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Heim Online-Tests CES Dry cargo Deck Support Test online CES 5.1 for Deck department, Support level, Dry cargo vessel
Online-Test: Test online CES 5.1 for Deck department, Support level, Dry cargo vessel
Online-Test
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When a message is sent by the Inmarsat—C installation to an Internet e-mail address, the land charge is:
dependent on the ‘chargeband'
dependent on the destination
independent of the destination
Don't know
You are planning the discharge of a crude oil tanker with segregated ballast tanks, SBT. Which of the cargo tanks should be crude oil washed if you are expecting heavy weather?
All the cargo tanks that were not COW'ed in the last discharge port
At least 30% of the cargo tanks
The dedicated heavy weather ballast tank
Both sloptanks, and 30% of the remaining cargo tanks
According to the “Regulation and Restrictions” of the mariphone license, the mariphone:
apart from its position as indicated also be used in other places provided its call sign is at least transmitted once at the start and at the end of each transmission
Don't know
may only be present at the place, as indicated in the license
may be taken off the ship temporarily, only if suitable measures are taken for the prevention of the use of the mariphone
What is the purpose of the « SQUELCH » on a VHF transmitter/receiver?
" reduce the ""noise"" in the background"
Increase the range of the transmitter
increase the sound signal of the receiver
switch to another channel
Which of the following information shall be specified by the muster list?
The abandon ship signal consisting of two long blasts
Action to be taken by crew and passengers
The muster list has been prepared and approved by the administration before the ship proceeds to sea
The specific duties assigned to passengers that are in charge of a group of others
You are witness to a collision between two other ships close to your vessel. What immediate action should you take?
Send out a distress message on their behalf.
Contact one or both vessels involved in the incident and offer assistance.
Nothing, just standby and wait to see if any assistance is required.
Inform the local coast radio station of the incident and submit your name as a witness.
To accommodate expansion of piping on the deck of a chemical tanker the following are fitted:
Flanges on the pipes at frequent intervals?
Extra strong pipes that can withstand the forces of expansion?
Natural bends at intervals?
Expansion glands?
What is the MARPOL definition of a "high-viscosity substance"?
A noxious liquid substance in category "Y" with a viscosity equal to or greater than 100 mPa.s at 37.8 degrees Celsius.
Any noxious liquid substance, the residues of which cannot be stripped from a cargo compartment and its associated piping and pumping system to equal to or less than 75 litres.
A noxious liquid substance of any category with a pour point of greater than 37.8 degrees Celsius.
A noxious liquid substance in category "X" or "Y" with a viscosity equal to or greater than 50 mPa.s at the unloading temperature.
What must be checked before loading cargo in 'tween decks of a General Cargo Vessel?
The cargo stowed here must be for first discharge port only
The maximum allowed loading must be checked before commencing operations to avoid possible damage
These spaces can only be used for very light cargo
Only very heavy cargo units can be stowed here
The IGC code gives details of construction and equipment requirements for liquefied gas carriers. Under which circumstances would a liquefied gas carrier require a double bottom and a longitudinal bulkhead forming full side ballast tanks in way of the cargo containment system?
Only when the cargo is carried at less than minus 10 degree C.
Only if the cargo tanks are designed for fully refrigerated LPG cargoes.
Only when the cargo is carried at temperatures below minus 55 degree C in cargo tanks without a secondary barrier.
Only when the cargo is carried at temperatures below minus 55 degrees C in cargo tanks with a secondary barrier.
What measures regarding ship stability should be taken in order to make passenger ships able to withstand critical damage?
Damaged stability to be increased by weight redistribution.
Damaged stability to be increased by use of water ballast
Avoid overloading the ship
Maintain sufficient intact stability
To get the best possible efficiency from refrigerator evaporators, the superheat should be regulated to?
0- 1 Degr. C.
40 - 50 Degr. C.
5 - 10 Degr. C.
25 - 30 Degr. C.
Which of the following is not a principle of heat transfer utilised in a boiler?
