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Home Online tests CES Oil tanker 2nd-Off / 3rd-Off Test online CES 5.1 for 2nd-Off / 3rd-Off, Oil tanker vessel
Online testing: Test online CES 5.1 for 2nd-Off / 3rd-Off, Oil tanker vessel
Online test
Description
The test consists of random questions on a selected topic.
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What is the minimum necessary condition for the start and permanence of an oil fuel fire?
The temperature is below the flash point
The temperature is below 100°C
The temperature is equal to or over the flash point
The temperature is above 250°C
Proteinic foams have the feature of being?
Of high expansion, not easily contaminated by hydrocarbons
Of low expansion, not easily contaminated by hydrocarbons
Of high expansion, made of tense-active compounds
Of low expansion, viscous and solid, easily contaminated by hydrocarbons
What is the inherent danger in welding/cutting in piping containing freon?
Depletion of the ozone layer?
Depletion of oxygen in the air?
Development of nitrous gases?
Development of explosive gases?
*What is the term used to designate the work that may cause heat, sparks or flames and that cannot be performed if specific compulsory precautions are not taken in places where nearby flammable products could be present?
Hot work
Flammable work
Machinery labour
Specially hazardous work
*What maximum suction head can be expected from a fire pump?
Approximately 1 metre
Any height, provided the pump has enough power
Approximately 5 metres
Approximately 10 metres
*Sanitary-, ballast-, bilge- or general service pumps may be accepted as fire pumps provided:
None of these pumps may be accepted as fire pump
They are not normally used for pumping oil
They have a capacity of at least 20 m3/h
They are fitted with automatic start connected to the fire alarm
What is the best place to store the international shore connection?
At a place easily accessible from the shore
In the engine room
In the wheelhouse
Together with the cargo hoses
A vessel where the engine personnel are in charge of the whole technical installation is due for a voyage to a cold climate area. What special precautions should be implemented with regard to fire line/pumps and use of same?
Instruct the personnel in routines to prepare the fire line system, e.g. closing all branches and the consequences of not draining the system after use
Implement special routines for starting fire pumps (e.g. local start/stop operation) to prevent the pumps from being started by mistake, resulting in filling the system unnecessarily
Drain all fire lines in areas that may be exposed to freezing temperature
All the mentioned alternatives
*What quantity of reserve fuel, if any, is to be available outside the main machinery space for a diesel driven emergency fire pump?
Sufficient amount for 2 hours of operation at full capacity
Sufficient amount for 24 hours of operation at full capacity
Sufficient amount for 6 hours of operation at full capacity
Sufficient amount for 15 hours of operation at full capacity
Whilst in the engine room you hear the CO2 release alarm, what action, if any, should you take?
Leave the engine room as quickly as possible, closing all doors behind you
Proceed to the engine control room and call the bridge for further instructions
Take no action as it is probably someone testing the system, as the fire alarm has not been sounded and the engine room is not on fire
As CO2 cannot kill you, secure your present work, then quietly proceed out of the engine room
Where is the Safety Certificates for ships to be kept?
In the Captain's office
Posted up in a prominent place onboard the ship
In the Captain's safe
In the Owner's office
What is the function of an OSC (OPA-90)
Incident Commander
Officer of Spill Command
Spill management
On the Scene Co-ordinator
Name three international conventions that cover the international shipping trades?
The three international conventions that cover the shipping trade is SOLAS 74/78, STCW 78/95 and MARPOL 73/78
The three international conventions that cover the shipping trade is SOLAS 74, STCW 78 and MARPOL 73
The three international conventions that cover the shipping trade is SOLAS 74, SOLAS 78 and STCW 78
There isn’t any international conventions that cover the shipping trade
What is the search system pattern called using 1 vessel?
Sector System
Lonely System
Single System
Square System
You are about to pass another ship in a close situation. What can happen in this situation?
