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Which one of the listed requirements regarding rocket parachute flares do not correspond to present regulations? The rocket parachute flares shall:
be contained in a water-resistant casing
burn with a bright orange colour
have integral means of ignition
have brief instructions clearly illustrating the use of the flare
*What are the main components of the atmospherical air?
O2: 75% N2: 10% H2O: 5% CO2: 5%, Rare gases: traces
O2: 21% N2: 72% H2O: 5% CO2: 2% Rare gases: traces
O2: 21% N2: 78% H2O: traces CO2: traces, Rare gases: traces
O2: 50% N2: 50% H2O: traces CO2: traces Rare gases: traces
*Which of the following instructions will generally be given by a port authority to allow welding or hot work in a cargo tank of a tanker ?
Before the tank is entered, lifeline, rescue harness and compressed air apparatus shall be ready at the relevant hatch
All answers are good
All results of gas measures and examinations shall be entered in the ship's deck log
Non-adjacent, partly filled slop tanks shall be emptied prior to the working period
*What is the working principle of the detectors of a common fixed sprinkler fire-extinguishing system?
they are smoke detectors
they are flame detectors
they are rate-of-rise detectors
they are fixed-temperature detectors
Where is it compulsory to place a portable extinguisher in an engine room containing an internal combustion machinery?
In such locations that no point in the engine room is more than 5 m walking distance from an extinguisher
In such locations that no point in the engine room is more than 10 m walking distance from an extinguisher
Two at each gallery
In such locations that no point in the engine room is more than 15 m walking distance from an extinguisher
The main risk for people when using CO2 as an extinguishing agent in a closed space is:
Air suppression
Toxicity
Reduction of visibility
Low temperature at the nozzle
How often shall crew members participate in fire drills?
Once every year
Once every 6 months
Once every week
Once every month
“Fading” can partially be compensated by:
Clarifier
Automatic gain control
Dimmer
Pre-selector tuning
A DSC-message of the “safety” category is received from another vessel on VHF channel 70. Conforming to the GMDSS rules, for the continuation of the safety traffic, you must change to VHF-channel:
Don't know
70
16
07
When stripping a tank, if excessive air is allowed to be drawn into the suction line, which of the following may occur?
Control of the operation will be lost and the tank will rapidly empty.
The pump will "race" and there will be a loss of suction.
The cargo pump impeller will stop rotating.
The back pressure will increase.
What does the abbreviation SOLAS mean?
International Convention for the Safety of Lives at Sea
International Conference for Security of Loads aboard Ships
International Rules for Safe Ocean Lines and Sailingroutes
International Agreement for Security of Load and Ships
Who is responsible that regulatory working hours are not exceeded?
The individual person.
The safety officer.
The master and department heads.
The bosun and the second engineer.
What is the first sign and symptom of a Cardiac Infarction?
Skin may be red and loss of movements in the right arm may occur.
Possible frothing at the mouth.
Strong and painful pulse.
Sudden crushing, vice-like pain in the centre of the chest.
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
Your vessel is moored alongside in Houston, discharging oil to the terminal. During discharging your vessel is hit by an other vessel and your vessel is leaking oil into the Houston Channel. What will you as Sen.Off.Deck do?
Commence cleaning up the oil spill around the vessel by using chemicals.
Stop discharge, inform USCG and Qualified Individual.
Call for tug boats for assistance to nearest anchorage.
Continue discharging.
When is a vessel deemed to be an overtaking vessel?
When coming up with another vessel from any direction abaft her beam
When coming up with another vessel from a direction more than 10 degrees abaft her beam
When coming up with another vessel from a direction more than 45 degrees abaft her beam
When coming up with another vessel from a direction more than 22.5 degrees abaft her beam
What is the correct understanding of the term "bank effect"? If a ship was approaching the bank at an angle, what would be the effect on the ship?
The vessel's stern is pushed away from the bank
The vessel’s bow is attracted by the bank.
The whole vessel would continue straight towards the bank and would require a large helm order to avoid going aground.