Ionisation.
Conduction.
Convection.
Radiation.
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 sills of the side scuttles are below the margin line
Where the sills are mounted below the bulkhead deck
Where the sills of the side scuttles are less than 500 mm above the deepest load line
Where the height of the side scuttles go through more than two decks
On a Bulk Carrier, when should the drainpipe covers fitted to hatch coamings drains be secured?
After securing the hatch covers
During the ballast passage
In the event of a cargo hold fire
When heavy weather is expected
On a container vessel, why would it be difficult to extinguish a fire in a container containing chemicals?
Because water, if used, will always cause a chemical fire to flare up
Because containers containing chemicals are always inaccessible
Because heat is often produced due to chemical reactions within the cargo
Because chemical fires always spread instantaneously to other containers
What would the Master require of the Chief Officer?
The Master would require the Chief Officer to organise a lifeboat drill
The Master would require the Chief Officer to repair the lifeboat engine
The Master would require the Chief Officer to test the lifeboat engine
The Master would require the Chief Officer to replace the lifeboat painter
What number is being shown by this flag hoist?
2202
1101
2121
1100
What name is given to the rotating jet water outlets on a tank-cleaning machine that is used on an oil tanker?
Distributors.
Nozzles.
Turbines.
Ejectors.
Which of the following international regulations is normally used when handling dangerous goods?
IMDG code
KLMNG code
HB code
SOLAS code
Normally ventilation fans in enclosed ro-ro spaces must be run continuously whenever vehicles are on board, why?
It is better to run the fans continuously instead of testing the atmosphere
An increased number of air changes may be required when vehicles are being loaded or unloaded, or where flammable gases or liquids are stowed in closed ro-ro spaces
It is easier for the crew, they don't have to think about starting and stopping of fans
The manufacturer of the fans recommends continuous operation to reduce maintenance cost
How should wooden chopping boards be arranged after washing?
They should be placed in an oven set on a low heat, to dry them as quickly as possible.
They should be quickly wiped with a cloth and then stacked on top of one another.
Wooden chopping boards should not be washed; they should only ever be scraped and wiped with a dry cloth.
They should be placed vertically in a drying rack, in such a way that air circulates over all surfaces during drying.
What is the minimum furnace temperature that must be reached during start up before waste material can be introduced into an incinerator?
1500 C
850 C
2500 C
2000 C
What is the minimum number of relief valves to be fitted to any cargo tank of greater than 20 cubic metres capacity?
Minimum two pressure relief valves in addition to MARVS.
At least two pressure relief valves.
Minimum one pressure relief valves.
The required number of pressure relief valves is dependent on the pressure.
When carrying high sulphur coal which areas of a cargo hold are prone to corrosion?
Steelwork with which dry cargo is in contact
Air and sounding pipes passing through the hold
Steelwork with which wet cargo is in contact
All steelwork
On the figure 4 possible definitions of the term "BOW/STEM" are given. Which one is the correct one?
Bow/stem is given by B on the figure
Bow/stem is given by A on the figure
Bow/stem is given by D on the figure
Bow/stem is given by C on the figure
Not all crude oils can be used for crude oil washing. What is the common recommendation to use a crude oil for washing.
The temperature must at all times be 10 degrees Centigrade above the oil’s pour point temperature.
As long as the oil is floating.
Depends on the oil’s density.
The temperature must at all times be 25 degrees Centigrade above the oil’s pour point temperature.
What is the most likely cause of the boiler exhaust gas being white in colour leaving the funnel?
Insufficient combustion air.
A faulty or dirty burner tip
Too much combustion air.
Low water level in the boiler.
What would it imply if at the discharge port cargo was found contaminated by a previous cargo?
That cargo interests will refuse to accept the cargo
That the vessel was unseaworthy when the voyage commenced
That the vessel will be arrested by cargo interests
That the vessel will be detained by port state control
Once a vehicle has been stowed on board what should duty crew members ensure?