Due to suction, the two ships will be sucked together
The two ships will be pushed towards the banks
The bow of your ship will be sucked towards the stern of the other ship
Your ship will not be affected in this situation
What is important to check when transferring a position from GPS to a chart?
Reading the position correct
Plotting the position correct
Make sure that the chart and the GPS use same datum
Make sure the map is updated
*Which one of the following requirements regarding lifebuoys corresponds to present SOLAS regulations ?
not less than half the total number of lifebuoys shall be provided with self-ignition lights.
all lifebuoys shall be placed in holders with quick-release arrangement
at least two lifebuoys on each side of the ship shall be fitted with a buoyant lifeline
at least one lifebuoy shall be placed in the vicinity of the bow
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 item among those below is included in the normal equipment of every lifeboat ?
an EPIRB
one life-jacket for each person
sea-charts and navigating equipment
a sea-anchor fitted with a shock-resistant hawser
Which one of the listed requirements regarding rescue boat equipment do not correspond to present regulations? The normal equipment of every rescue boat shall include:
a first-aid outfit in a watertight case
an efficient radar reflector
immersion suits for the number of persons the boat is permitted to accommodate
two buoyant rescue quoits attached to not less than 30m of line
In which way shall a survivor be hauled out of the sea?
In 45 degree angle
Horizontal
Vertical
None of the above
You are starting to get low on water in the lifeboat. What should you do?
Drink urine
Collect rain water
Use sea water
Mix sea water with 50% fresh water
What is the correct lifting technique?
Legs bent, back bent, using both back and leg muscles to lift
Legs straight, back bent, using back muscles to lift
Legs bent, back straight, using leg muscles to lift
Legs straight, back bent and twisted to the right or to the left while lifting
Diodes are widely used in rectification, or the conversion of alternating current to direct current. The sinusoidal input voltage V(in) is applied to the circuit shown. Which of the output voltages is correct ?
Figure 1
Figure 4
Figure 3
Figure 2
What is the purpose of the LD (low duty) compressors on an LNG carrier?
To deliver inert gas and to aid cooling down of the cargo tanks.
To transfer cargo vapour to the shore installation during loading operations.
To handle the LNG boil-off vapour for fuelling the boiler.
To discharging the LNG cargo at a slow rate.
A heat exchanger of the tube and shell type is used for cooling lubricating oil with seawater as the secondary fluid. Which of the options would indicate that the tube stack was becoming fouled (scaled or coked) rather than blocked?
An increased temperature difference between the seawater inlet and outlet and also between the lubricating oil inlet and outlet.
A reduced temperature difference between the seawater inlet and outlet and also between the lubricating oil inlet and outlet.
A reduced temperature difference between the seawater inlet and outlet and an increase in the temperature difference between the lubricating oil inlet and outlet.
An increase in the temperature difference between the seawater inlet and outlet and a reduced temperature difference between the lubricating oil inlet and outlet.
Which of the methods given in the options should be used as part of the check of the accuracy of a liquid filled thermometer used in the cold rooms of the ships provisions stores?
Immerse the thermometer in a mixture of distilled water and ice made from distilled water to check the zero reading.
Place the thermometer in a hole drilled into a block of ice to check the zero reading.
Place the thermometer in the meat room and check the reading when the refrigeration compressor cuts out.
Place the thermometer in the meat room and check the reading matches the thermostat setting when the liquid line valve closes.
According to SIGTTO publications, what is a typical accuracy for LNG pressure measurement equipment?
+/- 1,00 bar (which will apply within the MARVS of the tank)
+/- 0,0005 bar (which will apply within the MARVS of the tank)
+/- 0,0015 bar (which will apply within the MARVS of the tank)
+/- 0,50 bar (which will apply within the MARVS of the tank)
On a container vessel, with regard to the carriage of Calcium Hypochlorite what is not allowed under the IMDG Code?
