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在线测试： Test online CES 5.1 for 2nd-Off / 3rd-Off, Passenger vessel
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问题 1 从 90
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The hydrostatic release unit used in the float-free arrangements will automatically release the liferaft at a depth of not more than:
4 m
8,50 m
1m
2,50 m
Hand flares and buoyant smoke signals can continue to burn or emit smoke after having been immersed for a period of 10s
Right
Wrong
Right if the immersion depth is smaller than 100mm
Right if the immersion depth is smaller than 1m
What kind of process is a fire?
it is a physical process
all the answers are good
it is a process characterised by an emission of heat, light and smoke
it is a chemical process
*May liquid fuel, lubricating oil or other flammable oils be carried in a forepeak tank?
No
Yes
It depends on the flash point
It depends on the type of trade of the vessel
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
*How long does it take for a fixed low expansion foam fire-extinguishing system of an engine room to discharge a 15 cm thick layer of foam on the largest single area over which oil fuel is liable to spread?
Less than 10 min
you cannot find such a system in the engine room
Less than 2 min
Less than 5 min
In radio-traffic with a coast-station, a “personal call” means that one wishes:
to have a telephone conversation with a person whose name is known
to request a telephone alert call
Don't know
to have a telephone conversation for account of a requested shore subscriber
The bridge wheelman has not reported for duty and there is a suspected "Man Overboard" situation on your vessel. The ship has been searched and there is one seaman missing? The vessel turns round and retraces the course back, calling for assistance from other vessels in the vicinity. What should be the focal point for any search pattern to be established?
The focus of the search should be from the present position as he probably went overboard when proceeding to the bridge for his watch.
Determine when the seaman was last sighted and concentrate the search round the course line between the last sighting and present position, taking into account any prevailing current.
The last sighted position should be the focal point of any search pattern and all ships should keep a good lookout in that vicinity, moving outwards to the present position.
Determine the drift and leeway of own ship and take this deviation from track into account on the return course. The search should focus around this return track back to the last sighted position
What is a "Rescue Sub-Centre" (RSC)?
A centre for underwater search and rescue operation
A unit subordinate to a rescue co-ordinating centre
A center established to assist the main national rescue centre
A national search and rescue centre subordinate to an international search and rescue co-ordinating centre
Once a ship (equipped with self-stowing auto-tension winches) is moored alongside a loading or discharging berth, it is recommended that:
All winches to be left with the manual brake on and out of gear.
All mooring winches be left in 'auto-tension' mode
The 'spring' winches be left in the auto-tension mode and all other winches with the manual brake on
The 'breastline' and 'headline' winches be left in the auto-tension mode and spring winches with manual brake on
How will the ship behave if you have a "black out" in the situation illustrated?
The vessel will turn to starboard and the speed will slowly reduce.
The vessel will turn to port and the speed will reduce gradually
The wind will push the vessel sidewards, but the heading will not change
The vessel will continue on course and the speed will slowly reduce
*Each person the liferaft is permitted to accommodate for is provided with a quantity of water of:
2,5 l
15 l
1,5 l
5 l
What is the meaning of this symbol ?
Davit-launched liferaft
Evacuation slide
Embarkation ladder
Lower lifeboat to water
What is the meaning of this symbol ?
Release gripes
Rescue boat
Release falls
Lower rescue boat to water
During a helicopter evacuation, the helicopter lowers his winch wire to the deck. Which of the following should NOT be done with the winch wire?
Secure it to a strong point on deck
Touch the wire with bare hands
Secure it to the deck with a weak link
All of the mentioned actions
*When reasonable and practicable, how often shall rescue boats be launched with their assigned crew aboard and manoeuvred in the water?
Every six months
Every two weeks
Every week
Every month
*Which of following items shall be included in an abandon ship drill?
Checking the lifeboat provisions and supplies
Checking the distress signal rockets and other distress signals
Checking passenger's immersion suits
operation of davits used for launching liferafts
*Which of the following detailed explanations should be mentioned in the Training Manual ?
The use of navigational equipment for survival crafts
The use of radio life-saving appliances
The use of escape routes and other escape methods
The use of surface to air visual signals to be used by survivors
Why should there be checklists or work permits for hazardous operations?
To locate crew members in case of emergencie
So we know who to blame when something goes wrong
To make sure the job is done under controlled conditions
Because it is required by USCG (US Coast Guard)
How will you calculate transverse accelerations?
