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家 在线测试 CES Chemical tanker MASTER / Ch-Officer Test online CES 5.1 for MASTER / Ch-Officer, Chemical tanker vessel
在线测试： Test online CES 5.1 for MASTER / Ch-Officer, Chemical tanker vessel
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*As regards the launching and recovery arrangements for rescue boats which is required among the following?
Different type of launching and recovery arrangements shall be used for similar survival craft on board the ship
Each lifeboat shall be provided with separate appliances which is capable of launching and recovering the lifeboat
Means shall be available to prevent any discharge of water on to survival craft during abandonment
Launching and recovery arrangements shall be such that they can be operated at all times from the bridge
Which one of the listed requirements regarding the stowage of liferafts corresponds to present SOLAS regulations?
Liferafts intended for throw-overboard launching shall be stowed midships secured to means for transfer to either side
Liferafts shall be stowed with its painter permanently attached to the ship
Liferafts shall be stowed to permit automatic release from their securing arrangements
Davit-launched liferafts shall be stowed on starboard side of the ship
If a fire starts in the fuel tanks of a vessel, the fire will be …
回答
Which of the following names is given to the basic types of foam as far as they are differentiated according to the way bubbles are obtained:
AFFF foams
Polar foams
All answers are good
Chemical, physical or mechanical foams
*What is the minimum working pressure of the international shore connection?
0.1 N/mm2
0.4 N/mm2
1N/mm2
0.25 N/mm2
*In case each hydrant is not fitted with hose and nozzles, what is the requirement ?
Hoses with fixed nozzles must be kept ready for use in conspicuous positions near the hydrants
There must be a complete interchangeability of hose couplings and nozzles
Hoses and nozzles for each hydrant must be available at the fire stations
At each fire station, sufficient number of hoses with nozzles for the hydrants in the area shall be available
A drip tray containing oil is on fire. The only fire fighting equipment available is a water hose with single jet/spray nozzle. How, if at all, should you attempt to put out this fire using water?
Water should be applied to the oil in a single jet only
The water can be applied in a fine spray starting from the front in a sweeping motion
Water should be applied in a jet to the back of the fire
Water should not be used on any type of oil fire
Fleetnet communication via the Inmarsat-system is an EGC among other things intended for all:
vessels of a certain shipping-company
vessels in a certain geographical area
vessels
Don't know
Regular ‘updating’ of a ships’ position in an Inmarsat-C installation is necessary
To enter the correct data to the disk antenna
To keep to the correct Inmarsat-region
To have the correct position in case of accidents
To inform the satellite of ships position
What mode is used for broadcast an MF/HF-DSC message:
H3E
J2B / F1B
J3E
Don't know
In radio-telex distress traffic preference is given to:
ARQ
FEC
Don't know
Direct telex
The hydrostatic release of an EPIRB should be changed
Every two years
Every four years
Every three years
Yearly
Your vessel is not in distress and not taking part in a distress operation. How would you impose radio silence on vessels which are interfering the distress traffic?
Seelonce Securite
Seelonce Distress
Seelonce Pan
Seelonce Mayday
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
A distress-call received via RCC should:
be given no receipt indubitably too distant from the distress-case
Don't know
always be receipt
be given receipt, even when indubitably too distant from the distress-case
Unconscious casualties who are breathing and whose hearts are beating should be placed in the Recovery Position. Why is this position so important?
The position ensures that an open airway is maintained.
Because it keeps the heart beating.
The recovery position makes it easy to maintain any kind of bleeding.
The position prevents the patient from falling asleep.
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.
Your ship is going full astern and making sternway. Where will the "pivot point" be located? No wind, current.
Somewhere aft of the center of gravity, but it is impossible to pin-point the exact location
At the center of gravity
At 1/6 of the ship-s length off the bow
At 1/6 of the ship-s length from the stern
What is the main purpose of VTS?
