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Question 1 depuis 90

Welding and use of open flames on board tankers( without COW and IGS) in operation are subject to regulations laid down by the Norwegian Maritime Directorate (Norwegian Ship Control Legislation - NSCL). Which of the listed requirements regarding washing and gas freeing before hot work in cargo tanks corresponds to these regulations? (NSCL 22/1294/4).

Hatches to not adjacent tanks which has not been cleaned or inerted shall be kept open during work.

All cargo tanks, pump rooms and cofferdams shall be examined by type approved two explosimeters.

Gas measurings can be carried out by all deck officers.

One type approved explosimeter shall be used for gas measuring.

If you detect a fire on board the ship, dependent on the situation, which of the following actions is the first to be taken?

Call the officer on duty.

Check all nearby compartments for survivors.

Try to kill the fire immediately by use of fire-extinguishers or other adequate appliances.

Raise the fire alarm.

Where may as a general rule pressure containers for gas fire-extinguishing medium be kept? (SOLAS II-2/5.1.10)

In cold storages

In the space which is to be protected

Above bulkhead deck

Outside the space which is to be protected

A self contained Breathing Apparatus should contain at least 1200 litres of air. How long should this last a normal person who is not carrying out hard work?

30 minutes

15 minutes

60 minutes

45 minutes

*How long should it take to release at least two thirds of the charge of CO2 that is provided for a ro-ro cargo space protected with a fixed carbon dioxide fire-extinguishing system?

Not more than 2 minutes

Not more than 10 minutes

Not more than 35 seconds

Not more than 5 minutes

*What is the minimum capacity "c" of the emergency fire pump ?

c not less than 40%C total main, but in any case not less than 250 m3/h

c not less than 20%C total main, but in any case not less than 250 m3/hNOTE: "C total main" is the total capacity of the main fire pumps of the ship

c not less than 40%C total main, but in any case not less than 25 m3/h

c not less than 20%C total main, but in any case not less than 25 m3/h

What type of nozzles for fire hoses can be provided aboard ships?

Spray type only, incorporating a shutoff

Jet type only, incorporating a shutoff

Dual purpose (jet/spray) type incorporating a shutoff

All of the above types can be provided

*The number and positions of hydrants shall be such that:

At least three jets of water not emanating from more than two hydrants may reach any space of the ship accessible to passengers and crew

At least one jet of water may reach any part of the ship normally accessible to passengers and crew

At least one jet of water emanating from a single length of hose may reach any part of the ship normally accessible to passengers and crew

At least two jets of water not emanating from the same hydrant, one of which from a single length of hose, may reach any part of the ship normally accessible to passengers and crew

The printer of a DSC-controller gives the message:(see original) This DSC message was received via:

Don't know

the listen watch receiver

the DSC-watch receiver

channel 16 of VHF, coupled to a DSC-controller

For the connection between VHF and antenna must be used:

a three vein cable with earth-connection

a coax cable of proper impedance

Don't know

a copper wire of sufficient diameter to minimise loses

Cargo tanks with which of the following lining types can be used for the carriage of Propylene Oxide?

Zinc coated tanks.

Epoxy coated tanks.

Aluminium tanks.

Steel or stainless steel.

There are three levels of burning, namely:*Superficial *Intermediate*Deep burns (also called full-thickness burns) A large burn will almost certainly contain areas of all three grades. How many per cent of the body may be burned before the danger of lifethreatning shock occurs?

15 percent.

4 percent.

9 percent.

35 percent.

The tug has been released and is all clear. As officer in charge of that operation, should this be reported and to whom?

No need for reporting as the order was given from the bridge

Report all clear to the tug

Reported all clear to the Bridge

Report all clear to the Engine Room

A vessel berths at two different jetties under the influence of a 1 knot beam current. At the first jetty the ship has an underkeel clearance of 5 times the draught and at the second the underkeel clearance is only 0.5 times the draught. If the current exerted a force of 50 tonnes on the ship at the first jetty, what would be the approximate force exerted at the second if the draught is the same?