Multiply the values taken from tables 2, 3 and 4 of the Cargo Stowage and Security (CSS) Code
Multiply the values taken from tables 3 and 4 of the Cargo Stowage and Security (CSS) Code
From formulae given in the Cargo Securing Manual (CSM)
Rule of thumb and past experience
Signals are often used by aircraft engaged in search and rescue operations to direct ships towards a casualty. This aircraft flies across your stern, rocking his wings. What is the meaning of the signal?
The aircraft is telling me he does not understand my last message.
The assistance of your vessel is no longer required.
This is part of a sequence of manoeuvres by which the aircraft will indicate a direction for my vessel to proceed in.
The aircraft is telling me he is preparing to drop supplies or personnel in the water.
During RoRo cargo operations, what must be monitored at all times where the ramps are concerned to prevent damage to the cargo
the controls are left unsecured at all times
The angle of the loading ramp is not to steep and that the ramp has not lifted of the jetty
the ramp is correctly painted
What is the substance added to a dough mixture to make it rise, during the baking of bread?
Feast.
Fungus.
Yeast.
Geest.
On a bulk carrier at the completion of loading and before closing hatch covers what must be done to track ways?
Track ways washed down
No sweeping required
Track ways swept and checked clear of obstructions
No specific checks
When using the echo sounder in a river the soundings indicated may be incorrect, what would be the most probable cause of the error?
There should be no error with a properly working echo sounder
Shallow water effects
The density of the water
The strength of the tide and current in the river
A positive temperature coefficient thermistor will typically have
Variable reliability
Inaccurate measurement
Relatively linear characteristic
Relatively non linear characteristic
What is a "trailer horse" used for?
It is used to secure cargo in bad weather conditions
It is used as a fire-fighting vehicle
It is used to push lorries into their lanes
To secure and tow loose trailers
Is it required that the PA-system (Public Address) is connected to a back-up power sypply?
No, the crew will inform the passengers in case of any black out or power failure
Yes, only if the voyage is more than 12 hours
Yes, the public address system shall be connected to the emergency source of power
No
What basic information do we get from the pump system curve?
We get information about the pump's liquid flow.
We get information about the pump's ampere, delivery pressure and suction height.
We get information about the pump's lifting height and lifting flow.
We get information about the pump's suction height and liquid flow.
What does the Captain mean?
Set the engine to dead slow ahead, and change the course 10 degrees to port
There is a dead slow in front of the ship, 10 degrees to port
Set the engine to dead slow, and set the rudder angle at 10 degrees to port
There is a dead slow in port number 10
Can a ZENER BARRIER be installed in a hazardous area?
Yes, that's what the zener barrier is made for.
Only in equipment operating on very low voltage.
No, as only the output from the barrier is intrinsically safe this is not allowed.
Only if properly marked for such installation.
Which statement is true about loading lifeboats?
Passengers with physical disabilities should go on life rafts.
Passengers with physical disabilities should go on lifeboats.
Only passengers with physical disabilities should go on lifeboats.
Passengers with physical disabilities are loaded from a floating platform.
Which of the following alternatives are recommended when decanting water overboard from the sloptank?
Maintain a speed of at least 12 knots when pumping overboard
Leave a "cushion"of water in the sloptank, to minimize the risk of polluting the sea
Using dispersing chemicals in the sloptank
Discharge under the waterline to avoid any sheen on the surface
A CBT-tanker arrives at the loading port in ballast condition. What is today’s normal procedure for this type of vessel when loading?
Deballasting and loading simultaneously.
The vessel’s decision.
Pump out all the ballast before commencing loading.
Load a part of the cargo, de-ballast and resume loading.
Every oil tanker of 5,000 tonnes deadweight and above delivered on or after 1 February 2002 shall comply with intact stability. What is the minimum GM (metacentric height) when the vessel is in port?
Not less than 0.015 m
Not less than 0.25 m
Not less than 0.10 m
Not less than 0.15 m
What extra precautions should be taken by the officers and crew if some of the passengers are disabled, i.e. using wheelchair, cane, blind etc.?
Locate them in large cabins to ease their stay.
Passenger with some form for disability must travel with accompany, and live in same cabin or next door.
They must be placed in cabins on the same level as the muster station.
All passengers that will require extra assistance, also in case of an emergency situation/ evacuation, must be registered in order to allocate crew to assist them if needed.
