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Heim Online-Tests CES Dry cargo MASTER / Ch-Officer Test online CES 5.1 for MASTER / Ch-Officer, Dry cargo vessel
Online-Test: Test online CES 5.1 for MASTER / Ch-Officer, Dry cargo vessel
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*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
In accommodation spaces, where must manually operated call points be located?
In messrooms, public lounges and other public rooms
In all crew and passenger cabins
In stairways and escape routes
At exits and in corridors
For carbon dioxide fire-fighting systems for machinery spaces the fixed piping system shall be such that: (SOLAS II-2/5.2.4)
70% of the gas can be discharged into the space within one minute
100% of the gas can be discharged into the space within two minutes
100% of the gas can be discharged into the space within three minutes
85% of the gas can be discharged into the space within two minutes
What is the minimum number of independently driven fire pumps that must be provided on cargo ships of 1000 GRT and above?
1
3
2
4
What is the minimum number of "international shore connections" that should be provided on vessels of 500 gross tonnage and upwards?
0: such connections only have to be provided on vessels over 1000 gross tonnage
3
1
2
The discharge arrangements for halogenated hydrocarbon total flooding systems shall be so designed that the minimum quantity of medium can be discharged in (based on the discharge of the liquid phase):
1minute or less
45 seconds or less
2 minutes or less
20 seconds or less
The pressure in a flexible hose must be set up
Before it is being laid down
After it has been laid down
All answers are correct
While it is being laid down
When at sea, you discover that the bilges in the engine room have a large quantity of oil residues floating around. What action should you take?
Apply foam to the bilges to minimise the risk of fire
Open the overboard valve and immediately start the bilge pump in order to draw these residues away from the bilges
Notify Chief Engineer, find cause of leakage, remedy the leakage and then immediately start to clean the bilges
Start the fire pump
On the MF/HF transmitter-receiver there is a sensitivity control. Another name for this is:
RF-gain
LF-gain
Don't know
AF-gain
Which of the following is a INMARSAT A Mobile Earth Station Identification Number (IMN)?
22753000
2275300
227530000
122700
Which of the following is a INMARSAT M Mobile Earth Station Identification Number (IMN)?
422753420
622753420
322753420
522753420
What comprises an INMARSAT-A subscriber number?
Nine digits beginning with a four (4).
Nine digits beginning with a three (3).
Seven digits beginning with a one (1).
Nine digits beginning with the country code associated with the country in which the vessel is registered.
The distress signal may only be transmitted when ordered by:
the captain/ master
Don't know
the owner of the ship or his deputy
the holder of the transmitting certificate
A distress call has been sent accidentally on your MF DSC equipment. Which of the following is correct for cancelling the false distress alert?
Make broadcast on 2182 kHz ""Mayday all stations…"" and cancel the false distress alert."
Send a all stations urgent priority MF DSC call
Send a selective distress priority MF DSC call to the nearest MRCC– Inform it that a false distress alert has been transmited
Switch off the transmitter
Why is line blowing/pigging from shore a very critical operation ?
Because the cargo hose/loading arm may burst.
Because the pig may be able to get on board.
Because serious structural damage and overflow can be caused by the creation of pressure in the shore tanks during this operations.
Because serious structural damage and overflow can be caused by the creation of pressure in the tanks during this operations.
What should be applicable to tank cleaning operations by means of circulation products with low flash products (below 60° C) ?
It can be done without problems.
It can be done on stainless steel tanks only and if the tank cleaning hoses are grounded.
It can be done if the tankcleaning hoses are grounded.
It should be avoided, unless the tank atmosphere is inerted.
Two synthetic fibre lines of the same size and material are run out and pretensioned at the berth. However one line (line A) is secured to a shore bollard twice as far as the other line (line B). If a sudden increase in wind now causes an extra load to come on the lines, the extra load will be shared by the lines as follows:
A will take 3/4 of the extra load. B will take 1/4 of the extra load.
A will take 1/3 of the extra load. B will take 2/3 of the extra load.
A will take 1/2 of the extra load. B will take 1/2 of the extra load
A will take 1/4 of the extra load. B will take the 3/4 of the extra load.
Should recommended route information be used in conjunction with weather routing?
