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Главная Онлайн-тесты CES Oil tanker MASTER / Ch-Officer Онлайн-тест CES 5.1 для MASTER / Ch-Officer, Oil tanker vessel
Онлайн-тестирование: Онлайн-тест CES 5.1 для MASTER / Ch-Officer, Oil tanker vessel
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How many rocket parachute flares are carried in each lifeboat?
4
Nil
12
6
Oily rags and metal twist pose a particular fire hazard because:
They are liable to spontaneous combustion.
They are not a hazard.
They are not a hazard unless ignited.
They generate their own oxygen when ignited and are therefore difficult to extinguish.
*Welding and flame cutting are among the factors which give the highest risk of fire on board ships. Precaution has to be taken to avoid this risk. Which of the following safety rules may be regarded as the most important?
The welder shall have been instructed in the use of the ship-s welding plant
Electric welding plants shall be controlled by a responsible engineer before use
Only holders of welding certificates shall be allowed to carry out welding on board ships
Only use electrodes from a well-known manufacturer
*What is (are) the basic component(s) of a Fire detection system?
the detector heads
The control unit
The power supply
All the alternatives mentioned
What type of nozzles for fire hoses shall be used aboard ships? (SOLAS II-2/4.8.4)
Jet type
Spray type
Dual purpose (jet/spray) type incorporating shutoff
Dual purpose (jet/spray) type
Which of the following is allowed as a fire-extinguishing medium for fixed gas fire-extinguishing systems aboard ships?
All of the above gas are allowed
Carbon monoxide
Carbon dioxide
Carbon disulphide
The effectiveness of CO2 as an extinguishing agent is based on:
Comburent suppression
Cooling and inhibition
Dilution, cooling and inhibition
Inhibition and comburent suppression
The presence of smoke represents one of the greatest dangers in the fire fighting. Why?
It reduces the visibility, provokes panic, is irritating and may be toxic
It only reduces visibility and is very hot
It hinders communications, causes burns, and provoke panics
It refrains the equipment from setting out the fire, and is irritating
A DSC-message of the “safety” category is received from another vessel on VHF channel 70. Conforming to the GMDSS rules, for the continuation of the safety traffic, you must change to VHF-channel:
Don't know
70
16
07
When stripping a tank, if excessive air is allowed to be drawn into the suction line, which of the following may occur?
Control of the operation will be lost and the tank will rapidly empty.
The pump will "race" and there will be a loss of suction.
The cargo pump impeller will stop rotating.
The back pressure will increase.
MARPOL 73/78 - Annex IV. Your ship has in operation an approved sewage treatment plant certified by the Administration. During discharge, while vessel is awaiting pilot off Cape Henry, USA, the surrounding water is discoloured. What kind of action would be appropriate to take?
Reduce discharge rate in order to have less discolouration of surrounding water.
Continue discharge since Annex IV of MARPOL is internationally not yet in force.
Continue discharge since the treatment plant is of an approved type.
Stop discharge.
Your vessel "A" is bound for the Pilot station. Vessel "B" will be picking up pilot before you. According to your observation you are getting to close to vessel "B" and Pilot boat "C". What will you do to avoid a collision?
Try to make a port turn.
Full astern and drop the anchor.
Call vessel "B" and inform them to turn around to starboard.
Observe the situation during a period of time and see how its developing.
You are on ship A. What would you do before meeting ship B?
Stop the engine before meeting, and apply engine during meeting
Increase speed to full ahead, 13 knots
Put the engine to full astern
Increase the speed to 8 knots
Do you think there is any reduction in the rudder lift force if the propeller is stopped?
No, we will maintain about 90% of the lift force.
Yes, we will loose about 10% of the lift force.
No, the lift force is not effected by the propeller.
Yes, the lift force will be dramatically reduced.
The rudder is hard over, full ahead in deep water. How much lift force remains when the engine is stopped?
