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Home Online tests CES Chemical tanker 2nd-Off / 3rd-Off Test online CES 5.1 for 2nd-Off / 3rd-Off, Chemical tanker vessel
Online testing: Test online CES 5.1 for 2nd-Off / 3rd-Off, Chemical tanker vessel
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The test consists of random questions on a selected topic.
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How many hand held distress flares are carried in each lifeboat?
6
12
2
4
*As a general rule, what is the minimum flash point of an oil used as a liquid fuel on board?
There is no limit
30?C
10?C
60?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
Welding and use of open flames on board tankers in operation are subject to regulation laid down by the Norwegian Maritime Directorate (Norwegian Ship Control Legislation - NSCL). During preparations for welding or hot works, the following item shall always be checked:
Inert gas composition.
Type of oil or gas chemicals having been carried in the actual tank and the adjacent tanks.
Cleaning and venting methods and systems.
Working performance and capacity of ventilating system.
*What is the term used to identify the division that stops the flames until the end of the first half hour in a standard test of fire exposition, taking into account that the average temperature of the non-exposed face doesn't rise more than 139?C above the initial temperature, and also that the temperature at any place does not rise more than 140?C above the initial temperature in the interval of 15 minutes?
B-15
A-15
B-60
C-15
When the fire alarm signal is sounded every member of the ship's crew shall immediately proceed to their assigned fire station. Which one of the following signals is used as fire alarm signal on board cargo ships?
Intermittent signals by the ship's alarm bells.
Continuous blasts (very long blasts) by the ship's whistle and alarm bells.
Seven short blasts followed by one long blast by the ship's whistle and alarm bells.
One long blast with the ship's whistle and alarm bells followed by seven short blasts.
Dry chemical powders extinguish fire by...
Cooling and/or smothering
Unfeeding, cooling and/or smothering
Cooling and/or inhibition
Inhibition, smothering and/or opacification
Fuel oil from a leaking fuel pipe has been collected in a drip tray under the boiler furnace. The oil is suddenly ignited by a backflash from the boiler burner. You are in the boiler room and you may chose among various extinguishers. Which one can you use?
Water extinguish
Powder extinguisher
Any of the mentioned extinguishers
CO2 extinguisher
Automatically connected telephone calls via INMARSAT A are charged
on the basis of a one minimum charge with one minute incremental steps
on the basis of a six second minimum charge with six second incremental steps
on the basis of a three minute minimum charge with one minute incremental steps
on the basis of a six second minimum charge with one second incremental steps
On a Chemical Tanker having 2 foam tanks for deck monitor use the foam quality has been found to have deteriorated. A new supply of foam is ordered. Your usual chandler does not have the required quantity of foam in one type and offers 2 types of foam instead, one for each tank. You would:
Accept but insist on a lower price?
Accept but put a written notice in the foam room that different types of foam exist in each tank?
Reject the offer?
Accept the offer?
What is the correct statement conserning the literweight of flammable products ?
The literweight will be the same regardless of temperature.
Higher temperature leads to higher literweight.
Higher temperature leads to lower literweight.
Lower temperature leads to lower literweight.
What is Hypothermia and how is it cured?
Body temperature below 35C / Heat the body
Body temperature above 39C / Cooling down the body
Body temp below 23C / Slowly heat the body
Heavy coughing / Medication
A diabetic has eaten too little food and the person may feel dizzy and lightheaded. The skin becomes pale, with profuse sweathing. Limbs may begin to tremble and pulse becomes rapid. The urine glucose reaction is negative. What kind of medicine will the person need as soon as possible?
Sugar lump, sugar drink or something sweet.
Nothing at all.
Insuline.
A glass of cold milk.
Which of the four calculations below is the correct set up, if you want to find observed latitude when the sun is on the meridian?
Calculation 2 is correct.
Calculation 4 is correct.
Calculation 3 is correct.
Calculation 1 is correct.
What is correct UTC in this example? Approx. Pos: N49°51' W35°23', zone +2, Local Time 0900.