Sometimes
Yes
No
Only if recommended by weather routing
Which of the following duties shall be included in the "muster list" as being assigned to crewmembers in relation to passengers ?
ensuring that extra food and water is taken to the survival craft
clearing the escape routes
assembling passengers at muster station
ensuring that every passenger is provided with an immersion suit or a thermal protective aid
Give the meaning of the following symbol:
inflate liferaft
muster station to liferaft
lower liferaft to water
liferaft
*There are 3 lifeboats on each side of a passenger liner engaged on international voyage. All these lifeboats are identical. What should be the total number of persons that can be accommodated in the 3 lifeboats on the starboard side altogether ?
at least 75 % of N (*)
at least 15 % of N (*)
at least 100 % of N (*) (*) N is the total number of persons that vessel is permitted to carry
at least 50 % of N (*)
On board a ship, how many lifebuoys can you expect to be fitted with a self-igniting light ?
Half of the total number of lifebuoys provided on board
The two lifebuoys of the quick-release system and at least one other in the vicinity of the stern
The total number of lifebuoys provided on board
Only the two life buoys of the quick-release system
Which among the following list is particularly required for a totally enclosed lifeboat ?
handrails for persons moving about the exterior of the lifeboat
windows on both sides can be closed watertight and opened for ventilationc
self-bailing arrangements
handrails inside for persons moving to their seats
Which item among those below is included in the normal equipment of every lifeboat ?
an EPIRB
one life-jacket for each person
sea-charts and navigating equipment
a sea-anchor fitted with a shock-resistant hawser
Which one of the listed requirements regarding liferafts does not correspond to present regulations? Every liferaft shall be so constructed that:
It's canopy has viewing ports in all directions
It can be dropped from a height of at least 18 metres
It can be towed at a speed of 3 knots with full complement
It can withstand repeated jumps from a height of 4.5 metres
An enclosed lifeboat is fitted with a self-contained air support system. With the engine running, what is the minimum period of time the air should remain safe and breathable?
10 minutes
30 minutes
5 minutes
20 minutes
How many 'thermal protective aids' are required to be carried on passenger vessels with open lifeboats?
One for each person on board who is not provided with an immersion suit
Each lifeboat should carry the same number of thermal protective aids as the number of persons it is designed to carry
They are not required, providing the boat has a canvas canopy which can be rigged in cold weather
10 in each lifeboat
If you are going aloft in a bosun's chair what kind of hook would you use to hook the chair to the rope?
I would refuse going aloft
A stainless steel butcher's hook that is designed to take the load
Any old hook would do
An approved hook with a locking device
The fire control draft on board is called the safety plan and shall be posted onboard. In port, a copy of this plan shall in addition be available from somewhere else. Where must this copy be available?
In the engine control room.
At the gangway.
On the terminal.
Handed over to the surveyors.
In the type of fluorescent lamp system shown in the illustration, the role of the starter is to perform which of the following?
To switch on current through the lamp, and to disconnect the ballast once the lamp has started..
To charge the ballast to a high inductive current, and then divert this current through the lamp.
To create a high starting current.
To pass current through the lamp heaters, and then interrupt the inductive striking current.
Which equipment is utilised to control the liquid level in the cargo tanks?
In the cargo tanks we use deep stick to control the liquid level
In the cargo tanks we use sounding tape to control the liquid level
In the cargo tanks we use either float or radar type gauge to control the liquid level
In the cargo tanks we use float type gauge to control the liquid level
What should be the first indication that the engineroom watchkeepers get that there is oil or water leakage in the engineroom??
They should see it on the tank top or in the bilge well during regular inspections.
Bilge alarm should sound
A low level alarm should sound for one of the oil or water tanks.
They should hear the bilge pump start up automatically.
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
How are the membrane cargo containment systems that are frequently used on LNG carriers supported?
The membrane system is fully self supporting.
The membrane system is supported directly by the inner hull through support brackets.
The membrane system is supported by the inner hull through the insulation.
The membrane system is formed with corrugations which gives sufficient support.
When data are to be transferred over telephone lines, we often utilize modem at each end. Which of the following adapter cards (parts) will you use for interfacing a modem to a computer?
Enhanced graphic adapter
Parallel adapter
Serial adapter
VGA display adapter
When first using cleaning agent in the machinery space, the crew should:
Confirm that it won't form an emulsion
Use it sparingly
Use it liberally
Confirm that it will form an emulsion
An earth fault exists on the blue line of a 100 A bilge pump circuit. A second earth fault occurs on the yellow line of a 10 A ventilation fan circuit. Both systems are supplied from the ship's 440V supply. The likely outcome is that:
An open circuit occurs between earth fault and both motors trip out
A short circuit occurs between earth faults and the ventilation fan fuse blows
Both motors trip out on overload
A short circuit occurs between earth fault and the bilge pump fuse blows
Gas welding is carried out in the work shop. Prior to lunch break the following precaution is carried out:
No precautions are taken
One of the ratings is left "on watch" during the lunch break.
