Le test comprend 80 questions aléatoires.
Total de questions sur ce sujet : 301
With reference to oil tanker operations, the terms UFL & LFL stand for:
Upper Flammable Limit and Lower Flammable Limit.
Upper Filling Level and Lower Filling Level.
Upper Flash Point Level and Lower Flash Point Level.
Unidentified Fire Liability and Located Fire Liability.
What is the alcohol content in the blood permissible under US legislation before it is defined as intoxication?
What is the MARPOL definition of a “high-viscosity substance”?
A noxious liquid substance in category “Y” with a viscosity equal to or greater than 100 mPa·s at 37,8 °C.
A noxious liquid substance of any category with a pour point of greater than 37,8 °C.
A noxious liquid substance in category “X” or “Y” with a viscosity equal to or greater than 50 mPa·s at the unloading temperature.
Inmarsat Telex Service code “31” can be used:
To ask for maritime inquiries.
When the coast-station is disfunctional.
When technical problems are experienced with the Inmarsat terminal.
As far as possible, all engines in lifeboats and rescue boats should be run:
For a total period of not less than 5 minutes every month.
For a total period of not less than 10 minutes every week.
For a total period of not less than 3 minutes every week.
For a total period of not less than 3 minutes every month.
What is the meaning of this symbol?
A ship in distress should transmit the appropriate alarm signal followed by the distress call and message on one or all of the international distress frequencies. Which of frequencies is in accordance with the present recommendations?
550 kHz, 2 182 kHz and 121,5 MHz.
500 kHz, 2 182 kHz and 156,8 MHz.
550 kHz, 2 367 kHz and 121,5 MHz.
500 kHz, 2 367 kHz and 243 MHz.
The DoS addresses the responsibility for the security of the water around the ship and the verification of increased threat levels.
Under ISM, what is a “non-conformity”?
An observed situation where objective evidence indicates the non-fulfilment of a specified requirement.
The wearing of non-standard Personal protective equipment.
Official log book entries not being completed correctly.
A safety officer not being nominated for the vessel.
The IBC Code prescribes certain design conditions for a cargo heating or cooling system fitted to a chemical tanker. What does it require in respect of pressure within such a system, for any condition other than when it is empty?
That an automatic alarm is fitted to alert the operator when the pressure within the system drops to within 0,2 bar of the pressure measured at the lowest located cargo pressure sensor within the tank.
That the system must be fitted with automatic control valves that will maintain the inlet pressure at not less than 0,2 bar above the return pressure.
That a higher pressure can be maintained within the system than the maximum pressure head that could be exerted by the contents of the cargo tank on that system.
According to the IAMSAR Manual, what is the expected survival time for a person in water of 4-10 °C, without special protective clothing?
A DSC distress alert is received. The message states that communication by radiotelex is preferred. One preferably uses:
The diagram shows the direction that a rope runs during a mooring operation and a possible place where it may break. Where would be considered the safest position to stand?
Outside the blue coloured zone.
Between the “point of break” and the “fairlead”.
Behind the point of restraint, but inside the blue coloured zone.
Inside the blue coloured zone.
What immediate action should be taken if a ship unexpectedly runs aground and stops?
Which of the following two digits codes is used to obtain medical advice?
Your vessel is in an area of restricted visibility. You hear this sound signal. What does it mean?
That there is a vessel at anchor in the vicinity.
That there is a vessel aground in the vicinity.
That there is a vessel in distress nearby.
That there is a vessel engaged in underwater operations in the vicinity. She has divers down.
Master of every ship must provide:
The training during crews working hours only.
Proper rest to the crew after each training programme.
Facilities to conduct training whenever required by the training officer.
A link between the shipboard training officer and the company training officer ashore.
Depending on the API, an error measurement of 0,1 degree Fahrenheit in a tank containing 300 000 barrels of oil will result in which of the following volumes?
What immediate action should be taken if a ship unexpectedly runs aground and stops?
Stop engines and tell the engine room to switch over to high suctions.
Stop engines and immediately request “Full Astern”.
Sound the General Alarm and plot the ships position.
A class “D” fire involves what type of material?
Wood or other carbonaceous material.
The calibration of the ODME is carried with the use of:
The product being carried on that voyage.
Approved bio-degradable light oil.
Most minor oilspills are caused by:
Unforeseeable circumstances.
Mention some important thoughts for what you have to do when you recognise that fire break out onboard:
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, call the persons around the fire and join the fire squad.
Report to bridge or duty officer, actuate the fire alarm, organise and commence fighting the fire.