That the duty officer is notified of the vehicle’s position
That a photograph is taken of any damages
That the vehicle is lashed immediately
That there is no sign of tampering with internal accessories
What is the depth of an iceberg below the surface of the sea?
The draught of an iceberg varies with the type of berg and its age.
The depth of an iceberg below the surface is always about one sixth of its total depth.
The draught of an iceberg is normally about 3/4 of its total depth.
The draught of an iceberg is about the same as the visible part of the iceberg above the water.
On a Container vessel, what will attending surveyors inspect when containers have been lost overboard?
The vessel's Safety Construction certificate
The on-board cargo lashing inventory
Certificates of approval related to lashing equipment used to secure those containers
The vessel's Class certificate
What is the most important factor in the master's ability to make good decisions in an emergency?
Input from company personnel
Planning of emergency procedures
Feedback from the crew
Following safety regulations
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 do you load dangerous goods on ro-ro/car decks?
As long as the ship is certified to carry dangerous goods there are no restrictions
Dangerous goods shall only be loaded in designated ares on the ro-ro deck
The officer in charge of loading can decide where to load dangerous goods if the number of vehicles and passengers are limited
The driver of a tank lorry can decide where to park the vehicle
Which of the following oil products is particularly associated with the danger of contracting leukaemia through exposure to its vapours?
Benzene
Octene
Xylene
Toluene
For what purpose is inert gas normally used in the cargo tanks of a liquefied gas carrier?
To maintain an inert atmosphere in the tanks during a loaded voyage.
To prevent an explosive atmosphere forming in the cargo tanks before gas freeing.
To pressure test the cargo tanks after repair work.
To help displace the cargo from the tanks during discharge.
What does a low angle of repose indicate with respect to a bulk cargoes?
The cargo is stable in all situations
The cargo Is liable to self-heat
The cargo is more liable to shift than cargo with a high angle of repose
The cargo is unlikely to shift
Why are a greater number of lashings required to secure cargo forward on deck compared with amidships under deck of a General Cargo Vessel?
Because the dynamic stresses on the lashing are much greater
Because the roll period is greater forward
Because heavier cargo is stowed forward
Because the dynamic stresses on the lashing are much less
IMO publishes the IGC Code relating to LPG and other liquefied gas carriers. What does the IGC code primarily deal with?
Specifically, how gas carriers for hydrocarbon gases are designed
Specifically, the safety of personnel sailing on gas carriers.
How all liquefied gas carriers are constructed and equipped.
The most efficient way to operate any gas carrier.
Why is it recommended that a person who handles food stuffs should avoid using perfume and scented anti-perspirant body sprays?
Because the heat of the galley may react with the chemicals in the perfume, causing the user to scratch persistently.
Because there is a possibility that the scent can transfer to the food during handling.
Because the strong vapours could mask the sense of smell and taste of the cook, leading to an incorrect level of seasoning being added to the food during cooking.
Because the heat in the galley can cause the alcohol in the perfume or body spray to evaporate and the user may become intoxicated.
How is a dangerous substance listed in the IMDG Dangerous Goods List?
By its Proper Shipping Name (PSN) and subsidiary name
By its Trade Name
By its Proper Shipping Name (PSN)
By its abbreviated Trade Name
What extra precautions should be taken by the officers and crew if some of the passengers are disabled, i.e. using wheelchair, cane, blind etc.?
Locate them in large cabins to ease their stay.
All passengers that will require extra assistance, also in case of an emergency situation/ evacuation, must be registered in order to allocate crew to assist them if needed.
Passenger with some form for disability must travel with accompany, and live in same cabin or next door.
They must be placed in cabins on the same level as the muster station.
Modern large slow speed diesel engines operate with very efficient turbochargers. This has resulted in much later opening of the exhaust valve as less energy is needed to drive the turbocharger giving exhaust timing which is almost symmetrical about bottom dead centre. How has this affected the reversing operation of the engines?
It has no effect and the reversing requirements of the engine are still the same.
