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Home Online tests CES Oil tanker Deck Support Test online CES 5.1 for Deck department, Support level, Oil tanker vessel
Online testing: Test online CES 5.1 for Deck department, Support level, Oil tanker vessel
Online test
Description
The test consists of random questions on a selected topic.
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*Which of the following statements applies to fire doors in main vertical zone bulkheads and stairway enclosures in passenger ships?
They shall be of the self closing type
They shall be capable of closing with an angle of up to 3, 5° opposing closure
They shall be capable of being closed from a control station
All the mentioned alternatives
Inmarsat Telex Service code ‘33’ can be used:
when the coast-station is disfunctional
to ask for ‘maritime enquiries
Don't know
when technical problems are experienced with the Inmarsat-terminal
Where several rescue units are engaged in a search and rescue operation, one of will be designated as the On-Scene Commander (OSC). Which of the following descibes how this appointment will be made?
The role of OSC can only be taken by a naval ship with suitable command and control capability. In many regions, such vessels are permanently assigned on stand-by to assume such a role.
The first rescue unit to arrive at the scene will normally assume the role of OSC, until the unit appointed as OSC by the RCC is in a poisition to assume the role.
The OSC will initially be a controlling aircraft. Once a suitable vessel is on scene, the responsibility will be passed to them.
The OSC will always be designated by the appropriate Rescue Coordination Centre. No other vessel may assume the role at any time.
For which ships is the MARPOL convention applicable?
For all vessels.
For all vessels except passenger vessels.
For all vessels except those engaged in coastal trade.
For tankers and other vessels carrying persistent oil as cargo.
You are on a vessel 10 nautical miles off the coast of Algerie, in the Mediterranean Sea. Are you allowed to dump food waste overboard?
Yes, all kind of food waste can be dumped overboard
Yes, the food waste can be dumped if it is ground so that the resulting particles can pass through a screen with 50 mm openings
No, food waste can not be dumped overboard
Yes, the food waste can be dumped if it is ground so that the resulting particles can pass through a screen with 25 mm openings
Which of the four figures illustrated shows the correct position line for the following situation: Latitude 50°00'N, Longitude 30°00'W, Time 1200 GMT. Course steered: 090° True, Speed: 12 knots, bearing of the sun: 200°, Intercept correction: 00°02' Towards (observed altitude - computed altitude).
Figure 2 is correct.
Figure 3 is correct.
Figure 4 is correct.
Figure 1 is correct.
You are Sen.Off.Deck on vessel "A" and your cargo is iron ore. The vessel is in narrow waters and you have been in a collision with vessel "B" causing your vessel to take in water. How will you act to save the vessel and the cargo?
Call main office for help
Navigate the vessel on ground as soon as possible
Call tug boats for help
Try to discharge the incoming water
Your ship is drifting in open sea with temporary engine malfunction. You are equipped with precise navigation equipment. What should you do in this situation?
Go to bed and wait for the engine to be ready
Use the opportunity to plot direction and rate of drift for later use
Call the company immediately
Ask the Chief Engineer when the engine will be ready
The ship is navigating in dense fog where the visibility is less than one mile. The Arpa radar is set on a range 12 miles on a course of 314 degrees and own ship has a vector as shown. What is the vector mode selected on the Arpa?
Relative vectors, ground stabilised
True vectors
Relative vectors.
Relative vectors, sea stabilised
As per SOLAS regulations, the general emergency alarm system must be tested:
Every 3 weeks
Every week
Every 2 weeks
Every month
When is a vessel deemed to be cargo worthy?
When the hatch covers and/or hatch pontoons are weather tight
When the vessel’s Safety Construction Certificate is valid
When the hatch covers and/or hatch pontoons are watertight
When all her certificates are in order
Which of the following can cause an unprecedented list at sea?
Heavy weather
Ballast water exchange
Turning the vessel
Shift of cargo
Does OPA90 apply to vessels engaged in carrying liquefied gas?
