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Online testing: Test for Deck department on Oil Tanker (CES v6.0)
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The test consists of 80 random questions.
Total questions on this topic: 470
Total questions on this topic: 470
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Give the meaning of the following symbol:
Sprinkler horn.
CO2 horn.
Water monitor gun.
Halon horn.
What do you understand by the term “Let go the tug”?
To cast off the lines that secure the tug to the ship.
To tell the tug master to go away.
To cut the lines securing the tug to the ship.
To take no notice of the tug.
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.
The minimum number of lifebuoys required for a passenger ship cannot be less than:
8.
6.
2.
10.
Which of the following disposal would be permitted?
Food waste from a vessel outside a special area and 12 miles from the nearest land.
Paper products from a vessel inside a special area and 15 miles from the nearest land.
Food waste from a vessel outside a special area and 10 miles from nearest land.
Food waste from a vessel inside a special area and 10 miles from nearest land.
What is understood by the term “Take the helm”?
Take over the steering of the ship.
Change the place where the lookout is standing.
Take over heaving of a rope.
Take a message to another officer.
Welding and burning are among the factors which give the highest risk of fire on board ships. Precaution has to be taken to avoid this risk. Which of the following safety rules may be regarded as the most important?
The welder shall have been instructed in the use of the ships welding plant.
Electric welding plants shall be controlled by a responsible engineer before use.
Only holders of welding certificates shall be allowed to carry out welding on board ships.
Only use electrodes from a well-known manufacturer.
If the order is given to a mooring deck to “make fast”, what would happen?
Mooring ropes are transferred from a winch drum to the bitts.
Make fast means to act very quickly.
Make fast means to apply a lashing to a coiled mooring rope.
Hydrocarbon gas encountered in oil tankers cannot burn in an atmosphere containing less than approximately what percentage of oxygen (by volume)?
11 %.
15 %.
13 %.
17 %.
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 the term “Steady as she goes” when acting as helmsman?
Reduce the number of helm movements used when steering a set course.
While altering the ships head, the instruction “steady as she goes” means reduce the ships swing as rapidly as possible and steady on present course.
Try to reduce the continuous swinging either side of the course when steering a compass course.
Keep the applied rudder constant until the next helm order.
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.
Having boarded the liferaft, how do you release the painter?
Cut it with the safety knife stowed on the exterior of the canopy close to the painter attachment point.
Let go the quick release toggle.
Wait for it to break as it is provided with a weak line.
During cargo or bunker operations, oil response equipment is to be:
Ready for immediate use.
In its store room.
Used elsewhere in the ship.
In the cargo pump room.
The main risk for people when using CO2 as an extinguishing agent in a closed space is:
Air suppression.
Toxicity.
Reduction of visibility.
Low temperature at the nozzle.
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.
An alarm signal consisting of seven short blast followed by one prolonged blast is sounded by the ship’s whistle and alarm bells. What are you to do?
Go to your lifeboat station (muster station).
Report on the bridge (deck crew) or engine control room (engine crew) for further orders.
Go to your fire station.
Go to (or remain in) your cabin and wait for further orders.
How would you alert others onboard if you saw a person falling overboard?
If I saw a person falling overboard I would shout once, “Man overboard”.
If I saw a person falling overboard I would shout repeatedly, “Man overboard”.
If I saw a person falling overboard I would run to the Bridge.
If I saw a person falling overboard I would inform the Bosun.
What kind of fixed extinguishing plant is commonly installed in an oil tanker’s pump room?
Dry powder.
Foam.
CO2.
Water spray.
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 do you understand by: “Let go the port anchor”?
Open the port windlass brake.
Put the port windlass brake in gear.
Slacken the port anchor cable.
Put the port windlass brake in gear and lower the anchor.
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.
What kind of safety equipment must be worn during mooring operations?
Boiler suit, working gloves.
Dress according to the climate.
All of the mentioned equipment.
Safety helmet, safety shoes.
Which part of the fresh water quantity provided for each person the liferaft is permitted to accommodate may be replaced by a de-salting apparatus?
0,5 l if the de-salting apparatus is capable of producing this quantity in 2 days.
0,5 l if the de-salting apparatus is capable of producing this quantity in 1 days.
0,25 l if the de-salting apparatus is capable of producing this quantity in 1 days.
0,25 l if the de-salting apparatus is capable of producing this quantity in 2 days.
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?
Lifting.
Purging.
Stripping.
Puddling.
Which activity will have the greatest fire-fighting effect in case of a fire?
Extinguishing attempt is started immediately.
