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According to their physical state, extinguishing agents may be classified:

Synthetic, proteinic, gases and liquid

Proteinic and synthetic

Solid, proteinic and gases

Solid, liquid and gases

What is the minimum number of independently driven fire pumps that must be provided on general cargo ships of 1000 gross tonnage and upwards?

In MARPOL 73/78, the term "Special Areas" is mentioned in connection with discharges from oil tankers. What do you understand by this term?

Specific geographical sea areas, designated as Marine Conservation Areas by the United Nations, in which any discharge from the cargo area of an oil tanker is strictly controlled.

All sea areas within 50 miles from the nearest land, where that coastal state is a signatory to MARPOL 73/78.

Limited ocean and sea areas, listed under the OPA-90 Act, inside which the discharge of oil is prohibited and the penalty for doing so is an umlimited fine and unlimited jail sentence.

Specific geographical sea areas, defined in MARPOL 73/78, in which special mandatory measures for the prevention os sea pollution by oil are required.

With a "good" GPS satellite position fix it is possible to achieve an accuracy of:

20 - 100 meters.

250 - 500 meters.

2 nautical miles.

1nautical mile.

How can an ARPA assist the ship to steer a suitable course to make good the entrance to a channel?

Select Relative motion display and make Own Ship vector pass through the middle of the entrance to the channel.

Select ground stabilised true motion display and alter course so that own ships true vector passes through the middle of the entrance to the channel.

Select True ground stabilised vectors and make the vectors from both buoys at the entrance to the channel pass either side of the centre of the screen.

Acquire the buoy at the entrance to the channel and on relative vector display alter course to make the vector of the buoy pass directly through the centre of the screen.

The bridge wheelman has not reported for duty and there is a suspected "Man Overboard" situation on your vessel. The ship has been searched and there is one seaman missing? The vessel turns round and retraces the course back, calling for assistance from other vessels in the vicinity. What should be the focal point for any search pattern to be established?

The focus of the search should be from the present position as he probably went overboard when proceeding to the bridge for his watch.

Determine when the seaman was last sighted and concentrate the search round the course line between the last sighting and present position, taking into account any prevailing current.

The last sighted position should be the focal point of any search pattern and all ships should keep a good lookout in that vicinity, moving outwards to the present position.

Determine the drift and leeway of own ship and take this deviation from track into account on the return course. The search should focus around this return track back to the last sighted position

The engines are going astern and the ship is making sternway of about 1.5 knots with the rudder hard to starboard. What effect will this have on the ship's progress?

This will give the stern a lift force to port

There will be no lift force and the ship will go straight astern

This will give the stern a lift force to starboard

The rudder will have no effect when the ship is making sternway, it should be in the amidships position when going astern

Searchlights must be provided for night navigation in the Suez Canal. Which of the listed requirements are correct?

Vessels with bulbous bow, LPG- and LNG-vessels must provide their own projector

All vessels must provide their own projector

Only projectors hired from the Canal Mooring and Light Company are permitted

If vessels have their own projector, an extra fee will be levied on the vessel

*Which of the following duties shall be included in the "muster list" as being assigned to members of the crew ?

operation of the vessel-s propulsion system

preparation of immersion suits for the ship-s passengers

preparation and launching of the survival craft

preparation of manoeuvres intended to ease launching of the survival craft

You are inerting a cargo tank on an oil tanker, prior to gas-freeing for entry. What is the maximum oxygen content permitted in the inert gas main during this operation, as required by SOLAS 1974?

5% by volume.

2% by volume.

8% by volume.

12% by volume.

Why do blunt knives cause accidents?

Because they will need to be held at a more shallow angle when cutting.

Because the blunt edge will contain grease particles.

Because they require more pressure to be used and are more likely to slip.

Because the handles are more likely to be loose.

On a General Cargo vessel, to what Proof Load would a 16T SWL derrick be tested?

20T

18T

22T

24T

What is the correct definition of: - a mooring line?

A line for a block.