About 20 %
About 50 %
About 5 %
About 80 %
You are duty officer and it is restricted visibility. On the radar you are observing a vessel foreward on your bow (7 n.m. off) and a vessel with approx the same speed and course on your starboard side, but with a CPA of 0,2 mm. You alter your course to starboard and cannot avoid the collision. What should you have done instead?
You should call the other vessel on the VHF and asked the Sen.Off.Deck to keep away.
You did not do anything wrong. The collision could not be avoided.
You should have reduced your speed to the minimum on which the vessel can be kept on course.
You should altered your course to port and then avoided the collision.
According to the rules of GMDSS vessels are equipped with certain radio-communication devices depending on:
Don't know
their tonnage
the sea areas
type of vessel
Within territorial waters the use of transmitters is prohibited. In general this doe not apply for:
MF-equipment
Ship to ship communication
HF-equipment
VHF-equipment
Of the AM-signal:
Don't know
both amplitude and frequency of the carrier wave are variable
amplitude is variable and frequency of carrier wave is constant
amplitude and frequency of the carrier wave are constant
During duplex mode you are able to:
Not to interrupt
Interrupt
Talk to two stations simultaneously
Interrupt after releasing the PTT-switch
Define the class of emission G3E :
Radiotelephony - Phase modulation
Radiotelephony - Single sideband suppressed carrier
Radiotelex and DSC - Phase modulation
Radiotelex and DSC - Frequency shift keying of carrier with error correction
Which of the following services is not provided by INMARSAT B:
High speed data
Safetynet
Telephone
Telex
Which of the following is the correct minimum carriage requirement for a ship of more than 300 gross tons and operating in area A4:
1VHF RT + DSC+ DSC watch receiver – 1 NAVTEX or 1 EGC receiver– 2 or 3 VHF portable – 1 EPIRB – 1 MF RT + DSC+ DSC watch receiver – 1 INMARSAT A,B or C and 1 HF RT + DSC+ DSC watch receiver
1VHF RT + DSC+ DSC watch receiver – 1 or 2 SART – 1 NAVTEX and/or 1 EGC receiver and/or 1 HF NBDP watch receiver – 2 or 3 VHF portable – 1 EPIRB – 1 MF RT + DSC+ DSC watch receiver – 1 HF RT + DSC+ DSC watch receiver
1VHF RT + DSC+ DSC watch receiver – 1 or 2 SART – 1 NAVTEX or 1 EGC receiver– 2 or 3 VHF portable – 1 EPIRB – 1 MF RT + DSC+ DSC watch receiver – 1 INMARSAT A,B or C
1or 2 SART – 1 NAVTEX and/or 1 EGC receiver and/or 1 HF NBDP watch receiver – 2 or 3 VHF portable – 1 1 HF RT + DSC+ DSC watch receiver
If a distress signal is received on board your ship, what would you do ?
all of the alternatives together
post extra look-out
try to make contact with the vessel in distress
contact SAR Authorities via nearest coastal Radio station
*On board a ship, how many lifebuoys is required to be fitted with a buoyant lifeline ?
At least one lifebouy with buoyant lifeline on each side of the ship
Half of the total number of lifebuoys provided on board
Only the two lifebuoys of the quick-release system
The total number of lifebuoys provided on board
What is a "Rescue Unit" (RU)?
A unit ready for search and rescue operations at sea at any time of the day.
A unit specializing in search and rescue operations at sea.
A unit composed of trained personnel suitable equipped for expeditious search and rescue operations.
A permanently manned rescue vessel.
A person wearing an anti-exposure suit shall be able to:
climb up and down a vertical ladder of at least 5m in length
jump from a height equal to that of the stowage of liferafts arranged to be thrown overboard
dive into the water to the maximum draft of craft that the ship is provided with
don and remove the suit in the water in no more than 5min. if it impairs ability to swim
For how long and at what speed is a fully loaded lifeboat designed to operate in calm weather ?
