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Онлайн-тестування: Test online CES 5.1 for Engine department, Support level
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Тест складається із випадкових питань з обраної теми.
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Which one of the listed requirements regarding lifeboat equipment correspond to present regulations? The normal equipment of every lifeboat shall include:
Helicopter rescue equipment
Sea charts and navigation equipment
A survival manual
Oil pollution equipment
*In which one of the following an oil, the flash point of which only needs to be over 43°C, may be used?
In the kitchen
In the main engine
In emergency generators
In inert gas generators
A « OSC » is :
A SAR coordinating centre
The master of a ship who coordinates on scene search and rescue operations
A SAR sub centre
A coast station
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.
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
You are in confined waters. Is there any danger in the situation sketched below if you should lose engine power?
She will sheer slowly to port
She will drift to port, but rather slowly as you are loaded
Your ship will sheer to starboard rather quickly with the possible consequence of grounding
Your ship will lose headway, but there should be no immediate danger
Which one of the listed requirements regarding life-saving appliances corresponds to present regulations?
All prescribed life-saving appliances shall be made of non-combustible or fire retardant material
All prescribed life-saving appliances shall have marking in red colour
All prescribed life-saving appliances shall be of such a colour that they are in contrast to the surrounding colour
All prescribed life-saving appliances shall be fitted with the manufacturers name and Logo
The manually controlled inside lamp must be capable of working at minimum for a period of:
18 h
12 h
6 h
24 h
Normally ventilation fans in enclosed ro-ro spaces must be run continuously whenever vehicles are on board, why?
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
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 better to run the fans continuously instead of testing the atmosphere
What are the required data inputs into most gyro compasses to reduce any possible compass error?
All of the data in the suggested answers
Latitude and Speed
Maximum helm angle and rolling period
Deviation and Variation
Substances, materials and articles shall be stowed as indicated in the Dangerous Goods List of the IMDG Code, in accordance with a series of stowage categories. How are those categories designated?.
10 categories, numbered 1-10.
5 categories, labelled A-E.
Three categories, numbered I, ii and iii.
10 categories, lattered A-K (excluding I).
What are cowl ventilator trunks prone to?
Infestation
All
Leakage
Corrosion
You are to carry a cargo of Phenol across the North Atlantic in winter time. What precaution will you take with the double bottom tank located under the cargo tank containing the Phenol?
It is not necessary to take any additional precautions with the double bottom tank because it is part of an entirely separate pumping system.
It should be continuously vented to avoid the build up of condensation on the structure around the product.
It should be empty, to avoid cold water contacted the structure around the product because Phenol has a relatively high melting point.
It should be inerted, because Phenol has a very low Flash Point.
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
You are proceeding along a narrow channel in front of another vessel, both heading for port. You hear this signal from the vessel behind you. What does it mean?
I am faster than you. Get out of the way.
I intend to overtake you on your starboard side.
I intend to overtake you on your port side.
I am operating astern propulsion.
In a typical shipboard de-humidifier plant as may be found on a modern chemical tanker, operating on a "rotating bed" principle, what names are given to the two parts of the rotating bed?
The "live sector" and the "reserve sector".
The "process sector" and the "reactivation sector".
The "active sector" and the "dormant sector".
The "inbound sector" and "outbound sector".
Which is the lee side of a ship?
The lee side is the side facing the wind
The lee side is abaft the accommodation
The lee side is the side facing away from the wind
The lee side is forward of the accommodation
Which of the following cargo types could normally be stowed next to drums of cement on a General Cargo Vessel?
Pallets new clothing
Steel plates
Bagged rice
New motor cars
What name is given to the independent detection and warning system aimed at preventing overfilling of a cargo tank (and ultimately overflow of cargo) on a chemical tanker?
Safe ullage maintenance panel.
Level set detector.
Overflow prevention system.
High level alarms.
Which of these is correct?