Only the air start distributor has to be repositioned prior to reversing the engine.
The engine can be reversed by simply repositioning the main camshaft.
Only the fuel and starting air timing needs to be changed to reverse the engine.
To correctly interpret the readings on the printout from a reefer vessel’s cargo data logger it is essential to have some knowledge of the location of the temperature sensors. Where would the temperature sensor for the delivery air to a cargo hold be expected to be located?
Just above the cooling coils where the air returns from the cargo space.
In the air flow path from the cooling coils, about 3 metres from the coils.
In the air flow path from the cooling coils, but at the opposite end of the cargo space to the coils.
Near the centre of the cargo space.
Some specialised vessels, mainly those involved in the carriage of fish, are capable of carriage temperatures as low as minus 60 degree Celsius. From the options given select the one that best describes why such low temperatures are used.
At minus 62 degrees Celsius the eutectic point is reached and all water in the cells is frozen.
Longer transport times are possible and hence less powerful vessels are required.
Higher charter rates can be achieved.
Quick temperature reduction is possible.
The IMO IGC code details the requirements for cargo piping systems on gas carriers? Which one of the options given is part of these requirements?
Cargo pipelines must resist at least 1.25 times maximum vapour pressure.
Cargo pipelines must resist horizontal displacement from cargo surge pressure.
All cargo pipelines must be made of high tensile steel.
Cargo pipelines are not allowed beneath deck level on gas carriers.
Which of these statements is correct with regard to the characteristics of cashew nut shell liquid?
It can be stored for prolonged periods without becoming rancid
Its carriage does not present any undue hazards or risks
It is corrosive
It is sweet and odourless
This circuit consists of two capacitors, C(1) = 6 µF and C(2) = 12 µF, in series. Calculate the equivalent C(S) of the two capacitors.
C(S) = 2 µF
C(S) =18 µF
C(S) =1,5 µF
C(S) = 4 µF
Which of the following is the purpose behind holding a pre-cargo transfer meeting before discharging a number of chemical grades?
To enable the master to confirm that ship's personnel have been advised of the cargo operation requirements on the Vessel Particular Questionnaire mailed to the ship's agent prior to arrival in port.
To ensure that all personnel involved are aware of the details of the proposed cargo operation, the services required and the safety considerations.
To establish tank readiness and the status of any other pre-operation preparations in order for the master to be able to confirm a time of arrival.
To ensure that the responsibility for all items on the Ship/Shore Safety Checklist is assigned and understood before the vessel arrives alongside.
What should you take into consideration when discharging from the cardeck(s)?
Discharge the upper car decks first
Always discharge the cargo on port side first!
To discharge evenly from each side, to avoid heavy list
Discharge the lower car decks first
TAN, total acid number is the:
Total content of organic acids in the oil.
Total content of organic and inorganic acids in the oil.
Amount of remaining alkalinity in the oil.
Total content of inorganic acids in the oil.
Generator 1 and 2 are initially working in parallel. Prime-mover 2 suffers a total fuel loss. The likely outcome is:
Generatorset 2 trips on reverse speed
No.1 machine overspeeds and trips out on overload
No.2 generator trips on reverse power
No.1 machine overloads and trips out on overspeed
When measuring flow of fluids with a fixed area flow meter, the name of the sensing device is?
Float
Positive displacement rotor
Turbine rotor
Orifice plate
Why do cargo tanks on a chemical tanker commonly have their own individual pipelines and cargo pumps?
To permit faster loading and discharging rates.
To reduce the chances of cross contamination.
To simplify the piping layout.
To allow more dangerous cargoes to be carried.
In the diagram below we want to verify the resistance of the PT100 sensor fitted with compensation. What is the correct calculation?
R(Pt100) = R1 + R2
R(Pt100) = R1 - R2
R(Pt100) = R1 : R2
R(Pt100) = R1 x R2
You are receiving stores, including some cartons of frozen seafood. You spot a watermark around a particular carton. What might this be a sign of?