75 tonnes

Unchanged, remains at 50 tonnes

25 tonnes

150 tonnes

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

What is the correct understanding of the term "a ship with good Directional Stability"?

A ship which when the rudder is left amidships, it will continue on approximately a straight course

A ship where the amount of positive transverse stability (GM) will vary with the direction of the ship's head.

A ship which will maintain its course unless large rudder angles are applied.

A ship which when a rudder angle is applied and the ship starts to swing, will continue to swing even after the rudder is returned to amidships

The license is a:

list of available safety equipment on board of ships

Don't know

check for the presence of the required operative certificates

permission for availability, installation and use of radio transmitters on board

The ship-shore HF-telephone-channel 2228 consists of the frequencies 22081.0 kHz and 22777.0 kHz. In case of manual operation, one should tune the receiver on:

22777.0 kHz

the common receiving frequency for the 22 mHz band

Don't know

22081.0 kHz

What is the most important factor influencing the HF range?

the size of the antenna

the channel used

the frequency used

the power of the transmitter

Which means of communication is used by the NAVTEX system ?

VHF

satellite

E mail

*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

*Give the meaning of the following symbol

Reverse engine

Start water spray

Start lowering the lifeboat to water

Start engine

How much water would you allow per person as officer in charge of the lifeboat, following an abandon ship operation?

1litre immediately, followed by ? litre, if possible, per day (more in the tropics)

Nothing for the first 48 hours, then 1/4 litre, if possible, per day (more in the tropics)

Nothing for the first 24 hours, then 1 litre or more if possible per day (more in the tropics)

Nothing for the first 24 hours, then ? litre or more, if possible, per day (more in the tropics)

The Training Manual shall contain instructions and information on the life-saving appliances and the best method of survival. Which of following detailed explanations of crew duties in relation to emergency situations shall be contained therein?

The use of oars and sails for survival crafts

The method of revival of casualties by MTM-method (mouth-to-mouth)

Boarding, launching and clearing of survival crafts (lifeboat/liferafts) and rescue boats

Correct donning of fire protective clothing

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 reduce the general risk of fire in an unmanned engine room.

To have the engine room looking tidy.

To prevent risk of pollution.

To avoid frequent alarms.

The training manual shall contain instructions and information in easily understood terms and illustrated wherever possible. Which of the following objects do not have to be explained in detail in the manual according to present regulations?

Muster of assigned stations

Donning of lifejackets and immersion suits

Boarding, launching and clearing of the survival crafts and rescue boats

Donning of fire protection clothing

Which of the following precautions should be taken when work is to be carried out on the radar scanner unit on the mast?

Only the electrical fuses for the radar undergoing repairs needs to be removed, allowing the ship to retain a workable radar

Only the electrical fuses for the scanner motor needs to be removed.

A "Not to be used" sign on all radars and fuses for the complete radar systems to be removed

A sign needs to be attached to all the radars warning the bridge officers of repairs and the fact the radars are "Not to be Used"

Normally ventilation fans in enclosed ro-ro spaces must be run continuously whenever vehicles are on board, why?

It is easier for the crew, they don't have to think about starting and stopping of fans

The manufacturer of the fans recommends continuous operation to reduce maintenance cost

An increased number of air changes may be required when vehicles are being loaded or unloaded, or where flammable gases or liquids are stowed in closed ro-ro spaces

It is better to run the fans continuously instead of testing the atmosphere

Use of …… and …… is strictly prohibited on the ro-ro deck, signs shall be displayed

Goggles and Smoking

Naked lights and Smoking

Torches and Smoking

Personal Protective Equipment and Mobile telephones

What would be a typical set point for emergency shut down of a large slow speed diesel engine due to "lubricating oil inlet to camshaft" low pressure?

0.1 bar

5 bar

0.4 bar

1.5 bar

What is the main advantage of having a central cooling system fitted on board ship?

It should require less maintenance than a conventional system using only sea water.

It does not require any seawater.

It is a simple system with minimum control requirements.

Only one heat exchanger is needed for all cooling duties.