23 00
19 00
07 00
11 00
What is the purpose of the function "Anticlutter"sea on the radar?
Reduce disturbance from electrical equipment.
Reduce the sea echoes.
Reduce the range.
Find the TCPA.
Give the meaning of the following symbol
Fire pump
Fire control plan
Gas detector
Emergency fire pump
You are duty officer on the bridge. A person is reported missing. Which of the following actions are to be considered as the correct manoeuvre in this situation?
Scharnow Turn
Williamson Turn
Direct Turn
Evinrude Turn
You are in confined waters. Is there any danger in the situation sketched below if you should lose engine power?
She will sheer slowly to port
She will drift to port, but rather slowly as you are loaded
Your ship will sheer to starboard rather quickly with the possible consequence of grounding
Your ship will lose headway, but there should be no immediate danger
How do we define the location of the "pivot point"?
The point on the ship where you have maximum sideways motion in a turn
The point on the ship where the sideways motion forward is at maximum
The point on the ship where the forward motion is at maximum
The point where the sideways motion of the ship`s centreline is zero
Whilst unmooring after a ship to ship transfer operation, experience shows that, for the manoeuvring vessel, casting off the forward moorings first and letting the bow swing out before casting off the final after moorings, and then steaming away is a satisfactory procedure. It is recommended however that the angle of disengagement when steaming away should initially be kept at:
60 °
20 °
5 °
2 °
If messages are received which aren’t intended for own ship:
They must only be passed to the master
They must be forwarded to the company
They must be noted in the radio log book
They must not be used for any purpose
An immersion suit is constructed such that it can be unpacked and donned within:
3 min
2 min
4 min
5 min
*There are 3 lifeboats on each side of a passenger liner engaged on international voyage. All these lifeboats are identical. What should be the total number of persons that can be accommodated in the 3 lifeboats on the starboard side altogether ?
at least 75 % of N (*)
at least 15 % of N (*)
at least 100 % of N (*) (*) N is the total number of persons that vessel is permitted to carry
at least 50 % of N (*)
What method shall be used when hauling survivors out of the sea (state of survivors is critical)?
Using painter
Using heaving line
Using nets
Using lifebuoy
What determines how containers should be lashed?
Advice from shore planners
OSHA regulations
SOLAS 74/88
The cargo securing manual
What significant change to the requirements for the carriage of Vegetable Oils in tankers was introduced by the amendments to MARPOL and the IBC Code on 1st January 2007?
They must now be carried in double-hull tankers.
They must now be carried in type 2 tanks.
x
When lashing general cargoes why are short lashings preferred to long ones?
Because long lashings are more prone to vibration
Because they are more easily tightened and held in tension
Because some of the ship’s lashing points may not be designed to hold long lashings
Because the safe working load of lashing materials decrease with length
If an inhibitor is added to an oil cargo, which of the following is a summary list of items to be included on its accompanying certificate?
Inhibitor name; amount added; date added; period of efficiency; precautions if voyage length exceeds that period; eventual temperature limitation.
Inhibitor class; amount added; date of expiry; minimum period of optimum efficiency; precautions to be taken when added; minimum temperature requirement.
Inhibitor class; percentage blended; date added; maximum period of efficiency and applicable temperature limits; maximum storage period on board; contact number of manufacturer.
Inhibitor name; percentage applied; date of expiry; precautions to be taken on voyage and interval of application; maximum temperature at which continuously effective.
What is the name of the device used for supervising all the ballast water to be pumped over board?
Ballast Monitor. (BM).
Ballast Supervising Monitor. (BSM).
Oil Detection Monitoring Equipment.(ODME).
Ballast Handling Monitor.(BHM).
What will happen with the interface in the bowl, if the flow is too high?
The separation of the oil is bad.
The separation of the oil is good.
Will have no effect on interface.
Broken water seal.
Which electronic component is this graphical symbol illustrating:
Auto transformer
Potentiometer, 10 kilo-ohms
Variable inductive reactor
Variable electrical heater, 10 kilo-watts
Which two persons check the Declaration of Security?
