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How will you calculate transverse accelerations?
Multiply the values taken from tables 2, 3 and 4 of the Cargo Stowage and Security (CSS) Code.
Multiply the values taken from tables 3 and 4 of the Cargo Stowage and Security (CSS) Code.
From formulae given in the Cargo Securing Manual (CSM).
Rule of thumb and past experience.
You are in open water and clear conditions. You are approaching the pilot station when you hear this signal from a vessel ahead of you. What does it signify?
That the vessel is operating astern propulsion.
That the vessel is starting his engine and resuming his passage.
That the vessel is picking up his pilot.
That the vessel is altering his course to starboard.
Which one of the listed requirements regarding fire protected lifeboats do not correspond to present regulations? Water spray systems shall:
Have separate draining pumps of sufficient capacity.
Be arranged for flushing with fresh water and allowing complete draining.
Protect the occupants through a continuous oil fire for a period of not less than 8 minutes.
Have means for “turn on/turn off” the flow of water over the exterior of the lifeboat.
What are the compressors fitted as part of the cargo system onboard LNG carriers normally used for?
Inerting and gas freeing the cargo tanks.
According to 33 CFR 156, oil tankers trading in US waters are required to test and document the testing of cargo transfer hoses and transfer pipe system. What is the minimum requirement when testing these components?
That no leakage occurs under static liquid pressure of at least 1,5 times the maximum allowable working pressure.
That no leakage occurs under dynamic fluid pressure of less than 1,5 times the maximum allowable working pressure.
That no leakage occurs at the nominal anticipated working pressure.
That no leakage occurs under static liquid pressure of at least 1,25 times the maximum allowable working pressure.
What are we seeing here?
A sailing vessel less than 20 metres in length, displaying the optional combined lantern in lieu of standard sailing lights, seen head on.
A sailing vessel, seen from astern, where the edges of her sidelights are both visible.
A sailing vessel of less than 10 metres in length, displaying the mandatory combined lantern in lieu of sailing lights, seen head-on.
A sailing vessel, at anchor.
If a seaman has to walk across a stow of cartons containing perishable foodstuffs what should he do to minimise the risk of damage to the contents? Select the most appropriate option from those given.
He should step on the edges of the cartons.
All parts of the carton are of equal strength and therefore it doesn’t matter which part he steps on.
He should step on the comers of the cartons.
He should step on the middle of the cartons.
Which of this information must be included in a piracy attack alert?
Your ship’s name and call sign.
The number of crew onboard.
The number of pirates/highjackers.
The type of weapons being carried by the pirates/highjackers.
On a Container vessel, what determines how containers should be lashed?
Advice from shore planners.
The cargo securing manual.
On a general cargo ship, where would the fire hydrants be located?
At such locations that at least two jets not emanating from the same hydrant may reach any part of the ship normally accessible to the crew while the ship is being navigated, one of these jets coming from a single length of hose (the other jet may come from two hoses joined).
At such locations that at least two jets not emanating from the same hydrant may reach any part of the ship normally accessible to the crew while the ship is being navigated, each of these jets coming from a single length of hose.
At such locations that no part of the ship normally accessible to the crew while the ship is being navigated is located more than 20 metres away from a hydrant.
At such locations that no part of the ship normally accessible to the crew while the ship is being navigated is located more than 40 metres away from a hydrant.
What is the minimum capacity of a ventilation system protecting cargo spaces, other than special category spaces, intended for carriage of motor vehicles with fuel in their thanks for their own propulsion in a ship carrying no more than 36 passengers or in a cargo ship?
According to the rules of GMDSS vessels are equipped with certain radio-communication devices depending on:
Sea area A4 is in maritime radio traffic sea area:
Outside the sea areas A1, A2 and A3.
With the exception of sea areas A1, A2 and A3, within the range of Inmarsat-satellites, where continuous alarm is available.
Within VHF-radiotelephony-range of a coast station, where continuous DSC-alarm is available.
What is the minimum capacity of the portable tank of a portable foam applicator?
On a container vessel, where should a mid-bay guide be positioned?
On the tank top mid-way in 40′ guides to prevent transverse movement of 20′ containers.