The main supply valves in the deck storage are closed prior to switching to UMS-mode
The local acetylene/oxygen valve in the work shop is closed prior to switching to UMS-mode
The end covers for a heat exchanger are held in place by a number of brass studs and nuts. Which of the tools given in the options is best suited for removal and tightening of the nuts?
A set of mole grips.
Adjustable shifting spanner
Open ended spanner.
Ring spanner or socket.
A new gasket has been fitted to the manhole cover of a ballast tank. Which of the options given would be a suitable test that the new gasket is correctly fitted?
Carry out a hose test on the manhole cover.
Carry out an air pressure test on the ballast tank.
Fill the tank with water up to capacity.
Fill the tank with water until it overflows through the air vent.
Who is responsible for maintaining the vessel's structural strenght?
The Shipping Company and the Classification Society
The Shipyard
The Master
The Flag State Administration
Normally ventilation fans in enclosed ro-ro spaces must be run continuously whenever vehicles are on board, why?
It is better to run the fans continuously instead of testing the atmosphere
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 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
Which certificate is issued to LPG and other liquefied gas carriers in accordance with the IGC code?
The Certificate of Fitness is issued in accordance with the IGC code
The International Load Line Certificate is issued in accordance with the IGC code
The Cargo Ship Safety Construction Certificate is issued in accordance with the IGC code
The Cargo Ship Safety Equipment Certificate is issued in accordance with the IGC code.
There is a permanently mounted mixer in the galley. It breaks down. What should the galley staff do about it?
The Cook should immediately place an order for a replacement unit to be delivered at the next port.
The catering staff should say nothing and hope that one of them can fix it before anyone notices.
They should report the defect through the proper system on board, isolate the power supply and place a notice on the mixer stating that it should not be used.
The catering staff are fully responsible at all times for galley equipment, so should fix it themselves and get it working at the earliest opportunity.
Gas detectors are widely used on liquefied gas carriers. Before using a portable combustible gas indicator which has not been used for a period of a few hours what action should be taken?
Just renew the batteries. A calibration is only required if the instrument gives false readings.
Just check the filters. If the sample is free to flow the indicator will work correctly.
Just carry out a zero check and adjustment. If the instrument reads zero correctly it will also read correctly throughout the scale.
Always carry out a full calibration and battery check.
Not all crude oils can be used for crude oil washing. What is the common recommendation to use a crude oil for washing.
The temperature must at all times be 10 degrees Centigrade above the oil’s pour point temperature.
As long as the oil is floating.
Depends on the oil’s density.
The temperature must at all times be 25 degrees Centigrade above the oil’s pour point temperature.
What are the two parts of the magnetic compass error?
Variation and Deviation
West and East errors
Permanent and induced magnetism
The latitude and longitude
The pumping and piping arrangement for a chemical tanker constructed after 1st January 2007 and carrying substances of categories "X", "Y" or "Z" must ensure that the maximum quantity of residues retained in a cargo tank and its associated piping must not exceed which of the following amounts?
300 litres.
100 litres.
75 litres.
10 litres.
Where should containers with fishmeal cargo be carried?
On deck away from sunlight
Separated from class 4.2 containers
On deck
Under deck
Which of the following forms of food poisoning is particularly associated with outbreaks on cruise ships?
Staphylococcal enterotoxin.
Norwalk virus
E-coli.
Salmonella enteritidis.
Where is the "BRIDGE", in the figure?
The Bridge is C, in the figure
The Bridge is A, in the figure
The Bridge is D, in the figure
The Bridge is B, in the figure
What indicates the correct weight of a wrongly declared container?
The container CSC plate
The ship’s loading computer
Strain gauges fitted to the shore gantry cranes
The tare weight stamped on the container
What is the purpose of fixed stacking cones?
To prevent the horizontal movement of 20’containers at tank top level
To prevent the horizontal movement of 40’containers at tank top level
To lock 20’containers in 40’ cell guides
To prevent movement of 20’and 40’ containers at deck level
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.
The wheatstone resistance bridge is often used for measuring resistances in, forexample, Pt 100 temperature sensors or strain gauges. This figure shows such a bridge. Under what conditions will the bridge be balanced? i.e. the current through the meter i(m) = 0.