Commence fighting the fire, call the persons around the fire and join the fire squad.
If the wind speed on a vessel doubles, by approximately how much will the force from it rise?
The force will be Quadrupled.
The force will be Doubled.
The force will be Tripled.
The force will be Quintupled.
Wire antenna of 12 metres long is probably:
A vessel has been in involved in a collision. Which procedure should happen immediately?
There is assessment of the damage stability.
Determine is there is any evidence of pollution.
Communicate with the other ship.
Determine any injuries of persons on board.
A “Pellistor” is:
It is a sensor that can be used in a combustible gas indicators to detect and measure flammable gas concentration as a percentage of its lower flammable limit.
It is a sensor used in an oxygen analyser that contains a chemical that are very sensitive to changes in the oxygen content of air.
It is a sensor used in a hydrocarbon measuring instrument that undergoes a chemical change in the resence of a hydrocarbon and air mixture.
Which of these statements about drug smuggling is true?
The risks to ships are not restricted to specific areas or trading routes.
Drugs are difficult to conceal onboard a ship.
Drug smuggling is only a problem in certain ports, so only ships sailing in those ports need to implement preventative measures.
The preventative measures you incorporate into your ship’s security plan should be exhaustive, regardless of the level of threat identified by your ship’s security assessment.
What are the three volumes of the IAMSAR Manual?
I Organization and Management; II Mission Co-ordination; III Mobile Facilities.
I Planning and Preparation; II Rescue Control; III Reference.
A Command and Control; B Communications; C Rescue Procedures.
I Organization; II Communications; III Rescue Procedures.
On the figure there are four (4) possible definitions of the term “BREADTH” given. Which one is the correct one?
Breadth is given by A on the figure.
Breadth is given by B on the figure.
Breadth is given by C on the figure.
Breadth is given by D on the figure.
How should you, as helmsman, give feedback to the OOW (officer on watch) that his orders are understood?
You don’t have to give any feedback.
If one requires medical advice by means of an Inmarsat-C terminal one should use the following address:
In a typical shipboard de-humidifier plant as may be found on a modern chemical tanker, operating on a “rotating bed” principle, what names are given to the two parts of the rotating bed?
The “live sector” and the “reserve sector”.
The “active sector” and the “dormant sector”.
The “inbound sector” and “outbound sector”.
The “process sector” and the “reactivation sector”.
The purpose of expansion couplings to be fitted on the longitudinal pipelines of oil tankers is:
To allow the pipeline to contract when the cargo passing through it is cold.
To allow the pipeline to expand when loading a hot cargo through the pipeline.
To allow the pipelines to follow the ships flexing movement when pitching.
To prevent the pipeline from cracking when the ship suffers from Racking stresses.
On a ship involved in a collision, what should happen immediately after the accident has taken place?
Crew should follow an emergency procedure.
The master should be called.
The other ship should be contacted.
The bridge team should devise a plan of action.
… a ship … intended to transport products with appreciably severe environmental and safety hazards which require significant preventative measures to preclude escape of such cargo. Usually the ship is of double-hull construction, with a variety of tank sizes/capacities. What is this the definition of?
A type I chemical tanker as per the IBC Code.
A chemical tanker for the purposes of the 1996 IMO directive MEPC/2.12 circ. on “Mandatory Reporting Requirements for Ships Carrying Dangerous or Polluting Goods”.
A type II chemical tanker, as per the IBC Code.
During cargo or bunker operations, oil response equipment is to be:
Used elsewhere in the ship.
You must not attempt to move a casualty carelessly, if you suspect patient with:
On area A4 the function “Transmission and reception of on scene communications” is mainly based on:
The use of HF DSC and/or Inmarsat-C.
The use of MF and/or VHF R/T.
The correct functioning of a DSC-modem can be checked by means of:
The build-in test facilities in the modem.
The testing-mode of the ever present VHF-DSC-EPIRB.
The obligatory monthly transmission from the RCCs.
What is understood by the term “take the helm”?
Take over the steering of the ship.
Change the place where the lookout is standing.
Take over heaving of a rope.
Take a message to another officer.
You are close to the entrance to a port in thick fog. You hear the following signal. What does it mean?
That there is a vessel at anchor in the vicinity. She is more than 100 metres length.
That there is a vessel at anchor in the vicinity. She is less than 100 metres in length.
During helicopter evacuation of an injured man, what course should the ship steer?
With the wind fine on the bow opposite to the helicopter operating area.
As instructed by the helicopter pilot.