The local Coast Guard Officer
.
The Company Security Officer
The Port Facility Security Officer and the Ship Security Officer
A cargo of palletized fruit on oblong pallets is being loaded into the 'tween deck space of a conventional reefer ship by stevedores under the supervision of the ship's crew. The pallets are loaded with the long side athwartships to ensure a stable stow. The final space in the first row is too small to fit another pallet athwartships. Select the option which gives the best course of action to be taken to deal with this situation.
Use a forklift truck to force the last pallet into the gap.
Complete the next row and fill the gap with dunnage (air) bags.
Complete the next row, cover the deck and secure the gap with wooden dunnage and plywood.
Turn the final pallet through 90 degree to fill the gap.
Sounding pipes in the engine room are normally fitted with deadweight cocks and screw caps. Which of the following statements is correct?
Caps and cocks should be closed at all times, except when sounding tanks, to prevent ingress of water or oil into the engine room in case of tank bottom damage or overflow.
Deadweight cocks should be fastened in the open position to save time when sounding the tanks.
It does not matter where the cocks/caps are unless the tank is in use.
Caps should be placed on top of sounding pipes to keep the engine room tidy.
Some fresh shrimps have been peeled ready for serving; some salad leaves have been washed ready for the same meal. The meal will not be served for another four hours. What will you do with these ingredients in the meantime?
The shrimps and the salad will be placed in separate containers, covered and placed in the refrigerator until required.
The shrimps will be placed in the refrigerator and the sald placed in cold water, to keep it fresh.
The shrimps and the salad will be placed in separate containers, covered in foil and left on the bench until required.
The ingredients will be combined, seasoned and dressed, transferred to open serving dishes, then placed in the refrigerator until required.
Where is the "PORT QUARTER", in the figure?
The Port quarter is A, in the figure
The Port quarter is C, in the figure
The Port quarter is B, in the figure
The Port quarter is D, in the figure
A simple level control for a water tank consists of a horizontal lever with a float at one end and a filling valve at the other. The lever is provided with an adjustable pivot positioned between the valve and the float. How will the 'offset' in the system be affected under changing demand conditions if the pivot is moved closer to the filling valve?
It will increase the offset across the demand range.
It will reduce the offset on low demand but increase it during high demand.
It will increase the offset on high demand but reduce it on low demand.
It will reduce the offset throughout the demand range.
There are strict rules governing the placement and category of electrical equipment allowed in certain areas of liquefied gas carriers. One such category is that of flameproof enclosures. What is a flameproof enclosure?
One in which the equipment has such low electrical power that there is insufficient energy to ignite a flammable mixture and cause a flame.
One which can withstand the pressure build-up during an internal ignition of a flammable mixture and is designed to cool any flames occurring within the enclosure to below the ignition temperature.
One which is filled with inert gas to prevent formation and possible ignition of a flammable mixture.
One which is maintained under positive pressure so preventing the formation of a flammable mixture.
Which of the procedures given in the options should be adopted, when walking across a stow of refrigerated produce, in order to minimise any damage to the produce?
Use a walking board.
Wear disposable covers over work shoes or boots.
Keep the number of return journeys to a minimum.
Wear clean work shoes or boots.
The chemical abbreviation "H2S" is often associated with Crude Oil cargoes. What does the abbreviation stand for?
Hydrogen Sour.
Hydrogen Separation - 2nd distillation stage.
Hydrogen Sulphide.
Halogenated Sulphide.
What name is given to the rotating jet water outlets on a tank-cleaning machine that is used on an oil tanker?
Distributors.
Nozzles.
Turbines.
Ejectors.
Most search patterns consists of:
Vertical tracks
Parallel track covering a rectangular area
Horizontal tracks
Vertical and horizontal tracks
Modern slow speed, two stroke diesel engines often have locating pins or pegs to keep the piston rings in a fixed position. Why is this arrangement used?
It ensures the rings cannot be mixed up and that they are fitted in the correct order on the piston.
It avoids the risk of the ends of the piston rings being forced out by the gas pressure and catching on the scavenge ports.
