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Heim Online-Tests CES Dry cargo 2nd-Off / 3rd-Off Test online CES 5.1 for 2nd-Off / 3rd-Off, Dry cargo vessel
Online-Test: Test online CES 5.1 for 2nd-Off / 3rd-Off, Dry cargo vessel
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What is the main characteristic of the weak link in a float-free arrangement for inflatable liferafts?
be of sufficient strength to permit to pull the painter from the container and the inflation of the liferaft
be of sufficient strength to break at a depth of at least 4 m and release the liferaft from its berth
be of such a strength to be cut by any person with a jack-knife
be of sufficient strength to keep the liferaft alongside the ship when dragged at a maximum speed of 3 knots
Hand flares and buoyant smoke signals can continue to burn or emit smoke after having been immersed for a period of 10s
Right
Wrong
Right if the immersion depth is smaller than 100mm
Right if the immersion depth is smaller than 1m
Which of the following is a combustion reaction?
All the answers are good
Open fire
Smouldering fire
Explosion
Which deck is the "bulkhead deck"?
A deck between two transverse bulkheads
A deck which transverse bulkheads go through
The uppermost deck to which transverse bulkheads are carried
The deck on which the transverse bulkheads are resting
What is the minimum number of portable fire extinguishers that must be carried on ships of 1000 GRT and above?
5
7
3
9
When a fire breaks out in the accommodation, cargo holds or on deck, who is in charge of the fire fighting operations?
The person who is designated in the muster list
The first officer arriving at the scene
The first person arriving at the scene
The chief officer
Select the correct send and receive frequencies for sending a DSC ‘distress alert’ in the MF band:
TX: 2189.5 kHz RX: 2177.0 kHz
TX: 500.0 KHz RX: 518.0 KHz
TX: 2187.5 kHz RX: 2187.5 kHz
TX: 2177.0 kHz RX: 2177.0 kHz
Who is responsible for keeping the required official publications onboard?
The radio officer.
The owner.
The authorities.
The master.
OPA-90 is applicable for the following types of vessels
All vessels carrying more than 10 000 gallons of oil , irrespective whether as cargo or bunker
Tanker vessels carrying oil
Tanker vessels carrying oil or other dangerous cargo
Tanker vessels carrying oil without segregated tanks
Which of the four calculations below is the correct set up, if you want to find observed latitude when the sun is on the meridian?
Calculation 2 is correct.
Calculation 4 is correct.
Calculation 3 is correct.
Calculation 1 is correct.
Your vessel is to turn in a narrow canal by use of one tug (turn to port with the bow). In which position and how would you use the tug? (Vessels engine will also be used).
Make the tug fast aft for pulling
Make the tug fast on port shoulder to pull
Make the tug fast in centre bow fairlead for pulling
Make the tug fast on starboard shoulder to push
What would be the correct definition of the term "Squat"?
Squat is the reduction of underkeel clearance due to increase of water flow under the keel and an increase in the water pressure
Squat is the reduction of underkeel clearance of a ship when it moves through shallow water due to a reduction in water pressure.
Squat is the loss of effectiveness of the rudder and propeller as a ship moves through shallow water due to the reduction of water pressure.
Squat is the reduction of underkeel clearance and the possible change of trim of a ship when it moves through shallow water due to a reduction in water pressure.
The ship is in a sharp turn and the log shows sideways motion to port both forward and aft. Where is the "pivot point" located?
Outside the ship itself
At the center of gravity
At 1/6 of the ship-s length aft of the bow, but in the center line
Aft of amidships
You are going to leave a crowded anchorage and make a 180 degrees turn. Your ship has a right-handed propeller and you can turn either way. How can you make the turn using as little space as possible?
Full ahead, rudder hard to starboard
Rudder hard to stb. , full ahead. Rudder hard to port, full astern. Repeating this manoeuvre until you have made the turn
Rudder hard to port, full astern. After you gain some sternway, rudder hard to starboard and full ahead
Full ahead, rudder hard to port
The vessel is in a 360 degrees turn with engine full ahead. If the speed is reduced during the turn, will there be any change in the turning diameter?
