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Maison Tests en ligne CES Dry cargo MASTER / Ch-Officer Test online CES 5.1 for MASTER / Ch-Officer, Dry cargo vessel
Tests en ligne : Test online CES 5.1 for MASTER / Ch-Officer, Dry cargo vessel
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What is a hydrostatic release unit?
A unit for inflating the liferaft
A unit which automatically releases all securing when abandoning the vessel
A unit which automatically releases the liferaft/lifeboat at a depth of approx 4 metres
An important part connected to the sea anchor
How many rocket parachute flares are carried in each lifeboat?
4
Nil
12
6
The mandatory color of a hand flare is:
Green
White
Red
Yellow
Give the meaning of the following symbol
EPIRB
Survival craft distress pyrotechnic signals
Rocket parachute flares
Line throwing appliance
*Under which circumstances should a sprinkler head of a common fixed sprinkler fire-extinguishing system be activated?
Automatically, when the temperature is within a range from 68°C to 79 °C
When the temperature is within a range from 68°C to 79°C, but after the corresponding alarm is acknowledged and assessed at the control panel
When the smoke density exceeds 12,5% obscuration per meter, but after the corresponding alarm is acknowledged and assessed at the control panel
Automatically, when the smoke density exceeds 12,5% obscuration per meter
*Which of the following is a characteristic that is required for a "class A" bulkhead or deck ?
it stops the spreading of smoke and flames during one hour
it is made out of at least 75% incombustible materials
it withstands a temperature of 750 ?C for one hour, with no deterioration
it is made out of at least 50% incombustible materials
You are carrying out a search in a smoke filled room wearing BA. How would you conduct this search?
Proceed straight ahead to the far bulkhead and then carry out a left or right hand search as appropriate
Proceed to the approximate centre of the room and then carry out the search on a circular pattern.
Carry out a right or left hand search and proceed carefully feeling the area in front with the foot and using the back of the free hand to check the area in front.
As soon as you enter carry out a right or left hand search by placing the appropriate hand onto the bulhead and then follow the bulkhead round as quickly as possible.
Where do we find information regarding fire extinguishers, fire doors, remotes release buttons, fire equipment etc. onboard a ship?
The engine log book
The ship's drawings
On the bridge
The ship's fire plan.
Which element must be removed to extinguish a fire?
Chain reaction
Heat
Either of the mentioned elements
Oxygen
Which one of the listed requirements regarding abandon ship and fire drills do not correspond to present regulations?
Each member of the crew shall participate in at least one abandon ship drill and one fire drill every month
A training manual shall be provided in each crew messroom and recreation room or in each crew cabin
On all short international voyages, muster of passengers shall take place as soon as possible after departure
On all international voyages, except short voyages, muster of passengers shall take place within 24 hours after embarkation
Instructions for "Preparation for welding or hot work in cargo tanks" is laid down by the Norwegian Maritime Directorate. Which of the following requirements regarding welding or hot work corresponds to these instructions?
Only spark free tools to be used for cleaning of tank bottoms and for sediments removal.
If the hot work is to be carried out at the bottom of the tank, the entire bottom shall be thoroughly cleaned and all sediments removed.
Areas difficult to clean shall be covered by fire-resistant material.
If the place of work cannot be satisfactory cleaned by washing, it shall be cleaned chemically.
The ID of an Inmarsat M station on board starts with:
1
6
Don't know
3
With help of DSC a ship wants to contact a coast-station to have a question for telephone call. One has to choose from the following DSC-frequencies
TX: 8415.0 kHzRX: 8436.5 kHz
TX: 8415.0 kHzRX: 8415.0 kHz
TX: 8436.5 kHzRX: 8436.5 kHz
Don't know
On what wave band does the search and rescue radar transponder operate?
2182kHz
8 GHz
6 GHz
9 GHz
The position of a 1,6 GHz Inmarsat-EPIRB is:
acquired by the doppler shift in the signals
given by the EPIRB itself
by satellites with the use of directing antennas
Don't know
The exact position of a 406 MHz Cospas-Sarsat EPIRB is eventually calculated by:
LUT
Don't know
the satellite
the EPIRB
Each ship fitted with a VHF radiotelephone installation shall according to the regulations listen on the distress frequency during navigation. Listening shall be:
8 hours a day
A period of 5 minutes after every half hour
A period of 5 minutes after every full hour
Continuos
SOLAS regulations require surveys of ships to be carried out at certain times and at certain intervals. Which of the following surveys apply to passenger ships only?