Reduce port operation costs
Provide information
Increase safety for all ships in the area
Increase safety for ships participating in VTS
The International Organisation which has established the frequencies to be used in the GMDSS is:
SARSAT-COSPAS
IMO
INMARSAT
ITU
Secrecy in maritime radio traffic means that:
received messages, which aren’t intended for own ship are not passed on
the speaker of a VHF radiotelephony installation as well as of a MF/HF telephony installation is to be surged off during private conversations
the radio communication equipment on board may only be operated by a person in possession of a valid operating certificate
Don't know
What is a "certificated" person which is placed in charge of each survival craft ?
any deck or engine officers on board, provided that they hold a STCW compliant certificate
a person which has been certified by the master as being able to be in charge of the survival craft in question
any deck or engine officer on board
a person who holds a "certificate of proficiency in survival craft"
*In a distress situation, how many times or for how long should the emergency alarm signal be sounded ?
until the signal "risk is over" or the order "abandon ship" is given
until all crew members and passengers have reported to their respective muster stations
3 times
3 minutes
Which one of the listed requirements regarding line throwing appliances do not correspond to present regulations? Every line throwing appliance shall:
be capable of carrying the line with reasonable accuracy
have projectiles (rockets) capable of carrying the line at least 230 m in calm weather
have a sufficient length of non-combustible line behind the rocket
have brief instruction or diagram illustrating the use of the line throwing apparatus
Give the meaning of the following symbol:
child's lifejacket
diver suit
lifejacket
immersion suit
Which of the listed requirements for cargo ships regarding personal life-saving appliances does not correspond to present regulations?
Ships with a length of 100 metros or less shall carry minimum 8 lifebuoys
Cargo ships of less than 85 metros in length shall, as a general rule, carry immersion suits for every person onboard
Ships fitted with free-fall life-boats may carry thermal protective aids instead of immersion suits
Self-igniting lights for lifebuoys required on tankers shall be of an electric battery type
Which of the survival craft listed below is equipped with a buoyant line, not less than 50m in length, of sufficient strength to tow a liferaft ?
Life raft
None of them
Lifeboat
Rescue boat
For how long and at what speed is a fully loaded lifeboat designed to operate in calm weather?
3 knots for 24 hours
6 knots for 24 hours
4 knots for 48 hours
10 knots for 24 hours
*What is the meaning of this symbol ?
Embarkation ladder
Lower lifeboat to water
Start air supply
Start water-spray
What is the meaning of this symbol ?
Lifejacket
Child's lifejacket
Immersion suit
Lifebuoy
In a distress situation and immendiately after the distress signal has been sounded, what next action should be taken by the officer on duty?
Send distress signal to call for help.
Use the intercom to inform crew and passengers of the reason for the alarm.
Call the nearest coast radio station.
Use the VHF radio telephone to ask ships in the vicinity to stand by.
Which one of the listed requirements for passenger ships regarding personal life-saving appliances do not correspond to present regulations?
All lifejackets shall be fitted with a whistle, a light and a smoke signal
Ro-ro passenger ships shall carry at least 2 lifebuoys provided with self-igniting lights an self-activating smoke signals
All lifejackets shall be fitted with reflex, a whistle and a light
The 5% extra lifejackets carried on board have to be stowed in conspicuous places on deck or at the muster stations?
What do you understand by the term ‘Terminal Representative’?
A cargo facility terminal agent
A person appointed by a cargo terminal for matters related to crew welfare under the International Labour Convention
A person appointed by a cargo terminal for operations conducted by that terminal with regard to a ship
A bulk cargo terminal agent
What precaution must be taken when painting on deck during cargo operations?
There must be an established means of communication between crew members and the duty officer
A spray gun not be used
Cargo hold fan inlets near paint areas must be closed
There must be an established means of communication between crew members and the bosun
Discharge of a frozen cargo is about to start from a conventional reefer vessel. Select, from the options given, the best procedure to follow to ensure good cargo care.
The fans should be run at slow speed for one hour before discharge commences.
The fans should be kept running throughout discharge.
The fans should be kept running after the hatch is open until the stevedores enter the hatch.