The piston ring gaps can be kept in line to control the gas pressure on each of the rings.
The piston rings are more difficult to lubricate because of the slow operating speeds and will wear more quickly if they are allowed to rotate.
What medium is used to calibrate the ODME?
Fresh water.
Gasoline.
Sea water.
Crude oil.
What would it mean if a dangerous cargo was declared as Class 3 (sub risk Class 6)?
The main hazards are flammability and toxicity
The main hazard is toxicity and the secondary hazard flammability
The main hazard is flammability and the secondary hazard toxicity
The secondary hazards are flammability and toxicity
You are in charge of a night bunkering operation. The delivery rate from the supplier is high and you are filling six tanks simultaneously. You loose track of the progress of the operation and feel that you are loosing control of the situation. What action should you take?
Stop bunkering, and establish facts, before bunkering is resumed
Request a reduction in the delivery rate to try and gain some time.
Prepare yourself and the crew for an overflow.
Open more tanks to slow down the filling rate of individual tanks.
Which of the following is a summary of the tank cleaning requirements for a category "X" substance on a chemical tanker constructed after 1st January 2007?
Strip to 75 litres / 12 miles from land / 25 metres of water / minimum 7 knots, proceeding en route.
Prewash for solidifying or high viscosity substances / strip to 75 litres / 12 miles from land / 25 metres of water / minimum 7 knots, proceeding en route.
Prewash / strip to 75 litres / 12 miles from land / 25 metres of water / minimum 7 knots, proceeding en route.
Prewash / strip to 100 litres / 12 miles from land / 25 metres of water / minimum 7 knots, proceeding en route.
The seating surface of a superheater handhole door on a boiler has been damaged due to leakage of superheated steam leaving a cut across the surface. Which repair method, from the options given, would be the most effective?
Machine the surface until the cut has been removed and a new full seating area is formed.
Fit a more pliable gasket to take up the irregularities in the surface.
Build up the cut with weld and re-machine the seat.
Fill the cut with plastic metal and file smooth.
The best way to identify an IED is to?
Measure the size of the object.
Shake the object.
Recognize its components.
Weight the object.
Which function is this operational amplifier circuit performing?
Integrator
Differentiator
Non-inverting amplifier
Inverting amplifier
According to ISGOTT, when in-service testing a hose used for cargo transfer on an oil tanker (and for which the elongation of the hose assembly when new was greater than 2.5%), what is the maximum permitted elongation before the hose must be withdrawn from service?
Not more than 1.5 times the temporary elongation measured when the hose assembly was new, as documented in the manufacturer's certificate.
Not more than 1.25 times the temporary elongation measured when the hose assembly was last tested, as documented in the appropriate certificate.
Not less than 1.5 times the temporary elongation measured when the hose assembly was new, as documented in the manufacurer's certificate.
Not more than 1.5 times the temporary elongation measured at the previous in-service test, as documented in the ship's annual test record.
Are membrane tanks self supporting as the independent tanks?
Membrane tanks are self-supporting only when they are loaded
Only the inner membrane is self-supporting
Membrane tanks are not self-supporting
Membrane tanks are self-supporting as the independent tanks
What type of sugar is commonly added to sweeten tea or coffee?
Barley.
Granulated.
Icing.
Caster.
What are the limitations of Cargo Securing Manuals?
They are developed whilst ships are still under construction and may therefore be unsuitable under certain operational conditions
They are not always approved by a classification society
Some Cargo Securing Manuals cover a full range of sister ships
Cargo securing arrangements in the manuals may be unsuitable for heavy weather conditions
Your ship is loading at a Single Point Mooring. You are the rating on duty. Which of the following areas will you monitor continuously throughout your watch?
Forcastle head / manifolds / maindeck
Pump room / engine room / Cargo Control Room
Accommodation ladder / Radio Station / Poopdeck
Bridge / Cargo Control Room / Poopdeck
Which of these statements is incorrect with regard to Ro-Ro cargoes?