A survey before the commence of each voyage
Periodical survey every 6 months
Periodical survey every 12 months
Periodical survey every 24 months
It is important that a compress is done correctly. One of the alternative signs , after completed compress bandage, shows that the bandage may be to tight. Which one?
Swelling above the bandage.
Blue colour of the skin above the bandage.
Heartbeat increase and a dizzy feeling.
Swelling below the bandage and heavy pain.
What is a fire wire?
Wire for securing smoke divers
Wire for pulling fire-hoses up to the top bridge
Wire for pulling burning ships off the pier
Wire for handling fire buckets
Your vessel is to turn in a narrow canal by use of one tug (turn to port with the bow). In which position and how would you use the tug? (Vessels engine will also be used).
Make the tug fast aft for pulling
Make the tug fast on port shoulder to pull
Make the tug fast in centre bow fairlead for pulling
Make the tug fast on starboard shoulder to push
When a vessel is to experience a long tow across an ocean, what would be the best system of connecting the tow?
Towing Hawser from a deep sea tug through the centre lead forward and made fast on the nearest mooring bits forward.
Wire from a deep sea tug made fast through a shoulder lead on the vessel's leeward side
Wire from a deep sea tug through the forward centre lead of the ship and made fast onto several mooring bits on the forecastle
Wire from a deep sea tug connected to the ship's anchor chain.
You are sailing in shallow water with 15% Under Keel Clearance. Coming full astern from full ahead, how will your changed course compare to deep water?
Large change at first, then changing slightly
The heading will most likely change by a large amount
The heading will not change at all
The heading will change only slightly
If a double banking operation is being conducted with one ship at anchor (which is yawing due to weather condition) and one tug is available for assisting in the operation, the tug should:
Assist the manoeuvring vessel.
Carry ropes from the approaching vessel to the other.
Endeavour to hold the anchored/yawing vessel steady.
Stand by and assist as necessary.
During a mooring operation whilst underway it is recommended that, with one ship maintaining a constant course and speed, the other manoeuvres so that:
It dosent matter which side is presented.
The side presented depends on wind direction.
The manoeuvring vessel presents her stbd side to the constant direction vessel.
The manoeuvring vessel presents her port side to the constant direction vessel.
SCENARIO: ' All Fast ' has just been declared on completion of an underway mooring operation on both the constant heading ship (generally the discharging vessel) and the manoeuvring vessel (generally the offtake vessel). It is now decided that the former vessel should anchor. Who assumes responsibility for navigation from ' All Fast ' time to completion of anchoring time?
The vessel anchoring assumes responsibility
Both vessels assume equal responsibility
The more experienced Sen.Off.Deck assumes responsibility
The offtake vessel assumes responsibility
Whilst unmooring after a ship to ship transfer operation, experience shows that, for the manoeuvring vessel, casting off the forward moorings first and letting the bow swing out before casting off the final after moorings, and then steaming away is a satisfactory procedure. It is recommended however that the angle of disengagement when steaming away should initially be kept at:
60 °
20 °
5 °
2 °
When double banking whilst underway, it is preferable for one vessel to maintain steerage way in a constant direction while the other manoeuvres alongside it. During this period it is recommended that:
The wind and sea should be from abeam
The wind and sea should be calm
The wind and sea should be from astern or nearly astern
The wind and sea should be from ahead or nearly ahead
What is the crucial aspect in executing a voyage in a safe and efficient way?
The bridge equipment includes ARPA radar, GPS and ECDIS in full and effective operation
An effective detailed passage plan fully understood and followed by a competent bridge team.
All navigational equipment fully functional.
Bridge equipment effectively operating and being used efficiently
SOLAS regulation requires that tankers of XXX ton dwt must be equipped with an emergency towing system?
20 000 dwt
10 000 dwt
30 000 dwt
50 000 dwt
On board one can use the reflections in the ionosphere by the right choice of:
The time of transmission
The mode of transmission
The length of the aerial
The type of equipment
*There are 3 lifeboats on each side of a passenger ferry engaged on short international voyage and having a factor of subdivision equal to 0,4. All these lifeboats are identical. What should be the total number of persons that can be accommodated in the 3 lifeboats on the starboard side altogether ? (*) N is the total number of persons that vessel is permitted to carry.
at least 100 % of N (*)
at least 75 % of N (*)
at least 15 % of N (*)
at least 50 % of N (*)
What is one of the dangerous states a survivor may suffer from?
