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Tests en ligne : Test for Deck department on Oil Tanker (CES v6.0)
1
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Le test comprend 80 questions aléatoires.
Total de questions sur ce sujet : 470
Total de questions sur ce sujet : 470
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When keeping a lookout, what would be the correct understanding of the question “What is the aspect of the other ship”?
The question is requesting some indication of the direction the other ship is heading.
The question is requesting some idea of how far away the other ship is from your own ship.
The question is requesting where on the horizon the other ship was sighted.
The question wants to know what type of ship has been sighted.
Before using a bosun’s chair you should:
Personally check it to make sure it is safe to use.
Wet the rope to tighten up the splice.
Ask the bosun to check it.
Tie it on the gantline with a bowline.
How is a EPIRB (Emergency Position Indicating Radio Beacon) activated?
Most EPIRBs are remotely activated from the ship.
The EPIRB is always transmitting and does not need to be activated.
Most EPIRBs are automatically activated when they enter the water.
Most EPIRBs must be manually switched on.
Which mooring lines are shown in this picture?
The forward back springs.
The forward breast lines.
The forward headline and breast rope.
The forward head lines.
Which is the “STARBOARD BOW”, in the figure?
Starboard bow is given by B.
Starboard bow is given by C.
Starboard bow is given by A.
Starboard bow is given by D.
The Explosimeter is an instrument to measure:
The composition of hydrocarbon gas / air mixtures in a tank atmosphere.
The amount of H2S gas in a tank atmosphere.
The level of oxygen present within a tank.
I don’t know.
When acting as helmsman would you expect the reading of the gyro compass to be the same as the magnetic compass?
Very seldom would they be the same.
They would always be within 1 or 2 degrees of each other.
They would never be the same.
They would always be the same.
What would you do if you saw a person falling overboard?
If I saw a person falling overboard I would inform the Bosun.
If I saw a person falling overboard I would run to the Bridge.
If I saw a person falling overboard I would shout repeatedly, “Man overboard”.
If I saw a person falling overboard I would shout once, “Man overboard”.
An inert gas system is used during a Crude Oil Washing operation:
To build up internal pressure and so increase the pumping rate.
To protect the condition of the steel structure of the tank.
To ensure a safe atmosphere in the cargo tank throughout the operation.
I don’t know.
Give the meaning of the following symbol:
Sprinkler horn.
CO2 horn.
Water monitor gun.
Halon horn.
The engine room is equipped with regular fire hoses and nozzles. What is important to observe when using water as an extinguishing agent in the engine room?
All the mentioned alternatives.
Water has a clear limitation in fighting an oil fire.
Water may short circuit electrical installation and may be a threat to the personnel operating the fire hose as well as to electrical equipment itself.
In safety terms, what is an “interlock”?
A device which prevents an operation of equipment to take place, to allow access or maintenance to be carried out.
An alarm fitted to the freezers when someone is inside.
An electrical switch which is locked when not in use.
A device for string containers on deck.
What method shall be used when hauling survivors out of the sea (state of survivors is critical)?
Using nets.
Using lifebuoy.
Using heaving line.
Using painter.
What items of clothing should be avoided during mooring operations?
Loose necklaces and chains round the neck.
All of the items specified in the alternative answers.
Boiler suits with wide loose sleeves.
Rings on the fingers or thumbs.
The most commonly recognised hazard associated with unprotected entry into an enclosed space on board an oil tanker is:
The atmosphere in the space may contain toxic gases or be deficient in oxygen.
The lack of communication with the OOW due to which the work may take longer to complete.
The space may not be well lit up, and hence resulting in inadequate movement of the person entering.
The presence of oil in the space which may result in slips/falls and crew injuries.
You are carrying out a search in a smoke filled room, wearing a breathing apparatus. How would you conduct this search?
Carry out a right or left hand search and proceed carefully, feeling the area in front with the foot and using the back of the free hand to check the area around.
As soon as you enter carry out a right or left hand search by placing the appropriate hand onto the bulkhead and then follow the bulkhead round as quickly as possible.
Proceed to the approximate centre of the room and then carry out the search on a circular pattern.
Proceed straight ahead to the far bulkhead and then carry out a left or right hand search as appropriate.
