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Главная Онлайн-тесты CES Oil tanker 2nd-Off / 3rd-Off Онлайн-тест CES 5.1 для 2nd-Off / 3rd-Off, Oil tanker vessel
Онлайн-тестирование: Онлайн-тест CES 5.1 для 2nd-Off / 3rd-Off, Oil tanker vessel
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Тест состоит из случайных вопросов по выбранной теме.
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Which one of the listed requirements regarding the launching and recovery arrangements for survival crafts do not correspond to present regulations? (SOLAS III/15)
Only one type of launching and recovery arrangements shall be used for similar survival crafts onboard the ship
Means shall be available to prevent any discharge of water on to survival crafts during abandonment
each lifeboat shall be provided with an appliance which is capable of launching and recovering the lifeboat
Launching and recovery arrangements shall be such that the operator can observe the survival craft during launching and, for lifeboats, during recovery
*What is the factor that makes the difference between a deflagrating and a detonating explosion?
The initial pressure, temperature and moisture content
The material which is at the origin of the explosion (powder or gas)
The speed of the shock wave created by the initial combustion
The confinement of the place where the explosion occurs (inside or outside)
The duty engineer of a UMS ship is approached by a member of the ship's staff, seeking permission to hang wet working clothes in the engine room to dry. Should he:
Allow the clothes to be hung over a rail provided there is no electrical equipment directly below
Allow the clothes to be hung over rail next to the warm F.O. service tanks
Allow the clothes to be hung over a rail anywhere
Not allow the clothes to be hung anywhere in the unmanned machinery spaces
We must clean the spots of oil on hot surfaces because:
They imply uncleanness
all the answers are correct
They give off vapours
They cause fires
Apart from red, what other colour is frequently used for a CO2 extinguisher?
Yellow
Green
Black
Light blue
*The number and positions of hydrants shall be such that:
At least three jets of water not emanating from more than two hydrants may reach any space of the ship accessible to passengers and crew
At least one jet of water may reach any part of the ship normally accessible to passengers and crew
At least one jet of water emanating from a single length of hose may reach any part of the ship normally accessible to passengers and crew
At least two jets of water not emanating from the same hydrant, one of which from a single length of hose, may reach any part of the ship normally accessible to passengers and crew
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 you have an urgent message concerning the safety of a vessel, aeroplane or any other means of …………or a person, then you have to use:
SECURITE
MAYDAY
PAN PAN
Don't know
Automatically connected telephone calls via INMARSAT A are charged
on the basis of a one minimum charge with one minute incremental steps
on the basis of a six second minimum charge with six second incremental steps
on the basis of a three minute minimum charge with one minute incremental steps
on the basis of a six second minimum charge with one second incremental steps
You are at the mainfold with the cargo surveyor, drawing samples at the start-up of cargo. A sample of 2-Ethyl Hexanol is off colour. The surveyor instructs you to open the manifold valve and start loading. What will you do?
Tip the sample into the drip tray and draw more samples until it clears. A maximum of ten litres may be drawn and dumped before it is considered a problem.
Open the manifold valve as requested but make a note in the log-book regarding the off-colour sample.
Keep the manifoild closed, report the situation to the Chief Officer.
Open the necessary tank loading valves and then open the manifold valve. With this product, the colour will soon clear.
You are taking fuel on your vessel in the US when you notice oil on the water around your vessel. You are to stop taking fuel and:
Leave the area
Notify the US Coast Guard
Notify the Corps of Engineers
Begin clean up operations
What do you call the method used for bone-soft part injuries?
ICE-method.
First Aid -method.
REHAB-method.
ABC-method.
One of the following areas is NOT a Special Area as mentioned in MARPOL regulations regarding pollution by oil. Which is that area?
The Red Sea and The Gulf of Aden
The Gulf of Mexico
The Baltic Sea
The Mediterranean Sea
A vessel is towing with a total length of 1350 meters and expects strong wind from starboard side. The towing wire is connected 20 meters from the towing vessels stern rail. What is to be done?
