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Questions and answers to CES test for Deck department on Oil Tanker

Welcome to the website where you can find answers for the CES test on the subject «Deck Support Oil Tanker». This site will help you as a marine specialist improve your knowledge with the help of open information, where you can find questions as well as answers for them. CES based on practical information and marine specialists experience.

CES tests developed for evaluating seaman basic knowledge by Seagull Company (rebranded as «OTG»), is an evaluating online-tool, used for revealing any professional preparation needed in specific fields of knowledge, defined by STCW.

  • Version: 5.2.9.
  • Test type: STCW.
  • Department: Deck.
  • Level: Support.
  • Vessel type: Oil Tanker.

CES tests have proven themselves as good tools for the selection and recruitment process, as well as advancing the level of knowledge of the current officers and crew. Ocean Technologies Group use various subjects for question creation, which includes:

  • Crowd and Crisis Management;
  • Integrated Navigation System (INS);
  • Ballast water management;
  • Handling and Stowage;
  • Vessel operation management and safety;
  • Marine engineering;
  • Maintenance and repair, etc.

«Deck Support Level Oil Tanker» subject includes theoretical and practical information about safety working with electrical equipment. Knowledge of this information directly shows employee’s competence who holds a relevant post on a vessel. Deck support on an oil tanker primarily involves assisting the ship’s officers in performing their duties related to the maintenance and operation of the vessel’s deck and cargo systems. This may include tasks such as ensuring safe loading and unloading of cargo, monitoring weather conditions, maintaining navigational equipment, conducting safety drills, and performing regular inspections of the ship’s structural integrity.

As an officer, one must also be prepared to take charge in emergency situations and work closely with other crew members to ensure the safety of the vessel and its occupants.

This page contains answers to Seagull CES (Crew Evaluation System) test about Deck Support Oil Tanker, and serve as a database of questions and answers, using which seafarer can prepare to exams for getting certificate of competence, or just to challenge yourself with knowledge in this theme.

CES – Deck Support Oil Tanker.pdf


Use the search below to find question.

Amount of questions: 56.

Right answers marked with this sign .

Code: LARA On the figure there are four (4) possible definitions of the term “BREADTH” given. Which one is the correct one?

Location of Breadth on the vessel

Breadth is given by B on the figure.
Breadth is given by A on the figure.
Breadth is given by C on the figure.
Breadth is given by D on the figure.
Code: XHJI In the diagram, which arrow is pointing at the position known as the “Bridge”?

Location of the bridge on the vessel

The Bridge is indicated by A.
The Bridge is indicated by B.
The Bridge is indicated by C.
The Bridge is indicated by D.
Code: JIQO 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?

Cross section of the ship

Underkeel clearance is given by A.
Underkeel clearance is given by B.
Underkeel clearance is given by C.
Underkeel clearance is given by D.
Code: TVWK What is the correct understanding of the term “Bottlescrew”?
A bottlescrew is a metal threaded sleeve which adjust the length and tenstion on rigging or stays.
A bottlescrew is the connection ring on the ships deck used to connect lashings and rigging.
A bottlescrew is the threaded screw used to open large bottles.
I don’t know.
Code: AWWH 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.
Code: GAQJ What is the meaning of the term “Steady as she goes” when acting as helmsman?
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.
Reduce the number of helm movements used when steering a set 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.
Code: TNOX What is the inherent danger in welding/cutting in piping containing freon?
Development of nitrous gases.
Depletion of the ozone layer.
Depletion of oxygen in the air.
Development of explosive gas.
Code: XKXS When you are on watch during a stay in port, what should you always ensure is ready at the head of the gangway?
Life buoy with line.
Notice board stating the sailing time of the ship.
A telephone to contact shore terminal control.
I don’t know.
Code: KVCC 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.
Code: BHUW What is the necessary protection when you are rust chipping with air tools?
Protective clothing, safety shoes, gloves, goggles, earmuffs.
Goggles and ear protectors.
Protective clothing, safety shoes, earmuffs.
Gloves, goggles, earmuffs.
Code: GSXA 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.
Code: ESIY After having discovered a small leak of oil at the ships manifold during discharge, you would:
Notify the Officer in charge of the operation.
Advise the terminal.
Put a bucket under the leak.
Pretend you have not seen it.
Code: VTOD The correct method to dispose of any oily/water mixture in the manifold drip-tray is to:
Transfer it to the sloptank and later discharge it to a reception facility.
Drain it to a cargo tank.
Mix in an appropriate quantity of dispersant chemicals and drain it overboard when in open water.
Drain it overboard when the vessel is 50 nautical miles off the coast.
Code: AGQB When you are taking an “ullage” on a cargo tank on an oil tanker, what are you actually doing?
Measuring the distance from the surface of the cargo to the ullage reference point.
Measuring the distance from the bottom of the tank to the ullage reference point.
Measuring the distance from the bottom of the tank to the surface of cargo.
Measuring the distance from the surface of the cargo to the underside of the maindeck.
Code: HMSW An inert gas system is 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.
I don’t know.
Code: DCQB Which is the “STARBOARD BOW”, in the figure?

Vessel scheme

Starboard bow is given by A.
Starboard bow is given by B.
Starboard bow is given by C.
Starboard bow is given by D.
Code: TEDC What indicates “MIDSHIPS”, in the figure?

Location of midship

Midships is indicated by B.
Midships is indicated by D.
Midships is indicated by C.
Midships is indicated by A.
Code: MECU Which mooring lines are shown in this picture?