Stowage on deck is recommended when ventilation for a particular package is not required
Stowage on deck is recommended when constant supervision is required
Stowage on deck is recommended when there is a substantial risk of the formation of explosive gas mixtures
Stowage on deck is recommended when access to a particular package is required
Which cleaning agents for machinery space are important to use due to the oily water separators function?
Any kind of chemicals.
No kind of chemicals.
An emulsification agent.
A non-emulsifying agent with self splitting emulsifiers.
Give the meaning of this symbol:
lifebuoy with light and line throwing appliance
lifebuoy with light and smoke
lifebuoy with light and hand flare
lifebuoy with automatic sound signal
The exhaust gas temperatures of all cylinders of a diesel engine are seen to be high. Select, from the options given, the most likely cause of this.
Poor fuel oil quality.
High wear rate in one of the fuel injection pumps.
One of the fuel cams is worn.
Insufficient cooling of the main bearings.
What is the main reason for crewmembers to practice search and rescue operations on ships in an emergency?
Passengers may not hear the alarm bells, and they may not know that they should proceed to mustering stations.
Passengers seek safety in mustering stations, or other common areas, where they think they can escape danger.
Passengers seek safety in their cabins, or in other places onboard, where they think they can escape danger.
Passengers may not hear the public address system, and they may not know that they should proceed to mustering stations.
Furniture in stairways and corridors shall be kept to a minimum on board passenger ships, why?
Escape routes must be clear of obstructions and also due to fire protection
It is not allowed to sit in stairways and corridors
Due to fire protection
Passengers will most probably sleep in stairways and corridors if they are furnished
The cold room temperature is almost at the cut out point in a vapour-compression refrigeration system. What should the refrigerant state be just after the evaporator if the system is correctly set up?
Slightly superheated low pressure gas.
Liquid at high pressure.
Sub-cooled liquid at low pressure.
Wet vapour at high pressure.
In the diagram which line would be the "AFT SPRING", if the vessel was port side alongside a jetty?
The Aft Spring is indicated by B, in the figure
The Aft Spring is indicated by C, in the figure
The Aft Spring is indicated by D, in the figure
The Aft Spring is indicated by A, in the figure
What do you understand by: Bitter end?
Bitter end means: a foul taste at the end of a meal
Bitter end means: to the very last moment
Bitter end means: the toggled end of a lifeboat painter
Bitter end means: the end link of an anchor cable that is secured within the chain locker
When carrying out repair or maintenance tasks involving hot work a hot work permit must be issued. Select the correct option from those given which completes the following statement. 'The permit for hot work…
..is valid for completion of the specific hot work tasks irrespective of the time taken.'
..can cover any additional hot work that arises during the completion of the task during the specified time period.'
..should only cover specific hot work tasks and be valid for a specified time period.'
..should only cover specific hot work tasks, be valid for a specified time period and be issued by the person carrying out the work.'
A vessel’s midship draught is 8.50m. What is the corrected midship draught if the vessel is on an even keel? Midship marks are painted 0.05m forward of midships; LBP is 162m.
8.45m
8.55m
8.40m
8.50m
Who will verify the computational results and actual ship data used by the calculation program on a vessel's stability computer?
The master.
The manufacturer.
The Classification Society.
The engineer attending the installation and initial on-site testing.
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.
The main engine is running steady with an average exhaust gas temperature of approximately 350° C. What would be a typical alarml/slow down setting for the cylinder exhaust gas temperature deviation from the average?
+/- 80° C
+/- 10° C
+/- 50° C
+/- 30° C
An unconscious casualty who is breathing, should be placed
In the face up position
In the recovery position
Sitting up position
Lying face down position
For a container stowed in a position equidistant from the roll and pitch axes of a ship, what will quarter the acceleration forces acting on it?
Halving the pitch period
Doubling the pitch period
Halving the roll period
Doubling the roll period
What does the 1 Engineer want to have done?
He wants the feed water tank cleaned
He wants the feed water tank inspected
He wants the heating coils inspected
He wants the Fitter to Check the CO 2 equipment
What is the purpose of the discharge booster pump?