Reduce the towing speed only
Stop the towing
No need to do anything
Secure the wire all way aft, to prevent wire moving out of center
Give the meaning of this symbol:
lifebuoy with line
lifebuoy with light
lifebuoy with light and smoke
lifebuoy
Which item among those below is included in the normal equipment of every liferaft ?
one searchlight which can work continuously for not less than 3 hours
two painters of a length equal to not less than the distance from the stowage position of the liferaft to the waterline
one boat-hook
instructions on how to survive
Which one of the given requirements regarding survival craft muster and embarkation arrangements do not correspond with present regulations? (SOLAS III/11)
Searchlight to be provided at the launching station
Muster and embarkation stations shall be readily accessible from accommodation and work areas
Davit-launched survival craft muster and embarkation stations shall be arranged to enable stretchers to be placed in survival craft
Where necessary, men shall be provided for holding the davit-launched craft against the shipside for embarkation
The manually controlled inside lamp must be capable of working at minimum for a period of:
18 h
12 h
6 h
24 h
*Which of following items shall be included in an abandon ship drill?
summoning of passengers and crew to muster stations with the alarm required
Checking the lifeboat provisions and supplies
Checking passenger's immersion suits
Checking the distress signal rockets and other distress signals
The Training Manual shall contain instructions and information on the life-saving appliances and the best method of survival. The training manual shall contain detailed explanations of crew duties in relation to emergency situations. Which of the following tasks or duties shall be included in the manual according to present regulations?
The use of the ship's line throwing apparatus.
The use of navigational equipment for survival crafts.
The use of surface to air visual signals to be used by survivors.
The use of escape routes and other escape methodes.
A pilot ladder shall, to prevent twisting, be fitted with 'battens'. The lowest batten shall be the 5th step from the lower end of the pilot ladder. At what intervals should there be further battens upwards on the pilot ladder?
It does not matter where the battens are fitted.
At intervals not exceeding 15 steps.
At intervals not exceeding 9 steps.
At intervals not exceeding 12 steps.
Who is the responsible person for the safety of the ship and all those onboard?
The Master
Master, Chief Officer and Chief Engineer
The company
The authorities in each different port the ship calls
What effect would turbulent fluid flow through a heat exchanger have on the efficiency of the heat transfer?
Turbulent fluid flow generally reduces heat transfer efficiency
Heat transfer efficiency is not affected by the type of fluid flow through the heat exchanger.
Turbulent fluid flow generally increases heat transfer efficiency.
It cannot be determined since it is not possible to generate turbulent fluid flow through a heat exchanger?
Under MARPOL 73/78 what category would wet kraft paper remaining on board, constitute?
Marine Pollutant
Garbage
Cargo residue
Waste
It is important that tools are in good condition when they are being used for maintenance. Incorrectly sharpened tools can be dangerous. Which of the following tools can be safely sharpened using a pedestal grinder?
Steel drill bit.
Brass chisel.
Hacksaw blade.
Wooden wedge.
A conventional reefer vessel is carrying a cargo of chilled palletised fruit. During a period of bad weather some of the bottom cartons on a pallet have compressed causing the pallet to distort, resulting in the cargo leaning to one side. Which of the options given is the safest way to discharge the cargo from the affected pallet?
Place the pallet in a lifting cage and lift it slowly.
Break the pallet down and re-stow the cartons so that the pallet is stable and then lift it in the normal way.
Place the pallet in the centre of a three point A-frame and lift it carefully.
Lift the pallet with cargo strops and have all personnel stand well clear.
On a RoRo vessel, what standing instruction should be given to protect the Ramps when loading ro-ro units?
Damaged units should be rejected for loading
All ro-ro units must be thoroughly checked for damage prior to the loading ramp
Units whose weights exceed the ramp load density/SWL must not be loaded
What is "Viscosity"?
The property of a liquid which determines its resistance to flow.
The scale which records the pour point of liquids.
The ability of a substance to overcome friction.