A line for the ancher.

A loop in a rope.

A thick rope to tie up the ship.

The typical current gain of a common emitter transistor is

10-200

500-5000

1-1000

1-10

What is characteristic of titanium, magnesium and lithium catching fire?

There is always risk of explosion

These fires are self-extinguishing

These fires can only be extinguished using water

Due to chemical reactions these cargoes will continue to burn

What is the requirement regarding number of slop tanks on oil tankers of 70,000 tons and above delivered after 31 December 1979?

Shall be provided with at least 2 slop tanks.

Shall be provided with slop tank.

No requirement regarding number of slop tanks.

Shall be provided with sufficient number of slop tanks.

A General Cargo vessel is to load 200 tonnes of cargo on deck at No 1 Hatch; what are the main stability changes that will occur ?

The draught forward will increase, the trim will change and the metacentric height (GM) will probably decrease

The draught forward will increase, the trim will change and the metacentric height (GM) will probably increase

The draught forward will decrease, the trim will change and the metacentric height (GM) will probably decrease

The draught forward will increase, the trim will change by the stern and the metacentric height (GM) will probably remain constant

It is important that tools are in good condition when they are being used for maintenance. Incorrectly sharpened tools can be dangerous. Which of the following tools can be safely sharpened using a pedestal grinder?

Steel drill bit.

Brass chisel.

Hacksaw blade.

Wooden wedge.

Which of the following spices comes from dried tree bark?

Tumeric

Cardamom

Cinnamon

Cumin

When would gassing-up of cargo tanks on an LNG carrier normally be necessary?

To remove inert gas or nitrogen from the cargo tank atmosphere.

Prior to loading each cargo.

When the tank atmosphere needs to be made inert.

During each ballast voyage.

Which publication gives guidance on the stowage and securing of general cargo?

IMO Code of practice for stowage and securing of cargoes

SOLAS Safety Training Manual

IMO Code of Practice for Bulk Cargoes

International Load Line Regulations

When starting a flue gas plant on an oil tanker and after all intial checks have proved satisfactory, which of the following steps will be the first in the operation sequence?

Open air vent valve

Open the flue gas isolating valve

Open blower discharge valve

Start blower

On a General Cargo Vessel, what must be done if a crane or derrick block sheave is found to be worn?

No action needs to be taken

Inform Chief Officer and prepare to change block if required

Block changed at next thorough inspection

Monitor condition of block regularly

In relation to exhaust gas measurement with a thermocouple, use of an amplifier which gives a mA-signal out is preferred. Why is this done?

This depends on the length of the compensation-cable.

The output signal from a thermocouple is at mV level,and can not be transferred over any long distance without loss of signal, giving a poor accuracy and poor noise immunity.

The signal out from the thermocouple is also mA, but have to be amplified in order to give a good signal to the alarm system.

To stabilize the signal andmake it easier to measure at the receiver.

How are the officers informed of the ship's stability in damaged conditions?

By the Captain's instructions

By damage-control board on the bridge

By permanently exhibited damage control plans

By damage-control information included in the muster list

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.

If whistles are fitted on a vessel at a distance apart of more than 100 metres, will manoeuvring and warning signals, as defined by rule 34 of the International regulations for Preventing Collisions at Sea, be given on one or both whistles?

Manoeuvring signals will be given only on the forward whistle; warning signals will be given on both whistles simultaneously.

They shall be given on one whistle only.

They shall be given on both whistles simultaneously.

They shall first be given on the forward whistle, followed by the after whistle, with a 5 second inetrval in between.

You have discovered a small leak of oil at the manifold during discharging. What is you first action?

Do not bother.

Try to stop the leak.

Call the terminal.

Call immediately the person in charge.

A vessel is carrying a refrigerated cargo under controlled atmosphere (CA). From the options given select the most appropriate degree of opening of the air change vents while operating under CA.

50%

100%

25%

What is "UNDER KEEL CLEARANCE", in the figure?