To increase the manifold pressure.
To increase the NPSH.
To maintain the cargo temperature.
To compensate for friction losses in the discharge line.
If the oxygen content in an enclosed space is less than 20% and a non-essential routine inspection of the space is due which of the following is the correct course of action?
Postpone the inspection until the correct oxygen content can be achieved.
Carry out the inspection as quickly as possible.
Wear breathing apparatus while carrying out the inspection.
Release oxygen into the space from an oxygen cylinder.
When are ro-ro units most exposed to damage?
When being manoeuvred for stowage or breaking out of stowage
When turning corners
When being driven up or down the vessel’s internal ramps
When being driven up or down the loading ramp
Which of the following could cause a blowback from a steam boiler oil fired furnace?
Trying to ignite burner from hot brickwork
Having the fuel oil temperature too high
Having the fuel oil pressure too high
Opening air registers too quickly
In installations of INTRINSICALLY SAFE equipment it is required that all cabling should be separated from non-intrinsically safe equipment, and (where colour coding is relied upon) to be of a special colour. What colour is that?
Orange
Green/yellow
Red
Blue
What English name is given to a sauce or relish made of chopped fruit and vegetables with spices and herbs, commonly used as a complement to cold meats?
Kidney.
Preserve.
Conserve.
Chutney.
On a RoRo vessel, who is responsible for discussing the cargo plan with duty crew members?
The master
The ship's cargo or duty officer
The bosun
On a Container vessel, when can twistlocks be used to lift containers?
When they are semi-automatic
When they are fully automatic
Only if they have been approved and certified for this purpose
When they are of the mid-lock design
On a Container vessel, what is the function of a raised deck socket?
To house base twistlocks or stacking cones
To house stacking cones
To secure turnbuckles
To house base twistlocks
In which of the following processes will the time constant be of minor importance
Level control
Pressure control
Temperature control
Flow control
When cross-flooding arrangements to correct unsymmetrical flooding and excessive heel angels in damaged condition are installed in passenger ships, what is the maximum angle of heel after flooding but before equalization?
10 degrees
15 degrees
20 degrees
30 degrees
During a pre-loading survey prior to loading grain on a Bulk Carrier, very small amount of the previous grain cargo is found in a cargo hold; what is the significance of this situation?
The cargo hold can be cleaned while other holds are loaded
The affected cargo hold should be left empty
The vessel may fail the pre-load survey and be declared off-hire
The remaining cargo from the previous voyage can be ignored
Which person is qualified to carry out a five yearly thorough survey of cargo gear on a General Cargo vessel?
The master
A classification society surveyor
A deck officer designated by the master
A marine surveyor
What name is given to the oriental cooking pan, with a small base and wide sloping sides, commonly used for "stir-fry" dishes?
Gok.
Wok.
Wack.
Wot.
If the carriage of a new Noxious Liquid Substance not yet listed in the IBC Code is considered, this may be achieved through a "tri-partite" agreement. Who must this agreement be between?
The Port State of the Shipper / the Flag State of the Carrier / the Port State of the Receiver.
The Flag State of the Shipper / the Flag State of the Charterer / the Flag State of the Receiver.
The IMO / the Port State of the Shipper / the Port State of the Receiver.
The Shipper / the Receiver / the Operator or Charterer.
In the charts, objects are sometimes marked "Racon". What is that?
A buoy or a lighthouse for direction findings by radiobearings.
A buoy or a lighthouse which is activated by a ship-s radar, and indicate this by a marker on the radar.
A radioconnection buoy or lighthouse.
A buoy or a lighthouse which constantly send radar signals to the ship.
Vessel A wishes to overtake vessel B as shown in a narrow channel or fairway. What sound signal should A make to indicate that he wishes to overtake B on his starboard side?
Two prolonged blasts followed by one short blast
Two prolonged blasts followed by two short blasts
Two short blasts followed by one prolonged blast
One prolonged, one short and one prolonged blast
This online test consists of 90 random questions from CES 5.1 tests on a topic of your choice.