The term used to
The station bill contains the details of the emergency signals and:
each crewmember's emergency and regular duties
each crewmember's duties in an emergency
only the officers' duties in an emergency
crew and passenger duties in an emergency
What number is being shown by this flag hoist?
2202
1101
2121
1100
The Company should ensure that the ship's personnel are able to communicate effectively in the execution of their duties related to the Safety Managment System. What does it really mean?
English language should be the working language on board the ship
All personnel on board shall be familiar with the Safety Management System. The individual seafarer shall know procedures specifically related to their rank and duties onboard.
The officers and crew should read the entire Safety Management System and memorize the content.
Everyone should know the name of the Designated Person in the Company
What is the correct name of the part highlighted in the sketch?
Fuel injector
Air inlet valve
Exhaust valve
Air starting valve
What should you do if you are in the engine room and the alarm for "CO2 release into the engine room" sounds?
Leave the engine room immediately.
Start the fire pump.
Wait to make sure that the CO2-system is discharging into the engine room before leaving.
Immediately go for the nearest fire extinguisher.
Some gas carriers are designed to carry both LPG and LEG. What is the design temperature on the cargo containment system on a LPG/LEG carrier?
Design temperature of the cargo containment system for an LPG/LEG carrier is minus 103 degrees C
Design temperature of the cargo containment system for an LPG/LEG carrier is minus 48 degrees C
Design temperature of the cargo containment system for an LPG/LEG carrier is minus 89 degrees C
Design temperature of the cargo containment system for an LPG/LEG carrier is minus 162 degrees C.
When a large motor load suddenly is disconnected from the switchboard and the generator is AVR controlled, what will the ouutput voltage do ?
Remain approximately constant, due to governor action.
Initially rise, then reset to the set value.
Remain approximately constant, due to AVR action.
Initially fall, then reset to the set value.
A death of one of the ship’s crew occurs on board whilst the vessel is at sea, what actions must you legally take?
Confirm death. Have body moved to a freezer compartment. Contact local agent and British Consul as appropriate. Complete Births and Deaths section of Official log book. Sign seaman off in his absence. Make an entry in the deck log book detailing actions
Confirm death. Notify next-of-kin. Make an entry in the narrative section of the Official log book, sign seaman off in his absence Notify agent and British Consul when abroad. Have belongings collected and packed by two crew members, and making three copi
Confirm death. Contact local agent and arrange to have body medi-vacced from vessel. Notify company. Complete births and deaths section of official log book. Arrange for relief at next port . Sign seaman off in his absence.
First aspect confirm death. Notify company, and make arrangements for notification of next-of-kin. Arrange to have body moved to freezer area. Notify local agents and British Consul when abroad. Complete Births and Deaths section of Official Log book. Ma
At what time should lashings be released?
The crew can release lashings prior to arrival to avoid any delays.
As soon as the weather conditions are favourable, lashings can be released.
Lashings should be released when the ship enters enclosed waters.
Lashings should not be released for unloading before the ship is secured at the berth, without the Master's express permission.
Some equipment may be marked with the following symbol: What does it mean?
Internally explosion proof.
Not safe in gas dangerous area.
Explosion proof.
Intrinsically safe.
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.
Prior to its partial removal in a water scrubber, what is the approximate Sulphur Dioxide content of flue gas produced by the combustion of fuel oil?
250 ppm.
12,000 ppm.
1,000 ppm.
2,000 ppm.
When cargo discharge reaches stripping levels on an oil tanker, it is necessary to reduce the inert gas pressure. Why is this?
To avoid over-capacity in the IG generator.
To avoid locking the cargo pump impeller.
To minimise blowback.
To comply with MARPOL Annex VI.
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
What should you do in case of any fire breaks out?
Alert the bridge, Rescue human life, Extinguish if possible by use of available fire fighting-fighting appliances, Secure the area/ damage control
Call FIRE-FIRE-FIRE
Fight the fire and report to the bridge when you have extinguished it
Ask passengers to assist you with fire-fighting
After discharge of any refrigerated cargo a thorough inspection of the vessel should be carried out before presenting the vessel for loading the next cargo. Amongst the reasons for this is to ensure that any traces of or residues from the previous cargo are removed. This is particularly so if a fruit or meat cargo is to be loaded after a fish cargo has been carried. Select, from the options given, the main reason for this requirement.
