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在线测试： Test online CES 5.1 for Ch-Eng / 2nd-Eng
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该测试由有关选定主题的随机问题组成。
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*The weak link of a float-free arrangement for liferafts must break under a strain of:
9,7 kN ± 0,4 kN
4,2 kN ± 0,4 kN
0,7 kN ± 0,4 kN
2,2 kN ± 0,4 kN
Fire protected lifeboats when waterborne should be capable of protecting its full complement when subjected to a continuous oil fire that envelops the boat for a period of not less than how many minutes?
30 minutes
20 minutes
15 minutes
8 minutes
Which one of the listed requirements regarding the launching and recovery arrangements for survival crafts do not correspond to present regulations? (SOLAS III/15)
Only one type of launching and recovery arrangements shall be used for similar survival crafts onboard the ship
Means shall be available to prevent any discharge of water on to survival crafts during abandonment
each lifeboat shall be provided with an appliance which is capable of launching and recovering the lifeboat
Launching and recovery arrangements shall be such that the operator can observe the survival craft during launching and, for lifeboats, during recovery
How many rocket parachute flares are carried in each liferaft with SOLAS A pack?
12
Nil
6
4
In a liquid fire the surface of which is about 100m?,
the radiated heat can spread to exposures placed 200m away
the radiated heat is lower than the conducted heat
the radiated heat can spread to exposures placed 100m away
Flames are usually higher than the diameter of the fire
*Which of the following corresponds to the method of protection "I C" in the accommodation and service areas of a cargo ship?
Fitting of a fixed fire detection system in all spaces in which a fire might be expected to originate, with no restriction on the type of internal bulkheading, except that in no case must the area of any space bounded by an "A" or "B" class division exceed 50 m2
Fitting of a fixed fire detection system in all spaces in which a fire might be expected to originate, with no restriction on the type of internal bulkheading, except that in no case must the area of any space bounded by an "A" or "B" class division exceed 150 m2.
Fitting of an automatic sprinkler extinguishing system, with no restriction on the type of all internal divisional bulkheading
Construction of all internal divisional bulkheading of "B" or "C" class divisions, without the installation of an automatic sprinkler extinguishing system
*How long should it take to release at least two thirds of the charge of CO2 that is provided for a ro-ro cargo space protected with a fixed carbon dioxide fire-extinguishing system?
Not more than 2 minutes
Not more than 10 minutes
Not more than 35 seconds
Not more than 5 minutes
*The smoke detector (fire indicator) indicates a fire in a cargo hold loaded with general cargo; this is immediately followed by a heavy smell of fire. What action should be taken first?
Inspect the scene before deciding the method to be used for fire-fighting
Start the fire pumps, open the hatches and start fighting the fire with fire hoses
Use the ship's central gas-extinguishing system to put out the fire
Close the ventilation system and other openings to the hold in order to choke the fire
On board they want to establish a telex connection by HF-set with the ship Apollogracht. In the guides you find for the Apollogracht the following ID’s:244320000, 424432010, 424432020, 1300210, 36715. What ID should be chosen:
424432020
36715
Don't know
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.
Why shall a duly qualified officer supervise any potential polluting operation?
To restrict pollution.
To inform the authorities.
To relieve the master.
To avoid pollution.
During loading of oil, you notice oil on the water near your vessel. What should you do first?
Notify the terminal
Search the vessel for leaks
Notify the Coast Guard
Stop loading
What is the correct understanding of the term "Bending moments" when applied to ships?
The longitudinal Bending Moments are the forces between empty and full compartments causing the ship to bend and change shape
The Bending Moments of a ship are the forces acting on the ship causing it to hog and sag.
All of the suggested answers
The longitudinal Bending Moment at any section within the ship is the total moments tending to alter the longitudinal shape of the ship
Searchlights must be provided for night navigation in the Suez Canal. Which of the listed requirements are correct?
Vessels with bulbous bow, LPG- and LNG-vessels must provide their own projector
All vessels must provide their own projector
Only projectors hired from the Canal Mooring and Light Company are permitted
If vessels have their own projector, an extra fee will be levied on the vessel
Can RNC charts be used for voyage planning?
