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Heim Online-Tests CES Oil tanker MASTER / Ch-Officer Test online CES 5.1 for MASTER / Ch-Officer, Oil tanker vessel
Online-Test: Test online CES 5.1 for MASTER / Ch-Officer, Oil tanker vessel
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Among working conditions listed below which one is required for every propulsion engine of lifeboats?
For a period of at least 72 hours
Propeller permanently driven by the engine
Propeller disengaged and ahead or astern propulsion
Self-starting and launch procedure simultaneous
Proteinic foams have the feature of being?
Of high expansion, not easily contaminated by hydrocarbons
Of low expansion, not easily contaminated by hydrocarbons
Of high expansion, made of tense-active compounds
Of low expansion, viscous and solid, easily contaminated by hydrocarbons
What is the minimum number of "International shore connections" that should be provided on vessels of 500 GRT and above?
3
0- only have to be provided on vessels over 1000 GRT
2
1
One of the risks of using CO2 is the low temperatures that it reaches when it vaporises; this temperature is approximately
-0?C
-5?C
-79?C
-109?C
What types of fire extinguishers shall be used in the engine room?
Fire extinguishers filled with fresh water only.
Any fire extinguisher with a weight of less than 100 lbs.
Fire extinguishers equipped for powder or CO2 only.
Fire extinguishers of the handy-size types only.
*When should a crew member joining a ship for the first time be given some training and instructions in the use of the ship's fire-fighting appliances ?
As soon as possible
As soon as possible but not later than 24 hours after he joins the ship
As soon as possible but not later than 2 weeks after he joins the ship
As soon as possible but not later than 2 days after he joins the ship
After confirmation that there is no other radio-traffic, we call on a VHF working channel of a coast-station. When you don’t get any reply:
you must wait 3 minutes minimum before repeating your call
you must wait 1 minute minimum before repeating your call
Don't know
you can repeat your call immediately
In discussing the properties of chemical cargoes, what is the "Odor Threshold" of a product?
The smallest concentration, expressed in parts per million by volume in air, that can be detected by smell by most people.
The maximum concentration of a vapour that can be tolerated without permanent damage to the nasalmembranes.
The temperature at which the vapour pressure a substance is greater than the prevailing atmospheric pressure and vapour is then released into the environment.
The average concentration of a substance to which a worker may be repeatedly exposed for a normal 8 hour working day, 40 days a week, without adverse health effects.
Where is OPA-90 applicable
200 nm off US coast
Within 200 nm of US waters including Guam, Hawaii, Alaska and San Juan
200 nm off coast of California
Within US waters
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.
Who is responsible for testing and cerfication of all cargo hoses.
Ship-s chief officer
Ship-s captain
Shipowners
Suppliers of hoses
If the radar is set onto the Relative Motion Display, what would an echo of a target with no trail indicate? Note this the trail of the echo and not a vector.
The target is on the same course and speed as own ship.
The target is stopped and making no way through the water
The target is on a constant bearing and getting closer to own ship.
The target is on a collision course with own ship.
Give the meaning of the following symbol
Water fog applicator
Manually operated call point
Fire station
Fire alarm panel
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.
You are sailing in shallow water, with 15% Under Keel Clearance. With full RPM, what will your speed be compared to deep water?
Faster
Stay the same
Slower
The RPM will drop with 15% of full
Your ship's initial speed is half ahead and your engine is put full astern. How will the stopping distance be compared to full speed?
It will be much shorter
It will be the same as full speed
It will be much longer
It will differ only slightly
"Overshoot" is an expression we use when talking about a ship's steering ability. What is the best way to determine how the "overshoot" is on your ship?
Do a 360 degrees turning circle
Do a standing turn
Do a 20/20 degrees zig-zag manoeuvre
Do a 540 degrees turning circle
For which type of vessel is sinkage most pronounced?
High block coefficient vessel.
Cargoliner.
Supply and anchorhandling vessels.
Vessel with a very wide beam compared to length.
Your vessel is moving in Panama Canal waters. When must the master be on the bridge?
When entering or leaving a lock, passing through Gaillard cut, berthing & unberthing, anchoring or heaving anchor.