Fish is usually carried frozen and there may be some damage to the insulation.
Fish can be oily and may leave an oily residue in the cargo space.
Fish is strong smelling and the odour may contaminate the next cargo.
Ventilating with fresh air may only remove the odour temporarily and it will build up again if residues are present.
HP pressure fuel pumps for medium speed engines are often provided with visible witness marks on the pump casing and the pump tappet. These along with flywheel position can be used to check the fuel timing for the individual pump. Wfrom the options given select what is actually indicated when the witness marks are aligned?
That the pump plunger has reached the end of its stroke.
That the pump plunger has just uncovered the spill port.
That the main piston for that particular cylinder is at top dead centre position.
That the pump plunger has just covered the spill port.
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
When loading steel coils, which is the ‘locking coil’?
The first coil loaded
The final coil loaded at the centre of the stow in second, third and fourth tiers
The final coil loaded
Any coil at the extremity of the stow
Where should the vehicle belonging to a disabled person be placed?
Preferably near an elevator or a place where you have easy access to the stairways
Near the stairways
In the after part of the car deck
As close to the bow door as possible to avoid any traffic jam during discharging
What must be ensured prior to loading heavy lift cargoes, on a general cargo vessel?
That the vessel is listed to the side opposite to which the load is to be lifted
That the vessel’s moorings are doubled
That the port authorities have been informed
That there are no free sufrace moments in tanks
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
Why is an automatic slow turning feature included in the start air system of many large 2 stroke diesel engines?
To avoid damage during start of the engine in case water or other liquid has gathered in the cylinders during an extended stop.
To fill the cylinders with sufficient fresh air to ensure a safe start of the engine.
To check that all indicator cocks are closed before staring the engine..
To reduce the start air consumption during start up of the engine.
During regular inspection of alternator windings it is found that windings are always covered with a heavy oil film coming from the atmosphere surrounding the auxiliary engine. After cleaning with an approved solvent, what should be done?
Reinsulate the windings after each cleaning
Take no additional action
Blank off intake air filters
Improve material of intake air filters
What is the duct keel on a general cargo ship?
The duct keel is the keel plate running along the fore and aft line of the ship.
The duct keel is the keel plate on smaller ships which extends out from the hull.
The Duct Keel is the vertical access duct down from the deck to the keel plate to provide access into the double bottom.
The duct keel is a longitudinal box shaped strength member running along the centreline of the ship and through which piping etc can be placed.
Which of these foods, when consumed in high quantities, will increase the cholesterol level over time?
Vegetables
Fish
Pork
Chicken
What should be continuously monitored when carrying DRI cargoes?
Hydrogen emissions
Integrity of the inert gas blanket
Nitrogen emissions
Cargo temperatures
What are the minimum required air changes per hour for Special Category Spaces in cargo ships?
15
6
10
20
What is the most common way to control the tank pressure on a LNG tanker?
To let the gas escape through the safety valves.
To transfer the gas to another tank which is at a lower pressure.
To discharge the gas into the atmosphere through the vents.
To use the boil-off gas as fuel for the vessel.
Is it required to have supplementary emergency electric lighting on board ro-ro ships?
No, portable battery operated lamps shall be provided in alleyways and public spaces
No, reflective marking indicates the escape routes
No, passengers should bring their own flashlights
Yes, all passenger public spaces and alleyways shall be provided with supplementary electric lighting
On a General Cargo vessel, what action should be taken when the discharge equipment such as chain slings to be used by stevedores, are considered unsuitable by ships staff?
Provide ships equipment to discharge
Refuse to discharge
Inform stevedores of concern and protest by letter
Continue discharge as planned and inform Designated Person Ashore(DPA)
Anyone who without valid reason places, removes, changes or conceals nationality marks or registration marks of a registered ship shall be liable to???