Yes, the turning diameter will increase if the speed is reduced.
No, the turning diameter will only change if the rudder angle is reduced
Yes, the turning diameter will be smaller if the speed is reduced.
No, the turning diameter will not change if the speed is reduced.
The ship is at anchorage. What is important to rise forward in daylight?
A special anchor flag
The company flag
Nothing in particular
Anchor ball
How much time can be saved by use of weather routing?
2%
Impossible to say
4%
6%
Give the meaning of this symbol:
lifebuoy with light
Llfebuoy with light and smoke
lifebuoy with line
lifebuoy with line and light
Give the meaning of the following symbol:
lifeboat
rescue boat
liferaft
davit launched liferaft
When fully loaded, a lifeboat should have a sufficient strength to withstand a drop into the water from a height of:
Not less than one third of the distance from the stowage position of the lifeboat to the waterline in the in the lightest seagoing condition
Not less than 0.5 metres
Not less than 3.0 metres
Not less than 1.5 metres
Which of the following fittings shall be provided to all lifeboats:
handholds or a buoyant lifeline becketed around the outside, except in the vicinity of the rudder and propeller
a remotely operated steering arrangement
permanent boarding arrangements on both sides to enable persons in the water to board the lifeboat
an electric power starting system for the propulsion engine with one rechargeable energy source
Which one of the listed requirements regarding rescue boat equipment do not correspond to present regulations? The normal equipment of every rescue boat shall include:
a first-aid outfit in a watertight case
an efficient radar reflector
immersion suits for the number of persons the boat is permitted to accommodate
two buoyant rescue quoits attached to not less than 30m of line
*What is the meaning of this symbol ?
Start engine
Start air supply
Lower lifeboat to water
Start water-spray
*Give the meaning of the following symbol
Start air supply
Start lowering the lifeboat to water
Start engine
Reverse engine
HEL-H is the abbreviation of a heavy helicopter radius of action for rescue purposes. What do you think the radius and evacuating capacity of the helicopter is?
500 nm and capacity for evacuating more than 25 persons.
100 nm and capacity for evacuating more than 10 persons.
200 nm and capacity for evacuating more then 15 persons.
150 nm and capacity for evacuating more than 12 persons.
Which of the following detailed explanations should be mentioned in the Training Manual ?
The best use of all survival craft facilities in order to survive
The best use of surface to air visual signals to be used by survivors
The use of escape routes and other escape methods
The use of navigational equipment for survival crafts
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
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?
Means of escape - escape routes
Illumination in launching areas
The use of all survival equipment
The use of all detection equipment
The "inner bottom" is the :
Compartment between the tank top and shell of the vessel
Tank top
Inner side of the vessel-s shell
Space between two transverse bottom frames
What is the normal thickness of the primary barrier (membrane) on membrane containment type systems?
0.7 - 1.5 mm
1.5 - 2.0 mm
2.0 - 2.5 mm
0.2 - 0.5 mm
Under international regulations where should draught observations be recorded?
In a note book
In the cargo log book
In the deck log book
In the official log book
How should the initial draught survey report form be signed?
Adjacent to the column for the final draught survey
Adjacent to the initial draught survey figure remarked ‘for initial draught survey only'
Between the two columns for the initial and final draught surveys remarked ‘for initial draught survey only'
Adjacent to the initial draught survey figure
There are many applications in circuit theory where it is important to obtain the maximum possible power that a given source can deliver. This figure consists of a practical voltage source V(g) with internal resistance R(s). What resistance R(L) will maximize the power transmission from the source to R(L)?
R(L) = R(s)
R(L) = 2 R(s)
R(L) = 0.5 R(s)
R(L) = R(s) / sqrt (3)
Which international convention deals with maritime safety and safety equipment onboard ro-ro passenger vessels?
MARPOL
STCW
ISM
SOLAS
Some fresh shrimps have been peeled ready for serving; some salad leaves have been washed ready for the same meal. The meal will not be served for another four hours. What will you do with these ingredients in the meantime?
