the centre of the compass rose or by reference to the Variation chart, taking into account the annual changes
By reference to the last entry in the Compass Error Log Book
By taking the error from the Deviation Table on the bridge
For transporting a casualty with a fracture; If a Neil-Robertson stretcher is not available:
Wait for the Neil-Robertson strecher to arrive
A wide wooden board may be used
One person should lift the casualty using Fire-mans lift
Two persons should lift the casualty with great care
What should not be done when a container of liquid ammonia is on fire?
Restrict ventilation
Cool the container with water
Use a dry chemical fire extinguisher or carbon dioxide gas
Use self-contained breathing apparatus
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.
Severe piston ring and liner wear are experienced in two cylinders of a medium speed diesel engine shortly after a complete overhaul of all of the cylinders of the engine. The engine is fitted throughout with chrome plated cylinder liners. Which of the given options is the most likely cause of the excessive wear in the two cylinders?
The oil control rings have been fitted upside down in the two cylinders.
Chrome plated piston rings have been mistakenly fitted to the two cylinders.
Cast iron piston rings have been mistakenly fitted to the two cylinders.
The running in period for the engine was too short.
On a General Cargo Vessel, what must be done if a crane or derrick block sheave is found to be worn?
No action needs to be taken
Inform Chief Officer and prepare to change block if required
Block changed at next thorough inspection
Monitor condition of block regularly
During maintenance work in the engine room or on deck it is often necessary to work aloft (work at a height above the plates or the deck). When working aloft onboard the ship what is the most important safety precaution that should be taken?
Lash the bottom of the ladder to a fixed point.
Wear a safety helmet and goggles.
Keep all the tools required for the work in a bucket.
Wear a safety harnes securely attached to ship's structure.
The stowage factor of a consignment of car parts is given by shippers as 3.00 cubic metres/metric tonne; what space will be required to load 100 tonnes of this type of cargo on a General Cargo Vessel?
3.00 cubic metres
30 tonnes
30 cubic metres
300 cubic metres
Telephones are being used to communicate between personnel onboard and ashore during a bunkering operation. What instruction would you give to ship personnel regarding action to take in the event of failure of the telephone communication during the operation?
Use a crewmember as a messenger between personnel involved in the operation.
Slow down the bunkering rate until alternative reliable communications are established.
Stop the bunkering until alternative reliable communications are established
Call the electrician, and get him to repair the telephone while the bunkering operation continues.
A vessel is carrying a refrigerated cargo under controlled atmosphere (CA). From the options given select the most appropriate degree of opening of the air change vents while operating under CA.
50%
100%
0%
25%
The primary and secondary insulation spaces of each LNG cargo tank are provided with pressure relief valves. What is the normal set point of the relief valves for these spaces?
20 mbar.
15 mbar.
10 mbar.
5 mbar.
What is the correct understanding of the term "boat drill"?
The opportunity for all on board to launch the boats and abandon ship.
A demonstration for the people on board to understand how a lifeboat can be used to abandon ship
Practical exercise for the people on board to practice their duties and be prepared in the case of an emergency abandon ship.
A presentation by the Master on what he would expect from all on board in the case of an emergency.
What is the definition of DEAD BAND?
The largest difference in the output signal for the same change in the input signal.
The change needed in the input signal to produce a change in the output signal.
The change in the output signal produced by a certain change in the input signal.
A missing electrical signal.
On a container vessel, a number of twistlocks have been identified as suffering wear down. Choose the most appropriate way of dealing with these twistlocks.
Spare parts should be ordered and used to replace the worn down parts of the twistlocks.
The twistlocks should be isolated from use and disposed of appropriately.
The twistlocks should be removed to the ships workshop where the wear down can be built up with weld material.
The twistlocks should be landed ashore for repair at an approved workshop.
What is meant by dynamic amplifying
Amplitude of input signal divided by amplitude of output signal
Amplitude of output signal divided by amplitude of input signal
Variable amplifying
Corresponding change in signals
The pumping and piping arrangement for a chemical tanker constructed after 1st January 2007 and carrying substances of categories "X", "Y" or "Z" must ensure that the maximum quantity of residues retained in a cargo tank and its associated piping must not exceed which of the following amounts?