The vessel's bow is pushed away from the bank
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 crewmembers in relation to passengers?
clearing the escape routes
ensuring that every passenger is provided with an immersion suit or a thermal protective aid
ensuring that a supply of blankets is taken to the survival craft
ensuring that extra food and water is taken to the survival craft
Give the meaning of the following symbol:
muster station for lifeboat
lifeboat
muster station for rescue boat
rescue boat
An immersion suit is constructed such that it can be unpacked and donned within:
3 min
2 min
4 min
5 min
You just have thrown an inflatable liferaft overboard from your vessel. The liferaft was stowed at a distance of 10 metres above the waterline (light condition). What minimum length of painter will you have to pull out pulled out in order to get the liferaft inflated (N.B.: The inflation of the liferaft takes place once the whole length of painter is pulled out)
10 metres
15 metres
30 metres
20 metres
Which item among those below is included in the normal equipment of every rescue boat ?
a food ration for each person as described in SOLAS convention
sufficient buoyant oars or paddles provided with thole pins or crutches
anti-seasickness medicine sufficient for at least 48h and one seasickness bag for each person
one copy of the prescribed life saving signals on a waterproof card
Give the meaning of the following symbol
Survival craft portable radio
Survival craft distress pyrotechnic signals
EPIRB
Radar transponder
An abandon ship drill must take place 24 hours after the ship leaving a port with new crew members
if they are more than 10% of the total crew
if the total crew has been replaced
if they are more than 50% of the total crew
if they are more than 25% of the total crew
When reasonable and practicable, how often shall rescue boats be launched with their assigned crew aboard and manouvered in the water?
Every week
Every three months
Every two weeks
Every month
What is the ideal humidity in a working environment?
40 - 60 %.
10 - 30 %.
103 - 119 %.
70 - 85 %.
To accommodate expansion of piping on the deck of a chemical tanker the following are fitted:
Flanges on the pipes at frequent intervals?
Extra strong pipes that can withstand the forces of expansion?
Natural bends at intervals?
Expansion glands?
Which international regulations govern the disposal of waste material, including galley waste, from ships?
Chapter II, SOLAS 1974.
The Industry Best Practise Guide for Restaurant Management.
Annex V, MARPOL 73/78.
Section III, ISPS Code.
From the statements given in the answer options, choose the one which is most accurate in relation to the operation of water-tube boiler and fire-tube boilers.
A watertube boiler can tolerate a short period of time without any water when the burner is operating.
A firetube boiler has a much better capability to work at higher steam pressure.
Water-tube boilers are more efficient and generally contain less water than fire tube boilers. They are prone to major damage when run dry during operation.
A firetube boiler does not require a non-return valve in the feedwater line.
Where on board ozone depleting substances are found?
In sewage systems
In compressed air systems
In electronic equipment
In refrigerated systems
The IGC code gives details of construction and equipment requirements for liquefied gas carriers. Under which circumstances would a liquefied gas carrier require a double bottom and a longitudinal bulkhead forming full side ballast tanks in way of the cargo containment system?
Only when the cargo is carried at less than minus 10 degree C.
Only if the cargo tanks are designed for fully refrigerated LPG cargoes.
Only when the cargo is carried at temperatures below minus 55 degree C in cargo tanks without a secondary barrier.
Only when the cargo is carried at temperatures below minus 55 degrees C in cargo tanks with a secondary barrier.
Why is it important to keep the condensate pH value within the correct range when operating steam boilers?
To prevent corrosion in the feed system.
To minimise oxygen content in the feed waters.
To minimise dissolved gases in the feed water.
To prevent sludge forming in the feed tank.
With respect to earthing (grounding) of signal cables. Which of the 4 alternatives is correct for a cable for analogue signals?
Figure 1.
Figure 2.
Figure 4.
Figure 3.
The DoS addresses the responsibility for the security of the water around the ship and the verification of increased threat levels.
TRUE
FALSE
.
You are in an area of restricted visibility. You hear this sound signal. What does it mean?
That there is a vessel engaged in underwater operations in the vicinity. She has divers down.
That there is a vessel aground in the vicinity.
That there is a vessel at anchor in the vicinity.
That there is a vessel in distress nearby.
A bulk carrier is to carry a full deck cargo of packaged timber; to what regulations must the vessel comply?
Grain Regulations
International Code for the carriage of Dangerous Goods
IMO Code of Practice for the carriage of Timber Deck cargoes
Marine Pollution Regulations
Shortly after starting up a fuel oil purifier oil is seen to be trickling out of the sludge outlet. Which of the options given is the most likely cause of this problem?
Incorrect gravity disc fitted.
Insufficient seal water supplied during start up.
Damaged bowl seal.
Excessive back pressure in the clean oil outlet.
In a closed loop control system the error signal is derived from which of the following?
The tolerance of the feedback sensor
The process and the feeedback sensor
The demand and the feedback signal
The process and the demand
What does the term 'cold spotting' refer to in relation to LNG cargo carriage?
Using a sub cooled layer of LNG at the liquid surface to help minimise cargo losses.
Visually checking the inner hull during the loaded passage to detect leakage.