What claims could arise against the vessel at the discharge port for steel reinforcing rods loaded in open-top containers?
Container damages
Physical damages to the cargo
Cargo shortage
Cargo staining by rust, hydraulic oil or grease
How can water hammer be avoided when operating the valves and pumps in a cooling water system?
Operate valves quickly
Start the pump with open valves
Operate valves slowly
Start pump with closed valves
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?
On a Container vessel, what will attending surveyors inspect when containers have been lost overboard?
The vessel's Safety Construction certificate
The on-board cargo lashing inventory
Certificates of approval related to lashing equipment used to secure those containers
The vessel's Class certificate
In a circuit diagram of a simple hydraulic circuit, which of the alternatives does the following symbol indicate?
Directional control valve.
Throttle valve.
Pressure relief valve.
Double check valve.
What is the master's position if he is asked to load a container that is incorrectly manifested, but which is believed to contain dangerous goods, about which insufficient information is supplied?
If it it approved by the operations department, he can assume all safety checks have been carried out and should load it.
He has the authority to refuse it.
He must load it, but ensure it is placed in a safe loaction, to which there is immediate access in the event of an emergency.
He must load it, but immediately advise his operations department and request full information.
Which of the following letter combinations represents a flow indicating controller on a process and instrumentation diagram
FIC
LIR
FLO
FIR
The use of combustible material is restricted in the accommodation spaces in order to:
Reduce cost of construction
Prevent occurrence of fire and explosion
Don't know
Contain and suppress fire and explosion in the compartment of origin
What does the term liquefaction mean with respect to some heavy metal concentrate cargoes on a Bulk Carrier?
The cargo is very dry and will not reach a flow state
The cargo may suffer moisture migration and become semi-liquid near the top of the stow
The cargo may self-heat on voyage
The cargo pile will always be stable
The maximum current that a 15 Volt, 3 Watt Zenerdiode can handle without damage is
0.5 A
0.45 A
20 A
0.2 A
To evaluate the condition of a heat exchanger the following measurements should be recorded:
In and outlet temperatures on one media
In and outlet temperatures, and flow rates for both media
In and outlet temperatures for both media
Pressure drop
How often shall abandon ship- and fire drills take place on board passenger ships?
Weekly
Bi-weekly
At least two abandon ship drills and one fire drill every month
Monthly
How is a dangerous substance listed in the IMDG Dangerous Goods List?
By its Proper Shipping Name (PSN) and subsidiary name
By its Trade Name
By its Proper Shipping Name (PSN)
By its abbreviated Trade Name
Passenger ships have a normal requirement of 1 lifejacket per person + 10% for children. In addition to this, how many lifejackets have to be stowed in conspicuous places on deck or at the muster stations?
50% extra
10% extra
25% extra
5% extra
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 is the maximum pressure that the safety valve on a steam boiler should be set to lift?
3% above the normal working pressure.
10% above the normal working pressure.
At the maximum design or maximum permitted working pressure of the boiler.
3% above the maximum design pressure..
What is the danger of having a large bunker tank only partially filled with bunkers?
Excessive corrosion of the tank sides.
FSE and virtual loss of GM.
Constructional damage due to liquid movement in the tank.
Insufficient bunker to complete the voyage.
A fully refrigerated liquified gas carrier, equipped with membrane tank with MARVS less than 0.7 bar and cargo temperature of less than -10 C. What type of barrier is required?
Complete secondary barrier.
No secondary barrier required.
Partial secondary barrier.
No barrier required.
Which of the following can be considered to be two of the main requirements for a paint coating for a cargo space of a General Cargo Vessel?
Low odour and heat resistant
Easy to clean and dark in colour
Light reflective and compatible with edible cargoes
Corrosion resistant and heat resistant
In the event of an accidental or other exceptional discharge into the sea of a Noxious Liquid Substance or mixture containing such a substance, an entry shall be made in the Cargo record Book. What details must be recorded?
Position at start of accidental discharge; Position at stop of accidental discharge; time at start of accidental discharge; time at stop of accidental discharge; reason for accidental discharge; name of Person in Charge of operation at time of accidental discharge.
Date of occurrence; position (latitute and longitude); estimated quantity; Category (ies); extract from Log Book detailing the incident.