The fans should be stopped just before the hatch lids are raised for opening.
A loaded bulk carrier experiences heavy ice accretion on deck forward, what are the major concerns of the changes in stability?
Excessive trim by the stern
Reduction of speed and additional fuel consumption
Reduction of metacentric height (GM) and loss of freeboard forward
Increase in metacentric height (GM)
What is the most important reason for separating a panicking passenger from the group?
It is easier to calm the person down in private.
You want to protect the panicking person as much as possible.
You don't want other passengers to hear if you have to become very strict with the panicking person.
Panic can spread and affect other passengers.
How can you monitor the liquid level in the vapour line?
By use of a float switch or differential pressure in the liquid receiver
By monitoring the atmosphere in the vapour line with a fixed gas detector
There isn't any possibilities to monitor liquid in the vapour line
By monitoring the temperature in the vapour line on the compressors suction side
What should be done if cracks are found on portable deck supports?
Disallow vehicles from passing over the portable deck
Inform the master
Inform the stevedoring foreman
Stop cargo operations and inform the master
One particular group of hazardous goods is highlighted by the IMDG Code as potentially being the most dangerous for carriage. Which of the following is it?
Organic peroxides.
Liquefied gases.
Infectious substances.
Toxic substances.
Which of the tools given in the options would be best suited for cutting a piece of angle iron?
Hacksaw.
Tenon saw.
Crosscut saw.
Rip saw.
Why are crankcase heaters fitted to freon compressors?
To stop oil from thickening.
None of the mentioned alternatives.
To prevent freon condensing when the compressor is stopped.
To boil off any water.
Which publication gives guidance on the stowage and securing of general cargo?
IMO Code of practice for stowage and securing of cargoes
SOLAS Safety Training Manual
IMO Code of Practice for Bulk Cargoes
International Load Line Regulations
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 we are measuring viscosity with a restricted flow viscometer, the preerred sensing device is:
Capillary tube
Bourdon tube
Capacitance probe
Rotating cylinder
What is the two letter signal, to be used by flags, radiotelephony or radiotelegraphy, meaning "Calling All Ships".
AS
CQ
TT
CA
What is the minimum number of relief valves to be fitted to any cargo tank of greater than 20 cubic metres capacity?
Minimum two pressure relief valves in addition to MARVS.
At least two pressure relief valves.
Minimum one pressure relief valves.
The required number of pressure relief valves is dependent on the pressure.
For what are bridge indicators required on board a ro-ro vessel?
All shell doors which, if left open, could lead to major flooding
All hinged doors in watertight bulkheads
All sliding doors in watertight bulkheads
All
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.
An expansion process along a turbine venturi is ofthen recognized as if no heat transfer out of the system is occuring What is the correct term for this?
Adiabatic.
Isochorie.
Isobar.
Endothermic
Apart from longitudinal, transverse and vertical accelerations what else must be taken into account when calculating the external forces acting on a cargo unit?
Vertical and transverse forces by wind pressure
Longitudinal and vertical forces by wind pressure
Longitudinal forces by sea sloshing
Longitudinal and transverse forces by wind pressure
Four similar ship-types experience beam sea conditions. Which of them will first experience resonant rolling?
The ship with the widest beam
The ship with the smallest GM
The ship with the highest freeboard
The ship with the smallest beam
Emergency instructions in appropriate languages shall be posted in passenger cabins. Which information shall as a minimum be included in the emergency instructions?
Name of cabin attendant
The method of donning life-jackets, escape routes and alarm signals
Where to find thermal protective aids
Escape routes and alarm signals
What does the Chief Mate want the OS to do?
He wants the OS to turn the switch to start, just to be sure
He wants the OS to show him the switch identical to the one the 2nd Mate showed him
He wants the OS to show him where the switch that changes between automatic, manual, and emergency steering is
He wants the OS to show him how to handle the wheel
Which statement is correct for a fire door class "A-60"?