Cross-flooding fittings shall be operable from:

The engine room

The section where the unsymmetrical flooding occurs

Above the bulkhead deck

The bridge

What should be observed concerning a ship's water tight integrity?

That all water tight ramps and doors are locked and secured at sea

The ramp is in stowed position

The aft door locked

That all emergency exit doors are locked and secured

This circuit consists of a voltage source V, a change-over switch S, a resistor R and a capacitor C. The voltage/time figures 1 to 4 show changes in the voltage V(C) when the switch S is suddenly shifted from position 1 to 2 at time t = 0. Only one of the diagrams is correct. Which?

Figure 4

Figure 2

Figure 1

Figure 3

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

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.

What should be the healthy continuity resistance of a 220V, 2.2kW heating element, when checked near to it's rated operating temperature?

0.1 Ohms

220 Ohms

22 Ohms

10 Ohms

A mixed deck cargo is to be loaded on a General Cargo Vessel; what are some of the important checks to be made by the Officer of the Watch?

Access to the ER and galley are unaffected

All fire hydrants and sounding pipes must be accessible

All hatch covers and the paint store must be accessible

Deck cargo is loaded no more than two metres above the deck

On a Container vessel, when will a hatch pontoon's quick-acting cleat need replacement?

When the rubber washer is compressed and hardened

When the cleat has sprung open at sea

When the cleat retainer is rusty

When the cleat retainer is distorted

According to most industry standards, what percentage of oxygen by volume is required for entry into an enclosed space without a breathing apparatus?

11%

17%

21%

15%

You are alongside, loading several grades of chemicals, some with an explosion and flammability hazard. It is late evening. Whilst moving some equipment with the manifold crane, you accidently hit one of the deck flood-lights, smashing the glass cover and the light bulb inside. What will you do?

Replace the light bulb with one taken from another area. Temporarily tape back the pieces of the cover, making as good a seal as possible, without losing too much of the light. Inform the Duty Officer at the end of the watch.

Say nothing. Inform the Electrician in the morning.

Report the accident to the Duty Officer immediately. Switch off the power to the light concerned. Place an isolation notice over the switch to prevent anyone else operating the switch. Advise your relief at the end of the watch.

Go and find a portable light with a cable. Rig and secure it as close as possible to the damaged flood-light. Inform the Electrician when you next see him.

How is the size of a reefer vessel normally referenced?

By the Suez Canal tonnage.

By the cubic foot capacity.

By the pallet capacity.

By the grain capacity.

What medium is used to calibrate the ODME?

Fresh water.

Gasoline.

Sea water.

Crude oil.

What does the Captain mean?

Set the engine to dead slow ahead, and change the course 10 degrees to port

There is a dead slow in front of the ship, 10 degrees to port

Set the engine to dead slow, and set the rudder angle at 10 degrees to port

There is a dead slow in port number 10

What are the effects of a bulk vessel loading a high density cargo resulting in a large metacentric height (GM)?

Suffer torsional stresses and have small righting levers

Have a slow roll and very small righting levers

Have a fast roll period and possibly suffer racking stresses

Have a slow roll and large righting levers

You have just finished discharging several grades of chemicals. Why is it important that the Chief Officer has considered "solubility" when planning the tank-cleaning programme?

Because it will have indicated if hydrocarbons will still be present on the tank bulkheads after initial cleaning and that a chemical additive may need to be circulated or sprayed afterwards to remove them.

Because it will have shown which tanks need to be cleaned first.

Because it will have indicated if the cargo residues can be cleaned with water alone, or if a chemical additive will be needed to help break them down.

Because it will have indicated how much odour there is likely to be remaining in the tank after cleaning.

A piston rod retaining nut needs to be tightened during maintenance on the main engine. Which of the given methods should be used to ensure it does not come loose in service?

Tighten it 10% more than the manufacturer's recommendation using a torque wrench.

Tighten it to the manufacturer's recommendations using a torque wrench.

Tighten it as tight as possible using a spanner and extension pipe.

Tighten it as tight as possible using a flogging spanner and a hammer.