Cargo transport units to be carried under deck
Calcium Hypochlorite packed and shipped in Intermediate Bulk Containers (IBCs)
Calcium Hypochlorite packed and shipped in bags
Packaging group II
On the figure 4 possible definitions of the term "BOLLARD" are given. Which one is the correct one?
Bollard is given by C on the figure
Bollard is given by D on the figure
Bollard is given by A on the figure
Bollard is given by B on the figure
When starting a flue gas plant on an oil tanker and after all intial checks have proved satisfactory, which of the following steps will be the first in the operation sequence?
Open air vent valve
Open the flue gas isolating valve
Open blower discharge valve
Start blower
When describing equipment used in oil tanker operations, what does the abbreviation "VECS" stand for?
Vapour Emission Control System.
Vapour Emission Calibration System.
Vapour Ejection Control System.
Vapour Emission Control Standard.
What is the main information we get from a Mollier diagram?
We get information about enthalpy, specific volume of vapour, liquid/vapour mixture, temperature of vapour when pressure is known and pressure in the cargo tank when liquid temperature is know.
We get information about enthalpy, specific volume of vapour, liquid/vapour mixture, temperature of vapour when pressure is known.
We get information about enthalpy, specific volume of the liquid and latent heat.
We get information about specific volume of vapour, liquid/vapour mixture, temperature.
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
How could you calculate the Stowage Factor of a cargo commodity after loading in a General Cargo vessel?
By dividing the volume of the space used by the tonnage of the commodity loaded
By dividing the gross tonnage of the space by the area of the commodity
By dividing the area of the space by the tonnage of the commodity
By dividing the gross tonnage of the space by the volume of the commodity
What should be done after discharging coal with a high sulphur content from a bulk carrier?
Areas of corrosion in the cargo holds should be noted
An inspection of cargo hold areas prone to cracking should be carried out
An inspection of cargo hold areas prone to fatigue should be carried out
Cargo holds should be thoroughly washed and cleaned
Most search patterns consists of:
Vertical tracks
Parallel track covering a rectangular area
Horizontal tracks
Vertical and horizontal tracks
Indicate the correct name for the part marked on the sketch:
Crankshaft
Turbocharger
Air cooler
Cylinder head
Under what circumstances would you remove guards and safety devices from machinery?
To allow the shaft to be seen to confirm the machine is running.
When they are rattling and vibrating.
When the safety devices keep stopping the machinery
During overhaul and maintenance procedures.
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
During bilge pumping operations the pump suction gauge indicates a high vacuum. What is the most likely cause of the high vacuum reading?
Leaking pump gland.
A glogged bilge strainer.
A hole in the suction line.
Broken suction gauge.
You are on a power-driven vessel underway in open water. You sight these lights on the port bow, on a steady bearing. The distance is closing. What are you looking at and what action will you take in compliance with the International Regulations for Preventing Collision at Sea?
This is a power-driven vessel, more than 50 metres in length or less than 50 metres in length and showing a second masthead light, restricted in her ability to manoeuvre. The sidelight of a second vessel can be seen beyond her. Under rule 18, I am obliged to keep clear of the first vessel and will therefore take appropriate avoiding action.
This is a power-driven vessel engaged in towing, less than 50 metres in length, length of tow under 200 metres and the tow, both being restricted in their ability to manoeuvre, seen from the starboard side. Under rule 18, I am required to keep clear and will take appropriate avoiding action.
This is a power-driven vessel engaged in towing, more than 50 metres in length or less than 50 metres in length and showing a second masthead light, length of tow 200 metres or more, not under command. I will keep clear under rule 27.
This is a power-driven vessel engaged in towing, more than 50 metres in length or less than 50 metres in length and showing a second masthead light and the tow, the combined length of which is under 200 metres. The towing vessel is restricted in her ability to manoeuvre. I am seeing their starboard sides. The bearing is steady and risk of collision therefore exists. I will maintain my course and speed under rule 17.