Only if the carrier carry HC-products.
OPA90 apply to all ships.
OPA90 apply only to oil tankers.
OPA90 apply only to non-American flag vessel.
The inert gas system shall be capable of delivering inert gas to the cargo tanks at a specified percentage in relation to the cargo discharge rate. What is that percentage?
Equal to the cargo discharge capacity.
At least 135% of the maximum discharge capacity.
At least 150% of the maximum discharge capacity.
At least 125% of the maximum discharge capacity.
What is the purpose of the decanting line between two slop tanks on an oil tanker that is using water for the washing of the cargo tanks?
To enable the filling of the secondary slop tank via the primary slop tank.
To enable most of the recovered oil to be retained in the primary slop tank, while the cleaner part of the water will flow into the secondary slop tank, where it can be re-used as wash-water.
To enable both the primary and secondary slop tank to be filled without using the main cargo lines.
To avoid a build-up of static electricity during water washing, caused by air being drawn in as the primary slop tank empties.
Choose the option which most accurately completes the following statement. The expansion tank in a closed cooling water system is designed to maintain a positive head on the system and also to……
Provide an air cushion
Reduce the water temperature
Reduce the water turbulence
Allow for changes in water volume due to temperature variation (expansion)
Whenever ro-ro/car decks are unattended the following applies:
Fire detection systems should be switched on, Deck and engine crew should be trained in the use of the drencher systems and their operation, Continous monitoring of ro-ro/car decks by Closed Circuit Television (CCTV) or regular fire patrols should also be in place, All fire doors should be kept closed on ro-ro/car decks when the vessel is at sea
Fire detection systems should be switched on, Continous monitoring of ro-ro/car decks by Closed Circuit Television (CCTV) or regular fire patrols should also be in place, All fire doors should be kept closed on ro-ro/car decks when the vessel is at sea
Continous monitoring of ro-ro/car decks by Closed Circuit Television (CCTV)
Fire detection systems should be switched on, All fire doors should be kept closed on ro-ro/car decks when the vessel is at sea
What are the basic cargo stowage requirements for a small consignment of household cleaning products when loaded on a General Cargo Vessel?
Stow away from any other chemicals
Stow away from foodstuffs
Stow next to bagged grains
Stow on deck only
Generators work on the principle of electromagnetic induction. The internal e.m.f. generated in the phase windings of an a.c. generator is controlled by:
The internal volt drop and the residual magnetism.
The internal volt drop and the load current.
The diesel speed and excitation current.
The diesel speed, magnetising force and load current.
What arrangement may be installed in passenger ships to reduce unsymmetrical flooding in damaged condition?
Self acting ballast trimming arrangement
Separate trim tanks
Ballast trimming system
Cross flooding arrangement
On a RoRo vessel, what must be considered when planning the loading of ro-ro cargoes on ramps?
SWL and loading limit of the ramp and Minimum clearances for the operation of ramp doors
The extent of lashings due to the ramp slope
Cargo volumes
If all indications are that a cargo has been received without damages, irregularities or short shipment and the phrase "apparent good order and condition" are entered on the Bill of Lading, what type of Bill is this said to be?
A clean Billl of Lading.
An endorsed Bill of Lading.
A Due Title Bill of Lading.
A Bill of Lading completed for shipment.
What do you understand by the term Slewing?
Making the grab bucket/hook move up and down.
Making the complete crane move port and starboard.
Making the crane jib move up and down.
Making the crane jib move from side to side.
What is the two letter signal, to be used by flags, radiotelephony or radiotelegraphy, meaning "Calling All Ships".
AS
CQ
TT
CA
If Master finds reason to doubt whether the agent is giving the vessel's interest full and proper attention he should:
Report the matter to the harbour Master
Report to the vessel P & I club
Investigate the matter carefully and report the findings to the company
Change the agent
When ballasting operations are about to start on a bulk carrier, what important checks must be made?