Under Keel Clearance is indicated by C, in the figure

Under Keel Clearance is indicated by A, in the figure

Under Keel Clearance is indicated by D, in the figure

Under Keel Clearance is indicated by B, in the figure

Which herb, native to the Mediterranean region, has green spiky leaves and is often used in the preparation of lamb dishes?

Thyme

Parsley

Rosemary

Sage

What is the value of GZ at angles of heel greater than 5 degrees?

KM - KG x Sin angle of list

KM - Corrected KG x Sin angle of list

KN - Corrected KG x Sin angle of list

KN - KG x Sin angle of list

What is important to wear for all officers and crew when working on the ro-ro deck during loading and discharging?

If the car decks are empty, it will be easier for the crew to locate all passengers in case of an emergency

In case of an emergency situation it can be difficult for passengers to escape. Vehicles, lorries, trailers and other cargo are maybe lashed and it is a substantial chance for passengers to get injured. Vehicles and other cargo might also shift when the ship is rolling.

To prevent burglary and damage to cars

Vehicles and other cargo can shift when the ship is rolling. Persons may be trapped between vehicles or cargo.

The Inert Gas Plant shall be capable of delivering inert gas with an oxygen content of not more than?

Max. 5% oxygen

Max. 8% oxygen

Max. 10.8% oxygen

Max. 2% oxygen

Why does the Chief Mate have to reorder the cargo plan?

The wheels of hatchcover No. 7 came out off their tracks

Hatchcover No. 7 cannot be opened due to a defect in the hydraulic pump

Hold No. 7 is already loaded by the company ashore

The cadet disappeared with the cargo plan

Who is responsible to ensure that all personnel on board are provided with suitable Personal Protective Equipment where it is needed?

The Company/ employer

The Head Department

The safety officer

The Master

Mention three ways of adjusting a centrifugal pump’s delivery capacity.

Throttling the delivery valve, throttling the suction valve, reduce the steam consumption.

Only throttling the suction valve.

Throttling the delivery valve, adjust the RPM, by-pass.

Throttling the suction valve, reduce the steam consumption, by-pass.

All passenger ships are divided into vertical ’zones’. What is the purpose of this?

Vertical zones are separated with firedoors which will be closed automatically when the firealarm start.

All vertical zones are separated with waterthight doors, which will be closed in the case of a grounding, etc.

There is one fireteam in each zone

This is firezones which can be divided from eachother with firedoors. If a fire start in one zone, all firedoors in front and aft of the fire will be closed from the bridge to stop the smoke and fire from spreading.

Depending on density or API, an error measurement of 0.1 degree Fahrenheit in a tank containing 50,000 cubic metres (314,491 barrels) of oil will result in which of the following volumes?

35 cubic metres (220 barrels).

25 cubic metres (157 barrels).

7 cubic metres (44 barrels).

16.5 cubic metres (104 barrels).

What temperature defines "hot" water in the context of tank washing on a chemical tanker?

A minimum of 10 degrees Celsius above the discharge temperature of the cargo.

At least 40 degrees Celsius.

At least 60 degrees Celsius.

At least 70 degrees Celsius.

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.

Which of the given options can be considered to be the most important physical property of a liquefied gas?

Its unsaturated vapour density.

Its saturated vapour pressure/temperature relationship.

Its latent heat.

Its molecular structure.

What is the most important reason that personnel onboard an LNG carrier should become fully familiar with the vessel, the equipment and their duties as soon as possible?

So that in the event of an emergency appropriate action can be taken to limit damage and avoid injury.

To avoid any problems with shipboard operations and make sure the ship is not delayed on passage.

To keep handover times down to an absolute minimum to reduce costs.

So that cargo can be loaded and discharged as quickly as possible to reduce time in port.

What is the meaning of "stand by"?

That you shall stand very close to the engineer officer.

That you shall keep on with your work.

That the watch keeping personnel shall be ready for starting or manoeuvring the main engine.

That you are properly relieved from your duties.