Prior to its partial removal in a water scrubber, what is the approximate Sulphur Dioxide content of flue gas produced by the combustion of fuel oil?
250 ppm.
12,000 ppm.
1,000 ppm.
2,000 ppm.
What gives the condenser pressure in a 1 stage direct cooling plant?
It is the seawater temperature that gives the condenser pressure in a 1 stage direct cooling plant.
It is the cargo temperature in the cargo tank that gives the condenser pressure in a 1 stage direct cooling plant.
It is the seawater flow in the condenser that gives the condenser pressure in a 1 stage direct cooling plant.
It is the cargo vapour temperature that gives the condenser pressure in a 1 stage direct cooling plant.
If the high PPM alarm is actuated on an automatic O.W.S. What should happen?
The sludge pump stopped.
Overboard discharge is stopped.
Overboard discharge continues.
The oil outlet valve opens.
What is the main fixed fire-fighting system on a car deck?
Water sprinkling
Halon
CO2
Dry powder
Which of the following should be available alongside the hand-washing facilities in the galley?
A bacterial liquid soap dispenser.
A mirror.
A light with a waterproof switch or pull chord.
A re-usable cotton towel on a rack.
What indicates the correct weight of a wrongly declared container?
The container CSC plate
The ship’s loading computer
Strain gauges fitted to the shore gantry cranes
The tare weight stamped on the container
Which of the following cuts of beef is taken from the shoulder?
Rump
Brisket
Chuck
Silverside
What is "DRAUGHT", in the figure?
Draught is indicated by D, in the figure
Draught is indicated by C, in the figure
Draught is indicated by B, in the figure
Draught is indicated by A, in the figure
What name is given to the "energy" that a person "burns" during the day and which is replaced in the amount and type of food he eats?
Cellulose.
Callibres.
Canapes.
Calories.
Why is it important to have an efficient fire patrol system on board passenger ships?
To ensure that an outbreak of fire may be prompltly detected
To control that passengers adhere to smoking regulations on board
To verify that the automatic fire-detection system is working properly
To show passengers in public areas we are on duty 24 hrs
Indicate the correct name for the part marked on the sketch:
Push rod
Connecting rod
Rocker
Main bearing
Most maintenance and repair tasks carried out onboard ship require a permit to work which will include a full risk assessment. Where would an engine room rating find out about the precautions that are required as a result of the risk assessment for a particular task?
Code of Safe Working Practices (COSWP)
Ships Safety Management Manual (ISM Code procedures)
Chief Engineer’s standing orders.
Engine room log book.
When preparing the hold of a bulk carrier for cargo when that hold has previously been ballasted, which of the following must be checked
The ballast lines must be blanked off and the bilge lines opened and tested
Previous cargo swept out
The heating coils fitted
Paint coating re- painted
What does the abbreviation "SBT" stand for in the context of the construction and layout of an oil tanker?
Segregated Ballast Tank
Specified Ballast Tank
Strengthened Ballast tank
Single Barrier Tank
As per SOLAS requirement fast rescue boats shall be constructed in such a way that:
They will not capsize
They are self righting
They are self righting or capable of being readily righted by its crew
They can be righted by 5 persons
What would you do if you were told that cargo on a flatrack has a tendency to deform or to compact during the voyage?
Slacken the cargo securing gear
Reject the cargo
Ensure that the cargo is secured as per shipper’s instructions
Accept the cargo as it is and clause the mate’s receipt accordingly
What will happen if you overload the plate in a microwave?
Standing time will need to be doubled.
You will need to double, or even treble, cooking times and accept that the outer parts of the food will be overcooked.
Cooking will be uneven and there will be "cold spots" in the food.
The oven will not work in automatic mode.
Before commencing ballasting for departure, the cargo tanks are surveyed. The small amounts of cargo left in the cargo tanks are referred to as "ROB". What does this abbreviation mean?
Remaining oil and ballast.
Residues on board.
Remnants on board.
Remaining on board.