Using the low duty compressor to supply cold LNG to the secondary barrier.
Monitoring tank pressure carefully during loaded passage.
A bulk cargo declaration shows that the iron ore to be loaded has an angle of repose of 45 degrees; what does this indicate?
The cargo pile is stable and unlikely to shift
The cargo may self-heat
The cargo pile will be very unstable
The cargo should not be accepted to load
Which of the following hazard risks generally apply to the carriage and handling of LNG and its vapours?
Flammable, Toxic and Frostbite
Flammable, Toxic and Corrosive.
Flammable, Corrosive and Frostbite.
Flammable, Asphyxia and Frostbite
Why are duplex filters usually employed in the lubricating oil system of an auxiliary diesel engine?
Changing of the filter element can be carried out without interrupting engine operation.
The pressure drop is half that of a single filter unit.
Filter blockage will not occur.
It gives better filtration of the oil.
Two identical medium speed engines are connected through clutches and a reduction gearbox to a single controllable pitch propeller. It is noted during normal operation that the load sharing between the engines is uneven with one engine taking a greater proportion of the load as the total load increases even though they are equally loaded at low load. Select from the options given the most likely cause of this problem.
One of the engines is running faster than the other at high loads.
The fuel filters in the supply line for one of the engines are blocked
The governor droop settings are incorrectly set and are not matched.
The clutch on one engine is slipping.
How is stability affected during Parametric Rolling?
By a virtual loss of GM
By development of a negative GM
By rapidly changing waterplane areas
By heaving rolling and pitching
What term is applied to the technique of removing a portion of fish from the bone?
Felting.
Filling.
Filleting.
Filtering.
What is the main fire fighting medium for tank deck on gas and chemical carriers?
There is not any main medium for tank deck fire fighting on gas and chemical carriers
Foam is the main medium for tank deck fire fighting on gas and chemical carriers
Freshwater is the main medium for tank deck fire fighting on gas and chemical carriers
Chemical powder is the main medium for tank deck fire fighting on gas and chemical carriers
What is the function of the "scrubber" in the inert gas system on an oil tanker?
To prevent backflow of dangerous vapours to the machinery space.
To blend the flue gas and air and achieve the desired concentration levels for tank inerting.
To wash and warm the flue gas.
To quench, cool and clean the flue gas.
With reference to the installation of pressure gauges for steam systems. Complete the following statement from the options given. To protect a bourdon tube type pressure gauge which is to be fitted to a steam line it should ….
..be fitted directly to the steam pipe.
..be fitted to the steam pipe using a flexible hose.
..be fitted with a siphon loop between it and the steam pipe.
..have its casing filled with water.
High level and high-high level alarms in cargo tanks on chemical tankers are normally set to activate at which of the following percentage filling levels?
85% and 95%.
90% and 96%.
95% and 98%.
70% and 95%.
What is the most utilised pump type for cargo discharge on a gas carrier?
Displacement pump.
Booster pump.
Hydraulic driven centrifugal pump.
An electrical operated submerged centrifugal pump.
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
What does OSHA stand for?
Occupation and Safe Health Association
Overseas Sea Hazard Association
Occupational Safety and Health Administration
Occupational Safety and Health Aids
This resistor has the value of 68 k ohm. Which colour code should be marked on the rings (assume ring d is the tolerance ring)?
a. red b. black c. yellow
a. blue b. grey c. orange
a. black b. red c. orange
a. violet b. green c. yellow
What roll amplitude is generally used by classification societies in calculating rolling forces?
24 - 30 degrees
18 - 24 degrees
37 - 42 degrees
30 - 36 degrees
What does ‘wedging’ achieve in side-rolling hatch covers?
It facilitates lowering of the panels for closing
It forces the compression bar on one panel to fit against the seal on the opposite panel
It facilitates the automatically wedging of hatch cover panels
It facilitates the automatic cleating of hatch cover panels
Can unrestricted tank cleaning operations take place from a chemical tanker in any sea area? Read all the following statements carefully and consider the reasons behind the answers as shown.
No. The type of previous cargo, the amount of residues, the ship's speed, the distance from the nearest land, the depth of water and whether the ship is in a "special" sea area are all factors that will need to be considered before tank cleaning is permitted.
No. Certain countries have exercised territorial rights over extended sea areas and control all marine activity within them, including the disposal of tank washings from tankers.
Yes. The tank cleaning equipment typically fitted on modern chemical tankers guarantees that legal dilution rates are achieved and that there is no threat to the marine environment in any location.
Yes, but only if the ship has undergone a special opetrational survey and is certified for unrestricted tank cleaning operations by the IMO.