That all air pipes are open and that the pipeline and valve system is correctly set up
That the vessel is even keel and upright
That the cargo operations are completed
That the hold bilge system has been cleaned and the access ladders checked
Emergency instructions in appropriate languages shall be posted in passenger cabins. What information shall as a minimum be included in the emergency instructions?
Name of cabin attendant
Escape routes and alarm signals
The method of donning life-jackets, escape routes and alarm signals
Where to find thermal protective aids
What does the Captain mean?
Set the engine to dead slow ahead, and change the course 10 degrees to port
There is a dead slow in front of the ship, 10 degrees to port
Set the engine to dead slow, and set the rudder angle at 10 degrees to port
There is a dead slow in port number 10
A high speed diesel engine operates with a monobloc inline high pressure fuel pump consisting of a number of helical type pump units contained in a single housing. From the options given select the method which is the most common one available for adjusting the fuel timing onboard where no specialist setting up equipment is available.
Adjustment of the HP fuel block by adding or removing shims between the pump and the engine block.
Adjustment of the height of the individual fuel pump elements within the pump block
Adjustment of the drive coupling to the driven coupling for the HP fuel pump using reference marks to No 1 cylinder TDC.
Adjustment of the fuel rack position for the complete HP pump unit.
What is a low location lightning system?
A light system powered by battery or fluorescent signs mounted at deck level indicating the way to the nearest exit
A system displaying the escape route from all cabins by light points in the ceiling, powered by battery
An illumination system for all corridors in cabin areas
An emergency illumination system that illuminates all deck areas to a minimum
Why do all gas carriers have deepwell or submersible cargo pumps?
The use of electric motors.
It is not permitted to have cargo pomp-room below the upper deck.
To avoid having cargo pipes in cargo tanks.
It is cheaper and less complicated than pump-room.
A 6-Volt relay is to be used with a 12-Volt power supply. The relay requires a current of 0.1 Amp. What is the series resistance required.
480 ohm
120 ohm
80 ohm
60 ohm
According to the ISGOTT definition, what is "volatility"?
The tendency of a crude oil or petroleum product to produce gas.
The ability of a crude oil or petroleum product to resist ignition.
The measure of a crudre oil or petroleum product's vapour pressure.
The tendency of a crude oil or petroleum product to ignite.
On the figure 4 possible definitions of the term "AHEAD" are given. Which one is the correct one?
Ahead is given by C on the figure
Ahead is given by B on the figure
Ahead is given by A on the figure
Ahead is given by D on the figure
Fully pressurised ships are fitted with type "C" tanks. What is the normal design pressure?
Design pressure of about 12 barg
Design pressure of about 2 barg
Design pressure of about 15 barg
Design pressure of about 18 barg.
What is the main fixed fire-fighting system on a car deck?
Water sprinkling
Halon
CO2
Dry powder
What effect will a low operating temperature of the boiler feed water system have on the condition of the feed water supplied to a high pressure boiler?
It will cause the amount of chlorides in the feed water to increase.
It will cause the amount of dissolved oxygen in the feed water to increase.
It will cause the amount of total dissolved solids in the feed water to increase.
It will cause the pH value of the feed water to increase.
Which plan shows the position of the vertical and longitudinal centres of gravity for each cargo compartment of a Bulk Carrier?
Shell expansion
Line drawing
Vessel stability book
Capacity Plan
The operation of a diesel engine is controlled by a mechanical-hydraulic, compensated speed sensing governor. How will the governor control be affected if the compensation needle valve is closed in and the engine load changes?
The governor will hunt resulting in erratic engine speed control.
Engine speed control will be sluggish.
A change in load will not affect a speed sensing governor.
Altering the compensation needle valve has no effect on speed control.
When loading a General Cargo ship, what do logs, fishmeal, scrap metal and bales of cotton have in common?