How does the Master want the tug secured?

The Master wants to secure the tug using two backsprings

The Master wants to secure the tug using two breast lines

The Master wants to secure the tug using one head line and one stern line

The Master wants to secure the tug using two head lines

The ship's crew are carrying out maintenance on the weather deck hatch lids of a refrigerated cargo space. Which of the parts given in the options will have the greatest influence on maintaining cargo temperature in relation to the hatch lid system?

The condition of the hatch lid wheels.

The condition of the hatch lid seals.

The condition of the hatch lid hinges.

The condition of the hatch lid trackway.

Hydrogen Sulphide in crude oil and certain other oil products is most obviously associated with problems of vapour inhalation, but which of the following is also a serious problem associated with this component, particularly in high concentrations?

Settling and layering.

Polymerisation.

Corrosion.

Acid build-up.

Under which MARPOL category are vegetable oils classified?

Category "Z".

Category "Y".

Vegetable oils are not classified under the MARPOL categories.

Category "OS" (other substances).

Which of the methods given in the options will give the most accurate test of the accuracy of a bourdon tube type pressure gauge with a range of 0 to 20 bar?

Check the gauge on a deadweight tester.

Use the fuel injector test pump to check the readings against the test rig master gauge.

Check the readings against the output gauge from a pressure regulator by connecting it to a regulated test supply.

Compare it with the reading from a similar gauge connected to the same pressure source.

What is the main problem associated with oil in a steam boiler water system?

It causes the gauge glasses to become dirty preventing the oerator from seeing the water level..

It causes corrosion of steel in the boiler.

It forms an insulating film on heat transfer surfaces with the risk of overheating.

It increases scale deposits in the boiler.

Which mooring lines are visible in this image?

The forward headline and breast rope are visible in the image

The forward back springs are visible in the image

The forward breast lines are visible in the image

The forward head lines are visible in the image

What gives the condenser pressure in a 1 stage direct cooling plant?

One, two and three stage piston compressors.

One, two and three stage screw compressors.

Piston, screw and centrifugal type compressors.

Oil free screw and centrifugal type compressors.

When we are measuring temperature with a thermistor, the type of sensing device is:

Temp sensitive semi-conductor

Junction of two dissimilar metals

Capacitance probe

Platinium wire resistor

Where are the two places that a hydraulic cargo pump can be started from on a chemical tanker?

Remotely, from the cargo control room or from the hydraulic aggregate room.

Locally at the pump on deck and remotely from the hydraulic aggregate room.

Locally at the pump on deck and remotely from the cargo control room.

Remotely, from the cargo control room or the engine control room.

What are the operational requirements for a fast rescue boat?

It shall be transferable on each side of the vessel

There is no requirement for a launching appliance

It shall be served by a launching appliance to launch and retrieve the boat in still conditions

It shall be served by a suitable launching appliance to launch and retrieve the boat even under severe adverse weather conditions

You are alongside in New York in winter-time. You commence discharge of a cargo of Caustic Soda. The ship's pumps are functioning correctly and the required valves are all confirmed as open, but no product is received on shore. Which of the following is the most likely cause of the problem?

There is frozen product somewhere in the lines.

The ship's pumps sound like they are working, but they are probably faulty.

The discharge hose has been connected to the wrong line.

The tank ullaging system on shore is defective.

You are paralleling two alternators and the pointer of the synchronoscope slowly stops rotating and remains stopped in one position before the circuit breaker is closed. This would indicate:

The voltage of the incoming alternator is the same as that of the main switchboard

The incoming alternator is in phase with the switchboard, but the frequency is not the same

The synchronoscope is not functioning properly and should be checked

The frequency of the incoming alternator is the same as that of the main switchboard

On a RoRo vessel, why should chipping and painting not be done on a loaded car deck

because there is not enough space to work with the cargo in the way

To avoid damage to the cars or their paint work

because you cant run the ventilation and the fumes will overcome the crew

If a boiler is smoking “white smoke” a possible cause can be

Too high fuel oil pressure

Too little combustion air

Faulty burner tip

Too much combustion air

You have made a turning circle at full speed in deep water. You are now going to make one with initial speed, slow ahead. Do you think the diameter will differ from that of initial full ahead?