Following repair and refitting of the seawater pipe for the fresh water generator feed line the rating assisting with the work notices that one of the flange joints is leaking. What action should be taken by the rating?
Check the bolts are correctly tightened before informing the engineer so that the flange faces can be cleaned and re-jointed if necessary.
Shut off the water and apply silicon or other sealing compound to the outer edge of the flange joint.
Use a spanner with an extension pipe to try and stop the leak by tightening the flange bolts as much as possible.
Use a hammer and flogging spanner to try and stop the leak by tightening the flange bolts as much as possible.
What is Breaking Stress with regard to cargo lashings?
The maximum stress that can be applied to a cargo lashing
The maximum load that can safely be applied to a cargo lashing
The safe working load of a cargo lashing plus 10 percent
The load beyond which a cargo lashing will deform
On a RoRo vessel, what is a low-bed Ro-Ro unit that is towed onto a ship called?
Mafi Trailer
Trailer
Flatrack
Flatbed
What must the oxygen content of the atmosphere within the cargo tanks of an oil tanker be prior to loading?
It must not exceed 8% by volume.
It cannot be in excess of 12% by volume.
It must be no greater than 5% by volume.
It must be less than 10% by volume.
The Chief officer of a General Cargo Vessel has instructed that ballast tanks must not be allowed to overflow when ballasting alongside. Which of the following is of the greatest concern?
Overflowing ballast water running over side and onto quay resulting in possible damage to shore equipment
Ballast water flowing back into dock
Over pressurising the tank top
Tanks being filled incorrectly
During a ship to ship cargo transfer operation it is required that:
The main engine be on 1 hour notice.
None of the listed alternatives need be maintained.
An efficient engine room watch with the main engine on standby be maintained.
The main engine be on 1/2 hour notice, and no watch need be maintained in the Engine room.
When making a small repair to the furnace refractory lining it is common to make a patch using castable plastic refractory material. Which is the best method, from those given in the options, of securing the patch to the main refractory lining?
Drill holes in the main lining and fix some anchor bolts to cast the patch around.
Cut away the damaged area to form an undercut right around the edge and fill with the plastic refractory material.
Pin some wire mesh across the damaged area and cast the patch over it.
Make a smooth hollow in the damaged area and fill with the plastic refractory material.
A general cargo ship is discharging and smoke is reported coming from a hold which is not being worked at present; what action must be taken ?
Sound general alarm, call shore fire services and check number of persons on board
Enter space to access problem
Boundary cool adjacent spaces
Open hatch cover and attack with fire hoses
What is this?
A hydrostatic release unit
A liferaft release unit
A slip hook
An antistatic release unit
A bulk cargo of steel coils is loaded and a number of the coils are noted by the Chief Officer to be rusted; what must the Master ensure?
Steel coils to be discharged
Clause the Bill of Lading with the reference numbers of the rusty coils and so make the Bill of Lading a "dirty" Bill.
No action needs to be taken.
Cargo temperatures measured on voyage
Why do bulk cargo carriers need to carry oxygen analysis and gas detection equipment?
Because it is good practice to have this equipment on board
Because of enclosed or confined space entry requirements
Because the equipment is required under the International Maritime Solid Bulk Cargoes (IMSBC) Code
Because the equipment is required under MARPOL 73/78
Why should a surveyor be in attendance when discharging steel rebars from a General Cargo Vessel?
In case cargo is found damaged during cargo discharge operations
Because individual rebars will be inter-twined with those below them and will therefore be discharged in damaged condition
Because of charterers? requirements
Because it is a P. & I. Club requirement
At what temperature is it recommended that frozen meat should be stored?
-45 degrees Celsius.
Between -5 and -10 degrees Celsius.
-20 degrees Celsius.
0degrees Celsius.
Which of the following temperature sensors normally gives the highest measuring accuracy?
Thermocouple, NiCrNi
Thermistor, NTC
Resistance sensor, Pt100
Thermistor, PTC
What is dunnage considered as under MARPOL 73/78?
Waste
Cargo residue
Marine Pollutant
Garbage
You have just loaded a cargo of Toluene and are about to clear the lines into the ship. What particular hazard must you be aware of with this product?
It is a carcinogen but has a relatively high odor threshold value. Personnel may not readily detect any vapour that is ejected through the vent risers and should therefore use filter masks while this operation is in progress.
It is a static accumulator and settling time must be allowed before gauging.
It has a relatively high freezing point and additional line blowing will be required to ensure the vessel's lines are completely clear.