The shrimps and the salad will be placed in separate containers, covered and placed in the refrigerator until required.
The shrimps will be placed in the refrigerator and the sald placed in cold water, to keep it fresh.
The shrimps and the salad will be placed in separate containers, covered in foil and left on the bench until required.
The ingredients will be combined, seasoned and dressed, transferred to open serving dishes, then placed in the refrigerator until required.
Generators work on the principle of electromagnetic induction. The internal e.m.f. generated in the phase windings of an a.c. generator is controlled by:
The internal volt drop and the residual magnetism.
The internal volt drop and the load current.
The diesel speed and excitation current.
The diesel speed, magnetising force and load current.
During inspection of the main bearing shells and housings of a medium speed diesel engine it is found that there is evidence of fretting at some of the bearing shell joint faces, the bearing housing joint faces and also between the back of the bearings and the bearing pocket. From the options given which is the most likely cause of these defects?
Running the engine overloaded.
Excessive tightening of the main bearing bolts
Operating with a faulty torsional vibration damper.
Insufficient tightening of the main bearing bolts.
Which of the following ship motions complements the natural springing tendency of Ro-Ro cargoes?
Heaving
Yawing
Surging
Roling
What height of water above the inner bottom will activate the cargo hold high level alarm
Not more than 2.5m
Not more than 2.2m
Not more than 2.0m
Not more than 2.8m
What is the two letter signal, to be used by flags, radiotelephony or radiotelegraphy, meaning "Calling All Ships".
AS
CQ
TT
CA
What is polymerisation?
Polymerisation is when molecules of two or more different units link together and a new unit is created.
Polymerisation is when we producing paint.
Polymerisation is when molecules split up from each other and new units are created.
Polymerisation is when molecules of a particular compound link together into a larger unit containing from two to thousands of molecules.
What do you understand by: Hydrographic vessel in position…….wide berth requested?
This means: the hydrographic vessel is providing a wide berth
This means: the hydrographic vessel wishes to go alongside a wide berth
This means: the hydrographic vessel is very wide
This means: keep well clear of the hydrographic vessel in position………
Is it required that the PA-system (Public Address) is connected to a back-up power sypply?
No, the crew will inform the passengers in case of any black out or power failure
Yes, only if the voyage is more than 12 hours
Yes, the public address system shall be connected to the emergency source of power
No
A producer is attempting to reduce costs by packing his fruit in cheap, poor quality cardboard cartons. Which of the given options would be the most likely outcome of using inferior quality cartons for packaging of perishable cargo for carriage in a refrigerated vessel?
The cartons may tear when being handled by the stevedores.
The cartons are more likely to be water damaged by a rain shower.
The lower rows of cartons in the stow will collapse and cause crush damage to the cargo.
The cartons will be a poor advert for the producer.
The Chief Engineer tells you to carry out Hot work on deck. What kind of permit do you need?
Hot work permit
No permit is required as long as the work shall be carried out on open deck
Cold work permit because the work will be carried out on open deck
Work permit
On the figure 4 possible definitions of the term "CENTRE LINE" are given. Which one is the correct one?
Centre line is given by D on the figure
Centre line is given by B on the figure
Centre line is given by A on the figure
Centre line is given by C on the figure
Based upon what factors is Seed Cake categorised in the Code of Safe Practice for Solid Bulk Cargoes (BC Code)?
The extraction process, oil and moisture content
Oil and moisture content
Temperature during extraction, oil and moisture content
Temperature during extraction and moisture content
This circuit is widely used for rectification of AC into DC. Which of the diagrams is correct for the out- put voltage when the input voltage is sine-shaped as shown?
Figure 3
Figure 1
Figure 2
Figure 4
Select the option which best completes the following statement. "When carrying out repairs to damaged hatch gratings it is best to use…
…galvanised crosshead screws."
…galvanised nails."
…mild steel nails."
…mild steel screws."
Fully pressurised ships are fitted with type "C" tanks. What is the normal design pressure?
Design pressure of about 12 barg
Design pressure of about 2 barg
Design pressure of about 15 barg
Design pressure of about 18 barg.