300 litres.
100 litres.
75 litres.
10 litres.
Which of the following contain gluten?
Cornstarch (maizena)
Barley meal
Potato flour
White flour
Is it required to have supplementary emergency lighting on board ro-ro ships?
No, reflective marking indicates the escape routes
No, portable battery operated lamps shall be provided in alleyways and public spaces
Yes, all passenger public spaces and alleyways shall be provided with supplementary electric lighting
No, passengers should bring their own flashlights
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.
Most fuel oil separtors working on the centrifuge principle have an automatic start up and sludging facility. Which of the following actions would you expect to occur first during the start up sequence?
Sealing water supplied to bowl to prevent carry over.
Operating water drained from bowl to open it.
Operating water supplied to bowl to close it
Fuel oil supplied to bowl to fill it.
Where shall you be able to activate the ship security alert system on board passenger ships?
Captain's office
Navigation bridge
From the navigation bridge and in at least one other location
Captain's- and Chief Officer's office
How many lifejackets are required in a passenger cabin?
Twice the number of beds in the cabin
At least 2
None, they will be handed out at the muster station
Same number as beds in the cabin
Many reefer vessels are fitted with controlled atmosphere systems (CA). There are a number of different systems available but generally they all work by introducing nitrogen into the cargo space. Select, from the options given, the main reason why nitrogen is generally the gas chosen for controlling the atmosphere in the cargo spaces of a reefer vessel.
Nitrogen is inert and there is no risk of creating a flammable mixture in the cargo space.
Nitrogen remains as a gas at all temperatures used in refrigerated transport.
Nitrogen displaces the oxygen in the cargo space and allows the respiration of the fruit to be controlled.
Nitrogen is the most plentiful gas available.
What is the direction of wind associated with an anticyclone (area of high pressure) in the Northern Hemisphere?
Clockwise around the high pressure
Straight towards the centre of the anticyclone
Directly away from the centre of the anticyclone towards the nearest Low pressure.
Anticlockwise around the high pressure
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.
Electric ozone generators are sometimes used to remove residual odours from refrigerated cargo spaces. Which of the options given is the additional action required to ensure the operation is successful?
The cargo space should be cooled down using the refrigeration plant.
The cargo space should be fumigated.
The fans should be run continuously in the cargo space.
The source of the odour must be located and removed.
Which of these types of information is considered sensitive?
Ship schematics and HR policies.
Planned maintenance schedule and emergency response procedures.
Voyage itinerary and departure and arrival times.
Way points and training records.
On a Container vessel, which of the following statements is incorrect with regard to IMDG Class 2 cargoes?
These goods require protection from heat
These goods require protection against the accumulation of dangerous vapours
These goods require protection against moisture
These goods need to be stowed in a protected location
Which of the following statements is incorrect with regard to loading bagged fishmeal?
Cargo holds should be free of cargo residues
Cargo holds should be free of infestation
Dunnage is not required
Cargo holds do not require ventilation
From where on board can you find out the different types of protection equipment regarding where placed, how much, how many etc.?
In cargo control room.
The ship’s safety plan
Stated in your cabin.
In the deck log book
What is the main fixed fire-fighting system on a car deck?
CO2
Dry powder
Water sprinkling
Halon
How often shall drills for the operation of watertight doors, side scuttles, valves and closing mechanism of scuppers, ash-chutes and rubbish chutes take place in passenger ships?
Every month
Weekly
Every two weeks
Daily
For a container stowed in a position equidistant from the roll and pitch axes of a ship, what will quarter the acceleration forces acting on it?
Halving the pitch period
Doubling the pitch period
Halving the roll period
Doubling the roll period
What will happen when you start a centrifugal pump with the delivery valve closed?
The starting load on the motor will cause overload.
The pump will lose suction.
The delivery pressure will be large causing the relief valve to open.
The starting load on the motor will be minimum.
What does the 1 Engineer want to have done?
He wants the feed water tank cleaned
He wants the feed water tank inspected
He wants the heating coils inspected
He wants the Fitter to Check the CO 2 equipment
High Voltage systems rely on the installed protective equipment being able to interrupt any fault in the system. Throughout the system, the fault level has been calculated, and under no circumstances must the system be modified to exceed this fault level. What is meant by fault level?