That the produce has been allowed to partially thaw at some stage during trans-shipment
That the carton has been previously used to transport another product
That the fish inside the carton are oily
That the carton has been standing in the open air and mositure has been absorbed into the packaging
What temperature do we calculate on when using the ASTM-IP tables?
We calculate the liquid weight at actual temperature.
We calculate the liquid weight at +25 C.
We calculate the liquid weigh at ambient temperature.
We calculate the liquid weight at +15 C.
Under SOLAS, what are the minimum required air changes per hour for ‘Special Category Spaces’?
10
15
20
8
The typical “daylight-frequencies” for long distance transmission are located in the:
16 or 22 MHz-band
Don't know
8 or 12 MHz-band
4 or 6 MHz-band
Compressors for handling vapour from liquefied gas cargoes are fitted as part of the cargo handling plant on liquefied gas carriers. How is liquid prevented from entering the compressor suction?
By checking the temperature in the vapour line between the cargo tank and compressor.
A liquid separator is fitted in the vapour line between the cargo tank and the compressor.
A liquid condenser is fitted in the vapour line between the cargo tank and the compressor.
By checking the pressure in the vapour line between the cargo tank and compressor.
Eavesdropping and phone taps are examples of which threat to information security?
Terrorism
Sabotage
Subversion
Espionage
Under most circumstances, how will communication be carried out between a ship and a SAR helicopter?
On VHF Ch 70.
On 410 KHz.
On VHF Ch 16.
On 121.5 MHz.
How often shall the inert gas scrubber be flushed with water?
Every hour
Before entering discharge port for inspection
After use
Once a year/18 months
An unconscious casualty who is breathing, should be placed
In the face up position
In the recovery position
Sitting up position
Lying face down position
All passenger ships are divided into vertical ’zones’. What is the purpose of this?
This is firezones which can be divided from eachother with firedoors. If a fire start in one zone, all firedoors in front and aft of the fire will be closed from the bridge to stop the smoke and fire from spreading.
Vertical zones are separated with firedoors which will be closed automatically when the firealarm start.
There is one fireteam in each zone
All vertical zones are separated with waterthight doors, which will be closed in the case of a grounding, etc.
A large post Panamax container vessel is sailing during the winter months. In which sea areas is she most likely to encounter conditions which could cause a parametric roll?
The North Pacific.
The South China Sea.
The Indian Ocean.
The North Sea.
What is the main effect on lubricating oil of operating for long periods at excessively high temperature?
It will change the flashpoint of the oil.
It will cause the oil to oxidise, reducing the viscosity.
It will cause the oil to oxidise, increasing the viscosity.
It will cause the oil to evaporate, increasing consumption.
Which of the following options may be used as a brief summary of how to safely make high voltage equipment accessible?
Shed load, Earth (ground), disconnect, isolate
Disconect, isolate, earth (ground)
Shed load, isolate. Earth (ground)
Disconnect, earth (ground), isolate
When handling drugs…
Wear skin protection and a facemask.
"Briefly inhale powders, fumes or vapours to verify the substance is a drug."
Test out the potency of the drug.
Shut off the ventilation in the room where the drugs are being stored to ensure any vapours or fumes do not spread to other parts of the ship.
The most effective way to combat the threat of drug smuggling is to?
Organize crew into pairs and conduct weekly searches of the ship.
"Combining routine, but irregular searches of the ship with spontaneous targeted searches."
"Perform routine, but irregular searches using teams of two or more personnel from the same department."
Perform spontaneous targeted searches using teams of two or more personnel from the same department.
What will happen to sodium under normal atmospheric conditions in the presence of water?
It will undergo a chemical reaction
It will explode
It will decompose
It will self-ignite
On a General Cargo ship, when can dunnage from a previous cargo be used again for cargo?
Only when clean and Chief Officer has approved use
Dunnage can be used many times regardless of condition
Used dunnage must never be used again for cargo
Dunnage can only be used again if sterilized
When should the watch-keeping engineer inform the bridge that the main engine is ready for manoeuvring?