What action should be taken by the watchkeeping engineer if the running machinery is operating at slightly high temperature but everything else appears ok?
It should be stopped and serviced immediately
It should be left running until the fault develops further.
It should be shutdown temporarily, allowed to cool down and then be restarted.
It should be brought to the attention of the Chief Engineer so that remedial action can be decided upon.
HP pressure fuel pumps for medium speed engines are often provided with visible witness marks on the pump casing and the pump tappet. These along with flywheel position can be used to check the fuel timing for the individual pump. Wfrom the options given select what is actually indicated when the witness marks are aligned?
That the pump plunger has reached the end of its stroke.
That the pump plunger has just uncovered the spill port.
That the main piston for that particular cylinder is at top dead centre position.
That the pump plunger has just covered the spill port.
The deaerating heater is used on
Only low-pressure boilers
The closed-type feed-water system
All steam plants
The open-type feed-water system
The threads on the drain plug for the bronze end cover of a sea water cooled heat exchanger have been badly damaged during maintenance. There is no spare brass plug available. What is the best solution for repairing the heat exchanger?
Use a steel plug with the same thread as the original to replace it.
Wrap the threads in thread tape and coat it with jointing compound before refitting it.
Hammer in a wooden tapered plug as a temporary repair.
Make a new brass plug on the lathe to fit the drain hole.
Refrigerated compartments are usually fitted with two types of thermometer - those designed for indicating air temperature and those designed for indicating pulp temperatures. When a fruit cargo is being loaded which of the given options represents the best location for a pulp thermometer to be placed?
In the return air flow path.
Directly in the delivery air flow path.
Between two cartons in the middle of the stow.
On top of the stow.
Drip trays are provided in way of the cargo manifold on the vast majority of LNG carriers. What is the main purpose of having this drip tray?
To minimise cargo losses during disconnection of hard arms at completion of loading and discharging.
To allow blanking plates and fastenings to be stored ready for fitting after disconnection of hard arms.
To minimise the risk of pollution in the event of a minor spillage during disconnection of hard arms.
To minimise the risk of extremely cold cargo from spilling onto the deck, which may damage the ship's structure, when disconnecting hard arms.
After water-washing the turbocharger exhaust side it starts to vibrate even though it was operating normally prior to the washing procedure. What is the most likely cause of this problem?
The foundation bolts for the turbocharger are loose.
The rotor blades are damaged or the blades are not properly cleaned
Water drain for washing system is blocked allowing water to build up in the turbine casing.
The turbocharger bearings are worn out.
What type of damage does a cargo of steel coils sustain when loaded on a General Cargo ship?
Chemical reactions between the steel banding and outer envelope
Bending
Tearing
Crushing and distortion
Give the meaning of this symbol:
lifebuoy with light and line throwing appliance
lifebuoy with light and smoke
lifebuoy with light and hand flare
lifebuoy with automatic sound signal
Why is it recommended that a person who handles food stuffs should avoid using perfume and scented anti-perspirant body sprays?
Because the heat of the galley may react with the chemicals in the perfume, causing the user to scratch persistently.
Because there is a possibility that the scent can transfer to the food during handling.
Because the strong vapours could mask the sense of smell and taste of the cook, leading to an incorrect level of seasoning being added to the food during cooking.
Because the heat in the galley can cause the alcohol in the perfume or body spray to evaporate and the user may become intoxicated.
Where are the two places that a hydraulic cargo pump can be started from on a chemical tanker?
Remotely, from the cargo control room or from the hydraulic aggregate room.
Locally at the pump on deck and remotely from the hydraulic aggregate room.
Locally at the pump on deck and remotely from the cargo control room.
Remotely, from the cargo control room or the engine control room.
Pitting corrosion is found around the steam drum water line of a high pressure steam boiler. From the options given, select the one most likely to cause this condition.
Dissolved oxygen levels are too high.
Seawater leakage from the condenser.
Total dissolved solids levels are too high.
Excess hydrazine dosage to the feed water system.
How can you arrange for safe movement of passengers on ro-ro decks?