The amount of apparent power, that would be drawn from the generating plant, when a short circuit occurs at the bus bars.
The current level flowing into a dead short to earth at any point on the ship, directly from the High Voltage system.
The amount of apparent power that could flow into any fault at any point in the electrical network.
The current level flowing into a symmetrical short circuit fault between all three phases.
During inspection and calibration of one unit, you observe the situation shown. The conclusion is clover leafing. The main engine uses high grade TBN cylinder oil. What do you have to do in order to reduce wear?
Contact engine maker for advice.
Increase the jacket cooling water temperature to avoid the sulfur dew point
Decrease jacket cooling water temperature to avoid heat stress
Increase cylinder oil consumption to neutralize the sulfur
What is the Centre of Floatation of a General cargo Vessel?
The centroid of the ship's waterplane area
The amidships section at any given waterplane
The centroid of the ship's underwater volume
The centroid of the ship's half waterplane area
How should a crew member on duty prevent scratching vehicles?
By removing his safety helmet when approaching a vehicle
By maintaining a safe distance from all vehicles
By wearing gloves at all times
By not wearing or carrying any external metal accessories
For what purpose do we have booster pumps on the cargo discharge line?
To increase discharge rate.
To reduce the flow and pressure to shore line.
To increase discharge pressure and reduce the cargo temperature.
To increase discharge discharge line pressure above shore back pressure.
What do you understand by the term “Risk Assessment”, and how would this be carried out on board?
States than when work has a degree of risk that the work is not carried out
Requires a great deal of preparation and involves recording everything on paper
Identify the hazards, quantify the risks, put control measures in place, monitor the work activity and review
Identify the hazards and specify the personal protective equipment that would be required to complete the work
On the air compressor's crankcase there is a small valve that lets off overpressure. What do we have to do if this valve is letting off pressure and oil moisture ?
Check the clearance in the bearings.
Increase the flow of cooling water.
Overhaul the compressor unit.
Block the valve because it pollutes the engine room (block off the valve).
Sometimes an early warning of failure in High Voltage switchboards may be an unpleasant smell. If the switchboard uses gas circuit breakers, which of the following may indicate a potential problem?
Chlorine.
Gas oil.
Rotten fish.
Rotten eggs.
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
In which cases shall side scuttles in passenger ships be so constructed that they cannot be opened without the consent of the master of the ship?
Where the height of the side scuttles go through more than two decks
Where the sills of the side scuttles are below the margin line
Where the sills of the side scuttles are less than 500 mm above the deepest load line
Where the sills are mounted below the bulkhead deck
On a conventional reefer vessel fitted with wooden hatch boards (gratings) which of the operations given in the options is the most likely to cause the greatest damage to the hatch gratings?
Loading or discharging break bulk fruit in cartons.
Loading or discharging palletised fruit using pallet jacks.
Loading or discharging break bulk (loose) frozen lamb carcasses.
Loading or discharging motor cars.
On the figure there are four (4) possible definitions of the term "MIDSHIPS" given. Which one is the correct one?
Midships is given by C on the figure
Midships is given by A on the figure
Midships is given by B on the figure
Midships is given by D on the figure
The ship recommends a cow pressure of 9 bar. Where do you find this recommendation on your vessel?
The vessel’s cow manual.
Stated in the stripping device instructions.
The terminal’s recommendation.
Stated on the cow machines.
The heat needed to transform a solid substance at a given temperature into a liquid substance with the same temperature is called, what?
Entalphy.
Melting heat.
Specific melting heat.
Condensation.
In what kind of atmosphere should tank washing be carried out when no inert gas plant is in operation?
After having send a man down in the tank to check that there is no more oil left.
After having aired the tank for at least 24 hours
Ventilate the tank up to 21% oxygen.
Too lean ( less than 2% by volume of hydrocarbons) or over rich ( in excess of 15% by volume of hydrocarbons ).
Данный онлайн-тест состоит из 90 случайных вопросов из тестов CES 5.1 по выбранной вами тематике.