Only in conjunction with paper charts
Only if approved by the flag state
No
Yes
Give the meaning of the following symbol:
thermal protective aids
lifejacket
child's lifejacket
immersion suit
*A lifebuoy must have an inner diameter of:
not less than 400 mm
800 mm
400 mm
not less than 800 mm
Which one of the listed requirements regarding life-saving appliances corresponds to present regulations?
All prescribed life-saving appliances shall be made of non-combustible or fire retardant material
All prescribed life-saving appliances shall have marking in red colour
All prescribed life-saving appliances shall be of such a colour that they are in contrast to the surrounding colour
All prescribed life-saving appliances shall be fitted with the manufacturers name and Logo
Which one of the listed requirements regarding inflatable liferafts corresponds to present regulations? Every liferaft shall be so constructed that:
in the event of capsizing it will automatically attain a position providing an above water escape
have a floor capable of being sufficiently insulated against cold by means of inflated compartments, or by equally efficient means not dependant on inflation
have at least two entrances
it's canopy has viewing ports in all directions
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
Which item among those below is included in the normal equipment of every lifeboat ?
a VHF transceiver
sea-charts and navigating equipment
one daylight signalling mirror
one immersion suit for each person
What is the meaning of this symbol ?
Start water-spray
Start air supply
Lower lifeboat to water
Embarkation ladder
*Give the meaning of the following symbol
Start air supply
Start air filling of the davit launched liferaft
Start air filling of the liferaft
Start ventilation of the rescue boat
*Give the meaning of the following symbol
Start engine
Reverse engine
Indicates manual starting direction of the engine
Start air supply
On board cargo ships an abandon ship drill must be performed for all the crew
every two weeks
every three months
every week
every month
A ship is fitted with davit launched liferafts. How often should onboard training take place, including, when practicable, the inflation and lowering of a liferaft?
Every year
Every four months
Every three months
Every month
How should the spare oxygen and acetylene gas welding bottles be stored onboard the ship?
In a refrigerated room.
In two separate rooms outside the engine room space.
In the workshop in the engine room as close as possible to welding equipment.
In the steering flat.
When carrying LNG cargoes it is useful to have information about its thermodynamic properties. What is a common source of information that can be used to obtain values for a wide range of these properties?
The IGC code.
The cargo manifest.
Material safety data sheet.
A Mollier chart.
One water fog applicator is required for each pair of breathing apparatus on board which type of ship?
Passenger ships fitted with car decks
Tankers
Chemical tankers
Passenger ships carrying more than 36 passengers
You have just completed tank inspection, prior to loading a number of chemical grades. The Duty Officer instructs you to secure the tank lids. (On this vessel, they are circular in design, with four dogs and the lid is raised and lowered on a geared wheel). Which of the following methods will you use to secure the lids?
I will swing the lid over the coaming and postion the dogs, tightening down the two furthest from the geared wheel first, then the two closest to the wheel. I will then take any remaining pressure off the wheel.
I will lower the lid with the geared wheel, ensuring that the coaming rim sits centrally against the packing. I will then position and tighten the dogs, working back and forth so that an even pressure is applied overall.
I will lower the lid with the geared wheel and then work round the dogs in a clockwise direction, tightening each one right down in turn.
I will lower the lid with the geared wheel, screwing it down as tightly as possible, then position the dogs, so that the lid remains centrally positioned while the ship is as sea.
Temperature sensors may be marked PT100. What does this mean?
100 ohm at 0° C
20 ohm at 100° C
100 ohm at 20° C
0ohm at 100° C
What would be a typical oil feed temperature for purifying heavy fuel oil in a centrifuge in order to ensure good separation?
105 - 108 Celsius.
95 - 98 Celsius.
85 - 88 Celsius
75 - 78 Celsius.
What is Inert Gas?
It is a gas containing insufficient oxygen to support the combustion of hydrocarbons.
It is a gas containing too much hydrocarbon vapour to support combustion.
It is a gas containing no oxygen.
It is a gas containing less than 21% by volume oxygen.
How many rescue boats should be provided on ro-ro passenger ships of 500 gross tons and above?
Two Fast Rescue Boats, one on each side of the ship
Two, and at least one of the rescue boats shall be a Fast Rescue Boat
None providing the ship has lifeboats
One Fast Rescue Boat
Which of the following is the definition of "Segregated Ballast Tanks", as found on oil tankers?