They are all capable of causing oxygen depletion in the cargo holds
They are all liable to spontaneous combustion
Fires caused by these cargoes cannot be extinguished using carbon dioxide gas
They contribute to ship's sweat
A positive displacement, rotary type, volumetric flow meter reads low with an error reading of 1% when used to measure flow of heavy oil and 2.5% when used to measure the flow of diesel oil. From the options given select the most likely cause of this difference in error?
The lower mass of diesel oil results in a lower reading.
The higher viscosity of the heavy oil is slowing down the rotary element in the meter.
The low lubricity of the diesel oil is increasing the friction in the rotating element and slowing the rotor down.
The meter is worn internally.
A General Cargo vessel develops an angle of loll while loading a heavy item of deck cargo alongside; what is the action to be taken ?
Stop cargo, increase FSE in tanks, lower weights within vessel and fill small ballast tank on high side of vessel
Stop cargo, reduce FSE in tanks, lower weights within vessel and fill small ballast tank on high side of vessel
Stop cargo, increase FSE in tanks, lower weights within vessel and empty small ballast tank on low side of vessel
Stop cargo, reduce FSE in tanks, lower weights within vessel and fill small ballast tank on low side of vessel
A very dusty cargo is to be loaded on a bulk carrier; what precautions on deck should be included?
No access allowed onto main deck
Decks washed down regularly
All cranes, deck houses and storerooms fully closed down to prevent entry of dust
No extra precautions need to be taken
Which of the following areas may be possible restricted areas? (Review all answers)
The Cargo control room
The Bridge
All alternatives
The Engine control room
What is the minimum number of independently driven fire pumps that must be provided on passenger ships of 4000 tons gross tonnage and upwards?
3
4
5
2
What is a "colander" used for?
To drain the water off food.
To stir foods during cooking.
To hold different foods together during barbequeing.
To test the temperature of food during cooking.
What are the operational requirements for a fast rescue boat?
It shall be transferable on each side of the vessel
There is no requirement for a launching appliance
It shall be served by a launching appliance to launch and retrieve the boat in still conditions
It shall be served by a suitable launching appliance to launch and retrieve the boat even under severe adverse weather conditions
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.
Which of the given options is the approximate value of the flammable range for Methane measured as a percentage volume in air?
5.3 - 14.0% by volume.
2.6 - 12.4% by volume.
3.5 - 13.0% by volume
1.4 - 10.8% by volume
If a cargo leak occurs onboard a liquefied gas carrier it is likely that a 'white' vapour cloud will form. What makes the vapour cloud look white?
Condensation of nitrogen in the air.
Condensation of cargo vapour in the air.
Condensation of oxygen in the air.
Condensation of water vapour in the air.
Car decks on board ro-ro passenger ships are nomally closed during sea passage. Why are passengers not allowed to be on the car-deck during sailing?
Vehicles and other cargo can shift when the ship is rolling. Persons may be trapped between vehicles or cargo.
To prevent burglary and damage to cars
If the car decks are empty, it will be easier for the crew to locate all passengers in case of an emergency
In case of an emergency situation it can be difficult for passengers to escape. Vehicles, lorries, trailers and other cargo are maybe lashed and it is a substantial chance for passengers to get injured. Vehicles and other cargo might also shift when the ship is rolling.
What is the meaning of "make fast"
To secure a rope
To coil a rope
To avoid all meals
To act quickly
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 should a master agree to load a cargo of concentrates?
When he is fully satisfied that the actual moisture content of the cargo is less than the Transportable Moisture Limit (TML)
After a laboratory analysis of the cargo has been carried out
As soon as the cargo holds have been passed for loading
Once the actual moisture content of the cargo has been declared by the shipper
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.
Where shall you be able to activate the ship security alert system on board passenger ships?
Captain's office
Navigation bridge
From the navigation bridge and in at least one other location
Captain's- and Chief Officer's office
What will immediately diminish the function of a dovetail fitting?