On the tank top at the ends of 40′ container bays.
At the base of cell guides.
Between 20′ container bays on deck.
Reduced capacity accompanied by vibration and noise at the suction of a centrifugal pump results from the action of vapor pockets in the fluid being pumped caused by:
The circuit consists of two inductors, L(1) = 6 H and L(2) = 12 H, connected in parallel. Calculate the equivalent L(S) of the two inductors:
What contributes most to rust formation on vehicles/Ro-Ro units?
Cargo hold ventilation systems and associated ducting.
Pipes passing through cargo holds.
Hydraulic units in cargo holds.
Cargo gear/cranes should at regular intervals be thoroughly examined and load tested by a recognised company/yard. How often should such examination/load test take place?
Which one of the following items has to be included in an abandon ship drill?
Lowering of at least one lifeboat after any necessary preparation for launching.
Manoeuvring the lifeboat in the water.
Launching and recovery of a survival craft.
Starting and operating radio life-saving appliances.
What is the purpose of adding inhibitor to the individual cargo?
To avoid explosive (flammable) area in cargo tanks.
To avoid humidity in cargo tanks.
To assure all oxygen is removed from cargo tank and avoid chemical reaction.
To avoid radicals building up in cargo tanks.
What nominal filling restriction exists under the IBC Code for a single tank on a type 3 chemical tanker? Not counting structural, capacity or cargo specific limitations.
There is no filling restriction for a type 3 chemical tanker.
A section of seawater pipe has been removed for maintenance. When refitting the pipe after completing the work the bolt holes in the flanges are found to be misaligned. What procedure should be followed to finish the work?
Force the pipe into position and them hammer the bolts into the holes to hold the pipe flanges into alignment.
Adjacent pipework should be slackened off to allow the pipe to be aligned. Any incorrectly positioned brackets should be adjusted after the pipe is refitted.
Use wooden wedges to force and hold the pipe into the correct position and then fit the bolts.
Use a chain block to pull the pipe flanges into alignment and leave it in place after the bolts are fitted to avoid overstressing the bolts.
The picture shows a common used 3,5 inches diskette type for storing data. What is the data storing capacity for such diskette?
A contractor is hired to install new navigation equipment onboard your ship while it’s berthed. For a period of time he’s left unsupervised and photographs schematics of the ship that he finds rolled up and stored in the corner of a nearby office. Later, from home, he hacks into the network and prints off information about the ship’s security procedures. Which of these information security measures would have prevented his unauthorized access?
Secure area, passwords, a firewall and a secure network.
Protective markings, reference checks, and passwords.
Firewall, protective markings, vetting and a secure network.
Secure area, passwords, a firewall and protective markings.
Which electronic component does this graphical symbol represent?
Silicon controlled rectifier.
This circuit consists of two resistances, R1 = 6 ohm and R2 = 12 ohm, connected in series. Calculate the equivalent resistance R(S) of the two resistances.
You are in an area of restricted visibility and hear this signal. It is repeated at two minute intervals. What does it indicate?
That there is another vessel nearby, that she is underway, but stopped and making no way through the water.
That there is another vessel nearby, but that she is at anchor.
That there are two more vessels nearby.
That there is another vessel in the vicinity and that she has just altered course to port.
At what calendar interval is a “Special Survey” required?
During crude oil washing of No: 1C tank the duty deck officer reports that the oxygen reading in the tank is 9 %. What should you do?
Stop the washing process and not resume until the oxygen content in the tank below 8 %.
Carry on and ask the engineers to check the inert gas system.
Stop the washing process and not resume until the oxygen content in the tank is below 2 %.
Carry on with the washing as the reading is below 11 %.
The frequency 121,5 MHz is used for:
What does wet washing mean?
The bottom washing starts whilst there is still a small amount of cargo in the tank.
Dry top washing and wet bottom washing.
The oil is too “wet” to use for crude oil washing.
Start the wet crude on washing on a dry bottom.
What is the correct chemical name for Caustic Soda in liquid form?
Potassium Hydroxide solution.
Sodium Chlorate solution.
Sodium Hydroxide solution.
Sodium Hypochlorite solution.