Cargo tanks which each have their own individual pumps, are fitted with independent piping systems and are served by unconnected ventilation arrangements
Tanks which are completely separate from cargo or fuel oil systems, being permanently allocated to the carriage of ballast and fitted with their own pumps and associated piping
Cargo tanks which may be used for ballast, where the lines are not connected to the Oil Discharge Monitoring Equipment
Cargo tanks which may be used for the carriage of ballast
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.
In a PID controller it is possibile to change the setting of the Proportional band (P), the Reset time (I) and the Rate time (D). Please indicate which curve shows the typical response to a step input, if the variables are well adjusted.
Figure 4.
Figure 3.
Figure 2.
Figure 1.
How are the officers informed of the ship's stability in damaged conditions?
By the Captain's instructions
By damage-control board on the bridge
By permanently exhibited damage control plans
By damage-control information included in the muster list
What is the purpose of the air distributor in a diesel engine air start system?
To ensure the air consumption from each of the main air receivers is equally distributed.
To ensure that the automatic valve in the air start system opens and closes at the correct time.
To ensure that the start air is distributed equally to the each of the engine cylinders.
To ensure the cylinder air start valves operate in the correct sequence and for the correct period.
What precaution is to be taken when the Engineer on Duty is entering an UMS-mode operated engine room due to an alarm or due to a scheduled routine check?
Switch the UMS selector switch to manual mode and engage the "dead man alarm"
Leave the UMS selector switch in UMS-mode
Switch the UMS selector switch to manual mode only
Any of the mentioned alternatives will meet the requirements.
How many separate means of escape from passengers and crew spaces should it be in each zone?
One
Two
Three
Four
What medium is used to calibrate the ODME?
Fresh water.
Gasoline.
Sea water.
Crude oil.
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.
A tank containing hydrocarbon residues requires manual cleaning by use of shovels, scrapers etc. Should you:
Open the tank, provide ventilation and commence work immediately.
Open the tank and provide lighting, have someone standing by outside the tank and commence working.
Open the tank, provide adequate ventilation/lighting, test oxygen content, have someone standing by with rescue equipment, complete a tank entry permit then commence work.
Open the tank, provide adequate ventilation and lighting, commence work and have someone standing by outside the tank.
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
What must be ensured at the commencement of cargo operations?
That the draught survey has been completed
That all fire dampers are closed
That all fire dampers are open
That CO2 gas lines to each cargo hold are clear
What is the most important factor in the master's ability to make good decisions in an emergency?
Input from company personnel
Planning of emergency procedures
Feedback from the crew
Following safety regulations
What is another term for ‘Cargo Sweepings’?
Cargo hold debris
Waste
Marine Pollutants
Dry cargo residues
When is track line search normally used?
When the position of the search object is accurate
When a vessel or aircraft has disappeared without a trace
When the position of the search object is not accurate
When a direct communication between the search object and the search facility is available
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
What is the maximum quantity of cargo permitted to be carried in a single tank on a type 2 chemical tanker?
3400 cubic metres
3000 cubic metres
2400 cubic metres
2750 cubic metres
On a General Cargo Vessel, what should a cargo lashing plan comply with?
The cargo securing manual
Master's instructions
Charterers? instructions
Shipper's instructions
Cross-flooding fittings shall be operable from:
Above the bulkhead deck
The engine room
The section where the unsymmetrical flooding occurs
The bridge
Dunnage is extensively used when general cargo is being loaded; select from the options three main reasons for its use ?
To spread loads, to assist in ventilation and to heighten the centre of gravity of the cargo
To heighten position of stow, to allow ventilation and to provide securing points
To prevent water from entering the cargo hold, to lower Kg of cargo and to assist stevedores
To spread loads, to assist in securing and to allow good ventilation
If a cargo leak occurs onboard a liquefied gas carrier it is likely that a 'white' vapour cloud will form. What makes the vapour cloud look white?
Condensation of nitrogen in the air.
Condensation of cargo vapour in the air.
Condensation of oxygen in the air.
Condensation of water vapour in the air.
What is the name of the portable walkway or access between ship and shore?
Bulwark
Bridgeway
Accommodation ladder
Gangway
There is an "industry standard" book, found on oil tankers, which explains all about oil cargo and cleaning operations and their associated hazards. What is it called?