Time of occurrence; Approximate quantity, substance(s) and Category(ies); Circumstances of discharge or escape and general remarks.
Date of occurrence; Time of Occurrence; Name of Responsible Person; Name of Master; Statement of Responsible Person; Statement of Master; Approximate quantity of product discharged; Category of product discharged; identity of nearest sovereign State and Authority of that State contacted with applicable report reference.
You have made a turning circle at full speed in deep water. You are now going to make one with initial speed, slow ahead. Do you think the diameter will differ from that of initial full ahead?
Yes, it will be much smaller with slow ahead
Yes, there will be a large difference in the turning diameter between full and slow ahead
Yes, it will be much greater with slow ahead
The diameter will be the same whatever initial speed we have when starting the turn
Which of the following instruments is normally part of a control-loop
Transducer
Plotter
Gauge
Indicator
Why is it important to check the timing on the cylinder oil lubricators?
To get the right amount of oil into the cylinder.
To avoid excess lubrication.
To avoid high temperature in the combustion chamber.
To get the oil into the cylinder when the piston is in the right position.
You are having a blow-by on the main engine, but due to the circumstances, it is impossible to stop and do a piston overhaul. What is the correct action to take?
No action necessary.
Reduce speed temporarily and increase cylinder oil consumption.
Reduce speed.
Increase cylinder oil consumption.
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.
Who will verify the computational results and actual ship data used by the calculation program on a vessel's stability computer?
The master.
The manufacturer.
The Classification Society.
The engineer attending the installation and initial on-site testing.
What are ‘Dangerous Goods’ within the context of containerisation?
Goods that are liable to explode
Substances, materials and articles covered by the International Maritime Dangerous Goods (IMDG) Code
Goods that are self-heating and liable to spontaneous combustion
Goods that are liable to cause damage to the ship
Why should ro-ro units with small overhead clearances be driven at very slow speed?
To comply with the cargo manufacturer’s instructions
To prevent damaging the vessel’s fixed deck lashing points
To prevent contact with a deckhead or overhead obstruction
To prevent tyre damage
What should be done immediately if during the voyage the temperature of bulk coal exceeds 55?C?
Seal the hold and cool its boundaries using seawater
Notify the harbour authorities at the port of destination
Seal the hold completely and monitor the cargo using suitable instruments
Notify the ship owner and/or charterer
Some of the cargoes carried onboard liquefied gas carriers are classed as saturated hydrocarbons. What are the features of the common saturated hydrocarbon cargoes (e.g. propane and butane) that are carried on these vessels?
As liquids they are colourless, odourless and are chemically non-reactive.
As liquids they are yellowish brown in colour, odourless and are chemically reactive.
As liquids they are yellowish brown in colour, with a sweet odour, and are chemically non-reactive.
As liquids they are colourless, with a sweet odour, and are chemically reactive.
The International Maritime Bureau Piracy Reporting Centre attributes the increased numbers of hijackings to:
Higher crime rates around the world.
The greater involvement in piracy of well-organized and armed crime networks.
More crew involvement.
Easy access to military weapons.
What is a "hot work permit"?
A list maintained by the Chief Engineer on which are the names of those crew members who are qualified to operate the ship's welding equipment.
A document issued by an authorised person, permitting specified work to done for specified time in a defined area, employing tools and equipment which could cause the ignition of flammable gases.
A document issued by a shipyard chemist authorising shipyard employees to board a vessel for the purposes of structural repairs.
A document completed by a ship's officer, authorising entry into an enclosed space for the purpose of welding, cutting and grinding.
Cargo Gear/Cranes should at regular intervals be thoroughly examined and load tested by a recognised company/yard. How often should such examination/load test take place?
Every 5th year.
Every 4th year.
Every 2 1/2 year.
Annually.
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
What is the SOLAS definition of deadweight?
Deadweight is the difference in tonnes between the displacement of a ship in water of specific gravity 1.025 and the load waterline corresponding to the assigned winter freeboard and the lightweight of the ship
Deadweight is the difference in tonnes between the displacement of a ship in water of specific gravity 1.000 and the load waterline corresponding to the assigned summer freeboard and the lightweight of the ship
Deadweight is the difference, in tonnes, between the displacement of a ship in water of specific gravity 1.025 and the load waterline corresponding to the assigned summer freeboard and the lightweight of the ship
Deadweight is the difference in tonnes between the displacement of a ship at its light and sea-going freeboards
At what temperature should Intermediate Fuel Oil (IFO) 180 be maintained so as not to damage a bulk cargo of grain?