1tonne = 1000 kg
1tonne = 10 kg
1tonne = 100 kg
1tonne = 10,000 kg
During inspection of the cylinder cover from a medium speed diesel engine cylinder it is noted that cracks have occurred between the two exhaust valve pockets and the fuel injector pocket. Select from the given options the most probable cause of this type of failure.
Fuel impingement on the cover due to distorted injector nozzle holes.
Excessive thermal stress due to insufficient cooling of the cylinder cover.
Excessive maximum pressure in the cylinder due to engine overload.
Excessive tightening of the fuel injector in the pocket.
This circuit consists of two resistances, R1 = 6 ohm and R2 = 12 ohm , connected in series. Calculate the equivalent resistance R(S) .
R(S) =18 ohm
R(S) =1,5 ohm
R(S) = 72 ohm
R(S) = 4 ohm
What is the main purpose of the reliquefaction plant fitted to many liquefied gas carriers?
It is used to change the cargo vapour back to liquid keep the cargo cooled.
It is used to discharge the cargo when the cargo pumps don't work.
It is used to cool down the cargo tanks before loading.
It is used to change the liquid cargo to vapour to heat the cargo if it is too cold.
What is difficult to attain on a partly loaded general cargo vessel?
Stability requirements under SOLAS
Minimum bow height, required by SOLAS
Trim by stern
Sufficient propeller immersion and a comfortable GM
Pasta is often referred to as "al dente". What does this mean?
Coated with oil before boiling.
Part cooked.
Tender, but slightly firm to the bite.
Served separately from other ingredients.
When measuring the liquid level in the cargo tank of a liquefied gas carrier a number of different corrections may be necessary to get a true reading. Why do readings obtained from a float type ullage tape sometimes require a 'tape correction'?
The vessel may not be on an even keel when the readings are taken.
The length of tape in contact with very cold cargo vapours may contract.
The vessel may have a list when the readings are taken.
The float may become heavier and partly sink due to liquid cargo absorption.
Select the tool, from the options given, which would be used to produce accurately sized bolt holes in a steel flange?
A reamer.
A hole punch.
A twist drill.
A centre drill.
What is a Marine Evacuation System?
Liferafts supported by Fast Rescue Boats and Lifeboats
Evacuation Chute(s)/Slide(s) and Liferafts
Helicopter evacuation
Assistance from other ships
For what purposes is nitrogen used in cargo tanks on a chemical tanker?
Cleanliness (provision of a clean atmosphere in the tank) and quantity (minimising any loss of cargo through evaporation).
Maintenance (nitrogen in the tank restricts moisture build-up and stops corrosion on the tank bulkheads).
Quality control (the nitrogen blanket ensures a uniform temperature throughout the product by stopping loss of heat at the surface).
Safety (atmosphere control) and purity (maintenance of quality of product by stopping contact with air).
What initial simple action can be taken to reduce the oxygen content of boiler water?
Increase the blowdown.
Increase the boiler pressure.
Raise the feed water temperature.
Lower the feed water temperature.
What is the time limit for abandonment of passenger ships?
There is no time limit
30 minutes from the time the abandon ship signal is given
2 hours from the time the abandon ship signal is given
15 minutes from the time the abandon ship signal is given
Which part of the crankshaft of a modern large two stroke diesel engine is most likely to be the origin point for crack initiation during service and therefore needs the greatest attention during maintenance inspection?
The oil holes.
The keyways.
The fillet radii.
The dowel pins and dowel holes
What should the Third Officer do, if he finds something missing from a lifeboat?
If he finds something missing from a lifeboat, the Third Officer should notify the Chief Officer
If he finds something missing from a lifeboat, the Third Officer should replace the missing item
If he finds something missing from a lifeboat, the Third Officer should search for the missing item
If he finds something missing from a lifeboat, the Third Officer should make a note of it in the lifeboat register
You have to choose one of the following instruments for measuring pressure in an air bottle in measuring range 0 - 35 BAR. Which instrument would you install?
U-type H2O manometer
U-type Hg manometer
Bellow type manometer
Bourdon Tube manometer
Why is ethylene glycol added to the L.P.G. compressor cooling water system?