You are carrying out a search in a smoke filled compartment wearing a breathing apparatus. At what stage should you start to make your way out of the compartment?
Wait until the breathing apparatus warning whistle sounds.
Regularly check your pressure gauge and note how much air you used to reach your work area. Start to return when you have this amount left plus a reasonable reserve.
Wait for the appropriate signal on your safety line as the personnel outside will be keeping a track of the time you have spent inside.
I don’t know.
If the relief for the bridge lookout does not appear at the end of the watch, when required, what should be the actions of the existing lookout?
The lookout should go down the accommodation to see where the relief is and make him/her go to the lookout position.
Inform the Officer of the Watch that you are going to call your relief.
He should inform the Officer of the Watch and wait for instructions.
I don’t know.
Which of the following is part of the spill response equipment inventory?
Hand cleaner.
Sorbents.
The pressure washer.
Chipping goggles.
Which is the “STARBOARD QUARTER”, in the figure?
The Starboard quarter is C, in the figure.
The Starboard quarter is A, in the figure.
The Starboard quarter is B, in the figure.
The Starboard quarter is D, in the figure.
Wearing an immersion suit when abandon ship is effective permits the person:
To jump from a height of 4,5 m into the water without being injured or damaging the suit.
Not to wear a lifejacket because the suit has sufficient buoyancy.
Not to wear warm clothing because the suit has sufficient insulation.
To climb up and down vertical ropes.
Whilst in the engine room you hear the CO2 release alarm, what action if any should you take?
Proceed to the engine control room and call the bridge for further instructions.
Take no actions 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 can not kill you, secure present work and proceed out of engine room.
Leave the engine room as quickly as possible, closing all doors behind you.
A floating liferaft is capable of withstanding repeated jumps on to it from a height of at least:
4,5 m.
3,5 m.
Foam release station.
Powder handgun.
A lifejacket is so constructed that a person can correctly don it within a period of:
2 min.
10 sec.
30 sec.
1 min.
What letter indicates the direction “AHEAD”, in the figure?
Ahead is indicated by A, in the figure.
Ahead is indicated by B, in the figure.
Ahead is indicated by C, in the figure.
Ahead is indicated by D, in the figure.
What do you call the wide rung on a pilot ladder that prevents the ladder from twisting?
The wide rung on a pilot ladder that prevents it from twisting is called a “Spreader”.
The wide rung on a pilot ladder that prevents it from twisting is called a “Long rung”.
The wide rung on a pilot ladder that prevents it from twisting is called a “Ani-twist rung”.
The wide rung on a pilot ladder that prevents it from twisting is called a “Wide step”.
What is the meaning of “Make fast”?
Make fast means to avoid all meals.
Make fast means to act very quickly.
Make fast means to coil a rope.
Make fast means to secure a rope.
How many rocket parachute flares are carried in each lifeboat?
4.
12.
6.
Nil.
The responsibility for safety and security rests with everybody on board the vessel. General house-keeping rules should be followed. Which of the listed rules is the most important?
Do not use loose garments, belts, ties or scarfs near winches and moving machinery.
Always use gloves when handling nylon ropes.
Always use protective working shoes when working outdoors.
Always use gloves when using grinding machines.
What should you know about the emergency stops on deck?
Where they are located and how to operate them.
How to disconnect or over-ride them for routine work.
I do not need to know anything about the emergency stops. It’s only the officers who operate them.
Where the re-sets are and how to re-set them.
Why is an Inert Gas system used during a Crude Oil Washing operation?
To ensure a safe atmosphere in the cargo tank throughout the operation.
To build up internal pressure and so increase the pumping rate.
To protect the condition of the steel structure of the tank.
By introducing Inert Gas bubbles into the oil, the build up of sediment is kept at a minimum.
What kind of safety equipment must be worn during anchoring?
All of the mentioned equipment.
Safety goggles.
Safety helmet, safety shoes.
Boiler suit, working gloves.
What is meant by the term “Single up” when a vessel is preparing to leave the jetty to which it was moored?
Single up is the term used to describe the process of letting go most of the moorings lines and just leaving sufficient lines to stay safely alongside.
Single up is the term used when only one single tug is used to assist the ship in leaving the berth.