R1 / R4 = R2 / R3
R1 / R2 = R3 / R4
R1+ R3 = R2+ R4
R1 * R3 = R2 * R4
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 do the letters IMDG stand for?
International Monitoring Department (Geopolitics)
Interactive Maritime Dangerous Goods.
International Marine Dangers Group.
International Maritime Dangerous Goods.
Which of the following is the correct English spelling?
Ingreedients.
Ingrediants.
Ingriedients.
Ingredients.
Which of these actions should you take it your ship is successfully boarded by armed pirates?
Fight back.
Scream in fear and refuse to cooperate.
Keep quiet and ignore any questions you’re asked.
Assure your captors that you’re not planning an attack to overthrow them.
A range of dangerous goods are to be loaded on a General Cargo Vessel; the segregation requirements of the cargo are given in which publication?
The Cargo Securing manual
The IMO Bulk cargo Code
The IMO International Maritime Dangerous Goods Code
IMO SOLAS Handbook
During regular inspection of alternator windings it is found that windings are always covered with a heavy oil film coming from the atmosphere surrounding the auxiliary engine. After cleaning with an approved solvent, what should be done?
Reinsulate the windings after each cleaning
Take no additional action
Blank off intake air filters
Improve material of intake air filters
What dangers are associated with the carriage of empty tank containers?
They may not declared as being empty when in fact they are not
They could easily collapse due to being empty
They may contain flammable cargo residue
They could explode if their vents are closed
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 precautions would you take to ensure that you do not collapse due to the presence of gas in a recently cleaned cargo tank?
Refer to the applicable Enclosed Space Entry Permit to verify that the tank has been tested as gas free and is marked as safe for entry. If in any doubt, request a new test.
Wear a filter mask, fitted with the cartridge appropriate for the last cargo carried in that tank.
Enter the tank but, if the fumes become too strong, complete your task and leave as quickly as possible.
Tell another watch keeper that you are going down into the tank, making sure he knows exactly which tank it is.
What kind of safety equipment should be used when operating a grinding wheel?
Goggles and shield.
Shield.
Welding mask.
Goggles.
Which plan shows the position of the centre of gravity of every tank aboard the ship?
Capacity plan
Tank plan
General Arrangement plan
Pumping plan
In terms of an oil tanker fitted with two slop tanks, how are they commonly referred to?
Slop tank (cycle A) and slop tank (cycle B)
Slop tank (settling) and slop tank (decanting)
Primary slop tank and secondary slop tank
Nominal slop tank and back-up slop tank
Under what load condition would sootblowing of the boiler tubes be most beneficial?
When the boiler is firing on low rate.
When the boiler burner is off.
When the boiler is firing on medium rate.
When the boiler is firing on high rate.
What temperature do we calculate on when using the ASTM-IP tables?
We calculate the liquid weight at actual temperature.
We calculate the liquid weight at +25 C.
We calculate the liquid weigh at ambient temperature.
We calculate the liquid weight at +15 C.
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
An auxiliary engine is fitted with a duplex type lubricating oil filter. The in-use element requires changing. What procedure should be used to fit the new element?
With the engine running, position the changeover cock so that both filters are in use to reduce the pressure before.
With the engine running, change over to the other filter after priming it and replace the dirty element after checking there is no pressure on dirty filter housing.
With the engine running, shut off the filter inlet and quickly fit the new element.
The engine must be stopped to fit a clean filter element..
What should be done when flammable vapours are detected in a cargo hold?
Stop the hold ventilation and close all ventilator covers
Stop the hold ventilation
Run the hold ventilation in ‘supply’ mode
Run the hold ventilation in ‘exhaust’ mode
In respect of a chemical tanker, carrying category "X", "Y" and "Z" Noxious Liquid Substances, what is understood by the term "Clean Ballast" as defined in the IBC Code?
Ballast water carried in a tank which, since it was last used to carry a cargo containing a substance in category "X","Y" or "Z", has been thoroughly cleaned and the residues resulting there from have been discharged and the tank emptied in accordance with the appropriate requirements of Annex II.
Ballast water carried in a tank which has been previously washed in accordance with the requirements of the Procedures and Arrangements Manual.
Ballast water that is free of all cargo residues and slops.
Ballast water introduced into a tank permanently allocated to the carriage of ballast or cargoes other than oil or Noxious Liquid Substances as variously defined in the Annexes of the MARPOL Convention and which is completely separate from the cargo and oil fuel systems.