The International Convention for the Prevention of Pollution from Ships (MARPOL).
The International Safety Management Code (ISM).
The International Safety Guide for Oil Tankers and Terminals (ISGOTT).
The United Nations Guidelines on Safe Ship Management (UNSSM).
Which of the following terms describes the cooking technique where food, such as a portion of fish, is placed in a shallow dish and partially covered by a liquid and then brought to and maintained at a temperature just below the boiling point?
Poaching
Blanching
Saute
Boiling
What is the meaning of TLV and what unit do we use on it?
TLV is the threshold limit value and the unit is ppm - parts per million.
TLV is the total level value and the unit is ppm - parts pr million.
TLV is the technical limit value and the unit is ppm - parts per million.
TLV is the threshold limit value and the unit is litre.
Which of these situations will cause undue delay to a vessel at her port of discharge?
Slow operation of hatch covers
Carrying out an off-hire survey
Carrying out an open-hatch condition survey
Asbestos mixed with the cargo
What is the normal name of the waterproof suit shown in the picture?
Fluorescent orange suit
Survival suit
Wet suit
Life suit
During routine checking of alarm functions of main and auxiliary equipment, some setpoints are canceled due to a mistake. What is the appropriate routine to ensure correct setpoints are set?
Ask your colleague if he remembers the correct setpoint
Check from previous records for correct values
Consult with the instruction manual for the equipment in question for correct values.
Select a setpoint based on present condition allowing for a reasonable safety margin.
Passenger ship engaged in international voyages shall carry through a muster for all passengers. At what latest time after embarkation shall the muster take place?
Before departure
No time limit
4 hours after the passengers embarked
Within 24 hours after the passengers embarked
How frequently should the PA-system (Public Address) be tested?
Every week
Every year
Every day
Every second year
Which of following are security duties?
Calibration of security equipment
All alternatives
Checking ID of visitors onboard
Monitoring of restricted areas
Proper and accurate inventory of stores should be maintained inorder to:
Order the required stores
Report to the office
Control the ship's budget
Show to the port authorities
When considering how to deal with cargo residues during hatch cleaning at sea on a Bulk Carrier, what is the most careful consideration?
There are no restrictions on discharge of cargo residues to sea
Follow actions of previous crews
Consult MARPOL handbook and the vessels Safety Management System (SMS) for guidance
Check procedures and Arrangements manual
In terms of food temperature, what is considered to be the "danger zone" at which bacteria can flourish?
Below 5 degrees Celsius.
Above 63 degrees Celsius.
Between 15.6 and 37.8 degrees Celsius.
Between 5 and 63 degrees Celsius.
From where on board can you find out the different types of protection equipment regarding where placed, how much, how many etc.?
In cargo control room.
The ship’s safety plan
Stated in your cabin.
In the deck log book
From the options given, select the one which controls the effective delivery stroke of a helix type fuel pump for a diesel engine to increase or decrease the quantity of fuel delivered.
The booster pump
The fuel injector
The fuel master control valve
The governor
The lubricating oil on the exhaust side of the turbine blower gets very dirty after only a few hours in service. What can the reason be?
Worn out bearing turbine side.
Exhaust gas leaking into the oil chamber.
Wrong type of oil used.
Lubricating oil is mixed with salt water.
In the diagram, which letter is indicating the position "MIDSHIPS"?
Midships is indicated by B, in the figure
Midships is indicated by D, in the figure
Midships is indicated by A, in the figure
Midships is indicated by C, in the figure
Is it permitted to load fully refrigerated propane directly onto a fully pressurised LPG carrier without additional conditioning of the cargo or cargo spaces?
Only if the loading rate is kept below 100m3/h.
Only if the cargo containment system is designed for temperatures of minus 48 degrees C or less.
Fully refrigerated propane can be loaded directly onto this type of vessel under any circumstances
Only if the vessel is equipped with cargo cooling plant
What is the maximum allowable tank design pressure in the vapour space for Independent tanks type "A"?
0,3 barg
0,25 barg
0,7 barg
0,5 barg
You have just collected some fresh provisions from the storeroom below the galley. As you are coming back up the stairway, you slip and fall, dropping the provisions and scratching your leg, causing minor bleeding. Which of the following will you now do?