Which of the following symptoms would indicate that the filter drier in a refrigeration circuit has become blocked?
A hammering noise from the drier.
A pressure rise before the drier.
A large temperature drop across the drier.
A hammering noise from the compressors.
What would be the effect of a large GM on a ro-ro vessel?
The possibility of assuming an angle of loll
A stiff ship with a quick roll period
An adverse affect on seaworthiness
The possibility of capsizing
When would the cargo tanks of an LNG carrier normally be inerted?
Immediately after every cargo discharge operation.
Immediately before any of the ship's personnel enter the cargo tanks.
Before gas freeing for maintenance and inspection and after completion of the maintenance and inspection.
Immediately before every cargo loading operation.
Where will you find the Dangerous Goods List?
In chapter 3.6 of the IMDG Code volume 2
In SOLAS 74/88
In chapter 3.2 of the IMDG Code volume 2
In the Cargo Securing Manual
Which is the most important factor in the safety awareness of the ships crew?
The safety awareness of the senior officers
The level of emergency-preparedness
The quality of emergency drills
The shipboard training provided
Where would you find the document relating to the "Condition of Freeboard Assignment" onboard?
With the Loadline Certificate.
With the Structural Survey File.
With the Classification Records.
With the Safety Construction Certificate.
What should be the status of the suction and discharge valves when starting a centrifugal pump?
Suction valve open and discharge valve closed
Suction valve closed and discharge valve open
Both valves open
Both valves closed
Which of the following statements is incorrect with regard to loading bagged fishmeal?
Cargo holds should be free of cargo residues
Cargo holds should be free of infestation
Dunnage is not required
Cargo holds do not require ventilation
How could your menus best contribute to reducing the number of dental problems amongst the ship's crew?
By ensuring that at least two portions of vegetables are available with every meal.
By limiting the use of sugar-rich foods and beverages and those containing high levels of starch.
By increasing the amount of red meat served on board.
By ensuring that a minimum of 1.5 grams of salt per person is included in the daily menu.
The fire control draft on board is called the «safety plan» and shall be posted onboard. In port, a copy of this plan shall in addition be available from somewhere else. Where shall this copy be available?
Handed over to the surveyors.
At the gangway.
In the engine control room
On the terminal
At what temperature is it recommended that frozen meat should be stored?
-45 degrees Celsius.
Between -5 and -10 degrees Celsius.
-20 degrees Celsius.
0degrees Celsius.
What does the Captain think about the Chief Mate's question?
He wants the OS to train as helmsman today, because they are sailing in open waters and there is not much traffic in the area
He does not want to train the OS as helmsman because there is too much traffic in the area
He does not want the OS to go on watchkeeping duties next week because they are sailing in open waters
He thinks, it is not a bad idea to sail in open waters because the traffic in sparse
What is the first action that should be taken by the rating on boiler watch in the event of a flame failure on the boiler?
Notify the bridge
Stop the feed water pump
Call the engineer on watch
Call the chief engineer
When considering instrumentation systems, what is a typical symptom of a fault with the span of an instrument?
100% output is accurate, but Zero-point is wrong
Zero-point is accurate, but 100% input is not giving 100% output
Zero-point and 100% are correct, but not at mid - range
Linearity problems
A compressed air supply system has two automatically controlled air compressors. When demand is high both compressors are needed to meet the delivery requirements. What is the best method for controlling the compressors to meet a varying, but intermittent demand?
Start and stop of the compressors controlled by timer switches.
Continuous running of both compressors and the use of unloading devices.
One compressor running continuously with the other on standby.
Sequential start initiated by pressure switches set at different switching pressures.
What is the name of this unit?
A liferaft release unit
A hydrostatic release unit
An antistatic release unit
A slip hook
What type of component does this graphical symbol illustrate?
Pressure-reducing regulator.