Singe up is the term used when there is only one single rope left out between the ship and the jetty, when leaving the berth.
What is the inherent danger in welding/cutting in piping containing freon?
Development of explosive gases.
Development of nitrous gases.
Depletion of oxygen in the air.
Depletion of the ozone layer.
Read the text and answer the following question: “It is recommended that every prospective seafarer should, before being employed in a sea-going ship, receive proper training in personal survival techniques. In respect of such training several recommendations are made.” When should training in personal survival techniques be given?
Before being employed.
During the first week on board.
After joining the ship.
After one period at sea.
The process of settling of slops on an oil tanker is:
Allowing the oil and water to separate out.
Allowing any waxy layers to settle below the residual oil.
Allowing the mixture to rest once it has been pumped into the slop tank, so that any static charge disperses.
Allowing any sediment to separate out and drop to the bottom of the tank.
The diagram shows the direction that a rope runs during a mooring operation and a possible place where it may break. Where would be considered the safest position to stand?
Outside the blue coloured zone.
Between the “point of break” and the “fairlead”.
Behind the point of restraint, but inside the blue coloured zone.
Inside the blue coloured zone.
A lifejacket has sufficient buoyancy and stability to lift the mouth of an unconscious person at a minimum of:
120 mm above the water (in calm water).
40 mm above the water (in calm water).
160 mm above the water (in calm water).
180 mm above the water (in calm water).
The diagram shows the direction that a rope runs during a mooring operation and a possible place where it may break. Where would be considered the safest position to stand?
Outside the blue coloured zone.
Inside the blue coloured zone.
Behind the point of restraint, but inside the blue coloured zone.
Between the “point of break” and the “fairlead”.
If you have to carry out hot work close to a smoke detector in the engine room, what precautions should be taken?
Notify Master, Deck officer and Engineer in charge.The loop for this special sensor to be switched off and take normal precautions for hot work.
No special precautions except for having a watch man and a fire extinguisher available.
Disconnect the smoke detector.
Notify deck officer in charge that a fire alarm may occur.
What do you understand by the term “Let Go” when applied to mooring and unmooring?
Let Go means to cast off the mooring ropes and wires.
Let Go means to let seafarers go ashore.
Let Go means to slacken a mooring rope.
Let Go means to leave the ship.
When a vessel arrives at a port to pick up a pilot and enter harbour, there should be someone required to stand by the anchor forward. How should the anchor be prepared and ready?
The brake securely applied, all cement/covering into the chain locker and securing arrangements from windlass removed. The guillotine can remain for removal when ready.
The brake may be insufficient to hold the anchor, so leave everything in place except the cement/covering of the chain locker.
The use of the anchor will not normally be required when going straight into port, so the anchor does not need to be prepared, but left ready for going back out to sea.
I don’t know.
When two ships are lying alongside each other in a ship to ship operation and one ship is lying at anchor, anchor watch duties must be carried out as follows:
Both ships have normal anchor watch responsibility in addition to watching ship to ship fendering, mooring etc.
Anchor watches are not kept as the duty officers will be on deck conducting the cargo operations.
Anchor watch responsibility rests with the vessel which has its anchor down and the ship to ship connections is the responsibility of the other vessel.
Anchor watch responsibility rests with the discharging vessel which would be the vessel which is anchored.
The abbreviation “COW” applies to a phase of oil tanker operations. What does it stand for?
Crude Oil Washing.
Computer Operated Washing.
Callibration (of) Oil/Water (interface).
Completion of Washing.
The figure shows the cross section of a ship floating in water with the hull coloured in red and the seabed below the vessel shaded. On this figure there are four (4) possible definitions of the term “UNDERKEEL CLEARANCE” given. Which one is the correct one?
Underkeel clearance is given by B.
Underkeel clearance is given by C.
Underkeel clearance is given by A.
Underkeel clearance is given by D.
If conditions permit, which is the best way to board a liferaft that is floating close to the ship?
Jump onto the raft itself.
Jump into the water close to the raft, without a lifejacket, as this will make it easier to swim and board the liferaft.
Use a rope ladder close to the raft to climb down and board.
Wearing a lifejacket, jump into the water close to the raft and then swim to it.
Whenever there is a major bleeding, the first priority should be to:
Stop the bleeding.