To prevent the water from freezing.
To better regulate the cooling-water temperature.
To give corrosion protection.
To prevent the water from boiling.
How many separate means of escape from passengers and crew spaces should it be in each zone?
One
Two
Three
Four
What is the purpose of a dovetail foundation?
To secure double stacking cones
To lock adjacent containers together
To secure base twistlocks
To secure a single stacking cone
The lights here show those that must be exhibited by a vessel engaged in towing, as per rule 24 of the International Collision Regulations. But how long is the tow behind this vessel?
It is more than 50 metres but less than 200 metres.
It is less than 200 metres.
At least 100 metres.
It exceeds 200 metres.
On a RoRo vessel, what additional securing arrangements should be used when loading a vehicle on an incline or fixed Ramp
Double the normal lashings should be used
None
The Vehicle should also be chocked under its wheels
When checking the cylinder pressures of a 6 cylinder medium speed diesel engine it is found that one of the cylinders has a high maximum pressure. What is the most likely cause of this?
Fuel pressure to the engine is too high.
Exhaust valve on the cylinder with the high pressure is leaking.
Fuel timing to that cylinder too far advanced.
Fuel timing to that cylinder too far retarded.
On the figure 4 possible definitions of the term "CENTRE LINE" are given. Which one is the correct one?
Centre line is given by D on the figure
Centre line is given by B on the figure
Centre line is given by A on the figure
Centre line is given by C on the figure
Indicate the correct name for the tool on the sketch:
Grinding machine
Chisel
Flat file
Pliers
What name is given to the flat, flexible, round-tipped knife, used to remove baked food from trays and for spreading fillings?
Pancake knife.
Palming knife.
Palette knife.
Paring knife.
What should the Fitter be asked to do?
The Fitter should be asked to stack empty oil drums on the forecastle
The Fitter should be asked to dispose of empty oil drums overboard
The Fitter should be asked to drain hydraulic oil into the sea
The Fitter should be asked to check the level of hydraulic oil in the header tank
In the figure, which letter indicates what is known as "mooring bits"?
The mooring bits are indicated by B, in the figure
The mooring bits are indicated by C, in the figure
The mooring bits are indicated by D, in the figure
The mooring bits are indicated by A, in the figure
The best way to identify an IED is to?
Measure the size of the object.
Shake the object.
Recognize its components.
Weight the object.
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.
What is the result of a large metacentric height?
The center of gravity will move upwards.
The ship will have a long roll period.
Bending moment will increase.
The ship will roll violently.
What are the limitations of Cargo Securing Manuals?
They are developed whilst ships are still under construction and may therefore be unsuitable under certain operational conditions
They are not always approved by a classification society
Some Cargo Securing Manuals cover a full range of sister ships
Cargo securing arrangements in the manuals may be unsuitable for heavy weather conditions
What should a duty crew member do if he observes stevedores smoking in ‘no smoking’ areas?
Immediately inform the stevedore foreman and duty officer
Immediately inform the chief officer
Immediately inform the master
Wait to inform the relieving duty crew member
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
The maximum current that a 15 Volt, 3 Watt Zenerdiode can handle without damage is
0.5 A
0.45 A
20 A
0.2 A
Give the meaning of this symbol:
lifebuoy with light and line throwing appliance
lifebuoy with light and smoke
lifebuoy with light and hand flare
lifebuoy with automatic sound signal
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.
On the figure 4 possible definitions of the term "BREADTH" are given. Which one is the correct one?
Breadth is given by C on the figure
Breadth is given by A on the figure
Breadth is given by B on the figure
Breadth is given by D on the figure
Too high exhaust temperature in one cylinder becomes because of:
Nozzle ring of turbocharger fouled or partially choked.
Scavenge ports dirty.
Compression pressure too low.
Speed governor defective.
Only search vehicle compartments where you suspect objects may be hidden.
TRUE
.
FALSE
When there is doubt about the freshness of the atmosphere in enclosed or confined spaces, what action should be taken?