When his qualified representative is present
When entering or leaving a lock only
At all times
" On area A3 the function "" Reception of shore to ship distress alerts"" is mainly based on:"
the use of SARSAT COSPAS Epirbs and NAVTEX
the use of VHF DSC and NAVTEX
the use of MF DSC and INMARSAT C SAFETYNET
the use of HF DSC and INMARSAT C SAFETYNET
Define the class of emission G3E :
Radiotelex and DSC - Phase modulation
Radiotelephony - Phase modulation
Radiotelephony - Frequency modulation
Radiotelephony - Single sideband suppressed carrier
Which of the following frequency bands would most likely provide reliable communications between two stations that are 100 miles apart?
The Medium Frequency (MF) band.
The Very High Frequency (VHF) band.
The Low Frequency (LF) band.
The High Frequency (HF) band.
The main buoyancy chamber of an inflatable liferaft must be divided into:
3 compartments
3 compartments separated by a non-return valve
2 compartments separated by a non-return valve
2 compartments
Which one among the following information shall be marked on the container of an inflatable liferaft:
the number of the liferaft
the port of registry of the ship to which the liferaft belongs
the name of the ship to which the liferaft belongs
length of painter
Which of the following fittings shall be provided to all lifeboats:
an electric power starting system for the propulsion engine with one rechargeable energy source
a remotely operated steering arrangement
a boarding ladder that can be used at any entrance for persons in the water
permanent boarding arrangements on both sides to enable persons in the water to board the lifeboat
Which item among those below is included in the normal equipment of every liferaft ?
one searchlight which can work continuously for not less than 3 hours
one boat-hook
two painters of a length equal to not less than the distance from the stowage position of the liferaft to the waterline
one whistle or equivalent
Which item among those below is included in the normal equipment of every liferaft ?
one searchlight which can work continuously for not less than 3 hours
two painters of a length equal to not less than the distance from the stowage position of the liferaft to the waterline
one boat-hook
instructions on how to survive
In the case when the temperature of the ambient air is equal to 10°C and the wind is blowing at a speed of 10m/sec the shipwrecked person must consider that the effect of air on his body is equivalent to that of an air whose temperature would be approximately:
+10°C
+20°C
0°C
-10°C
*Which of following items shall be included in an abandon ship drill?
summoning of passengers and crew to muster stations with the alarm required
Checking the lifeboat provisions and supplies
Checking passenger's immersion suits
Checking the distress signal rockets and other distress signals
What is understood by the term "take the helm"?
Change the place where the lookout is standing.
Take over heaving of a rope.
Take over the steering of the ship.
Take a message to another officer.
What is the MARPOL definition of a "high-viscosity substance"?
A noxious liquid substance in category "Y" with a viscosity equal to or greater than 100 mPa.s at 37.8 degrees Celsius.
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 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 mPa.s at the unloading temperature.
How often should normal testing of the cooling water be done?
Once a month.
Every 2.nd week.
Every day.
Once a week.
Metal particles are found on the magnetic element of the main turbine lubricating oil filter. Which of the options is the most likely source of these particles?
Damaged reduction gearing.
Damaged blades on turbine rotor.
Damaged rotor journal.
Damaged rotor bearing shell.
What are the three volumes of the IAMSAR Manual?
I Organization and Management II Mission Co-ordination III Mobile Facilities.
I Planning and Preparation II Rescue Control III Reference
A Command and Control B Communications C Rescue Procedures
I Organization II Communications III Rescue Procedures
All necessary information for the next port of call should be:
Procured during the voyage prior arrival at the next port
Procured before departure from a port
Procured on arrival at the next port
Requested on email
What is the main purpose of the reliquefaction plant fitted to many liquefied gas carriers?
It is used to change the cargo vapour back to liquid keep the cargo cooled.
It is used to discharge the cargo when the cargo pumps don't work.
It is used to cool down the cargo tanks before loading.
It is used to change the liquid cargo to vapour to heat the cargo if it is too cold.
On a Container vessel, what is the function of a lashing plate?