A cargo space is being prepared to load a refrigerated cargo. An inspection of the space has revealed some dark areas of mould on the bulkheads. Which of the given options is the best action to take in such circumstances?

Since the mould will be odourless it can be left in place.

The mould should be scraped off with a steel goose necked scraper.

The mould should be removed by scrubbing the area with clean water containing the correct concentration of an approved fungicide.

The mould should be painted over with an appropriate marine paint.

Under the IMDG code what class of cargoes are liable to spontaneous combustion?

Class 5.2

Class 4.2

Class 5.1

Class 3.1

What is the depth of an iceberg below the surface of the sea?

The draught of an iceberg varies with the type of berg and its age.

The depth of an iceberg below the surface is always about one sixth of its total depth.

The draught of an iceberg is normally about 3/4 of its total depth.

The draught of an iceberg is about the same as the visible part of the iceberg above the water.

Some oil cargoes contain high levels of a chemical called Hydrogen Sulphide, or H2S. The atmosphere on deck may be monitored if you are loading such a cargo and an alarm may sound if the level of H2S vapour around the deck becomes unsafe. Each company and terminal will have procedures, but, in general, which of the following describes the procedure that you, as a deck watchman, should follow if this happens?

Remain exactly where you are but report the alarm to the Duty officer immediately.

Put on any facemask with which you have been issued and make your way immediately into the accommodation, sealing all doors behind you. Make your way to the Cargo Control Room and report the situation.

Go to the ship's side and attract the attention of the nearest terminal operator. Inform him of the alarm and request that he attends to it immediately.

Put on any Emergency Escape Breathing Device with which you have been issued, leave the area immediately, moving in an upwind direction, report the situation to the Cargo Control Room.

From the options given, select the main reason why conventional mercury thermometers should not be used for taking pulp readings of a fruit cargo on a reefer vessel.

This type of thermometer is not sufficiently accurate.

This type of thermometer is difficult to calibrate.

This type of thermometer is not sufficiently portable.

The mercury may contaminate the fruit if the thermometer is broken while taking the readings.

On a General Cargo Vessel the Tonnes per Centimetre (TPC) of a vessel is 30; the present mean draught of the vessel is 6.90 m and the maximum summer load draught is 7.00m; Calculate the amount of cargo that can still be loaded?

The amount of cargo that can still be loaded is 300 tonnes

The amount of cargo that can still be loaded is 3000 tonnes

The amount of cargo that can still be loaded is 30 tonnes

The amount of cargo that can still be loaded is 3 tonnes

Over a period of a few hours of operation the main diesel engine speed gradually falls off. From the options given what is the most likely cause of this fault?

Water in a cylinder.

Injection valve opening pressure is too low.

Governor linkage broken.

Fouling of turbocharger intake filters.

During a ballast voyage, the fuel consumption is noticeable higher than normal and all pressures and temperatures is normal, may the reason to this be:

Fouling of the hull

Opposing sea current

Long time since the last overhaul.

Water in the fuel.

Anyone who makes or permits a false entry to be made in the log book, shall be liable to fines or imprisonment for a term not exceeding 1 year according to:

The International Maritime Organization's Act of Maritime Activities

The Ship Safety and Security Act, Section 65..

The Public Administration Act

The Maritime Act

Why are pure RoRo car carriers considered as being high risk design vessels where their stability is concerned.

Because they have few internal bulkheads

Because of the relatively small clearance between waterline and stern ramp sill when fully loaded

Because they can easily capsize if there is ingress of water or ballast operations are not handled correctly

Where should the vehicle belonging to a disabled person be placed?

Preferably near an elevator or a place where you have easy access to the stairways

Near the stairways

In the after part of the car deck

As close to the bow door as possible to avoid any traffic jam during discharging

On the figure 4 possible definitions of the term "ASTERN" are shown. Which one is the correct one?

Astern is defined as B on the figure

Astern is defined as D on the figure

Astern is defined as C on the figure

Astern is defined as A on the figure

Which regulations require supervising the embarkation of persons on board ro-ro vessels?