What is the correct understanding of the term “Bottlescrew”?
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.
A bottlescrew is a metal threaded sleeve which adjusts the length and tension on rigging or stays.
A bottlescrew is the special wire rope used to lash containers.
When an inhibitor is added to an oil cargo, the items mentioned on the accompanying certificate include:
Inhibitor name; amount added; date added; period of efficiency; precautions if voyage length exceeds that period; eventual temperature limitation.
Inhibitor class; percentage blended; date added; maximum period of efficiency and applicable temperature limits; maximum storage period on board; contact number of manufacturer.
On area A3 the function “Reception of shore to ship distress alerts” is mainly based on:
The use of MF DSC and Inmarsat-C SAFETYNET.
The use of VHF DSC and NAVTEX.
The use of HF DSC and Inmarsat-C SAFETYNET.
The use of SARSAT COSPAS EPIRBs and NAVTEX.
The reporting of incidents involving harmful substances and/or marine pollutants is regulated under:
The UN Convention on the Reporting of Accidents and Incidents which Present a Hazard to the Marine Environment 2004.
Appendix B of the Supplement to the IMDG Code.
The emergency battery of a GMDSS portophone:
Must be tested once a week.
Must be replaced before the expiry date is exceeded.
During the anchoring procedure, what would the 2nd Officer understand by the following request from the bridge, “How is the chain”?
The bridge would like to know the direction of the anchor cable from the hawse pipe.
The Master is requesting the Chief Officer to inform the bridge of whether he can determine which way the ship is moving in the water.
The Master is asking the Chief Officer whether the ship needs to be moved forward and take the weight off the anchor cable.
The Master is asking the Chief Officer whether the vessel is dragging anchor.
What is the minimum permissible distance measured horizontally between the ship’s shell plating and the outer side bulkhead of the first cargo compartment on a type II chemical tanker?
Not less than moulded breadth / 5.
Not less than moulded breadth / 15.
What are the three diameters of fire hoses most commonly found on ships?
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.
The relative amounts of nitrogen and combustible gases within a tank.
The compensation payment by the charterer that is due when a vessel is unable to load/discharge her cargo within the allowed and contracted time is referred to as:
Contractual penalty discount.
The time indication 121310z means in maritime radio communication:
12th month, 13th day, 10:00 hours UTC.
12th day, 13:10 hours UTC.
12th day, 13:10 hours local time.
A vessel has been in involved in a collision. Which procedure should happen immediately?
There is assessment of the damage stability.
Determine any injuries of persons on board.
A conventional tanker has most of its tanks slack during the discharging of oil cargo, it is not of any great consequence; however, if an OBO has most of its holds slack during discharging (or loading) of oil cargo this will:
Have not much effect on stability as these vessels are designed for such conditions?
Likely cause a sudden or violent list due to the very large free surface in the broad beamed holds?
Cause the vessel to develop a slow rolling motion?
Cause extreme strain to the hull on the listed side if a list develops?
What type of dynamic forces may cause indent in plating on forecastle deck and main deck in way of pillars inside forecastle?
Pressure forces caused by green water on deck.
Impact pressure forces in way of abrupt or flared bow.
Slamming in way of flat bottom forward of light draught.
Forces created by waves on the forecastle.
Oil tankers of 70 000 tons and above, delivered after 31 December 1979 shall be:
Provided with at least 2 slop tanks.
Provided with sufficient number of slop tanks.
No requirement regarding number of slop tanks.
Which of the following is most commonly used by the oil industry to assess the volatility of crude oil?
Reid vapour Pressure (RVP).
Methane Evolution Index (CEI).
True vapour pressure (TVP).
Volatile Organic Compound content (%).
What do you understand by: “Secure the tug”?
To pass a line to the tug.
During the survey of Long Range Identification and Tracking (LRIT) equipment, which document must be available to the surveyor to demonstrate compliance with SOLAS?
A report giving the result of the Conformance Test issued by an Application Service Provider on behalf of an Administration.
A report giving the result of the Performance Test, issued by the manufacturer in compliance with the Flag State Authority requirements.
A Statement of Installation and Testing by the Application Service Provider in compliance with SOLAS V/26-4.
At least, how often shall life boats be launched with their assigned operating crew aboard and manoeuvred in the water according to SOLAS?
What is the main hazard associated with entry into an enclosed space?
The atmosphere inside may contain insufficient oxygen to support life, or toxic vapours, or both.
That there may be errors or missing entries on the enclosed space entry permit and an inspector may notice.