Imprisonment for a term not exceeding 6 months.
Fines or imprisonment for a term not exceeding 12 months.
Fines or imprisonment for a term not exceeding 6 months.
Fines.
A three phase alternator is connected singularly to the main switchboard. The switchboard instruments show 400 Volts/500 amperes. With a power factor of 0.5 what will be the kW load?
100 kW
57.5 kW
250 kW
173.2 kW
A General Cargo vessel on completion of the loading has a large metacentric height (GM); what will be the predicted behavior of the vessel in a seaway ?
A fast roll period and small righting levers (GZ Levers)
A fast roll period and large righting levers (GZ Levers)
A long roll period and large righting levers
A long roll period and small righting levers (GZ Levers)
When overhauling a medium speed diesel engine cylinder cover part of the work involves inspection of the springs for the inlet and exhaust valves. Which of the options given would be the normal inspection method used?
Visual inspection and measurement of free length.
Visual inspection and measurement of spring compression under a known load.
Inspection using dye penetrant and measurement of spring compression under a known load.
Inspection with ultra sound and measurement of free length.
Prior to loading general cargo what must be ensured with regard to lashing wires, terminations, shackles, turnbuckles, pad eyes and D rings?
They must all be visually inspected
They must all be certified and be (visually) unimpaired
Lashing wires must be new whereas other accessories may be certified
They must all be certified
The circuit diagrams illustrate four different methods of wiring between a Pt 100 temperature sensor and its signal processing electronics. Which of the wiring methods gives the best measuring accuracy?
Figure 2
Figure 1
Figure 4
Figure 3
Which of the following points would be the specific point about which a vessel will roll in a seaway?
The Centre of Gravity G.
The Centre of Buoyancy B.
The Centreline CL.
The Centre of Flotation CF.
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.
What is the Maximum Securing Load of new fibre ropes?
25% of the breaking strength
30% of the breaking strength
33% of the breaking strength
40% of the breaking strength
Why do we insulate cargo tanks and other components?
To protect the crewmembers.
To prevent heat flow in the cargo, and to protect the ship's bunker tanks.
To save fuel.
To prevent heat flow into the cargo, and to protect the ships structure.
When carrying fishmeal without anti-oxidant which of the following stowage patterns is recommended under the IMDG Code?
The block stow with extensive internal channelling
The double strip stow with extensive athwartships channelling
The block stow with no internal channelling
The compact stow with limited channelling
Data loggers are a vital part of the temperature control and monitoring system on a reefer vessel. In a situation where the data logger fails several days before the end of the voyage it is still necessary to maintain control of and monitor cargo temperatures. How could an accurate, portable thermometer be used to the best effect, to achieve this, in such a situation?
Use the thermometer to maintain the delivery air settings as they were prior to the data logger breaking down.
Use the thermometer to check the pulp temperature by entering the cargo space and placing it in the centre of the stow.
Use the thermometer to check and control the delivery air temperature by inserting it in the delivery air ducting close to the evaporators.
Use the thermometer to check and control the return air temperature by holding it in the return air space on top of the cargo.
Which is the "AFT BREAST LINE", in the figure?
The aft breast line is indicated by C, in the figure
The aft breast line is indicated by B, in the figure
The aft breast line is indicated by D, in the figure
The aft breast line is indicated by A, in the figure
You are driving a crane and the signalman on deck gives this signal. What does it mean? (Hand signals as per the Code of Safe Working Practices for Merchant Seamen).
Lift the jib.
Start, or attention!
Hoist the load.
Danger, or emergency stop!
What can be done to effectively reduce the rate of ice accretion on containers during loaded sea passage?
Increase speed
Heave to
Reduce speed
Have the crew remove the ice
Liquefied gas is, by IMO, divided in to different groups. What is the criterion for this division?
The hydrate formation.
The boiling point, chemical bindings, toxicity and flammability.
The nitrogen and other hydrocarbon containment.
The gas pressure.