All fire-fighting teams are organized as soon as possible.
All possible fire-fighting equipment is brought to the scene.
Call the Chief Officer.
Which of these emission control requirements is correct?
Low sulphur fuels reduce emissions of volatile organic compounds.
Installation of an exhaust gas cleaning system reduces emission of nitrogen oxide.
Equipment containing ozone-depleting substances may be dumped at sea 50 miles from land.
Incineration of PCB’s is permitted.
What is the normal name of the waterproof suit shown in the picture?
Survival suit.
Wet suit.
Fluorescent orange suit.
Life suit.
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.
In which direction would the “FORWARD HEAD LINE” normally run?
The forward head line would normally lead forward from the bow.
The forward head line is normally the line used by the forward tug.
The forward head line would normally lead straight across to the jetty and be as short as possible.
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 must be completed before the commencement of any transfer operation on an oil tanker?
The Safety Checklist or Declaration of Inspection.
The Cargo Surveyor’s time sheet.
The log book entries for Immigration and Customs Clearance.
The record of running hours of each cargo pump.
Identify this symbol:
Emergency generator.
Inert gas installation.
Escape gate.
Fire glass door.
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.
One of the checks during the annual Class survey of the UMS functions is focusing on cleanliness of the engine room. What is the reason for such a check?
To prevent risk of pollution.
To reduce the general risk of fire in an unmanned engine room.
To have the engine room looking tidy.
To avoid frequent alarms.
Where on the illustration of a mooring deck is the “PANAMA LEAD”?
The Panama Lead is indicated by letter C.
The Panama Lead is indicated by letter B.
The Panama Lead is indicated by letter A.
The Panama Lead is indicated by letter D.
Why could dirty and oily areas of the deck be dangerous?
They may cause people to slip over and hurt themselves.
They are areas which should be cleaned up.
They show the ship is not efficient.
They do not look good to the customers.
When going aloft in a bosun’s chair what kind of shackle should be used to attach the chair to the mast stay and how should it be used?
An approved shackle attached with bow of shackle running on the stay.
Any shackle is adequate for this task but it must be attached at the discretion of the seaman going aloft.
A shackle selected by the seaman and used as he wants.
An approved shackle with the pin of the shackle against the stay.
In the figure, which letter indicates which item is the “WINDLASS”?
The Windlass is indicated by B, in the figure.
The Windlass is indicated by A, in the figure.
The Windlass is indicated by D, in the figure.
The Windlass is indicated by C, in the figure.
What is the meaning of this symbol?
Liferaft.
Release gripes.
Lifeboat.
I don’t know.
Which one of the listed fire-extinguishing medium is to be preferred to fight a fire in an electric installation (for example the main switchboard)?
Foam.
Powder.
Gas.
Sprinkler.
What is the purpose of the Ship Security Plan?
Protect your ship from risks posed by security threats or incidents.
Outline the organizational structure for the ship.
Outline specific measures for your ship to move from security level 1 to 2 and from 2 to 3.
Detail the duties of shipboard personnel assigned security responsibilities.
On the figure 4 possible definitions of the term “QUAY” are given. Which one is the correct one?
Quay is given by A on the figure.
Quay is given by B on the figure.
Quay is given by C on the figure.
Quay is given by D on the figure.
This device can detect a package of drugs inside a large delivery of ship’s stores. What is it?
Vapour detector.
Security container.
Pallet scanner.
I don’t know.
What is meant by the term “bunkers”?
It means fuel oil used in the main engine(s).
It refers to the storing of lubricating oil.
It is a measure of the quantity of oil cargo loaded.
It means the number of available bunk spaces available on the vessel.
What is the absolutely main purpose with fighting a fire on board?
Rescuing of life.
To put out the fire.
Try to put out the fire.
To limit the fire.
What are the two basic types of oil tanker?
Crude Oil carrier and Product carrier.
Fuel Oil carrier and Lube Oil carrier.
Crude Oil carrier and Black Oil carrier.
Black Oil carrier and Fuel Oil carrier.
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.
You have discovered a small leak of oil at the manifold during the discharge of an oil cargo. What is the first thing you should do?
Notify the Officer charge of the operation.
Advise the terminal.
Put a bucket under the leak.
Pretend you have not seen it.
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 A on the figure.
Underkeel clearance is given by B on the figure.
Underkeel clearance is given by C on the figure.
Underkeel clearance is given by D on the figure.
Give the meaning of the following symbol:
Primary means of escape.
A class division.
B class division.
Secondary means of escape.
When an oil tanker is fitted with two slop tanks, how are they commonly referred to?