6 knots for 24 hours
4 knots for 48 hours
3 knots for 24 hours
10 knots for 24 hours
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 item among those below is included in the normal equipment of every lifeboat ?
one immersion suit for each person
sea-charts and navigating equipment
a VHF transceiver
one whistle or equivalent
*What is the meaning of this symbol ?
Start engine
Start air supply
Lower lifeboat to water
Start water-spray
*Which one of the following items has to be included in an abandon ship drill?
Manoeuvring the lifeboat in the water
operation of davits used for launching liferafts
Starting and operating radio life-saving appliances
Launching and recovery of a survival craft
*Which one of the following items has to be included in an abandon ship drill?
Starting and operating radio life-saving appliances
Manoeuvring the lifeboat in the water
Launching and recovery of a survival craft
a mock search and rescue of passengers trapped in their staterooms
Identify this symbol:
Inertgas installation?
Emergency generator?
Escape gate?
Fire glass door?
Is membrane tanks designed for carrying of ambient liquefied gases?
Yes if the vessel have cargo cooling plant
No, membrane tanks is normally designed for transport of fully refrigerated cargoes
Yes if the membrane tank is designed for high pressure
Yes if the membrane is more than 50mm thick
What does a ship’s angle of pitch vary with?
The ship's length
Propeller pitch
Sea state and wind force combined
The sea state
Temperatures are often measured by using platinum resistance thermometers. The characteristics shown are all calibration curves for such devices. Which of them is a calibration curve for a P T100 sensor?
Figure 3
Figure 4
Figure 2
Figure 1
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.
Which of the following statements is correct?
The first row of steel coils can be loaded directly onto the tank top
The first row of steel coils need not be supported by wooden wedges
The first row of steel coils must be loaded on dunnage laid athwartships
The first row of steel coils must be loaded on dunnage laid fore and aft
Shortly after starting up a fuel oil purifier oil is seen to be trickling out of the sludge outlet. Which of the options given is the most likely cause of this problem?
Incorrect gravity disc fitted.
Insufficient seal water supplied during start up.
Damaged bowl seal.
Excessive back pressure in the clean oil outlet.
When discussing oil tanker design, what do the letters "VLCC" stand for?
Variable Level Cargo Container
Very Large Crude Carrier
Virtual Loss (of) Cargo Capacity
Very Large Combination Carrier
s 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
No
Yes, the public address system shall be connected to the emergency source of power
A death of one of the ship’s crew occurs on board whilst the vessel is at sea, what actions must you legally take?
Confirm death. Have body moved to a freezer compartment. Contact local agent and British Consul as appropriate. Complete Births and Deaths section of Official log book. Sign seaman off in his absence. Make an entry in the deck log book detailing actions
Confirm death. Notify next-of-kin. Make an entry in the narrative section of the Official log book, sign seaman off in his absence Notify agent and British Consul when abroad. Have belongings collected and packed by two crew members, and making three copi
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. Arrange for relief at next port . Sign seaman off in his absence.
First aspect confirm death. Notify company, and make arrangements for notification of next-of-kin. Arrange to have body moved to freezer area. Notify local agents and British Consul when abroad. Complete Births and Deaths section of Official Log book. Ma
What is important to wear for all officers and crew when working on the ro-ro deck during loading and discharging?
If the car decks are empty, it will be easier for the crew to locate all passengers in case of an emergency
In case of an emergency situation it can be difficult for passengers to escape. Vehicles, lorries, trailers and other cargo are maybe lashed and it is a substantial chance for passengers to get injured. Vehicles and other cargo might also shift when the ship is rolling.
To prevent burglary and damage to cars
Vehicles and other cargo can shift when the ship is rolling. Persons may be trapped between vehicles or cargo.
The purpose of the “flame scanner” on the boiler is
check the colour of the flame
all the alternatives
controlling the combustion air supply to the boiler
shut off the oil flow if the flames goes out
Depending on density or API, an error measurement of 0.1 degree Fahrenheit in a tank containing 50,000 cubic metres (314,491 barrels) of oil will result in which of the following volumes?