Open doors and manholes
Arrangements should be made for testing of the atmosphere to ensure maintenance of 21% oxygen of the space
Ro-ro decks are always ventilated in advance of an operation
Supply filter masks to all crew working on ro-ro deck
Following repair and refitting of the seawater pipe for the fresh water generator feed line the rating assisting with the work notices that one of the flange joints is leaking. What action should be taken by the rating?
Check the bolts are correctly tightened before informing the engineer so that the flange faces can be cleaned and re-jointed if necessary.
Shut off the water and apply silicon or other sealing compound to the outer edge of the flange joint.
Use a spanner with an extension pipe to try and stop the leak by tightening the flange bolts as much as possible.
Use a hammer and flogging spanner to try and stop the leak by tightening the flange bolts as much as possible.
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
When plotting a position, where should the Officer of the Watch select as the ships position, when three gyro compass bearings intercept as a triangle (Cocked Hat) and not as a single point?
At the centre of the triangle
At the point furthest away from any danger.
At the point nearest the course line drawn on the chart
At the point nearest to the danger, if any.
On the figure 4 possible definitions of the term "ABEAM" are shown. Which one is the correct one?
Abeam is defined as B on the figure
Abeam is defined as C on the figure
Abeam is defined as A on the figure
Abeam is defined as D on the figure
What is the preferred method of accommodating expansion in cargo pipeline systems on gas carriers?
Use Viking Johnson expansion couplings.
Use sliding couplings.
Use expansion loops.
Use expansion bellows.
The insulation resistance (IR) to earth of a new galley hot-plate is measured to be 30 Mohm. When three identical hot-plates are tested together their combined IR will be:
90 Mohm
10 Mohm
30 Mohm
3 Mohm
Which of the following precautions would you take to ensure that you do not collapse due to the presence of gas in a recently cleaned cargo tank?
Refer to the applicable Enclosed Space Entry Permit to verify that the tank has been tested as gas free and is marked as safe for entry. If in any doubt, request a new test.
Wear a filter mask, fitted with the cartridge appropriate for the last cargo carried in that tank.
Enter the tank but, if the fumes become too strong, complete your task and leave as quickly as possible.
Tell another watch keeper that you are going down into the tank, making sure he knows exactly which tank it is.
Which of these procedures should crew follow when conducting a search?
Search the perimeter of the space up to a height of 5 feet.
Wait in the area they’ve finished searching until they’re contacted for a status update.
"Stand quietly in various spots around the space, listening for unusual sounds like the tick tock of a clock mechanism."
Conduct random or spot checks of logical threat areas.
Insulation resistance measurements may be influenced by which of the following?
Temperature, humidity and surface contamination
Humidity, pressure and surface contamination
Humidity, frequency and dampness
Temperature, pressure and dampness
On a Container vessel, what is the definition of Readily Combustible Solids, under the IMDG Code?
A substance that will heat up and ignite due to the ignition of another substance
Fibres, powdered, granular, or pasty substances that are capable of self-heating
Fibres, powdered, granular, or pasty substances which are dangerous if easily ignited by brief contact with an ignition source and if the flame spreads rapidly
Any solid that is capable of self-ignition
What advice would a harbour pilot give the Master?
A harbour pilot would advise the Master to have the steering gear tested
A harbour pilot would advise the Master to single up to one line and back spring, fore and aft
A harbour pilot would advise the Master to request port control for permission to leave the berth
A harbour pilot would advise the Master to ensure that the crew is on stand-by
How frequently should the PA-system (Public Address) be tested?
Every week
Every year
Every day
Every second year
When you are taking out provisions for the next day, you notice that the temperature in the meat freezer is only -8° C. How would you react to such a situation?
Report it immediately to the Chief Engineer
Move all the meat to the fish room
Check it over the next 3-4 days and, if necessary, report it after that
Ignore it - it's not your responsibility
When should a crane or derrick sheave be replaced?