Primary slop tank and secondary slop tank.
Nominal slop tank and back-up slop tank.
Slop tank (cycle A) and slop tank (cycle B).
Slop tank (settling) and slop tank (decanting).
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.
What are the duties of an effective bridge look out?
Keeping a constant observation around the ship.
Ensure there is always a bridge lookout on duty and only leave the lookout when given permission.
Keep a lookout for other ships; navigation lights and any other dangers which may have no lights.
All of the alternatives specified.
What do you understand by “Secure the tug”?
To make fast the tug.
To let go the tug.
To pass a line to the tug.
I don’t know.
How should you, as helmsman, give feedback to the OOW (officer on watch) that his orders are understood?
By repeating the order.
By saying “OK”.
By saying “Yes Sir”.
You don’t have to give any feedback.
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.
How many thermal protective aids are carried in each liferaft?
10 % of the number of persons the liferaft is designed to carry, or two, whichever is the greatest.
3.
4.
Nil.
What is the meaning of this symbol?
Lifebuoy with light and smoke.
Lifebuoy with line.
Lifebuoy with light.
Lifejacket.
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.
You are leading a team fighting an interior fire. If you see the colour of the smoke changing from dark black to grey, what is the most probable reason for that change?
The team is applying water and the temperature is decreasing.
The temperature inside is increasing.
The percentage of oxygen is getting below 15 %.
The team has started to ventilate.
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.
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 shall a rescue person use if he has to jump into the water in order to assist a survivor?
Survival suit and lifeline.
Lifeline.
Survival suit.
Lifejacket.
Which one of the following types of rope is the most dangerous to work with?
Nylon.
Manila.
Steel wire.
Polypropylene.
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.
What kind of safety equipment should be in place in connection with a grinding wheel?
Goggles and shield.
Shield.
Welding mask.
Goggles.
What kind of permits have to be obtained before starting cold work in tanks?
Cold work permit.
Hot + cold work permit.
Cold work permit + permit to entry.
Hot work permit.
When acting as wheeelman what should be the method of responding to an order?
When receiving an order, the order should be repeated back to the person who gave it.
The order needs to be acted upon and this will indicate you understood what was said.
When acting as wheelman and given a helm order you should always say “Yes, sir”.
The response to an order should be to acknowledge that order and then carry out what you were told to do.
An immersion suit is constructed such that it can be unpacked and donned within:
2 min.
3 min.
5 min.
4 min.
A drip tray containing oil is on fire. The only fire fighting equipment available is water hose with spray jet/spray nozzle. How, if at all, should you attempt to put out this fire using water?
The water can be applied in a fine spray starting from the front in a sweeping motion.
Water should be applied in a jet to the back of the fire.
Water should be applied to the oil in a single jet only.
Water should not be used on any type of oil fire.
What name is given to the process of discharging water from a designated slop tank on an oil tanker while minimising the disturbance of the oil layer on top, with the objective of removing as much water as possible?
Deballasting.
Decanting.
De-layering.
Discharging.
When loading a static accumulator oil, to minimise the risk of explosion through electrostatic charge in a tank it must be ensured that:
No metallic devices such as those used for gauging and sampling, should be introduced into the tank during loading and for 30 minutes after completion of loading.
No metallic sampling devices over 2 litres capacity should be permitted on the cargo deck at any time, unless thoroughly cleaned beforehand with soapy water.
No rubber containers over 1 litre capacity, such as those used for sampling, should be introduced into the tank between completion of loading and for 10 minutes after that time.
I don’t know.
Who is the responsible person for the safety of the ship and all those onboard?
The Master.
Master, Chief Officer and Chief Engineer.
The company.
The authorities in each different port the ship calls.
Which of the following is a combustion reaction?
Open fire.
Smouldering fire.
All the answers are good.
Explosion.
During bunker operations, oil response equipment is to be:
Ready for immediate use.
In the cargo pump room.
In its store room.
Used elsewhere in the ship.
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.
The wearer of a lifejacket can jump into the water without injury and without damaging the jacket from a height of at least:
4,50 m.
7 m.
12 m.
10 m.
How should you, as helmsman, give feedback to the OOW (officer on watch) that his orders are understood?
By saying: “OK”.
By saying: “Yes, Sir”.
By repeating the order.
You don’t have to give any feedback.
When moving into an Emission Control Area for Sulphur, which of these is most important?
That low Sulphur fuel is actually being burned before entry into the ECA.
That the change-over to low Sulphur fuel is complete before arrival in port.
That the change-over to low Sulphur fuel was started before entry into the ECA.
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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