As tie down point for turnbuckles on deck or hatch cover
A means of securing buttresses under-deck
A means of securing the hatch covers
A means of securing lashing chains
Two alternators operating in parallel at 75% load capacity, bu then one of them trips without any warning. What is the first action that should be taken?
Trip/stop all nonessential loads that are connected to the switchboard
Restart and connect the tripped alternator immediately
Start and connect the emergency alternator
Check the circuit breaker of the tripped alternator
According to the IMO Gas Codes, what is the minimum number of "Firemen’s outfits" required to be carried on an LNG carrier with a cargo capacity above 5,000 m3?
5 sets
3 sets
4 sets
2 sets
Select the tool, from the options given, which would be used to produce accurately sized bolt holes in a steel flange?
A reamer.
A hole punch.
A twist drill.
A centre drill.
What is shown in the image?
A hatch compression bar is shown in the image
A hatch cleat is shown in the image
A hatch wedge is shown in the image
A hatch locking bar is shown in the image
The purpose of the surface blow valve is to
Remove any oil or scum on water surface
Remove air from feed-water
All alternatives
Remove sludge and scale from boiler tubes
Where should placards be located on a freight container?
One on each end (only).
One of the back end and one on one of the sides (only).
One on each side (only).
One on each end and one on each side.
You are loading a cargo of Butyl Acrylate in several tanks. There is a special closed pipeline arrangement that sends the vapours, expelled as the tanks are filled, back to shore. What name is given to this arrangement?
The Vapour Recovery (or Return) System.
The Vapour Retrieval System.
The Vapour Replacement (or Compensation) Arrangement.
The Vapour Release Circuit.
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.
When refitting the bolts into a flange on a steam line how should the bolts be prepared so that they can be easily removed next time maintenance is required?
Coat the threads in graphite based grease.
Fit the bolts dry with a spring washer.
Apply thread tape to the bolt threads.
Coat the threads in general purpose grease.
What procedures should prevent normal ship work activities conflicting with cargo operations on a General Cargo Vessel?
Stevedore and Chief Officer planning meetings
Masters standing orders
Ships Security Code
Risk assessments and permit to work systems
" On area A1 the function "" Transmission and reception of signals for locating "" is mainly based on:"
the use of SART transponders
the use of INMARSAT Epirbs
the use of SARSAT COSPAS Epirbs
the use of VHF DSC
The best way to identify an IED is to?
Measure the size of the object.
Shake the object.
Recognize its components.
Weight the object.
When are power-operated watertight sliding doors (class 3 doors) compulsory for all watertight doors aboard passenger ships?
Where the ship is fitted with through-going car decks
Where one or more doors are situated below deepest load line
When the ship is certified for more than 150 passengers
Where the ship has passenger spaces below the bulkhead deck
On a Container vessel, what prevents the installation of double stacking cones?
A homogenous container load
Out-of-gauge containers
Limitations in ship design
Restrictions in the cargo securing manual
You enter a High Voltage switch room and find a person apparently unconscious. Which of the following should be done?
Check if the victim is in contact with live parts and if not apply first aid.
Raise alarm, identify means of isolation and apply before approaching victim.
Trip all breakers and approach victim.
Raise alarm then drag the victim clear so that they cannot reach live parts while receiving aid.
A vehicle of length 4.85m; width 1.55m; weight 3200 kg. is to be loaded with a door-to-door clearance of 12cm and bumper-to-bumper clearance of 30cm. What would be its uniform load density?
0.0425 mt /sq. m.
0.372 mt /sq. m.
0.425 mt /sq. m.
0.469 mt /sq. m.
A ro-ro unit weighing 2mt is to be loaded athwartships and lashed by belts of SWL 0.6mt. How many lashing belts should be used to secure the unit?
7
A minimum of 6
8
A minimum of 4
How many hours before departure should the ship's steering gear be checked and tested?
Within 96 hours
Within 48 hours
Within 12 hours
Within 1 hour
When handling packaging materials consisting of wooden elements why is it necessary to comply with the International Standards for Phytosanitary Measures (ISPM) Code?