It is easy, only drivers are allowed to stay in the car during loading and unloading.
Passengers are responsible for their own safety while moving about ro-ro decks.
Passengers should be warned of vehicle movements when entering or crossing car or vehicle decks. They should preferably keep to walkways while moving about the ship.
Passengers should stay in their cars until loading is completed. They should keep to walkways when leaving the car.
What do you understand by: Rig the accommodation ladder in combination with the pilot ladder?
Rig the accommodation ladder in combination with the pilot ladder means: lower the gangway and rig the pilot ladder from the gangway
Rig the accommodation ladder in combination with the pilot ladder means: lower the accommodation ladder and rig the pilot ladder right next to it
Rig the accommodation ladder in combination with the pilot ladder means: lower the gangway
Rig the accommodation ladder in combination with the pilot ladder means: lower the gangway and rig the pilot ladder forward of the accommodation
Which of the following has highest diffusion resistance?
Perlit.
Mineral wood.
Polyurethane.
Air.
Which of the following symptoms would indicate that the filter drier in a refrigeration circuit has become blocked?
A hammering noise from the drier.
A pressure rise before the drier.
A large temperature drop across the drier.
A hammering noise from the compressors.
When starting cargo compressors they should be:
Unloaded.
Fully loaded.
Half loaded.
It does not matter.
What would be the effect of a large GM on a ro-ro vessel?
The possibility of assuming an angle of loll
A stiff ship with a quick roll period
An adverse affect on seaworthiness
The possibility of capsizing
How should drums be stowed on a General Cargo vessel, in compliance with the IMDG Code?
Shrink-wrapped on pallets
Palletised in pyramid formation not more than four tiers high
Upright
On their sides
Prior to loading a reefer cargo it is good practise to carry out an 'ice test' of the temperature sensors within the cargo space. Part of the test is to immerse the sensors in a test bucket of known temperature, usually zero degrees Celsius as this is the melting point of ice. Which of the options is correct in relation to preparing the test bucket?
Insulated ice buckets should be filled with crushed ice purchased in bulk from a shore supplier.
Insulated ice buckets should be filled with ice produced in the vessel's low temperature chamber. A hole the exact size of the sensor should be drilled into the ice and the sensor inserted into the hole to give a rapid test process.
Insulated ice buckets should be filled with ice cubes approximately 2 centimetres square which have been made from clean distilled water.
Insulated ice buckets should be filled with ice cubes approximately 2 centimetres square and a small quantity of distilled water to produce an ice-water mixture. The ice cubes should be produced from clean distilled water.
When will the Longitudinal Bending Moments caused by the cargo distribution need to be taken into account on an oil tanker?
Only during loading and discharging cargo
During loading, discharging and on loaded passage
Only when on passage in heavy seas and when the vessel is pitching
All the time
How many portions of fruit and vegetables are recommended as part of the daily intake for an adult?
2.
10.
5.
Not more than 3.
Simple gauge glasses for indicating the boiler water level, such as the one shown here, are often fitted to low pressure boilers. What would be a reasonable schedule for blowing through the gauge glasses?
Once an hour
Once a month.
Once a day
Once a week
Why do we insulate cargo tanks and other components?
To protect the crewmembers.
To prevent heat flow in the cargo, and to protect the ship's bunker tanks.
To save fuel.
To prevent heat flow into the cargo, and to protect the ships structure.
How many separate means of escape from passengers and crew spaces should it be in each zone?
One
Two
Four
Three
When are ro-ro units most exposed to damage?
When being manoeuvred for stowage or breaking out of stowage
When turning corners
When being driven up or down the vessel’s internal ramps
When being driven up or down the loading ramp
For what purpose do we have booster pumps on the cargo discharge line onboard gas carriers?
On gas carriers we have booster pumps on the cargo discharge line to increase the discharge pressure and reduce the cargo temperature.
On gas carriers we have booster pumps on the cargo discharge line to increase the discharge line pressure above shore back pressure.
On gas carriers we have booster pumps on the cargo discharge line to easily reduce the flow and pressure to shore line.
On gas carriers we have booster pumps on the cargo discharge line to increase the discharge rate to shore.