When wear down in the groove exceeds 20% of the wire rope diameter
When wear down in the groove exceeds 25% of the wire rope circumference
When wear down in the groove exceeds 25% of the wire rope diameter
When wear down in the groove exceeds 20% of the wire rope circumference
What is normally seen as the greatest risk when operating a high pressure, water tube, steam boiler with an excessively high level of Total Dissolved Solids?
Pitting corrosion at the water level in the boiler water drum.
General corrosion of boiler tubes and fittings
Hard scale deposits on boiler tubes and fittings
Foaming and carryover of water into the steam range.
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
On the diagram, which letter indicates what is meant by the word "DRAUGHT" of the ship?
Draught is indicated by B, in the figure
Draught is indicated by A, in the figure
Draught is indicated by C, in the figure
Draught is indicated by D, in the figure
When a blackout occurs: what should be your first reaction?
Investigate the cause of the blackout
Inform the Chief Engineer
Inform the bridge about the reason for blackout, and expected time to restart.
Cancel audible alarms
On most ro-ro passenger ships there is no requirement to carry out drills with the passengers. What is the most effective ways of informing embarking passengers about the emergency procedures?
Information on boarding cards, public announcement on departure, posters in public areas and cabins, safety video running continuously
Posters in public areas and cabins, safety video running continuously
Information from the crew
Safety video and folders in tax free shops
What is mayonnaise made from?
Egg yolks, oil and lemon juice or vinegar.
Eggs and olive oil, beaten together.
Fromage Frais and lemon juice.
Egg whites, sunflower oil, balsamic vinegar and flour.
On a RoRo vessel, which of these stowage situations produces high friction that does not allow movement of the cargo?
A single tier of dunnage placed between vehicles and steel decks
Steel plates placed between vehicles and steel decks
Vehicles in direct contact with steel decks
Two tiers of dunnage placed between vehicles and steel decks
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
What name is given to the part of the discharging operation on an oil tanker when the last remaining contents of a tank or line are being pumped out?
Puddling
Purging
Lifting
Stripping
What are safety cones used for on a RoRo vessel,?
Guiding vehicles while parking on board
Guiding vehicles onto and off the loading ramp
All of the alternatives
If you observe 2 vehicles having an accident on car deck during loading, what should you do?
Call the police
Report immediately to the loading officer
Call the security officer
Call the captain
On a RoRo vessel, what must you ensure where the cap of a sounding pipe is flush with a ro-ro deck?
Sufficient vertical clearances between the sounding pipe cap and cargo lashings
Prohibit all cargo stowage around this area
Prohibit the stowage of general cargo around the area
Prohibit the stowage of wheeled cargo around the area
On a traditional crude oil carrier, it is possible to arrange the valves in the bottom of a pumproom so that cargo flows from one bottom line to another. When more than one grade of cargo is carried, what is the operational safeguard requirement regarding these valves?
That two valves must be closed on each line or a 'spacer' removed to ensure no direct connection between tanks.
That there is two valve segregation.
That one valve segregation is maintained at all times.
There is no so special requirement.
In the Beaufort Scale of Wind Force, what is the Beaufort number associated with the wind force known as a "Gale"? This should not be confused with a "Near Gale" or "Strong Gale"
Ten (10)
Nine (9)
Eight (8)
Seven (7)
To what Proof Load is an 80T SWL derrick tested?
85T
100T
95T
90T
Which part of the magnetic compass error changes with a change in the course steered?
All of the suggested answers
Induced magnetism
Variation
Deviation
What do you call the plan on board dealing with the distribution of the crew and their duties at fire fighting?
Emergency instruction
Alarm instruction
Fire distribution plan.
Safety plan
What is the M.T.M. ordered to do?
Writing down the sparepart numbers is not necessary
He is ordered to zip wash the heavy oil separator
He is to report to the 1. Engineer before changing any spare parts
He is to dismantle and clean the lub oil separator
Даний онлайн-тест складається з 90 випадкових питань із тестів CES 5.1 з обраної вами тематики.