The Safety Of Life At Sea (SOLAS) Convention

International Labour Organization (ILO) standards

Standards of Training Certification and Watch-keeping (STCW) Code

The International Ship and Port Facility Security (ISPS) Code

What is the main reson for keeping engine lubricating oil viscosity within recommended limits?

To neutralise any acids that may form.

It is not important

To ensure the strength of the oil film is sufficient to keep lubricated surfaces apart.

To reduce system pressure losses.

With regard to the IMDG Code what do Calcium Oxide (UN No. 1910), Magnetized Material (UN No. 2807), Sodium Aluminate (UN No. 2812) and Battery Powered Equipment (UN No. 3171) have in common?

They are listed as Corrosive Substances - IMDG Class 8

They are not listed in the IMDG Code

Due to their characteristics they may be shipped in open top containers

They are not subject to the provisions of the IMDG Code but may be subject to provisions governing the transport of dangerous goods by other modes

How is body language generally communicated?

the tone of your voice

looking at someone directly in the eyes

touching other people

the way you stand, gesture, and walk

What extra precautions should be taken by the officers and crew if some of the passengers are disabled, i.e. using wheelchair, cane, blind etc.?

Passenger with some form for disability must travel with accompany, and live in same cabin or next door.

Locate them in large cabins to ease their stay.

They must be placed in cabins on the same level as the muster station.

All passengers that will require extra assistance, also in case of an emergency situation/ evacuation, must be registered in order to allocate crew to assist them if needed.

What does ISPM stand for?

International Safety Procedures Manual

International Standards for Port Management

International Safety Policy Model

International Standards for Phytosanitary Measures (code)

What must be checked carefully before commencement of ballasting tanks on a bulk carrier, when operating in very cold conditions?

Air pipes and sounding pipe open

No special precautions need to be taken.

Air ventilator pipes closed.

All air ventilators are open and free from ice build up.

"Part way through a profiling interview with a supplier, the package the individual is carrying arouses your suspicion. What do you do?"

Confront the individual and demand that he open the package.

Discreetly inform someone of your suspicions so he or she can get assistance.

Call for help on the radio.

Take the package and open it.

During overhaul of a purifier the engine room rating is instructed to drain and clean the gearbox on the machine. Which of the materials given in the options is the best one for wiping up the remaining oil in the gearbox after draining the oil?

Clean, lint free cotton rags.

Used paper towels from the wash room.

Used dish cloths from the galley.

Clean cotton waste.

Many liquefied gas carriers are fitted with inert gas generators to supply inert gas to ensure the atmospheres of various onboard spaces are non-flammable. How is cargo vapour from these spaces prevented from back-flowing into the inert gas generator and creating an explosion risk?

The deck IG main is always manually blanked off when the IG system is not running.

There are at least two mechanical non-return devices fitted to the deck IG main.

There is always a deck water seal fitted to the IG main.

The pressure at the generator outlet is always greater than that of the IG main.

Liquefied gas carriers and terminals must each have an Emergency Shut-Down (ESD) system. In the event of an emergency during loading which is normally the preferred order of operating these emergency shut down systems?

Operate both ESD systems together, simultaneously.

Operate the ship ESD system first.

Operate the terminal ESD system first.

There is no preferred order of operation for these systems.

The thermal conductance capability is expressed by a material's thermal conductance number and states the heat quantity. What is the denomination for heat quantity?

Enthalpy.

Joule.

Calorific value.

Watts.

What is the primary cause of fatigue damage to the hull girder?

Repeated plastic deformation of the hull

The number of repeated stress cycles

Resonant rolling

Panting stresses

The office phone, fax, telex and after office hours telephone numbers can be found in:

Vessel health, safety and environment manual

Radio log book

The Ship's emergency contingency manual

Vessel operation manual

Which of the following is associated with staphyloccocal food posining?

Uncooked fish that has been defrosted overnight in a refrigerator.

Food that is not kept properly hot (or cold) as required.

Raw salad leaves.

Unwaxed citrus fruit.

So as to avoid possible cargo claims at the discharge port what should be maintained besides the cargo lashings?