Between 40°C and 45°C
Below 35°C
Between 30°C and 35°C
Between 35°C and 40°C
A ship is sub-divided by thermal and structural boundaries to:
Contain and extinct any fire in the space of origin
Divide the officers and crew living quarters
Separate the air conditioned and non air conditioned spaces in the accomodation
Separate crew living quarters from machinery spaces
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 does the term "Dead Ship" mean?
"Dead Ship" means that the ship cannot make way through the water
"Dead Ship" means that the ship is aground
"Dead Ship" means that auxiliary machinery is not operational
"Dead Ship" means that the machinery and boilers are inoperational due to lack of electrical power
For what purpose do we have booster pumps on the cargo discharge line?
To increase discharge rate.
To reduce the flow and pressure to shore line.
To increase discharge pressure and reduce the cargo temperature.
To increase discharge discharge line pressure above shore back pressure.
What is the characteristic of alkanes?
Alkanes has only a single bond between two atoms.
Alkanes has a triple bond between the atoms.
The name of alkanes always ends with “anes”.
Alkanes has only a single bond between the atoms.
What is the normal name of the special wire/rope on board the ship used to make a tug fast?
Mooring wire
Tugs rope
Towing spring
Tugs wire
Low voltage ships tend to have insulated neutral systems. What is the reason for this?
If the neutral is not insulated then it may short to other conductors.
It is easier to detect faults
In the event of an earth fault vital equipment will not trip
It is more effective than insulating the live conductor
Where should water level detectors be fitted on bulk carriers?
In the ballast hold
In each cargo hold
In alternate cargo holds
In the foremost cargo hold
It is necessary, prior to loading a refrigerated cargo on a conventional reefer vessel, to prove that the hold bilges are clear and that the bilge system is functioning correctly. Which of the cargo types given in the options would be expected to produce the most water during a voyage?
A cargo of fruit loaded at field temperature.
A cargo of fruit loaded pre-cooled.
A cargo of hard frozen perishable goods.
A cargo of chilled meat.
You are in charge of loading a crude oil cargo at a terminal which employs a Vapour Emission Control System (VECS). What should you do if the flow of gas to shore reaches the maximum declared capacity of the system?
Open the mast riser vents to relieve the excess pressure and bring the flow within the declared range.
Communicate with the terminal and request a controlled reduction in the loading rate until the flow again comes within range.
Reset the lifting pressure level on the Pressure / Vacuum valves to allow them to release more vapour to atmosphere.
Say nothing and hope nobody notices, so that loading is completed as soon as possible. .
On a RoRo vessel, what is the Maximum Securing Load of mild steel shackles?
35% of the breaking strength
40% of the breaking strength
50% of the breaking strength
25% of the breaking strength
On a General Cargo ship all wire strops used for cargo work must be marked with what?
The diameter of the strop in millimetres (mm)
The SWL and certificate number
The name of the manufacturer
The stevedoring company
What would you do if you saw a person falling overboard?
If I saw a person falling overboard I would shout once, "Man overboard"
If I saw a person falling overboard I would run to the Bridge
If I saw a person falling overboard I would inform the Bosun
If I saw a person falling overboard I would shout repeatedly, "Man overboard"
We can observe gray/white smoke from an exhaust pipe in the funnel (from a 4 stroke engine).The possibilities are:
The engine is thermally overloaded.
The engine is burning lubrication oil.
Broken fuel injector valve.
Water leaking into the combustion chamber.
On a Container vessel, to what would a fibreglass yacht be secured after lifting onboard?
The cradle
Flatrack
Yacht Bay
Pallet
On the figure 4 possible definitions of the term "STERN" are given. Which one is the correct one?
Stern is given by A on the figure
Stern is given by B on the figure
Stern is given by D on the figure
Stern is given by C on the figure
How is the 3rd Mate going to arrange the mooring lines?
He wants the heaving lines taken away
He wants two spring lines, four stern lines and no breasts
He wants the cadet to handle all the lines
He wants to fasten them to the tug
Which international code are regulating what safety equipment a passenger ship must have onboard?
MARPOL
SOLAS
IMO
STCW
该在线测试包含来自 CES 5.1 测试的 90 道随机问题，涉及您选择的主题。