I will say nothing, as the accident did not take place in the galley and was my own faulty anyway; I will pick up the provisions I dropped and carry on as usual; I will look at the scratches when I get a break.
I will tell the Chief Cook and let him decide whether to report or record it; we will use all of the provisions as usual, as the cooking process will ensure any contamination or damage is neutralised.
I will report the incident; I will obtain first aid; I will ensure an entry is made in the accident log; I will ensure all the provisions are inspected for damage and any bruised, broken or contaminated goods are discarded.
I will tell my colleagues in the galley that I slipped but that I am OK; I will not mention that I dropped any provisions and will just wash any items that dropped onto the deck.
Which of the following answers would most appropriately describe shell plating damage to the vessel?
"My vessel has sustained damage to shell plating in way of No. 3 cargo hold"
"My vessel has sustained damage to shell plating below the waterline"
"My vessel has sustained damage to shell plating above the waterline"
"My vessel has sustained damage to shell plating below the waterline in way of No. 3 cargo hold, starboard side"
After a discharge of a cargo of bananas there are a large number of cartons of condemned fruit left on deck. The vessel is not in a special area and is more than 100 miles from land. Select from the options given the most appropriate action to take to dispose of the condemned fruit.
Keep the fruit onboard for crew consumption.
Keep the condemned cargo onboard until it can be landed at a suitable reception facility.
Remove and retain any plastic packaging before dumping the condemned cargo overboard.
Dump the entire condemned cargo, including packaging, overboard and make a note in the Garbage Disposal Log
What is static amplifying
Change in input signal divided by change in output signal
Change in output signal divided by change in input signal
Corresponding change in signals
Change in input signal times change in output signal
Liquefied gas is, by IMO, divided in to different groups. What is the criterion for this division?
The hydrate formation.
The boiling point, chemical bindings, toxicity and flammability.
The nitrogen and other hydrocarbon containment.
The gas pressure.
During restricted visibility you are posted, as lookout, on the bridge and you hear 1 prolonged blast at intervals of no more than 2 minutes on your port bow. What will you report to the OOW (officer on watch)?
Power-driven vessel making no way on port bow
A vessel at anchor on port bow
A vessel aground on port bow
Power-driven vessel making way on port bow
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 must be done once the cargo holds of a General Cargo ship have been opened to discharge logs?
Carry out mechanical ventilation
Keep the holds open for as long as possible before allowing anyone to enter
Commence discharging immediately
Measure oxygen levels prior to allowing persons to enter the hold
When cross-flooding arrangements to correct unsymmetrical flooding and excessive heel angels in damaged condition are installed in passenger ships, what is the maximum angle of heel after flooding but before equalization?
10 degrees
15 degrees
20 degrees
30 degrees
This circuit consists of a current source I, a change-over switch S, a resistor R and a capacitor C. The current/time figures 1 to 4 show possible changes in the current I in case the switch S is suddenly shifted from position 1 to 2 at time t= 0. Only one of the diagrams is correct. Which?
Figure D
Figure B
Figure C
Figure A
A centrifugal pump fails to deliver water after being idle for some time. There has not been carried out any maintenance on the unit since last time it was operated. What could be the reason for the malfunction?
The pump does not run at the rated speed.
The pump is not primed.
The direction of rotation is wrong.
The total dynamic head is to great.
After cleaning and back in service, You observe that the heat transfer is bad. What is the first thing to do?
Decrease the pressure.
Check for proper air vent of the exchanger.
Increase the pressure.
Dismantle the exchanger again.
If oil flows out of the bowl casing drain of a solids ejecting separator what is the most likely problem
The sludge tank is full
The flow rate is too high
Oil has been fed to the separator before full speed
Insufficient amount of bowl closing water
What are the compartments to be regularly checked with regard to water and oil leakages?
All those listed in the other alternatives
Tank top in the engine room.
Bilge tank(s)
Bilge wells
What determines the power factor of an alternator when it is connected singularly to the switchboard?
The load connected to the switchboard
The generated voltage
The excitation voltage
Number of pairs of pole coils in the excitation winding
What is this kind of controller normally called?
A cascade controller.
A two point controller.
A double acting controller.
A two way controller.
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。