Broken limb
Cold
Influenza
Hypothermia
If a distress signal is received, what would you do?
Post extra look-out.
Contact SAR Authorities via nearest coastal Radio station.
All of the alternatives together.
Try to make contact with the vessel in distress.
A person wearing an anti-exposure suit shall be able to:
don and remove the suit in the water in no more than 5min. if it impairs ability to swim
don a lifejacket without assistance
jump from a height equal to that of the stowage of liferafts arranged to be thrown overboard
dive into the water to the maximum draft of craft that the ship is provided with
Which item among those below is included in the normal equipment of every rescue boat ?
one set of fishing tackle
watertight receptacles containing water for each person
two tin-openers
one whistle or equivalent
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
Posters or signs shall be provided on or in the vicinity of survival craft and their launching controls. Which of the following requirements do not have to be included according to present regulations? (SOLAS III/9)
Illustrate the purpose of controls and the procedures of operating the appliance
Use recommended symbols
Give relevant instructions and warnings
Give information on survival craft capacity
*Give the meaning of the following symbol
Secure lifeboat hatches
Rescue boat with waterproof canopy
Lifeboat with waterproof canopy
Start water-spray
*How much water per person is provided in a lifeboat not equipped with a desalting apparatus?
1litre
5 litres
3 litres
2 litres
*Each person the liferaft is permitted to accommodate for is provided with a quantity of water of:
2,5 l
15 l
1,5 l
5 l
*Where do you find minimum drill requirements?
In the SOLAS convention and its annex
In owner-s instruction
In manager-s instructions
In classification society rules
Which one of the listed requirements regarding abandon ship drills corresponds to present SOLAS regulation?
Drills shall be conducted when the ship is in a harbour.
All lifeboats shall be lowered during drills.
On ships on short international voyages, each lifeboat shall be launched and manoeuvred in the water at least every six months.
Each lifeboat shall be launched with its assigned crew, and manoeuvred in the water at least once every three months during an abandon ship drill.
Prior to bunkering operations it is necessary to check the quantity of fuel remaining onboard and that there is sufficient room for the fuel that is to be loaded. What is the best method to use to establish this?
Sound the tanks which you think might still contain some fuel.
Do a complete sounding of all fuel bunker tanks
Take a full set of readings from remote content gauges.
Use the latest figures from the fuel record book.
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.
When loading LNG into prismatic type cargo tanks it is sometimes prohibited to leave any of the tanks between 10 to 80% full at completion of loading. What is the main reason that it is recommended to avoid this prohibited partly filled range?
The free surface effect might result in excessive sloshing loads.
It will increase the rate at which boil off gas will be produced.
It would be an uneconomical use of cargo capacity.
It will increase the vapour space and therefore increase the risk of flammable mixtures developing.
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)
Which device does this graphical symbol illustrate?
Inverter
Rectifier
Pressure to current converter.
Differential pressure transmitter
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 is the most important treatment concerning a foreign body in the eye?
Wring the eye-lid to prevent blinking
Local anaesthetic
Rinsing of the eye with water
Keep the eye closed
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.
The diagram shows a thyristor (SCR) with a Resistor and Capacitor (R and C). The RC network shown, performs which of the following applications?
Divert fast voltage spikes which may lead to uncontrolled switch on.
Provide voltage smoothing for SCR power supply.
Assist SCR switch on.
Allow bypass route for ac signals.
What is the IMSBC Code?
A Code of Practice for Security of the vessel
The Bulk Carrier Code
Code of practice for dangerous packaged goods
The International Maritime Solid Bulk Cargo Code published by IMO which must be carried by all bulk carriers
Prior to commence loading, in what way would you best ensure a smooth technical operation?
Test/check the COW system?
Test/check the cargo pumps?
Test/check cargo pipes?
All the mentioned alternatives?
What is the most important task after carrying out any major overhaul on a diesel engine?
A thorough check inside the engine to make sure all tools and cleaning rags have been removed.
Start the engine to check the direction of rotation.
Start the auxiliary blower to ventilate the engine so that it has sufficient fresh air for starting.
Repair any damaged paint work on the engine.
Which of the following is most likely to influence changes to emergency plans and procedures?
MARPOL 73/78
The safety requirements of the USCG
The design and layout of the ship
The ISM Code
How many groups is cargo tanks divided into?