When engine room staff are working aloft.
When the ship's course needs to be altered.
Once the engine is properly prepared and tested and the engine room is correctly manned
Three or four hours before heavy weather is expected.
Which oxygen content shall we measure before entering a tank or space after venting?
The oxygen content shall be measured to 10,8% by volume
The oxygen content shall be measured to minimum 19% by volume
The oxygen content shall be measured to 21% by volume
We don’t need to measure the oxygen content
The specified maximum working pressure of a cargo hose in service on a chemical tanker should be at least which of the following?
1/3 design burst pressure.
10 bar gauge.
12 bar gauge.
5 bar gauge.
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.
What means of communication shall be provided to each member of the fire patrol?
A two-way portable radio
A mobile telephone
Telephones in public spaces
Emergency telephones and Public Address system
What is the correct definition of: -fair lead?
Where the mooring lines lead.
A remedy leading to fairway.
A lead to test the bottom.
A remedy to close the holds.
What action should be taken, in addition to isolating the leak, if the boiler water has become contaminated with a small amount of fuel oil due to a leaking heating coil?
Do nothing, a small amount of oil in the boiler is harmless..
Dose with coagulant and give the boiler a bottom blowdown.
Dose with coagulant and continue to operate the boiler as normal.
Dose with coagulant and surface blow the boiler.
What are the duties of the "Standby Watch keeper" when he is not on the bridge?
Remain in the expected location, available for immediate call from the bridge
Tidy up the accommodation and clear the mess rooms
Return to his cabin and catch up with some sleep
Patrol the ship and report anything unusual to the bridge
This amplifier circuit is a common configuration used to amplify the difference in voltage between two input signals; in this case input 1 and 2. What is this amplifier called?
Push-pull amplifier
Differential amplifier
Common emitter amplifier
Darlington connection amplifier
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
On a Bulk Carrier, what are hydraulic jacks used for?
Raising and lowering hatch covers panels
Raising and lowering steel pallets
Folding hatch cover panels
Opening and closing hatch covers
In conjunction with which two sets of international regulations should the IMDG Code be read for security purposes?
Part B of the ISPS Code and Chapter II of the Maritime Transport and Offshore Facilties Act.
IMO NVIC 24 and 46 CFR 2.05
Chapter V of SOLAS and Annex II of MARPOL.
Chapter XI-2 of SOLAS and Part A of the ISPS Code.
A bulk vessel loads a full cargo to summer marks of a high density bulk cargo such as iron ore concentrate; what would be the possible stability conditions produced?
The vessel will normally have a small intact metacentric height (GM) and have a slow roll period
The vessel will normally have a large intact metacentric height (GM) and have a fast roll period
The vessel will be tender and have a poor curve of righting levers.
The vessel may have a list
An oil tanker's tank-cleaning machine with a rotational speed of 1 rpm and a slected pitch angle of 1.5 degrees is used to perform a bottom wash with a vertical angle from 40 degrees to 0 degrees for 1.5 cycles (3 passes). If the throughput of the machine at design pressure is 90 m3/hr, what will be the washing time and quantity of crude oil required?
40 minutes and 60 cubic metres of oil.
48 minutes and 70 cubic metres of oil.
30 minutes and 45 cubic metres of oil.
36 minutes and 48 cubic metres of oil.
What is the normal slow down/shutdown temperature for the jacket cooling water outlet from a diesel engine cylinder?
105 - 108° C
75 - 78° C
85 - 88° C
95 - 98° C
What do we call the heat given to or given up from a substance?
The heat given to or given up from a substance is called heat energy
The heat given to or given up from a substance is called change heat
The heat given to or given up from a substance is called latent heat
The heat given to or given up from a substance is called fusion heat
What is the meaning of this symbol ?
Rocket parachute flares
Survival craft pyrotecnic distress signals
Radar transponder
Line-throwing appliance
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