35 cubic metres (220 barrels).
25 cubic metres (157 barrels).
7 cubic metres (44 barrels).
16.5 cubic metres (104 barrels).
As understood within the IMDG Code, what is an "article"?
Something that is packed within a freight container.
A device that is responsible for initiating a dangerous reaction.
A device that contains a dangerous substance or mixture of substances.
A form that contains important information about a hazardous substance.
Which publication sets out the forces that cause cargo shifting on a General Cargo Vessel?
The Code of Safe Practice for Solid Bulk Cargoes (BC Code)
The Cargo Securing Manual (CSM)
The ship's stability manual
The Cargo Stowage and Security (CSS) Code
What does the IMSBC Code emphasise with reference to the exposure of personal to the dust created when carrying some bulk cargoes?
The restricted loading of certain cargoes which may be excessively dusty
A high standard of personal hygiene
The responsibility of the Master to ensure that staff are wearing the correct clothing
The code does not make any reference to this hazard
In the figure, which letter indicates what is known as "mooring bits"?
The mooring bits are indicated by B, in the figure
The mooring bits are indicated by C, in the figure
The mooring bits are indicated by D, in the figure
The mooring bits are indicated by A, in the figure
To achieve a good stow with palletised refrigerated cargo it is preferable to have long uninterrupted faces for the stow. Any pillars, access ladders or other obstructions in the cargo space can make this difficult. From the options given, select the most appropriate way of dealing with an access ladder which is obstructing the pallets to achieve a satisfactory stow.
Stow the pallets as tightly as possible around the access ladder and fill any gaps with air (dunnage) bags.
Stow the pallets as tightly as possible around the access ladder and fill any gaps with loose cartons.
Remove the access ladder and place it on top of the stowed pallets.
Stow the pallets as tightly as possible around the access ladder and then support the pallets with plywood and timber bracing.
How should additional lashings be applied to vehicles if they do not have sufficient lashing points?
Pass lashings over the vehicles’ axles
Pass lashings over the body of the vehicles
Secure the vehicles’ wheels
Secure the front and rear bumpers
Which special regulations cover transportation of solid Bulk cargoes?
The cargo securing manual
Classification Society Rules
The timber deck cargo code published by IMO
IMO Bulk Cargoes Code (BC) and the IMO International Maritime Solid Bulk Cargo Code( IMSBC)
The use of steam driven ejectors for ventilation of cargo tanks having flammable vapours in them is not recommended now-a-days due to:
Steam at high velocities may generate static electricity which might cause incentive sparks?
It being not a very effective system for tank ventilation?
It is rather expensive to waste steam?
It might cause burns to unwary personnel?
Maintenance of lifeboats and davit arrangements is routine work onboard. Why should you not carry out this type of work alone?
There might be a risk of falling even though harness and lifeline is used. A second person should always stand by to assist with tools etc. and other practical arrangements.
If you need something to drink, the second person can get it for you
It is boring to work alone and you should be able to chat with colleagues while working
If the person working on the lifeboat falls over board, the second person can lower the lifeboat and prepare pick-up immediately
For what purpose is inert gas normally used in the cargo tanks of a liquefied gas carrier?
To maintain an inert atmosphere in the tanks during a loaded voyage.
To prevent an explosive atmosphere forming in the cargo tanks before gas freeing.
To pressure test the cargo tanks after repair work.
To help displace the cargo from the tanks during discharge.
What is meant by the term 'feel over sequence' as applied to diesel engine operation following replacement of a crankshaft bearing?
Using the hand to feel for any loose fastenings or sharp edges before starting the engine.
Stop the engine after 2 hours running to check the bearing temperature by running the hand over it.
Stopping the engine to check the bearing temperature after a short period of operation and repeating this procedure at increasing running intervals.