5
6
4
3
A producer is attempting to reduce costs by packing his fruit in cheap, poor quality cardboard cartons. Which of the given options would be the most likely outcome of using inferior quality cartons for packaging of perishable cargo for carriage in a refrigerated vessel?
The cartons may tear when being handled by the stevedores.
The cartons are more likely to be water damaged by a rain shower.
The lower rows of cartons in the stow will collapse and cause crush damage to the cargo.
The cartons will be a poor advert for the producer.
What is the reason for gassing up cargo tanks before loading?
Cooling down cargo tanks.
Removal of inert gas from cargo tanks.
Reduce CO2 content in cargo tanks.
Decrease oxygen content in cargo tanks.
During overhaul of some plate type compressor valves the engine room rating is asked to clean the valve plates and seat. Some of the valve plates are heavily marked. What action should be taken?
Skim the valve plates in the lathe to remove all of the marks.
Discard the defective valve plates and replace them with new spares.
Dress the valve plates up using a portable grinder.
Use coarse grinding paste to remove the marks from the valve plates as quickly as possible.
When a Classification Society surveyor identifies corrosion, structural defects or damage to the hull of a vessel, machinery and / or any piece of equipment which, based on the society's rules and in the opinion of the surveyor affects the ship's class, which of the following is that surveyor likely to issue?
A Notification of Deficiency.
A Condition of Class.
A revised Class Notation.
A Notification of Detention.
What should one consider prior to loading machinery with caterpillar crawlers on the hatch covers?
The horizontal restraint of hatch covers
The horizontal restraint of hatch coamings
Maximum permissible loading of the hatch covers and the horizontal restraint of hatch covers and coamings
Maximum permissible loading of the hatch covers
When one ship is unmooring from another which is at anchor, the unmooring crew should be instructed to cast off lines:
As and when they think fit.
As and when the vessel remaining at anchor instructs them to do so.
As and when the manoeuvring vessel instructs them to do so.
As and when strain appears on individual ropes.
Fluid flow is measured using a pneumatic differential pressure transmitter and is indicated on a direct reading instrument. The indicator is reading zero even though fluid is flowing through the system. When the flow rate changes the indicator initially registers a reading but then gradually returns to zero. From the options given select the probable cause of this condition.
The connection to the differential pressure transmitter low pressure bellows is blocked.
Diaphragm in the differential pressure transmitter is perforated.
The I/P converter is faulted.
The connection to the differential pressure transmitter high pressure bellows is blocked.
How can the effects of ‘lateral drag’ be reduced when loading heavy machinery?
By using a shore crane
By a quick loading operation
By listing the vessel to counter the loading operation
By a controlled and very slow loading operation
If a fuel oil cargo is treated with an anti-static additive, how does this affect its conductivity characteristics?
It becomes an accumulator of static charge.
It becomes mildly magnetic for a time.
Its relaxation time after loading is extended.
It becomes a non-accumulator of static charge.
What dangers are associated with the carriage of empty tank containers?
They may not declared as being empty when in fact they are not
They could easily collapse due to being empty
They may contain flammable cargo residue
They could explode if their vents are closed
Tab washers are often fitted to bolted assemblies to prevent the nuts and bolts slackening. For an assembly where the nuts are positioned at the top select the option which describes the correct method of locating the tab washers.
Bend the inner tab up against one flat of the nut and the other tab down over the edge of the component.
Bend the outer tap down over the edge of the component and leave the other tab flat against the component.
Bend the outer tap up against one flat of the nut and leave the other tab flat against the component.
Bend both tabs up against opposite flats of the nut.
How to determine when the cool down is complete?
When from compressor to vapour manifold reach - 25 C.
When temperature monitor or liquid level gauges show a liquid presence in the bottom of the tank.
When vapour from HD compressor reach - 40 C.
When outlet from spray header reach - 10 C.
Where would you look for definitive information on whether a particular cargo is classified as a "Noxious Liquid Substance"? (Other than products provisionally assessed).
The pollution category column of chapters 17 or 18 of the International Bulk Chemical Code (IBC Code).
The product groups within the list of cargoes contained in the Chemical Data Guide for Bulk Shipment by Water.
The Procedures and Arrangements Manual.
The pollution category of chapter 17 (only) of the International Bulk Chemical Code (IBC Code).