It has a relatively low density. Tanks which are close to maximum filling are especially liable to overflow during the line clearing operation unless the flow of blowing medium is strictly controlled.
There are two basic types of turbocharging systems: constant pressure and pulse. The main difference between the two is in which of the following?
The arrangement of exhaust piping and exhaust gas receiver.
The casing of the turbocharger.
The arrangement of the scavenging air coolers.
The scavenging valves of the engine.
One of the tubes in a seawater cooled condenser is leaking due to being holed half way along its length. What is the most appropriate onboard repair method to be used from the options given?
Roll both ends of the leaking tube using a tube expanding tool.
Blank off the leaking tube at both ends with steel screw plugs after cutting an internal thread using a suitable tap.
Blank off the leaking tube at both ends using suitably tapered brass plugs.
Blank off the leaking tube by brazing a cap to each end of the tube.
If a master initially responds to a distress but then, in special circumstances, decides not to proceed, what must he then do?
Inform the appropriate search and rescue authorities of his decision and enter the reason in the ship's logbook.
Inform his owners of his decision and resume his passage at the earliest opportunity.
If possible, inform the casualty of his decision and communicate his reasons.
Contact the SAR Mission Co-ordinator and secure his written agreement to the release of his vessel from the operation.
A general cargo ship is being loaded in Singapore for Hong Kong; which is the preferred order of loading for the following cargo types in the same hold?
Top stow: Steel slabs, Middle stow: Pallets Machinery parts, Bottom stow: CKD's (packaged cars)
Top stow: CKD's (packaged cars), Middle stow: Steel slabs, Bottom stow: Machinery parts
Top stow: CKD's (packaged cars), Middle stow: Pallets Machinery parts, Bottom stow: Steel slabs
Top stow: Pallets Machinery parts, Middle stow: CKD's (packaged cars), Bottom stow: Steel slabs
What should crew members not assigned to emergency teams, do?
Crew members not asigned to emergency teams should ensure the proper operation of the remote control equipment
Crew members not asigned to emergency teams should be ready to assist the engine-room emergency team
Crew members not asigned to emergency teams should be integrated in the emergency team
Crew members not asigned to emergency teams should prepare survival crafts and render assistance, where required
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
A conventional reefer vessel is to load frozen beef in cartons and also frozen carcass lamb. The vessel has four decks - A being the upper 'tween deck and D being the lowest deck. From the options given select the one that gives the cargo distribution that would result in the largest GM.
Fill decks A and B with frozen beef and decks C and D with frozen carcass lamb.
Fill decks A and C with frozen carcass lamb and decks B and D with frozen beef.
Fill decks A and C with frozen beef and decks B and D with frozen carcass lamb.
Fill decks A and B with frozen carcass lamb and decks C and D with frozen beef.
What do you understand by the expression Slave Controller
The controller is following a pre-set control sequens
The secondary controller in a cascade control system
Feed water controller
The controller is always working hard
In conjunction with which two sets of international regulations should the IMDG Code be read for security purposes?
Part B of the ISPS Code and Chapter II of the Maritime Transport and Offshore Facilties Act.
IMO NVIC 24 and 46 CFR 2.05
Chapter V of SOLAS and Annex II of MARPOL.
Chapter XI-2 of SOLAS and Part A of the ISPS Code.
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
On a Container vessel, why should a vessel not carry left and right-handed twistlocks?
Because containers cannot be locked using both types of twistlock
Because there will be confusion as to whether or not containers are locked
Because international regulations do not permit it
Because the two types of twistlock have different strength ratings
What can be the result of the combination of free surface and flat tank bottom in partially loaded tank with heavy weathe ballast?
Generation of wave energy.
High metacentric hight.
High vertical shear force.
Longitudial bending moment.
The discharge pressure of a freon compressor gradually falls below the desired value. What action would you take to increase the pressure again
Reduce the sea water flow through the condenser.
I do not now.
Increase the sea water flow through the condenser.
Shut in on the compressor discharge valve.
Soot blowers should be used in proper sequence so that
Soot would be swept toward the uptakes
No excess stress in the boiler
Decks will not be full of soot
No loss of steam pressure
Special types of periscopes are fitted to boilers to observe
Smoke going out the stack
Water level in drum
Combustion air
Oil atomization
From the pressure gauges shown can you tell what is the oil pressure in a freon compressor?
5.5 bar
6.5 bar
8,5 bar
2.0 bar
Does liquid turbulence improve the efficiency of a Plate Heat Exchanger?
Turbulence is not possible in a Plate Heat Exchanger?
Makes no difference.
Yes.
No.
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