There will commonly be insufficient natural light to safely descend the access ladder.
The lower part of the tank may still be wet and slippery. You may not be able to see this from the deck.
Which personnel must undergo familiarization training on board?
Which of the following requirements to ships stability for normal operation corresponds to present regulations? (NSCL 4/12.2).
The ship is loaded in such a manner that adequate stability is achieved in all loading condition.
Unless otherwise stated in the approved stability calculation, the total weight of the deck cargo shall not exceed 50 metric tons.
In waters with the danger of icing, loading of deck cargo must be approved by competent authority.
Centre of gravity shall be calculated with an accuracy better than 5 %.
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 overboard when the vessel is 50 nautical miles off the coast.
Mix in an appropriate quantity of dispersant chemicals and drain it overboard when in open water.
Drain it to a cargo tank.
What would be the correct understanding of the term “a ship is directionally unstable”?
When the rudder is kept amidships, the ship will continue on a straight course.
The ship has negative transverse stability (GM) when proceeding on some specific courses.
The ship will only require small amounts of helm to maintain its course when steaming in a heavy seaway.
The ship requires continual application of the rudder to maintain a steady course.
When tank cleaning hoses are tested for electrical continuity, they must display a reading of:
Not greater than 6 ohms per metre length.
It depends on the manufacturer’s recommendations.
At least 8 ohms per metre length.
Not more than 10 ohms per metre length.
During test and/or maintenance work of the CO2 system affecting the release system, precautions to ensure that the gas is not released into the engine room due to a mistake are to be ensured. What precautions should be taken?
The main supply line to be blanked off prior to the work.
Arrange a watchman in the CO2 central.
No special precautions necessary.
Check the main valve for a potential leakage.
The prescribed test of EPIRB, SART and portable VHF radio set must be entered in:
What are the conditions that influence the efforts for organising the fire fighting?
Where the fire breaks out, how many fire teams are available, the strength of the fire, the ships mobility, what is burning and communication.
Where the fire breaks out, how many fire teams are available, what is burning, distance to the fire station.
Where the fire breaks out, the ships mobility, distance to the fire station and the size of the fire brigade.
Distance to the fire station and the size of the fire brigade, what is burning possibility to get water.
“Passivation” is a restorative process periodically applied to stainless steel tanks on a chemical tanker. What effect does this process have on the steel surface?
It restricts active corrosion on the surface steel.
It restores the surface steel to an even and smooth finish, thereby encouraging drainage during discharge.
It restores and reforms the passive Chromium Hydroxide surface layer.
A message is send by the Inmarset C-set. The land earth station will:
Automatically send a positive delivery notification (PDN) to the sender.
Only send a positive delivery notification (PDN) to the sender if the sender requested, so in the send menu.
Never send a positive delivery notification (PDN) to the sender. The addressed will have to confirm the message through the ground-station and request for further information, if desired.
The MF/HF-transceiver on board is tuned to the assigned frequency of a station. To make this connection the following mode is used:
What is most important for crew members when preparing for emergencies?
That people know where to muster.
That people listen to orders given.
That people know where to find designated equipment.
That people are well trained.
Via Inmarsat-C a message is sent to an Inmarsat-C mailbox with a positive delivery notification (PDN). The ground station will:
Send a PDN, as soon as the message is collected from the mailbox.
Send a PDN, if the message has arrived in the mailbox.
Send no PDN’s with messages intended for the mailbox.
When during transmitting the display of a radiotelephone-installation shows a decrease in transmitting power it is:
An indication of aerial problem.
An automatic adjustment of the chosen transmitting mode.
An indication of chosing a wrong channel.
An adjustment of the semi-duplex transmitting power.
With reference to oil cargo characteristics, “cloud point” is:
The temperature at which a liquid hydrocarbon begins to congeal and take on a cloudy appearance, due to the bonding of constituent paraffin compounds.
The temperature at which an oil product begins to emit vapours which can be observed in a spectroscope due to the volume of solid particles extracted during evaporation.
The surface pressure at which vapours from an oil cargo overcome gravity and friction and are expelled from the containing compartment.
If W = Displacement, L = length, B = Breadth, D = depth of vessel, Cb = Block Coefficient, Cw = Coefficient of Waterplane, RD = Relative Density, then:
Prior to discharging cargo from an oil tanker, “line displacement” is usually conducted to:
Verify the pipeline contents with previous grade have been replaced.
The calibration of the ship’s flow meter.
Testing of the automatic shut-down arrangements in the shore line system.
Balancing of a rigid cargo arm.