Signs of corrosion of the adjacent deck plating
Rust stains around the welded seam
Signs of pitting
Chamfered or waved edges
Which type of material is normally used in the construction of a cargo tank designed for transporting LPG at atmospheric pressure?
Stainless steel.
Aluminium.
9% Nickel steel.
Carbon-Manganese steel.
The Declaration of Security:
Details a ship’s security measures.
States the reporting procedures to government contact points.
Identifies the security responsibilities of shipboard personnel.
Addresses the security requirements shared between ships or between a port facility and a ship.
Which statement about the garbage record book is true?
Each entry is to be written in the language of the ship's flag state
It is required by all ships on International voyage
Each entry is to be signed by the Master
It is used to record all operational and accidental garbage discharges
Which of these types of information is considered sensitive?
Ship schematics and HR policies.
Planned maintenance schedule and emergency response procedures.
Voyage itinerary and departure and arrival times.
Way points and training records.
The water content of inert gas is important when the gas is used for cargo tank inerting and drying operations on a liquefied gas carrier. Which drier arrangement for the inert gas will result in the lowest water content and dew point of the inert gas?
An absorption drier followed by a refrigerated drier in series can reduce the dew point down to less than minus 40 degrees C.
A refrigerated drier on its own can usually reduce the dew point to less than minus 40 degrees C.
A refrigerated drier followed by an absorption drier in series can reduce the dew point to less than minus 40 degrees C.
A refrigerated drier and an absorption drier operated in parallel can reduce the dew point to less than minus 40 degrees C.
What is the advantage of a transmitter with a narrow measurement range?
Do not need any calibration
Easy installation
Lower purchase cost
Better linearity and increased accuracy
When considering how to deal with cargo residues during hatch cleaning at sea on a Bulk Carrier, what is the most careful consideration?
There are no restrictions on discharge of cargo residues to sea
Follow actions of previous crews
Consult MARPOL handbook and the vessels Safety Management System (SMS) for guidance
Check procedures and Arrangements manual
What is the meaning of the term purification?
Separation of solid contaminants from a liquid.
Cleaning a liquid.
Separation of two insoluble liquids with different densities, and at the same time removing of solids.
Operation as the 2.nd separator in a serial system.
What could be the cause of a refrigeration compressor running continuously even though normal temperatures for the cold rooms have been reached?
Low-pressure cut-out is stuck in closed position.
High-pressure cut-out is stuck in open position.
The differential pressure switch for the lubricating oil pressure cut-out is stuck in the closed position.
Solenoid valve before the expansion valve stuck in closed position.
What are Primary fenders, with regard to ship-to-ship transfer operations?
Primary fenders are large fenders meant to float between vessels and absorb considerable impact
Primary fenders are tyre-type fenders kept on deck for emergency use
Primary fenders are small fenders suspended between the ships' bows or stern to protect from inadvertent angular contact
Primary fenders are fixed to the bow of an attending tug (if any)
After the discharge of Lube Oils, Lube Oil Additives, Phthalates and Olefins and before the loading of "high-spec" cargoes on a chemical tanker, what particular test might be expected to produce unsatisfactory results during initial wall-wash analysis?
Odor.
Non-volatile matter.
Hydrocarbons.
Color.
Cargo Gear/Cranes should at regular intervals be thoroughly examined and load tested by a recognised company/yard. How often should such examination/load test take place?
Every 5th year.
Every 4th year.
Every 2 1/2 year.
Annually.
On a Container vessel, what precautions should be taken when cashew nut shell liquid has spilled out of a container?
Avoid skin contact and inhalation of toxic fumes
Cool the container from as far away as possible
Approach the container wearing a chemical protection suit
Clean up the spillage wearing rubber boots and safety gloves
We say the centrifugal pump cavitates when:?
When the liquid accelerates from the suction side.
When the NPSH is variable.
A reduction of the flow.