Raise an alarm.
Call the doctor.
Take the pulse of the patient.
What kind of warning signs should be placed on manholes into void spaces?
No smoking signs.
Danger of explosion signs.
Warning signs that indicate lack of oxygen inside.
Breathing apparatus mandatory sign.
If cicrumstances permit, how should low expansion foam be applied to oil burning near a bulkhead of the engine room?
The foam should be aimed at the bulkhead behind the fire and allowed to spread out slowly over the fire.
The foam should be aimed at about 45 degrees upwards so that it can drop onto the fire.
The foam should be applied to the centre of the fire.
Who is authorised to operate lifting equipment around the ship?
Those ship’s personnel who have been assessed as competent and are duly authorised to do so by the master as per the procedures as outlined in the ship’s SMS system.
Stevedores, manufacturer’s maintenance engineers and senior ratings only.
Deck officers and ratings, engineering officers and ratings, GP crew if applicable, who are in possession of crane operation training certificates issued by the company.
All deck officers and ratings and selected engine room personnel.
When you join a new ship, how are you informed about safety rules, alarm instructions and your own duties in case of an emergency?
By muster lists exhibited in conspicuous places.
By folder distributed to each crewmember.
By alarm instructions in all crew cabins.
By oral instructions by the Captain.
During cargo or bunker operations, oil response equipment is to be:
Ready for immediate use.
Used elsewhere in the ship.
In its store room.
I don’t know.
Dry chemical powders extinguish fire by:
Inhibition, smothering and/or opacification.
Cooling and/or inhibition.
Unfeeding, cooling and/or smothering.
Cooling and/or smothering.
In a liquid fire the surface of which is about 100 m?
Flames are usually higher than the diameter of the fire.
The radiated heat can spread to exposures placed 100 m away.
The radiated heat is lower than the conducted heat.
The radiated heat can spread to exposures placed 200 m away.
Why is an Inert Gas system used during a Crude Oil Washing operation?
To ensure a safe atmosphere in the cargo tank throughout the operation.
To build up internal pressure and so increase the pumping rate.
To protect the condition of the steel structure of the tank.
What should be carried out before entering the pump room?
Always carry a walkie talkie with you into the pump room and call for help immediately if you start feeling dizzy.
Notify the Chief Officer or officer on duty.
Notify the Chief Officer or officer on duty and run the ventillation for at least 15 minutes.
Run the ventilation for at least 15 minutes.
What equipment is provided in a liferaft to help you keep warm in cold weather?
The floor of the raft has a second layer which can be inflated to help insulation, in addition to the thermal protective aids (10 % of complement, minimum 2).
Thermal protective aids for each person.
At least 10 % of the rafts complement with a minimum of 2 thermal protective aids are provided.
Why could dirty and oily areas of the deck be dangerous?
They may cause people to slip over and hurt themselves.
They show the ship is not efficient.
They are areas which should be cleaned up.
They do not look good to the customers.
When reeving a new wire onto a self-stowing winch drum you should, after looking at brake arrangement, reeve it to pay out as follows:
Direction A.
Either direction is acceptable.
Direction B.
Depends on the direction of the lay of the wire strands in the new wire.
Which of the following is a combustion reaction?
Open fire.
Smouldering fire.
All the answers are good.
Explosion.
What is the room often called where the crew eat their meal?
The crew cafe.
The crew mess.
The crew galley.
The crew restaurant.
Before extinction of an electric fire we need:
To disconnect the power source.
To know the voltage and wear rubber gloves.
To confine the area involved in the fire.
To put out the fire without taking any special measures.
What kind of safety equipment should be in place in connection with a grinding wheel?
Goggles and shield.
Shield.
Welding mask.
Goggles.
On the figure 4 possible definitions of the term “AFT SPRING” are shown. Which one is the correct one?
Aft spring is defined as A on the figure.
Aft spring is defined as B on the figure.
Aft spring is defined as C on the figure.
Aft spring is defined as D on the figure.
What indicates “MIDSHIP”, in the figure?
Midships is indicated by B, in the figure.
Midships is indicated by A, in the figure.
Midships is indicated by C, in the figure.
Midships is indicated by D, in the figure.