The vessel itself

Hatch covers, hatchways and cargo hold ventilators

Cargo gear

The cargo

Which is the "STARBOARD QUARTER", in the figure?

The Starboard quarter is C, in the figure

The Starboard quarter is B, in the figure

The Starboard quarter is A, in the figure

The Starboard quarter is D, in the figure

When securing a non-standardized portable tank what is a favourable securing angle that will prevent it from transverse sliding?

30 to 35 degrees

10 to 15 degrees

18 to 25 degrees

5 to 10 degrees

When selecting switchgear to work with High Voltage it is important to use an appropriate arcing medium. What is meant by arcing medium?

The way in which the contacts separate as the switchgear operates.

Equipment which communicates information about the arcing.

A material which assists a welding process.

The gas or vapour which will minimise creation of an electric arc as contacts open.

The design features of a container ship with pronounced bow flare, a wide flat transom stern and wall sided amidships section contribute to what occurrence?

Excessive pitching

The ability to shed water very quickly off the decks

Large angles of heel with a large GM

Parametric Rolling

Before departing the berth to ensure the stability of a RoRo vessel which if the following should be completed

Close all Ramps and hatch covers

Open all ramps and hatch covers

turn off all the deck hydraulics

What is the name of this unit?

A liferaft release unit

A hydrostatic release unit

An antistatic release unit

A slip hook

Where should grease be applied to a twistlock?

Over the entire outer surface

Under the handle

Between the twistlock cone and associated housing

At the base of the twistlock cone

A small consignment of dangerous goods is to be loaded on deck of a General Cargo ship; choose from the following stowage position which is the most suitable ?

The aft end of No 2 Hold

The forward end on No 2 hold

The aft end of No. 4 hold

On top on No 1 hold

Which of the following statements is the most appropriate with respect to cargo after loading on a General Cargo Vessel?

All cargo must be fully secured before the vessel sails

Cargo securing must be completed within 2 hours of commencing the voyage

Cargo need only be secured if bad weather is forecast

Cargo must be fully secured before the pilot disembarks

On a Container vessel, what are the vertical corner structures of a container called?

Corner fittings

Casting posts

Corner posts

Corner pillars

The ship is en route. When may passengers visit the bridge?

Whenever they want

When the weather is nice and the sea is calm

During daytime if the traffic is smooth

Passengers are not allowed to visit the bridge while the ship is en route

One of the Main Engine cooling pumps is down for maintenance. The rest of the cooling pumps are operating near full capacity with minimum margins on the maximum temperature limit. What should be the correct action to take with regard to UMS operation?

Operate the engine room on manual mode until the maintenance is completed and the cooling pump is operational and switched to stand-by mode.

Arrange frequent checks of the condition during the night otherwise operate in normal UMS-mode

Arrange with a rating "on watch" in the engine room for the UMS period.

Hope that the alarm function and automatic temperature regulation will function correctly and switch to UMS-mode as normal

What is one of the main features of the cylinder lubricating oil used in large 2 stroke marine diesel engines which normally operate on heavy fuel oil?

It is a pure mineral oil without any special additives.

It is strongly alkaline.

It is strongly acidic.

It is neutral with a pH value of 7.

What should you observe when patrolling public areas on board?

Drunk people

If all the fire extinguishers are in place and that fire doors are open

Stowaways

All abnormalities that may affect the safety/ security of passengers, crew and the ship

During maintenance work at sea an engine room rating is moving a heavy component to the workshop using a chain block attached to an overhead trolley on a rail. Part way through the operation the rating is asked by the engineer to go immediately to the store for some equipment. What should the rating do?

Immediately land the component on the deck and secure it to a hand rail stanchion and go and get the equipment from the store.

Leave the component suspended from the chain block and go and collect the equipment from the store.

Continue with the moving operation until the component is properly secured in the workshop before going to the store for the equipment.

Immediately land the component on the deck but leave the chain block attached and go and collect the equipment from the store.

Ce test en ligne se compose de 90 questions aléatoires issues des tests CES 5.1 sur un sujet de votre choix.