Class "A-60" fire doors shall prevent the passage of smoke and flame and the average temperature of the unexposed side shall not rise more than 180 degrees Celsius within 60 minutes
Class "A-60" fire doors shall be capable of preventing the passage of flame for minimum 60 minutes
Class "A-60" fire doors must be closed within 60 seconds
It is a requirement to keep class "A-60" fire doors closed for minimum 60 minutes
Why are cargo hold bilges washed with chloride of lime?
To assist with draining the bilges
To disinfect the bilges and remove odours
To assist with drying the bilges
To protect against corrosion
By what practical means can the upper reaches of a bulk carrier’s hold be inspected?
Standing on the Australian ladder’s upper platform
Using a deck crane
By erecting scaffolding
Using a cherrypicker
Radio frequency signals can carry information from one place to another if they are modulated. There are several ways to modulate a carrier. Which modulating method is illustrated here?
Frequency modulation (FM)
Pulse-code modulation (PCM)
Amplitude modulation (AM)
Pulse-width modulation (PWM)
What do the letters IMDG stand for?
International Monitoring Department (Geopolitics)
Interactive Maritime Dangerous Goods.
International Marine Dangers Group.
International Maritime Dangerous Goods.
Why are a greater number of lashings required to secure cargo forward on deck compared with amidships under deck of a General Cargo Vessel?
Because the dynamic stresses on the lashing are much greater
Because the roll period is greater forward
Because heavier cargo is stowed forward
Because the dynamic stresses on the lashing are much less
When securing a non-standardized portable tank what is a favourable securing angle that will prevent it from tipping in the fore and aft direction?
40 to 50 degrees
65to 70 degrees
60 to 65 degrees
50 to 60 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
The densities of most hydrocarbon gas mixtures which evolve from normal petroleum products are greater than the density of air. What would be the approximate relative density of a mixture of 50% by volume of air and propane relative to 100% air?
1.8
1.25
2.0
1.55
How is the pressure in the cargo containment system of a conventional LNG carrier controlled during normal operation?
By using the boil-off gas as fuel for the ships propulsion plant.
The gas vapour is evacuated to the atmosphere via the vent-line.
By varying the MARVS.
The gas vapour is taken from the vapour header and passed through the demister and into the LD Compressor and evacuated to the atmosphere via the vent mast.
What kinds of checks must be carried out on slings, wires and other items of lifting equipment before they are used in routine operations?
They must be tested under load, to ensure they can bear the planned weight.
They must be visually inspected to ensure that the ID and SWL marks are clearly legible.
They do not need to be checked. They are checked under the vessel's planned maintenance system every 12 months.
They must be visually inspected and ascertained, so far as is possible, as being in good working order and fit for purpose.
What is meant by being intrinsically safe?
Electric wiring executed by approved manufacture?
Any electrical product, being water resistant?
Explosion proof product having a special wiring system?
Can not produce enough energy to ignite a gas (explode)?
What is the advantage of a large ship?
The advantage of a large ship is that it contributes to safe transportation of goods
The advantage of a large ship is that it can cope with most emergency situations
The advantage of a large ship is that it can easily be manoeuvred
The advantage of a large ship is that it is economical to operate
Clay slurry, coal slurry, dextrose solution and molasses. In which MARPOL product category are these substances classified under the revision that came into effect on 1st January 2007?
"Y"
"Z"
"OS" (Other substances)
"X"
Which of the following statements is incorrect with regard to loading bagged fishmeal?
Cargo holds should be free of cargo residues
Cargo holds should be free of infestation
Dunnage is not required
Cargo holds do not require ventilation
What is the recommended maximum salt intake per person per day?
2,300 milligrams (0.08 ounce).
635 milligrams (0.02 ounce)
1gram (0.04 ounce)
4,600 milligrams (0.16 ounces)
The Threshold Limit Value (TLV) refers to as parts to million (PPM) by volume of gas in air. What does the time weighted average of ppm indicates?
The average of exposure to a toxic substance per day.
The maximum exposure to a toxic substance per 8 hours working day.