What is the normal name given to the fuel oil used for the ship’s main engines?
Cargo.
Lubricating oil.
Fuel oil.
Bunkers.
A person wearing an adult lifejacket shall be able:
To dive half a meter under the water surface.
To jump from any height into the water without being injured or damaging the lifejacket.
To swim half a mile distance and board a survival craft.
To swim a short distance through the water and board a survival craft.
What is the correct understanding of the term “gangway”?
Portable bridge arrangement between ship and shore, when alongside.
The ladder arrangement to allow walking access down the ship’s side into a boat alongside the vessel.
The access arrangements on an oil tanker between the bow and the after accommodation.
The access arrangements between the decks on the ship.
What is the purpose of explosimeters?
Measure the amount of explosive gases in % of LEL.
Measure electric charging in the atmosphere.
Check how much time you have before an explosion.
What might safely be used to prevent a load swinging when lifted by a crane?
Guide or tag lines, tended from a safe location.
A cargo net.
Personnel underneath the load, holding onto it and restricted its movement.
Short, jerky movements on the ship’s controls.
What is the output shown on the “Rate of Turn” display fitted on the bridge?
The Rate of Turn indicator displays the rate the ship is swinging in degrees per minute.
The Rate of Turn indicator shows the changing angle of the vessel from the meridian.
The Rate of Turn display shows the turning speed the vessel is swinging in degrees per second.
The Rate of Turn indicator shows the rudder angle applied by the helmsman to turn the ship.
To maintain a fire, three conditions need to be met: oxygen, combustible material and sufficient temperature for combustion. What subject must be removed to extinguish the fire?
Oxygen.
Either of the mentioned alternatives.
Combustible material.
Heat, oxygen and combustible material.
What is the meaning of this symbol?
Lifebuoy with light and smoke.
Lifebuoy with line.
Lifebuoy with light.
Lifejacket.
Which of the following features is required for an anti-exposure suit?
Is fitted with a light and a whistle.
Is marked with the name of the vessel to which the appliance belongs.
Is made of such a material that it cannot be torn.
Can be continuously worn without impeding every duties to be performed by the wearer when in normal watch on the bridge.
Which of the following are frequent causes of fires in accommodation?
Covering of electric fires with blankets.
Smoking in bed.
Overloading electric plugs.
1. Smoking in bed; 2. Covering of electric fires with blankets; 3. Overloading electric plugs.
What are the components of the personal equipment of the fireman’s outfit?
All the items mentioned.
Boots and gloves of rubber.
Protective clothing to protect the skin from heat, burns and scalding.
A rigid helmet, an electric safety lamp and an axe.
What is the meaning of this symbol?
Liferaft.
Release gripes.
Lifeboat.
I don’t know.
On the figure there are four (4) possible definitions of the term “BOLLARD” given. Which one is correct one?
Bollard is B.
Bollard is D.
Bollard is C.
Bollard is A.
You are on an oil tanker which is loading at a Single Point Mooring and you are the Deck Rating on duty. Which of the following areas of the ship will you monitor continuously throughout your watch?
Accommodation ladder/radio station/poopdeck.
Forecastle head/manifolds/main deck.
Pump room/engine room/cargo control room.
Bridge/cargo control room/poopdeck.
What is the objective of the merchant navy?
To safely transport goods by sea.
To provide employment for persons who wish to become seafarers.
To transport and deliver goods as quickly as possible.
To earn money for the shipowner.
The «Deck Support Level Oil Tanker» subject provides both theoretical and practical knowledge on safely working with electrical equipment. Understanding this information is a key indicator of an employee's competence in their role aboard a vessel. Deck support on an oil tanker primarily involves assisting the ship’s officers with tasks related to the maintenance and operation of the deck and cargo systems. Responsibilities may include overseeing the safe loading and unloading of cargo, monitoring weather conditions, maintaining navigational equipment, conducting safety drills, and regularly inspecting the ship’s structural integrity.
As an officer, it's also essential to be ready to take command in emergency situations and collaborate closely with other crew members to ensure the safety of the vessel and everyone on board.
- Version: 5.2.9, 6.0.10.
- Test type: STCW.
- Department: Deck.
- Level: Support.
- Vessel type: Oil Tanker.
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23.06.2026
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