A seawater pump requires overhaul but there are no spare wear rings for the casing and impeller. It is decided that new wear rings will be fabricated onboard using the ship's lathe. What would be the most suitable material to use to fabricate the rings onboard?
Zinc.
Aluminium brass.
Mild steel.
Aluminium.
Personnel in a high voltage switchroom smell ozone. This is likely to indicate which of the following?
Transformer overload
Vacuum circuit breaker problems
Arcing at badly connected bus bars
Air circuit breaker problems
What should be done prior to loading cotton?
The cargo hold fire-fighting system should be thoroughly examined
Tank tops should be sheathed
The holds should be inspected for signs of previous cargo residues
The cargo hold ventilation system should be thoroughly examined
When disconnecting the cargo hose after discharging, some oil is drained into the drip-tray under the manifold which already contains a small amount of dirty water. What is the correct way to dispose of this oil?
Drain it to a cargo tank.
Mix in an appropriate quanoity of dispersant chemicals and drain it overboard when in open water.
Drain it overboard when the vessel is 50 nautical miles off the coast.
Transfer it to the sloptank and later discharge it to a reception facility.
Where is a load-equalising device used?
With wind lashings
With parallel lashing rods
With single lashings
With upper and lower crossed lashings
Where should water level detectors be fitted on bulk carriers?
In the ballast hold
In each cargo hold
In alternate cargo holds
In the foremost cargo hold
Which of the following policies will best prevent germs and contamination being introduced into the galley area?
Post a notice outside the galley asking people to wash their hands before entering the galley area.
Require personnel from other departments to be checked by a member of the galley staff before allowing them to enter.
Prohibit unauthorised persons from the galley area when food is being prepared or served.
Prohibit unauthorised persons from the galley area at all times.
In respect of exposure to vapours from oil cargoes, how is the value of "Short Term Exposure Limit" determined?
The airborne concentration of a toxic substance averaged over any 25 minute period, usually expressed in ppm.
The airborne concentration of a toxic substance averaged over any 30 minute period, usually expressed in ppm.
The airborne concentration of a toxic substance averaged over any 10 minute period, usually expressed in ppm.
The airborne concentration of a toxic substance averaged over any 15 minute period, usually expressed in ppm.
How should dunnage be laid, prior to loading a Caterpillar Tractor?
Only at the extreme ends of the tractor’s wheels
Athwartship under the tractor’s wheels
Athwartship at the ends of the tractor’s wheels
Fore and aft under the tractor’s wheels
During inspection of the fan spaces an access hatch between the delivery and return side of the fan space is inadvertently left open. What would be the most likely consequence of this situaqtion?
Chilled air would short circuit from the return to the delivery air side.
The delivery air side would become overpressurised.
The fan speed would be affected.
Air would short circuit from the delivery to the return air side.
The engines have failed and will require at least 24 hours to be available as a reliable means of propulsion. Your vessel is about 20 miles off the coast in a tidal area. What are the initial steps that should be taken to ensure the safety of the ship?
Display NUC lights and determine if anchoring is possible
Display NUC lights and inform the nearest Coast Guard of you predicament.
Display NUC lights and send out a navigational warning to all other vessels of your position and situation
Display NUC lights and investigate the tidal flow over the next 24 hours and the probable drift of the vessel.
What is the mean of mean draught?
Forward mean draught + after mean draught divided by 2
6 (forward mean draught + after mean draught) divided by 8
Forward mean draught + after mean draught + midship mean draught divided by 2
Forward mean draught + after mean draught + midship mean draught divided by 6
Which of the following conditions will block the starting signal for the air start system of a medium speed diesel engine which is being used for main propulsion purposes?
Low jacket cooling water temperature.
Valve rotators not operating.
Clutch engaged.
Low start air pressure alarm.
What is the correct definition of "a bollard"?
A very heavy rope
A loop in a rope
A rope made of several strands
A remedy to which the mooring lines are made fast
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.
Данный онлайн-тест состоит из 90 случайных вопросов из тестов CES 5.1 по выбранной вами тематике.