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.
Which oxygen content shall we measure before entering a tank or space after venting?
The oxygen content shall be measured to 10,8% by volume
The oxygen content shall be measured to minimum 19% by volume
The oxygen content shall be measured to 21% by volume
We don’t need to measure the oxygen content
Which group of dangerous goods is generally considered as being the most hazardous for marine transportation on a General Cargo Vessel?
Toxic Gases
Infectious substances
Inflammable liquids
Organic peroxides
Before departing the berth to ensure the stability of a RoRo vessel which if the following should be completed
Close all Ramps and hatch covers
Open all ramps and hatch covers
turn off all the deck hydraulics
For what purpose might 'line displacement' or 'line pressing' be conducted prior to the discharge of cargo from an oil tanker?
To balance a rigid cargo arm.
To test the automatic shut-down arrangements in the shore line system.
The calibration of the ship's flow meter.
The verification of the shore line for calculation purposes.
Inspection of the LP turbine rotor reveals some erosion damage to the blading on the final stage. Which of the given options is most likely to be the cause of this condition?
Steam inlet to the turbine superheat temperature low.
Steam inlet to the turbine pressure too low.
Excess LP bleed steam take off.
Total dissolved solids in the boiler too high.
What must be done once the cargo holds of a General Cargo ship have been opened to discharge logs?
Carry out mechanical ventilation
Keep the holds open for as long as possible before allowing anyone to enter
Commence discharging immediately
Measure oxygen levels prior to allowing persons to enter the hold
On a container vessel why is it important not to exceed stack allowable weights?
The lashings can be overloaded
The GM can become excessive leading to high roll accelerations
Torsional effects on the hull
It can cause failure of the corner posts of the containers stowed at the bottom of the stack
Which of the following statements is the most appropriate with respect to cargo after loading on a General Cargo Vessel?
All cargo must be fully secured before the vessel sails
Cargo securing must be completed within 2 hours of commencing the voyage
Cargo need only be secured if bad weather is forecast
Cargo must be fully secured before the pilot disembarks
How should dunnage be laid, prior to loading a Caterpillar Tractor?
Only at the extreme ends of the tractor’s wheels
Athwartship under the tractor’s wheels
Athwartship at the ends of the tractor’s wheels
Fore and aft under the tractor’s wheels
Which type temperature sensors are shown on this picture?
Thermistor type PTC
Thermocouple sensors
Resistance sensors
Thermistors type NTC
The remote reading temperature gauge for the meat room is reading a higher temperature than the local liquid in glass thermometer. When removed and tested the remote gauge is found to be reading accurately. Which of the options given is the most likely cause of this discrepancy?
The liquid in glass thermometer is reading incorrectly.
The liquid in glass thermometer is positioned in a relative 'cold spot' in the meat room.
The sensing bulb for the remote gauge is placed in a relative 'local hot spot' inside the meat room.
The lagging for the capillary tube from the sensing bulb to the temperature gauge outside of the meat room is too thick causing the tube to heat up.
As part of the decommissioning process for old reefer vessels they are sent to a recycling yard where any refrigerant remaining in the refrigeration system is dealt with. Which one of the actions given in the options needs to be carried out in preparation for delivery of a vessel to a recycling yard?
Discharge the gas to atmosphere prior to arrival to minimise handling costs at the recycling yard.
Make a careful note of the quantities of gas onboard and note this in the Ozone Depletion Record Book prior to discharging the gas into recovery bottles.
Make a careful note of the quantities of gas onboard and note this in the Ozone Depleting Record Book before discharging the gas to atmosphere.
Make a careful note of the quantities of gas onboard prior to arrival at the yard and note this in the Ozone Depleting Record Book.
What pressure shall a cargo hose be marked with?
Maximum working pressure times 1,5
Bursting pressure
Safety relief valve setting
Maximum allowable working pressure
What does this crane signal indicate?
Hold
Lower the boom
Stop
Lower the load twice as fast as normal
Vessel's cranes have various safety devices and interlocks to maintain a safe and regulated operation. Several "Bypass" switches are fitted for this purpose and these are locked by keys. During crane operations, what would be the appropriate routines in respect of these "Bypass" switches/keys?
Keep the keys in the crane cabin in order to unlock "Bypass" switches whenever necessary.
Keep the keys with the Duty Officer/Electrician and call one of them when "Bypassing" is required.
All the alternatives will be acceptable.
Have all "Bypass" switches unlocked in order to have a smooth and fast operation.
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