On a RoRo vessel, what must be ensured so that vehicles are not damaged on the loading ramp?
The ramp angle must not exceed its safe working limit
The ramp surface must be free of oil
Safety signs must be posted at the ramp
One man must always stand-by the ramp
Some spaces and zones on a liquefied gas carrier are classed as gas-dangerous as it is likely that they may contain flammable vapour and do not have venting arrangements to prevent this. What is the designation used for the other spaces and zones on liquefied gas carriers?
Gas-safe.
Vapour-free.
Gas-free
Gas-less
What should you ensure prior to battening down hatches for sea passage?
That cargo hold bilges are empty
That cargo clusters have been removed from all cargo spaces
That cargoes have been stowed according to the stowage plan
That hatch ventilators have been closed
Due to the relative low resistance of a Pt 100 sensor we might have to compensate for the cable-resistance to ensure a correct reading. Which of the 4 alternatives given is correct for the connection of this compensation resistance.
Figure 4.
Figure 1.
Figure 2.
Figure 3.
What is the requirement for isolating slop tanks on combination carriers when cargoes other than liquied cargoes are carried?
Single shut off valve.
Double shut off valves.
A blank flange.
Remove spool piece.
What precautions should you take when washing down the galley area at the end of the working day?
All power to the galley range and other electrical equipment should be switched off and isolated; ensure you are suitably and safely dressed to avoid electrical, slipping and other hazards.
All electrical equipment should be switched on, to ensure it dries out quickly if it gets wet; remove your catering clothing, so that it does not get dirty and wet.
Wash only the deck, to avoid any risk of shock from electrical items, such as the range; wear shorts and rubber sandals ("flip-flops") to avoid transferring contaminants from your work clothes.
Cover all equipment and work benches with plastic sheeting; wash the galley deckhead, then work down the bulkheads and finally the deck, with fresh water above 65 degrees Celsius; wear heavy duty work clothes.
Many water tube boilers feature so called screen tubes. What is the purpose of these screen tubes?
To protect the superheater from direct exposure to the furnace.
To help remove any contaminants from the combustion gas that may foul other parts of the boiler.
To protect the boiler insulation from direct exposure to the furnace.
To provide a gas tight chamber for the furnace.
On a Container vessel, what must be done when container lashing equipment fails at sea?
Report the matter to the equipment manufacturer's
Report the matter to the ship owner
Enter the number and type of failed equipment in the deck log book
Enter the number and type of failed equipment into the lashing equipment file on board
When operating a steam boiler burner unit what is the best method for evaluating that the correct amount of excess air is being supplied to the furnace?
The colour of the flame in the furnace.
The reading from the flue gas oxygen analyser
The length of the flame in the furnace.
The colour of the exhaust leaving the uptake.
Many large slow speed diesel engines operating on heavy fuel oil have a fuel injection system which features Variable Injection Timing. How does this affect engine operation?
VIT allows the ship's engineers to alter the injection timing for each load setting with a simple single adjustment of the fuel rack.
VIT increases engine efficiency by automatically maintaining the maximum cylinder pressure over the entire load range.
VIT increases engine efficiency by automatically maintaining the maximum cylinder pressure over part of the load range.
VIT improves engine operation by automatically controlling the start of fuel injection when it detects a poor quality fuel.
What is to be considered when deciding the position of the accommodation on an oil tanker?
They must be at the after end of the vessel.
There are no restrictions to the position of the accommodation.
A single failure of deck or bulkhead shall not allow fumes into the accommodation spaces.
There must only be one accommodation block.
A cargo of frozen chicken is being presented for loading into a conventional reefer vessel. Which of the options given is the most appropriate packaging method that should be used for such a cargo?
It should be wrapped in plastic and stowed loose.
It should be packed in cardboard cartons.
It should be packed in wooden cases.
It should be packed in plastic sacks.
What type of lashing arrangement are needed on weather deck for securing two container high?
Twistlocks and rods with turnbuckles?
Twistlocks?
Rods and turnbuckles?
No lashing arrangement needed?
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