The maximum exposure to a toxic substance per day.
The average exposure to a toxic substance per 8 hours working day.
What is the meaning of the term “Span” of a transducer
The length between the connecting flanges
Type of standard output signal according to ISO
The maximum output signal when you have a minimum process value
The difference between maximum and minimum measurement that gives a standard output signal
Why do bulk cargo carriers need to carry oxygen analysis and gas detection equipment?
Because it is good practice to have this equipment on board
Because of enclosed or confined space entry requirements
Because the equipment is required under the International Maritime Solid Bulk Cargoes (IMSBC) Code
Because the equipment is required under MARPOL 73/78
Loading of a palletised cargo onto a conventional reefer vessel is almost complete. The final pallets are to be loaded into the hatch square pre-slung. Which of the options is the main reason for loading these final pallets pre-slung?
To allow the stevedores at the loading port to complete operations quickly.
To allow a quick start to cargo discharge without damaging any of the cargo.
So that the stevedores at the discharge port know which pallets to unload first.
To allow a tight stow at the completion of loading in the hatch square.
A 5V dc source has an internal impedance of 0.2 ohms. When a load of 2.3 ohms is applied what voltage will be measured at the source terminals?
4.8 V
4.6 V
5.0 V
5.2 V
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.
For a search to be effective it must be:
Centrally controlled.
Conducted by personnel with limited knowledge of the ship’s layout.
Inclusive of all personnel.
Organized haphazardly.
Where are the maximum Shearing Forces likely to occur on an oil tanker?
At the mid-length of the ship
At the bulkhead between empty and full tanks
At the forward collision bulkhead
At the tank lids
You are going to enter a tank to lift out some sediments. What kind of permits need to be issued before entering?
Hot Work Permit and Cold Work Permit.
Enclosed Space Entry Permit and Cold Work Permit.
Enclosed Space Entry Permit and Hot Work Permit.
Enclosed Space Entry Permit only
Why is the cargo boil-off vapour on conventional LNG carriers not normally condensed and returned to the cargo tanks?
The amount boil-off is very low due to good insulation so its not worth the effort.
Since the cargo always has a low pressure and temperature there is no need for cooling.
The cargo temperature is normally too low to be cooled with conventional cooling plants.
Because of the high energy consumption needed to condense and recover the boil off.
In most colour coding systems for kitchen knives, what colour is used to indicate those used only for preparing raw meat?
Black.
Blue.
Red.
Yellow.
With regard to fire hose boxes and/or fire hydrants, what must be ensured upon completion of cargo loading operations on a General Cargo vessel?
Fire hydrants must be accessible at all times
Fire hose boxes must be lashed so as to prevent accidental opening
Fire hose boxes must be accessible at all times
Fire hose boxes and fire hydrants must be accessible at all times
What factors do you consider as important before mooring a vessel?
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
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
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 are we using the ASTM table 53A/B for?
Convert API to metric tonnes.
Convert long tons to U.S.BBLs.
To find the corresponding correction factor.
With given density at observed temperature we find a corresponding density at 15 degrees Centigrade.
Are we allowed to load ammonia on inert gas?
We are not allowed to load ammonia on inert gas except when the inert gas is dry enough
We are not allowed to load ammonia on inert gas
We are allowed to load ammonia on inert gas if the inert gas has dew point less than 0oC
Ammonia can be loaded as long as the cargo tank is liquid free of last cargo
What is the estimated average daily calorie intake required by an active adult male?
650
4400
2900
7500
What name is given to the oriental cooking pan, with a small base and wide sloping sides, commonly used for "stir-fry" dishes?
Gok.
Wok.
Wack.
Wot.
*A davit-launched liferaft on board a ship is so arranged to be boarded by its full complement of persons in less than:
2 min
1min
4 min
3 min
Which item among those below is included in the normal equipment of every lifeboat ?
two buoyant rescue quoits with buoyant line
one immersion suit for each person
sea-charts and navigating equipment
a VHF transceiver
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