Normally ventilation fans in enclosed ro-ro spaces must be run continuously whenever vehicles are on board, why?
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.
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.
A bulk carrier is loading to complete on summer draught of 10,00 m when in salt water; the vessel is loading in river water; The dock water allowance is 80 mm; The maximum draught when loading is completed is:
Who shall carry out the detailed preliminary supervision of maritime service of seafarers before the commencement of service?
The seafarer’s home labour authorities.
The Norwegian Ship Control.
What types of fire extinguishers shall be used in the engine room?
Fire extinguishers equipped for powder or CO2 only.
Any fire extinguisher with a weight of less than 100 lbs.
Fire extinguishers filled with fresh water only.
Fire extinguishers of the handy-size types only.
The death of a passenger occurs on board, what legal actions must be taken by the Master?
First aspect confirm death. Notify company, and next-of-kin, and if on board to be advised and comforted as may be required. Arrange to have body moved to freezer area. Notify local agents and British Consul when abroad. Entry to be made in Record of Births and Deaths.
Confirm death. Have body moved to a freezer compartment. Contact local agent and British Consul as appropriate. Complete narrative section of Official log book. Make an entry in the deck log book detailing actions taken.
Confirm death. Contact local agent and arrange to have body medi-vacced from vessel. Notify company. Complete births and deaths section of official log book.
Confirm death. Notify next-of-kin, and if on board to be comforted as may be necessary. Make an entry in the Births and Deaths section of the OLB, make entries in the narrative section of the OLB. Notify agent and British Consul when abroad. Have belongin.
Other than the official log book what other publications must be carried on board of a vessel?
ISGOTT, SOLAS, MARPOL, Bridge Team Management, OCIMF Mooring guidelines.
The official log book and crew agreement are the only two publications which must be carried on board.
Charts, nautical publications, GMDSS log, Oil Record book(s).
All technical books relevant to the machinery currently on board.
The Master is responsible that all crew participate in monthly emergency drills. If 25 % of the crew (or more) has not participated in such drill during the last month, what is the time limit to conduct such a drill after the vessel has left a port?
What is the purpose of the LD (low duty) compressors on an LNG carrier?
To handle the LNG boil-off vapour for fuelling the boiler.
To discharging the LNG cargo at a slow rate.
To deliver inert gas and to aid cooling down of the cargo tanks.
To transfer cargo vapour to the shore installation during loading operations.
Which of the following is a chemical commonly added to cleaning substances used to clean galley areas?
What is the MARPOL definition of a “high-viscosity substance”?
A noxious liquid substance of any category with a pour point of greater than 37,8 degrees Celsius.
A noxious liquid substance in category “X” or “Y” with a viscosity equal to or greater than 50 mPas at the unloading temperature.
Any noxious liquid substance, the residues of which cannot be stripped from a cargo compartment and its associated piping and pumping system to equal to or less than 75 litres.
A noxious liquid substance in category “Y” with a viscosity equal to or greater than 100 mPas at 37,8 degrees Celsius.
What is the fog signal for a vessel which is engaged in towing?
Two prolonged blasts followed by one short blast at intervals of not more than 1 minute.
One short blast, one prolonged blast and one short blast at intervals of not more than 2 minutes.
One long blast followed by two short blasts at intervals of not more than 2 minutes.
Two prolonged blasts at intervals not exceeding 2 minutes.
What will you do if the heat transfer capacity is dropping, and we know that flow and heat energy corresponds to the specifications?
Add some more plates to the exchanger.
Use the “cleaning in place” arrangement to open the heat exchanger for visual inspection and manual cleaning.
Try to increase the flow.
A drip tray containing oil is on fire. The only fire fighting equipment available is water hose with spray jet/spray nozzle. How, if at all, should you attempt to put out this fire using water?
Water should be applied in a jet to the back of the fire.
Water should be applied to the oil in a single jet only.
Water should not be used on any type of oil fire.
The water can be applied in a fine spray starting from the front in a sweeping motion.
Diodes are widely used in rectification, or the conversion of alternating current to direct current. The sinusoidal input voltage V (in) is applied to the circuit shown. Which of the output voltages is correct?