Because of legal requirements in countries that have ratified the ISPM Code
Because the wooden elements may be second-hand sanitation materials
Because the wooden elements may contain pests or other invasive species
Because the wooden elements may be mouldy
The figure shows the cross section of a ship floating in water with the hull coloured in red and the seabed below the vessel shaded. On this figure there are four (4) possible definitions of the term "UNDERKEEL CLEARANCE" given. Which one is the correct one?
Underkeel clearance is given by B on the figure
Underkeel clearance is given by D on the figure
Underkeel clearance is given by A on the figure
Underkeel clearance is given by C on the figure
During a ballast voyage, the fuel consumption is noticeable higher than normal and all pressures and temperatures is normal, may the reason to this be:
Fouling of the hull
Opposing sea current
Long time since the last overhaul.
Water in the fuel.
By what means can we monitor and control the integrity of the hull?
Let experienced personnel close and secure doors and ramps
Automatic detection systems, television surveillance and patrolling
Documented operating procedures
The chief officer is responsible for monitoring the integrity of the hull and superstructure at all times
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 is the minimum number of independently driven fire pumps that must be provided on passenger ships of 4000 tons gross tonnage and upwards?
3
4
5
2
A consignment of steel drums containing IMDG Class 8 cargo are about to be loaded in the hold of a General Cargo vessel; a number of drums are leaking slightly, what action should be taken?
The cargo consignment not be loaded at present; the Chief Officer must be informed and make final decision if the cargo is to rejected
The cargo must be stowed under deck
The drums can still be loaded provided that they are only loaded on deck
The cargo cannot be rejected and must be loaded
A very sensitive and valuable commodity is loaded into refrigerated container which is more than 12 years old. The container has been 'pre-tripped' with all routine maintenance having been carried out to the refrigeration plant and sensors with parts being replaced as necessary and all functions appear normal. Which aspect of using this container is most likely to cause problems during the voyage?
Degradation of the insulation due to the age of the container leading to excess heat transfer through the walls.
The accuracy of the control system of the refrigeration plant.
The age of the refrigeration plant.
The type of gas used in the refrigeration plant.
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.
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.
The typical “daylight-frequencies” for long distance transmission are located in the:
16 or 22 MHz-band
Don't know
8 or 12 MHz-band
4 or 6 MHz-band
The water content of inert gas is important when the gas is used for cargo tank inerting and drying operations on a liquefied gas carrier. Which drier arrangement for the inert gas will result in the lowest water content and dew point of the inert gas?
An absorption drier followed by a refrigerated drier in series can reduce the dew point down to less than minus 40 degrees C.
A refrigerated drier on its own can usually reduce the dew point to less than minus 40 degrees C.
A refrigerated drier followed by an absorption drier in series can reduce the dew point to less than minus 40 degrees C.
A refrigerated drier and an absorption drier operated in parallel can reduce the dew point to less than minus 40 degrees C.
What factors do you consider as important before mooring a vessel?
Use of proper Personal Protective Equipment, Mooring stations should have effective hazard markings/ hazard highlighting, Stay clear of mooring ropes/wires, Be aware of Snap-back Zone, Proper procedures
Use of proper Personal Protective Equipment and be aware of Snap-back Zone
Use of proper Personal Protective Equipment
Use of proper Personal Protective Equipment, Well maintained mooring equipment, Make sure the area is tidy and clean, Mooring stations should have effective hazard markings/ hazard highlighting, Stay clear of mooring ropes/wires, Be aware of Snap-back Zone, Proper procedures, Effective communication
On a conventional reefer vessel carrying palletised cargo, dunnage bags (air bags) are used to prevent the pallets from moving during bad weather. Assuming that the air bags are correctly positioned and inflated, select, from the options given, the other important function provided by these bags
They will help to achieve a good stowage factor.
They will prevent short circuiting of the cold air.
They will prevent chafing between the pallets
They will protect the ships structure.
The HP discharge valves of a 2 stage air compressor suffer from build up of carbon deposits even though the correct maintenance is carried out on them. What is the most likely cause of this problem?
Water in the compressor lubricating oil.