Yes, it will be much smaller with slow ahead

Yes, there will be a large difference in the turning diameter between full and slow ahead

Yes, it will be much greater with slow ahead

The diameter will be the same whatever initial speed we have when starting the turn

Why are zinc anodes sometimes fitted to heat exchangers in seawater cooling systems?

To prevent fouling of the system.

To prevent scale formation in the system.

To prevent marine growth in the system.

To prevent corrosion of the metals used in the system.

There are a number of liquefied gases transported by sea. What is the most common component of these liquefied gases?

A mixture of natural gas liquids (NGLs).

A mixture of chlorine and ammonia.

A mixture of hydrocarbon gases.

A mixture of non-hydrocarbon chemical gases.

What is the purpose of girders in the tank?

They support the stiffeners

They transfer all the sea forces acting on the plating

They transfer all the cargo forces acting on the plating

They support the stiffeners and also take up some of the sea forces

According to ISGOTT, which of the following indicates the approximate density ratio of undiluted gas, in relation to air, from a typical crude oil?

Twice that of the air.

0.8 times that of the air (assuming atmospheric pressure above 1000 mb).

1.8 times that of the air.

1.5 times that of the air.

Which regulations apply to bulk carriers carrying products that contain oil?

Regulations laid down by individual classification societies

MARPOL 73/78

SOLAS 74/88

OPA 90

This circuit is a transformer with two windings, N(1) = 2000 and N(2) = 1000 turns, on a common magnetic circuit. Assume that there are no energy losses in the transformer itself. Calculate the output voltage V(2) when the input voltage is V(1) = 100 Volt.

V(2) = 200 V

V(2) = 50 V

V(2) = 10 V

V(2) = 400 V

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.

How do we recognize a leaking fuel injection valve during testing?

Fuel oil leaks out of the joint between the nozzle and the injector body.

The injector does not open at the normal opening set pressure.

The pressure falls off on the pressure gauge when trying to hold the pressure in the injector below normal opening set pressure.

The injector opens before normal opening set pressure.

On a RoRo vessel, what is the Maximum Securing Load of single use wire ropes?

65% of the breaking strength

80% of the breaking strength

75% of the breaking strength

Would there ever be the need for two lookouts on the Bridge watch?

Yes, possibly when there is dense fog and heavy traffic.

Never necessary

Every night there should be two lookouts, one on each bridge wing.

No, one lookout is sufficient even in fog

What action should the Master of a General cargo vessel take with a fishmeal cargo, which is self-heating and liable to spontaneous combustion?

Follow guidance in IMO Bulk Cargo Code or IMSBC) and probably declare a port of refuge

Boundary cool only and continue on voyage

Open hatch covers to find source of fire

Fight fire with water

If the A.C. line current in a generator stator is doubled, the heating effect in the stator windings will:

Quadruple

Double.

Remain about the same.

Half.

What is ‘Reserve Buoyancy’?

The buoyancy provided by all enclosed spaces above the waterline

The residual buoyancy at an angle of loll

The residual buoyancy at the maximum righting lever

The buoyancy provided by all spaces above the waterline

On a RoRo vessel, what is the Maximum Securing Load of web lashings?

60% of the breaking strength

65% of the breaking strength

50% of the breaking strength

The overspeed shutdown is to be tested on a high speed four stroke diesel engine driving through a pneumatic clutch. The overspeed protection is provided by a solenoid operated dump valve in the governor servo system activated by an electrical signal from a small synchro motor. What is the preferred method of testing such a shutdown?

With the engine on a high or full load suddenly disengage the clutch.

Reduce the set point so the shutdown operates at normal engine speed.

With the engine off load manually increase the governor speed setting until the shutdown operates, reduce the shutdown set point if necessary.