We have negative pressure on the inlet side of the pump.
Would there ever be the need for two lookouts on the Bridge watch?
Yes, possibly when there is dense fog and heavy traffic.
Never necessary
Every night there should be two lookouts, one on each bridge wing.
No, one lookout is sufficient even in fog
What action should be taken if a purifier starts to vibrate heavily during normal operations?
Leave the purifier running and check it again after its next scheduled sludge cycle.
Stop the purifier and then restart it
Change the flow rate.
Stop the purifier immediately. Check the machine for fouling or mechanical damage. Do not restart until cause is identified and fault rectified.
You have just completed the discharge of a cargo of Lube Oil additive and are clearing the ship's lines to shore. What piece of equipment can be fitted between a drain cock and the air line to safely release any excess pressure before disconnecting the air line?
An expansion valve.
A reducer.
A quick-coupling.
A three-way valve.
Which statement about IED’s is true?
All IED’s have four common components.
IED’s don’t cause serious damage.
All IED’s look alike.
IED’s are difficult to manufacture.
What should you ensure prior to battening down hatches for sea passage?
That cargo hold bilges are empty
That cargo clusters have been removed from all cargo spaces
That cargoes have been stowed according to the stowage plan
That hatch ventilators have been closed
What is a "closed discharge" operation on an oil tanker?
A discharge operation which is commenced with all manifold and tank valves on the vessel initially set in the closed position
A discharge operation carried out without opening any lids or sighting ports and where gauging is performed either by a fixed system or by a portable system gaining access through a vapour-lock.
A cargo discharge which is performed to a shore tank directly adjacent to the berthed vessel and which is wholly controlled by a terminal operator
The pumping of tank washings, conducted through underwater discharge outlets only
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.
What does this flag mean?
My vessel is stopped and making no way through the water.
Yes (affirmative).
I wish to communicate with you.
I have a diver down; keep well clear at slow speed.
What is the Fitter asked to do?
The portable air pump is out of order
He is to empty the hydraulic oil into the sea
He is to check the heater for the hydraulic oil
He looks for oil drums under the forecastle
What letter is represented by this flag and what is it's meaning when displayed by a vessel in port?
P - All persons should report on board as the vessel is about to proceed to sea.
P - I require a pilot.
W - All persons should report on board as the vessel is about to proceed to sea.
S - I am operating astern propulsion.
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 ensures the safe operation of twistlocks?
The spring holding the twistlock cone in the ‘neutral’ position being resilient
The spring holding the twistlock cone in the ‘closed’ position being resilient
The spring in any position of the twistlock cone being stretched to its maximum limit
The spring holding the twistlock cone in the ‘open’ position being resilient
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.
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
What is the function of a lashing plate?
A means of securing turnbuckles
A means of securing butteresses under-deck
A means of securing lashing chains
A means of securing the hatch covers
Which of these are indications that a parcel is suspicious?
The parcel came from Joe in the safety department and arrived quicker than expected.
"The parcel is wrapped in clean, brown paper and is addressed to a crewmember from his wife."
"The parcel is addressed to no one in particular, arrives unexpectedly and seems heavy for its size."
The parcel smells like chocolate.
During bunker transfer operations, deck scuppers should be:
Plugged when required
Plugged to prevent spilled oil flowing overboard
Only fitted to the side of the vessel that bunkers are being loaded
Attended by crew to collect any spilled oil that approaches
"Which of these precautionary measures can reduce the threat of piracy, if implemented?"
Plan to arrive at port at night.
Sail at full speed.
Turn off all of the ship’s lights at night.
Stay at least 15nm away from the shore.
What is the name given to a liquid, in which the bones of a fish, poultry or meat carcass have been boiled, along with some vegatables, to be used later as the basis of a soup or sauce?
Stop.
Stock.
Broth.
Block.
This online test consists of 90 random questions from CES 5.1 tests on a topic of your choice.