Worn scraper and piston rings.
Compressor cooling water temperature too low.
Ineffective air intake filter.
What is the correct understanding of the term "Isobar"?
An "Isobar" is the line showing the direction of the predicted path of a hurricane.
An "Isobar" is a line joining places of equal pressure.
An "Isobar" is a line joining places of equal temperature
An "Isobar" is the line of the cold front in a frontal depression
Which of the following is a warning sign of a faulty hydraulic hatch cover system?
Dry greasing points
The presence of dust and cargo particles around the piston gland
A fall in the hydraulic header tank level
Noisy hatch cover operations
What is the Maximum Securing Load of new fibre ropes?
25% of the breaking strength
30% of the breaking strength
33% of the breaking strength
40% of the breaking strength
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 is the "CAPSTAN", in the figure?
The Capstan is indicated by A, in the figure
The Capstan is indicated by D, in the figure
The Capstan is indicated by C, in the figure
The Capstan is indicated by B, in the figure
Temperature sensors may be marked T 802. What does this mean?
100 ohm at 20° C
20 ohm at 802° C
802 ohm at 20° C
20 ohm at 100° C
Which plan shows the position of the vertical and longitudinal centres of gravity for each cargo compartment?
Lines Drawing
General Arrangement plan
Capacity plan
Shell Expansion plan
At which of the pressures shown should the low oil pressure trip operate on a freon compressor?
+ 1.0 bar
- 0.5 bar
+ 10 bar
+ 5.0 bar
After main power is restored, a timed sequential restart of motor-driven auxiliaries is necessary to avoid:
Overvoltage due to current surges
Generator overload due to many motors starting at simultaneously
Overloading creating earth faults
Over-frequency due to overspeed of generator
What would you do immediately if you saw oil spilling from a bunker hose during cargo operations?
Stop the bunker operation
Look up instructions in the Shipboard Oil Pollution Emergency Plan (SOPEP)
Inform the duty officer
Inform the master
In which of the following processes will the time constant be of minor importance
Level control
Pressure control
Temperature control
Flow control
In which situation might you have to use non-verbal communication with passengers?
There is an explosion in the cargo hold.
You are outside in a severe storm.
The ship's electrical system has failed.
The ship's communication system is not working.
You are to load a cargo ofIsocyanate to tank 4CP and the cargo hose from shore is to be connected to a flange directly adjacent to the cargo pump, so that the manifold cross-over and deck cargo line are not used. What must you place underneath the connection?
Some sawdust or other absorbant material.
A red flag.
A portable drip-tray.
A label stating "portable connection".
In a US port and according to the Code of Federal Regulations, a 'Declaration of Inspection' must be completed before the transfer of an oil cargo can take place. Who is responsible for preparing this Declaration?
The ship's officer in charge of the oil transfer operation.
The Terminal Representative (Loading Master).
The US Coast Guard Captain of the port (COTP) or his designated representative.
The ship's pumpman.
What should you do in case of any fire breaks out?
Ask passengers to assist you with fire-fighting
Fight the fire and report to the bridge when you have extinguished it
Alert the bridge, Rescue human life, Extinguish if possible by use of available fire fighting-fighting appliances, Secure the area/ damage control
Call FIRE-FIRE-FIRE
What is the purpose of introducing inert gas into cargo tanks?
To make the tank safe for entry.
To reduce the static electricity potential in the tank.
To create a non-explosive atmosphere in the tank.
To prevent evaporation of the cargo.
What is the requirement with respect to pressure/vacuum valves on cargo tanks?
Three valves.
There is no such requirement.
Two valves.
One valve.
Give the meaning of the following symbol
Gas detector
Bell fire alarm
Manually operated call point
Fire station
What extent of knowledge must nominated persons, (excluding the officer with overall charge) participant in the operation have according to the cow manual?
Specific knowledge.
Fully knowledgeable of the content.
No knowledge at all.
Been informed about the manual.
What is the purpose with a expansion coupling?
Used in case a pipe is too short.
To connect two pipes together.
To avoid the pipe expansion problems.
Make the pipes capable to move back and forth inside the coupling.
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