The Reid Vapour Pressure (RVP) test is a simple and commonly used method for measuring which of the following characteristics of an oil cargo?
The nominal vapour pressure of the liquid at 38.7 degrees C.
The actual vapour pressure of the liquid at 15.6 degrees C.
The uncorrected vapour pressure of the liquid at 59 degrees C.
The absolute vapour pressure of the liquid at 37.8 degrees C.
Many medium and high speed marine diesel engines have connecting rods with an obliquely (angled) split in way of the bottom end which may have serrated faces. What is the main reason that the connecting rods are manufactured with this oblique split?
It reduces the inertial loads generated during operation as the connecting rod can be made lighter.
It allows the bottom end bearing to be large but still allows the piston to be withdrawn from the top of the cylinder.
It allows larger bottom end bolts to be used without risk of fouling the bottom of the oil pan.
It gives better access to the bottom end bolts.
What must be done after completion of ballasting operations on a bulk carrier?
All valves closed, tank ventilators in open position and sounding pipe caps replaced.
Sounding pipe caps left off
All valves and lines left open
All valves closed and tank ventilators to closed position
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
The International Maritime Bureau Piracy Reporting Centre attributes the increased numbers of hijackings to:
Higher crime rates around the world.
The greater involvement in piracy of well-organized and armed crime networks.
More crew involvement.
Easy access to military weapons.
On a RoRo vessel, where will escaping gasoline vapours settle in a cargo hold? If the forced ventilation system is shut down
At deckhead level
At the lowest levels
At all levels
For a search to be effective it must be:
Centrally controlled.
Conducted by personnel with limited knowledge of the ship’s layout.
Inclusive of all personnel.
Organized haphazardly.
On a container vessel what action should be taken if a tank container of liquid ammonia is engulfed in fire
Dry chemical must not be used to extinguish the fire
Restrict ventilation
Allow ventilation
Water must not be used to cool the container
If a master initially responds to a distress but then, in special circumstances, decides not to proceed, what must he then do?
Inform the appropriate search and rescue authorities of his decision and enter the reason in the ship's logbook.
Inform his owners of his decision and resume his passage at the earliest opportunity.
If possible, inform the casualty of his decision and communicate his reasons.
Contact the SAR Mission Co-ordinator and secure his written agreement to the release of his vessel from the operation.
Chemical boiling out is one method that is used for cleaning the waterside of a steam boiler. Select from the given options the likely circumstances under which this procedure would be considered necessary?
Contamination of the boiler water by oil.
Excess chloride levels in the boiler water.
Excessive sludge build up in the water drum.
Oxygen pitting in the steam drum.
Some liquefied gas carriers are fitted with nitrogen generating equipment, often of the membrane module design. What would be the expected purity of the nitrogen produced by such equipment?
87 to 89% pure nitrogen.
90 to 92% pure nitrogen.
100% pure nitrogen.
95 to 97% pure nitrogen.
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
LNG carriers often operate between two fixed ports. Why is there likely to be a significant difference in the amount of LNG onboard arriving at the discharge port compared to the amount onboard departing the loading port?
Part of the cargo is used as ship's fuel in the form of boil off gas.
Inefficient reliquefaction plant operation means only some of the vapours are recovered.
Normal leakage through the cargo containment system leads to loss of cargo.
The vapours are constantly vented to atmosphere.
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 danger is associated with loaded container tractors passing over large fittings on the loading ramp or on the vessel’s decks?
Damage to the container cargo
The container jumping the trailer
Damage to the ship’s fittings
Damage to the trailer tyres
When is it good practice to check the pressure-vacuum valves?
After cargo transfer operations
Prior to cargo transfer
Before the next dry-docking
During cargo transfer operations
Which person is qualified to carry out a five yearly thorough survey of cargo gear on a General Cargo vessel?
The master
A classification society surveyor
A deck officer designated by the master
A marine surveyor
Why must inert gas from a combustion-type generator never be used when preparing cargo tanks for ammonia?
Because of the high oxygen content in inert gas.
Because ammonia reacts with the carbon dioxide in inert gas.
Because of the high water content in inert gas.
Because of the high temperature in inert gas.
Give the meaning of this symbol:
lifebuoy with light and smoke
lifebuoy with line and hand flare
lifebuoy with light and hand flare
lifebuoy with automatic sound signal
Ce test en ligne se compose de 90 questions aléatoires issues des tests CES 5.1 sur un sujet de votre choix.