You are the Officer in Charge during the loading of a tanker at a terminal in the Persian Gulf. The deck watchman reports “There is a lot of oil on the water to starboard”. What should be your FIRST action?
Tell the jettyman to stop loading immediately.
Check the Oil Discharge Monitoring Equipment (ODME).
Find out if the oil is coming from your vessel.
A vessel’s forward draught reading is 8,50 m a correction factor of 0,0242 m; draught marks are painted abaft the forward perpendicular. What is the corrected forward draught if the vessel is trimmed by the stern?
The abbreviation “NPSH” is often seen in connection with the efficiency of cargo pumps on oil tankers. What does this abbreviation stand for?
Nominal Pressure Suction Head.
Natural Pumping Standard Height.
Necessary Pumping Suction Hazard.
Net Pressure Suction Head.
If your vessel was to load sugar which of these situations would result in the cargo holds failing inspection?
Traces of insect infestation in the bilges.
Hardened rust spots on shell plating.
Hardened rust spots on the lower bulkhead stool and hopper tank plating.
Rust-stained tank top plating.
What is the most likely reason for vibration and noise at the suction side of a centrifugal pump when it is running?
Fluid friction in the suction line.
Collapsing vapour bubbles due to cavitation.
Water hammer in the pump casing.
Pump suction valve fully open.
This circuit consists of two capacitors, C(1) = 6 μF and C(2) = 12 μF, in series. Calculate the equivalent C(S) of the two capacitors.
Can a British Consular official detain a vessel whilst in a foreign port?
Yes – any consular official can detain a vessel.
Only the most senior consular official can detain a vessel.
Only if he is also a Marine Officer, or on instruction from the MCA.
Not under any circumstances.
Which is the “FORWARD BREAST LINE”, in the figure?
The forward breast line is indicated by B, in the figure.
The forward breast line is indicated by C, in the figure.
The forward breast line is indicated by D, in the figure.
The forward breast line is indicated by A, in the figure.
A lifejacket is so constructed that a person can correctly do it within a period of:
Which one of the listed requirements for passenger ships regarding personal life-saving appliances do not correspond to present regulations?
All lifejackets shall be fitted with a whistle, a light and a smoke signal.
Ro-ro passenger ships shall carry at least 2 lifebuoys provided with self-igniting lights an self-activating smoke signals.
All lifejackets shall be fitted with reflex, a whistle and a light.
The 5 % extra lifejackets carried on board have to be stowed in conspicuous places on deck or at the muster stations.
You have loaded a cargo of n-Propyl Acetate to all tanks. They are each loaded to around 98 % capacity. You now have to clear the lines into the ship. What is the biggest risk associated with this operation?
Unless carefully controlled, too much disturbance will be generated in the tanks and product will be forced up the vent risers, resulting in an overflow.
Unless carefully controlled, cargo will gravitate from one tank to another.
Unless lines are cleared working from aft towards forward, they will simply fill up again as other lines are cleared.
Unless the shore personnel are cooperative, they may cease blowing before you have had a chance to clear each one of the ship’s lines.
What is the purpose of the unscheduled inspectors on board ships?
To determine whether the ship is seaworthy.
To issue a certificate of seaworthiness.
To issue a trading permit.
Mainly to determine whether the manning regulations have been adhered to.
Why shall a duly qualified officer supervise any potential polluting operation?
To inform the authorities.
Having a CO2 alarm during normal working hours, what immediate action should be taken?
Get out of the engine room as soon as possible.
Get into the control room.
What action would you take if the performance of a plate type heat exchanger was falling off even though flow rates and pressures of the primary and secondary fluids were normal?
Clean the heat exchanger.
Increase the flow of both fluids.
Add some more plates to the exchanger.
Increase the pressure of both fluids.
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?
Reduced capacity accompanied by vibration and noise at the suction of a centrifugal pump results from the action of vapor pockets in the fluid being pumped caused by:
On some trades fruit cargoes may be subjected to “in-transit cold treatment” also known as cold treatment. From the options given which is the main purpose of this cold treatment?
To maintain a specified minimum temperature for a prescribed time period to kill off any fruit fly which may be present when loading the cargo.