Use a crowbar to lever the governor linkage to full fuel with the clutch disengaged and engine off load.

Why is the tightening of the timing chain important?

To reduce vibration in the chain.

To avoid high wear down of chain and chain wheel tooth and a potential breakdown.

To get the right timing on the engine.

To reduce the noise level

You are mid-way through the discharge of several grades of chemicals. You hear a sudden change in tone on a cargo pump and notice hydraulic oil spraying from a broken oil supply pipe. What will you do?

Secure some heavy duty rubber packing over the hole in the pipe and place a bucket underneath to contain any continuing leakage. Throw a bag of sand around the area to make it less slippery.

Activate the hydraulic emergency stop. Notify the Duty officer. Close all manual cargo valves. Prepare for emergency spill response.

Stop the cargo pump supplied by the broken line. Continue discharge with all other pumps.

Notify the duty engineer and request a fitter evaluates the problem with the hydraulic line.

In a non-verbal demonstration, which action provides good communication?

Do the procedure as you would without an audience.

Avoid eye contact.

Exaggerate your movements.

Do not say the instructions verbally.

Which of the following is considered to be the most efficient method of testing the weather tightness of hatch covers during a pre-loading survey of a General Cargo Vessel?

Hose test

Visual inspection

Ultra sonic test

Chalk test

What danger is associated with loaded container tractors passing over large fittings on the loading ramp or on the vessel’s decks?

Damage to the container cargo

The container jumping the trailer

Damage to the ship’s fittings

Damage to the trailer tyres

The engines have failed and will require at least 24 hours to be available as a reliable means of propulsion. Your vessel is about 20 miles off the coast in a tidal area. What are the initial steps that should be taken to ensure the safety of the ship?

Display NUC lights and determine if anchoring is possible

Display NUC lights and inform the nearest Coast Guard of you predicament.

Display NUC lights and send out a navigational warning to all other vessels of your position and situation

Display NUC lights and investigate the tidal flow over the next 24 hours and the probable drift of the vessel.

When operating a steam boiler burner unit what is the best method for evaluating that the correct amount of excess air is being supplied to the furnace?

The colour of the flame in the furnace.

The reading from the flue gas oxygen analyser

The length of the flame in the furnace.

The colour of the exhaust leaving the uptake.

What is likely to happen if a randomly hose is used for gas measurement?

The hose will most likely absorb hydrocarbon gases.

Nothing in particular.

The hose won't fit the indicator inlet ports.

The indicator will malfunction.

On a Container vessel, under which IMDG Class is fishmeal normally carried when treated with anti-oxidant?

Class 5.1 - Oxidizing substance

Class 4.2 - Flammable solid

Class 9 - Miscellaneous dangerous substances and articles

Class 4.1 - Flammable solid

With the set point at the actual desired value, a temperature control system is giving an unacceptably large offset (difference between set point and measured value) on high load resulting in a low system temperature. Which of the actions given in the options should be taken to reduce this effect and therefore achieve closer control of the temperature?

Increase the set point to a value above the actual desired value

Crack open the manual bypass valve for the control valve.

Increase the width of the proportional band for the controller.

Reduce the width of the proportional band for the controller.

We can observe gray/white smoke from an exhaust pipe in the funnel (from a 4 stroke engine).The possibilities are:

The engine is thermally overloaded.

The engine is burning lubrication oil.

Broken fuel injector valve.

Water leaking into the combustion chamber.

On the figure 4 possible definitions of the term "ROLLER FAIRLEAD" are given. Which one is the correct one?

Roller fairlead is given by D on the figure

Roller fairlead is given by C on the figure

Roller fairlead is given by A on the figure

Roller fairlead is given by B on the figure

What is the name given to a liquid, in which the bones of a fish, poultry or meat carcass have been boiled, along with some vegatables, to be used later as the basis of a soup or sauce?

Stop.

Stock.

Broth.

Block.

What is the meaning of this symbol ?