Pressure relief valve
Flow controller
Pressure switch
While assisting the watchkeeper with routine cleaning of the fuel oil separator the watch rating is requested to clean the plate stack. Which of the options given is the preferred method for such a task?
With the plate stack in position fill the purifier bowl with clean diesel oil and quickly switch it on and off to wash the plates.
Soak the dirty plates in a solvent for an hour and then stand them on the engine room deck to drain off.
Soak the plates in a suitable solvent until all of the dirt has loosened off and wipe clean with rags.
Scrape the plates as clean as possible with a packing knife and then wash them with a high pressure water hose.
On modern chemical tankers, nitrogen is often used to achieve a super-dry atmosphere within a cargo tank prior to loading. Sometimes however, equipment delivering a special air supply is fitted and available for this same purpose. What does this equipment do?
It injects nitrogen into the air.
It supplies super-cooled air.
It filters carbon-dioxide out of the air.
It supplies de-humidified air.
When considering the successful delivery of a perishable cargo, select, from the options given, the thing over which the carrier has least control.
Relative humidity in the hold.
Carriage temperature.
Gas content in the hold atmosphere.
Commodity condition.
What will you do if you are helmsman and the OOW (officer on watch) gives you the order: “Port 20” and after a while the order: "Ease to 10"?
Turn the wheel until the rate of swing of the ship is 20 degrees per minute and then after the second order, reduce the wheel to make it swing at only 10 degrees per minute
Change the compass course to a new heading which is 20 degrees to port of original heading and then after the second command reduce it to only 10 degrees to port of original heading
Apply the wheel to alter the course 20 degrees to port and then after the second command change the heading a further 10 degrees
Apply 20 degrees of rudder towards port and then after the second command reduce the wheel to 10 degrees.
What is the most suitable type of packing for a shaft gland of a pump used for seawater duties?
Greasy cotton packing.
Mica impregnated cotton packing.
PTFE rope packing.
Lead covered hemp packing.
What action should you take if you have a flash-back during gas welding?
Run for your life.
Close the regulator valves immediately, oxygen first.
Cool the bottles down with water.
Use a portable fire extinguisher.
On the figure 4 possible definitions of the term "FORWARD SPRING" are given. Which one is the correct one?
Forward spring is given by D on the figure
Forward spring is given by A on the figure
Forward spring is given by C on the figure
Forward spring is given by B on the figure
What was going to happen at 4 o' clock in the afternoon?
The ship would be due to sail
All travelling expenses would then be covered by the owners
All the papers would be checked
Everything had to be under control at that time
What is meant when a vessel is said to have sinkage?
Sinkage is the extra draft a vessel obtains when she is comparatively heavily loaded amidship.
Sinkage is the deepest draft a vessel obtains aft when moving through the water.
Sinkage is the extra draft a vessel obtains when she is comparatively heavily loaded both ends.
Sinkage is the change in draft a vessel obtains when moving through the water.
What is the advantage of a large ship?
They are economical to operate
They cope with emergency situations on VLCCs
They contribute to safer transportation
They are easy to operate and manoeuvre
Which of the following items must be included in each fire drill?
Reporting to stations and preparing for the duties described in the muster list
Starting a fire pump using at least the two required jets of water to show that the system is in proper working order
All the items mentioned
Checking fireman-s outfits and other personal rescue equipment
You are in charge of loading a product tanker equipped with segregated ballast tanks, SBT.How can you find out if there is a leakage between the cargo and ballast system?
Use the Oil Discharge Monitoring Equipment (ODME)
Use an oil/water interface detector
Check the surface of the ballast for oil after the ballast tanks have been filled
Check the cargo tanks for water prior to loading
The driving water pressure is very important to maintain good efficiency when using the ejector for stripping. Where can you find information on board telling you the recommended pressure?
No special recommendation.
It is stamped on the ejector device.
The ship’s cow manual and ejector’s performance curves.
It all depends on the cargo.
This online test consists of 90 random questions from CES 5.1 tests on a topic of your choice.