To maintain the temperature of the fruit within very tight tolerances.
To ensure that the fruit is carried as cold as possible without damaging the fruit.
To achieve uniform quality of the fruit at discharge.
When will a hatch cover cross-joint wedge need replacement?
When the flat spring is missing.
When the flat spring is bent.
When the flat spring is rusty.
On the figure possible definitions of the term “HEIGHT” are given. Which one is the correct one?
Height is given by D on the figure.
Height is given by C on the figure.
Height is given by B on the figure.
Height is given by A on the figure.
Emergency instructions in appropriate languages shall be posted in passenger cabins. Which information shall as a minimum be included in the emergency instructions?
The method of donning life-jackets, escape routes and alarm signals.
Escape routes and alarm signals.
Where to find thermal protective aids.
Which of the below statements characterizes the most significant differences between a water-tube boiler and a fire-tube boiler during operation?
Water-tube boilers are more efficient and contains less water. They suffer from major damages when run dry during operation.
The firetube boiler does not need any non-return valves in the feedwater line circuit.
The watertube boiler can tolerate a short period of time without any water, when the oilburner is still in action.
The firetube boiler has a much better capability to work at higher steam pressure.
Which type of compressors is used as cargo compressors onboard gas carriers?
Oil free piston compressors.
Three stage piston compressors.
Piston, screw and centrifugal type compressors.
Three stage screw compressors.
Does the Health & Safety Executive (HSE) have authority in dealing with shipping matters?
The HSE has authority only where an interface exists between the ship and shore e. g. means of access regs. In a serious case, they would contact the local Marine Officer.
They can insist that alcohol/drug tests be carried out after an incident involving a ship or shipping.
They have exactly the same powers as that of a Marine Officer.
They have no legal responsibility over ships or shipping.
What is the main requirement of a lookout posted on the bridge?
Good eyesight and able to communicate with the OOW (officer on watch).
To see changing weather patterns.
To detect new targets when they break the line of horizon.
What is the main responsibility of a bridge lookout at night?
Inform the bridge of any new lights when they appear over the horizon or any other items observed which may affect the ship.
Inform bridge of changing weather patterns.
Inform bridge of any lights when they appear over the horizon.
Inform bridge of any other ships observed, which appear to be getting closer to your own ship.
When you are taking an “ullage” on a cargo tank on an oil tanker, what are you actually doing?
Measuring the distance from the surface of the cargo to the ullage reference point.
Measuring the distance from the bottom of the tank to the ullage reference point.
Measuring the distance from the bottom of the tank to the surface of cargo.
Measuring the distance from the surface of the cargo to the underside of the maindeck.
According to the industry guidelines in the ISGOTT Guide and assuming terminal regulations do not require otherwise, what action should be taken to drain accumulated water from the deck during cargo handling operations in rainy conditions?
The accumulated water is to be drained periodically and the scupper plugs to be immediately closed once the water has been run off. Water containing oily residues is to be transferred to a slop tank or other suitable receptacle.
The scupper plugs are to be kept closed and sealed; any volume of water that is not contained should be allowed to flood over the fishplate.
During periods of heavy rain, it is considered prudent and safe to allow water to drain continuously; therefore scupper plugs should be removed in such conditions.
The accumulated water is to be transferred to a spare tank.
What do you understand by the term “Terminal Representative”?
A bulk cargo terminal agent.
A cargo facility terminal agent.
A person appointed by a cargo terminal for operations conducted by that terminal with regard to a ship.
A person appointed by a cargo terminal for matters related to crew welfare under the International Labour Convention.
When is a tank gas free?
A tank is only to be considered as gas free when no traces of flammable and/or poisonous gas are measured and in addition O2 content is measured to be 21 %.
A tank is only to be considered as gas free when it has been cleaned and the O2 content is measured to be 21 %.
A tank is only to be considered as gas free when it has been cleaned, ventillated and there is no smell in the tank.
A tank is only to be considered as gas free when it has been cleaned and there is no smell in the tank.
Give the meaning of the following symbol:
Rescue boat with waterproof canopy.
What is a steering wheel?
A helm used to steer the ship.
A drum for heaving of ropes.
Another name for a lifebuoy.