Running the engine at low load and gradually increasing the load over a period of 12 hours.
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.
Before commencing loading an oil cargo, the cargo tanks are surveyed. How do we refer to any small amount of liquid, sludge and sediment found in the cargo tanks and assessed for the purposes of including in the calculation of cargo quantity loaded?
ROB (Remaining On Board).
OPB (Observed Preliminary Volume).
TSV (Total Surveyed Volume).
OBQ (On Board Quantity).
A reefer vessel is loading a cargo of fruit alongside in a South African port. During loading another vessel arrives at an adjacent berth to have its cargo discharged after having been towed in following a fire onboard which had resulted in abandonment. What should concern the Master of the reefer vessel most about the situation?
That the cargo may be contaminated by the smell of smoke and the products of combustion from the damaged vessel.
The damaged vessel is unmanned and may not be cared for properly.
The speed of cargo operations may be hindered due to the discharge of cargo from the damaged vessel.
The cargo being discharged from the damaged vessel may be in poor condition and may contaminate the loading vessel's cargo.
Which electronic component does this graphical symbol illustrate?
Field Effect Transistor
Diode
Silicon controlled rectifier
Bipolar transistor
What are we calling materials with same molecule formula, but the properties are different because the atom structure is different?
Chemical reactions
Saturated hydrocarbons.
Isometric bonding.
Double bonding
Which of these statements is correct?
Under the Hague and Hague-Visby rules a shipowner must exercise due diligence to make the vessel seaworthy
Under the Hague rules there is an obligation to make the vessel seaworthy
A vessel may be seaworthy even though she may not be cargo worthy
On liner routes cargoes must always be lashed in a standard manner irrespective of season
For a low pressure boiler, after testing the water cloride level, it is found to be 500 PPM, what action would You take?
Do nothing.
Increase dosage.
Decrease dosage.
Blow down boiler and check condenser for leakage.
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
A walk-in refrigerator has been out of use for several weeks and needs cleaning. It has been closed for a long time because there is a suspicion that there may be a small gas leak from the cooling system. What should you do?
Hold your breath as you enter, locate the gas leak and stick a bit of tape over it.
Seek advice from ther ship's safety officer who will perform a risk assessment and advise on any precautions necessary.
Nothing special - it's only a refrigerator and everything will be OK.
Get someone to come inside the refrigerator with you.
Which mineral is essential for building and maintaining bones and teeth?
Calcium
Iodine
Iron
Copper
What precautions should be taken with Ro-Ro cargoes when crossing the oceans in winter?
Additional cargo lashings should be applied at the loadport
The ship should avoid areas of heavy weather
All of the alternatives
Where shall you be able to activate the ship security alert system on board ro-ro passenger ships?
Navigation bridge
From the navigation bridge and in at least one other location
Captain's office
Captain's- and Chief Officer's office
With the exception of some citrus fruits and bananas, fruit is usually pre-cooled to the required carriage temperature prior to loading on a reefer vessel. In order to protect the cold chain, and to maintain the temperature of the fruit, a minimum exposure time to ambient conditions during loading is necessary. What action should the deck officers take during loading to achieve this minimum exposure time?
Close the hatches and apply cooling to the cargo already loaded during any break in cargo operations that exceed 30 minutes.
Request that the stevedores work faster to minimise loading time.
Close the hatches for any break in cargo operations that exceed 60 minutes.
Close the hatches and apply cooling to the cargo already loaded during any overnight break in cargo operations.
What is the world-wide system operated by the US Coast Guard exclusively in support of search and rescue operations?
The Worldwide Maritime Mutual Assistance Programme (WMMAP).
The U.S. Command and Control Rescue (USCOMR) Service.
The International Search and Rescue Coordination System.
The Automated Mutual-Assistance Vessel Rescue (AMVER) System.
The ship is to berth alongside a quay in calm conditions of no wind or current. The ship has a single fixed pitch right handed propeller. Which angle of approach would be considered the most favourable?