Cruise liner

The forward head lines.
The forward back springs.
The forward breast lines.
The forward headline and breast rope.
Code: CGON Mention some important thoughts for what you have to do when you recognise that fire break out onboard.
Report to bridge or duty officer, actuate the fire alarm, call the persons around the fire and join the fire squad.
Go to the lifeboat start the motor then call the duty officer and commence fight the fire.
Report to bridge or duty officer, actuate the fire alarm, organise and commence fighting the fire.
I don’t know.
What is the meaning of this symbol?

Symbol - lifeboat

Release gripes.
I don’t know.
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?

Mooring operation - rope

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”.
The diagram shows the lead of a rope during mooring operations, and the possible point where it may break. Where would be considered the safest place to be standing?

Point of break

Outside the coloured zone.
Where ever you feel safe.
Behind the “point of restraint” but inside the zone.
I don’t know.
Code: SNOL What kind of safety equipment must be worn during mooring operations?
All of the mentioned equipment.
Boiler suit, working gloves.
Dress according to the climate.
Safety helmet, safety shoes.
Code: AQBO What will you bring in a lifeboat if the ship is abandoned?
Warm clothes, blankets and lifevests.
As much biscuit and canned food as possible.
All pets that will most likely not be able to enter the boat by themselves.
All valuables like money, jewelry etc.
Code: BSHD A class D fire involves what type of material?
Wood or other carbonaceous material.
Code: MAOX 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)?
Code: GRPI 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?
He should inform the Officer of the Watch and wait for instructions.
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.
I don’t know.
Code: WCRQ How is a EPIRB (Emergency Position Indicating Radio Beacon) activated?
Most EPIRBs are automatically activated when they enter the water.
Most EPIRBs are remotely activated from the ship.
The EPIRBs is always transmitting and does not need to be activated.
I don’t know.
Code: YAVX 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”?
Apply 20 degrees of rudder towards port and then after the second command reduce the wheel to 10 degrees of helm.
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.
Apply the wheel to alter the course 20 degrees to port and then after the second command change the heading a further 10 degrees.
I don’t know.
Code: JKRE 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.
Code: PRRL In which ways is heat transmitted?
Conduction, convection and radiation.
Delay, conduction, radiation.
Gasification, conduction and convection.
Radiation and gasification.
Code: DFYB What are three diameters of fire hoses most commonly found on ships?
25, 45 or 70 mm.
10, 50 or 85 mm.
17, 43 or 74 mm.
I don’t know.
Code: HPVB 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?
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 until the breathing apparatus warning whistle sounds.
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.
Code: QYMA Give the meaning of the following symbol:

Symbol - green arrow

Secondary means of escape.
Primary means of escape.
A class division.
B class division.
Code: SERD A person wearing an anti-exposure suit shall be able to:
Perform all duties associated with abandonment, assist others and operate a rescue boat.
Jump from a height equal to that of the stowage of liferafts arranged to be thrown overboard.
Don and remove the suit in the water in no more than 5 min. If it impairs ability to swim.
Dive into the water to the maximum draft of craft that the ship is provided with.
Code: QMYC In which way shall a survivor be hauled out of the sea?
In 45° angle.
None of above.
Code: NGPM An inflatable lifejacket will inflate:
Either automatically on immersion or by a single manual motion or by mouth.
Either automatically on immersion or by mouth.
Automatically on immersion.
Either automatically on immersion or by a single manual motion.
Code: QNVP 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.
Code: ANOY How many rocket parachute flares are carried in each lifeboat?
Code: DPOW When must personal protective equipment be worn:
At all times when identified as a control method with risk assessment.
When making the vessel fast.
Only on deck.
Only in the engine room.
Code: AMVW What kind of warning signs should be placed on manholes into void spaces?
Warning signs that indicate lack of oxygen inside.
No smoking signs.
Danger of explosion signs.
Breathing apparatus mandatory sign.
Code: KGMX 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.
I don’t know.
Code: IELO This device can detect a package of drugs inside a large delivery of ship’s stores. What is it?
Pallet scanner.
Vapour detector.
Security container.
I don’t know.
Code: APBL You have been assigned to enter a hold and check the general cargo stowed in it, as part of an on-passage monitoring procedure. What must be in place before you can do that?
The necessary permits, based on valid atmospheric and other applicable tests.
Written instructions from the Chief Officer on what to check in the hold.
A list of the items stowed in the applicable hold, extracted from the Cargo manifest, must be available for reference during the check.
I don’t know.
Code: AGOS What is understood by the term “take the helm”?
Take over the steering of the ship.
Take over heaving of a rope.
Change the place where the lookout is standing.
I don’t know.
Code: OIEA Is it always possible to use the word “ship” instead of the word “boat”?
Normally a small vessel is called a “boat” rather than a “ship”, otherwise it is not important.
A boat can only be used for vessels under 50 metres in length.
Either can be used anytime.
I don’t know.
Code: PXVJ 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.
Code: PXVJ 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.
Code: YQTG How would you alert others onboard if you saw a person falling overboard?
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”.
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.
Code: WJQC Whenever there is a major bleeding, the first priority should be to:
Stop the bleeding.
If Raise an alarm.
Call the doctor.
Take the pulse of the patient.
Code: HJKO You must not attempt to move a casualty carelessly, if you suspect patient with:
Fractured spine.
Consumed excess alcohol.
Code: XATB 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.
Code: YLMY When is it good practice to check the pressure-vacuum valves?
Prior to cargo transfer.
After cargo transfer operations.
Before the next dry-docking.
I don’t know.
Code: GMAN 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.
Code: KNAY The oil product particularly associated with the danger of contracting leukaemia through exposure to its vapours is:
I don’t know.
Code: YCFI 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.
Code: EOHW The rotating jet water outlets on tank cleaning machines used on board oil tankers is called:
I don’t know.

Test about Deck Support Oil Tanker

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Июнь, 26, 2023 476 0
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