No. 3
The decision should be left to the pilot who is in charge of the manoeuvre.
No. 2
No. 1
On a General Cargo Vessel, what must be ensured when using ship's cargo gear in hot climates?
That the cargo gear register in up to date
That stevedores handle cargo gear in the proper manner
That all cargo gear is appropriately marked
That grease from wire falls does not fall onto cargoes being loaded or discharged
The gyro compass can suffer from a compass error and may need to be allowed for, when steering a course in a dangerous navigational area. What is the probable cause of the error?
Compass Deviation
Variation
An uncorrected course and speed error.
Fluctuations in the electrical supply to the compass.
What additional stability information is required before a bulk carrier can load a full cargo of grain?
Grain loading conditions must be shown and the vessel is in possession of a Document of Authorization
The information is in a standard stability book should be sufficient to calculate a grain condition.
A bulk carrier cannot load a grain cargo
No additional conditions are required to be shown
What is the correct understanding of the term "Bottlescrew"?
A bottlescrew is the connection ring on the ships deck used to connect lashings and rigging
A bottlescrew is the threaded screw used to open large bottles
A bottlescrew is a metal threaded sleeve which adjusts the length and tension on rigging or stays
A bottlescrew is the special wire rope used to lash containers
How should a crew member on duty prevent scratching vehicles?
By removing his safety helmet when approaching a vehicle
By maintaining a safe distance from all vehicles
By wearing gloves at all times
By not wearing or carrying any external metal accessories
What is the purpose of automatic trip system onboard, and how does it function?
Automatic trip is to avoid over pressuring of cargo tanks, the trip function is often initialised by a float switch.
Automatic trip is to avoid tanks and pressurised vessels becoming overloaded, the trip function is often initialised by a float switch.
Automatic trip is to avoid tanks being cooled too much, the trip function is often initialised by a float switch or a temperature switch.
Automatic trip is to avoid tanks becoming overloaded; the trip function is often initialised by a float switch.
What does a "compactor" do?
It compresses and forms raw meat into burgers, patties and other pre-formed shapes prior to packing and freezing.
It disposes of waste material through high-temperature combustion.
It crushes and compresses garbage, such as food packaging, into a more manageable shape and form prior to disposal.
It crushes and grinds food waste into small particles that can be washed overboard as "grey water".
The circuit consists of two inductors, L(1) = 6 H and L(2) = 12 H, in series. Calculate the equivalent total inductance.
L(S) = 18H
L(S) = 0.5 H
L(S) = 1,5 H
L(S) = 4H
Special "additives" are sometimes blended with, or added to, chemical cargoes to prevent polymerisation, decomposition or oxydation while they are in the ship's tank on a long voyage. What general term is given to these additives?
Inhibitors.
Preventors.
Activators.
Limiters.
In what circumstances can a ships loading computer be used with confidence on a container vessel.
When the computer has been manufactured by a reputable supplier.
When a new computer with a large RAM has been received.
When the loading computer has been approved by Class.
When the computer has been supplied by the company IT department.
What is defined as ‘grain’, under international regulations?
Granulated slag
Pulses, oats and seeds
Seed cake
Raw sugar
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.
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.
How does a cement carrier discharge its cargo?
Using its own pumping system and equipment
By suction
Using shore side cargo gear
Using grabs
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.
Give the meaning of the following symbol
Gas detector
Bell fire alarm
Manually operated call point
Fire station
What is the highest permitted back-pressure for the Cargo Pump when it is tested?
1.25 times the maximum working pressure
18.0 bar
5.0 bar
25.0 bar
When is it necessary to run two pumps or more in parallel?
To double up the delivery capacity.
When the capacity requirement is higher than the performance of one centrifugal pump.
When ordered from the terminal.
To maintain a certain manifold pressure.
Данный онлайн-тест состоит из 90 случайных вопросов из тестов CES 5.1 по выбранной вами тематике.