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Главная Онлайн-тесты CES Oil tanker 2nd-Off / 3rd-Off Онлайн-тест CES 5.1 для 2nd-Off / 3rd-Off, Oil tanker vessel
Онлайн-тестирование: Онлайн-тест CES 5.1 для 2nd-Off / 3rd-Off, Oil tanker vessel
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Give the meaning of the following symbol
Line throwing appliance
Rocket parachute flares
Lifeboat hand flare
Survival craft distress pyrotechnic signals
In general what is the proportion of concentrate to water to produce foam?
Between 50 and 100%
over 100%
This operation is done automatically and in relation to the foam
Between 3% and 6%
What types of gases are not allowed as fire-extinguishing medium for fixed gas fire-extinguishing system aboard ships? (SOLAS II-2/5.1.1)
Fuel combustion gases
Halogenated hydrocarbon gases
Toxic gases
Carbondioxide gases
Which of the following statements does not apply to fire doors in main vertical zone bulkheads and stairway enclosures in passenger ships?
If normally locked they do not have to be self closing.
They shall be of the self closing type.
They can have hold back hooks not subject to control station release providing the emergency plan details a person to close them.
They shall be capable of being closed from a control station unless they are normally closed.
*Which of the following instructions will generally be given by a port authority to allow welding or hot work in a tank having contained flammable liquids ?
When the tank has been satisfactory cleaned there shall be a 12 hour quarantine
If the mechanical ventilation is stopped, the tank shall be left within 5 minutes
All answers are good
During work in tanks, the gas concentration shall be checked every second hour
*Where would you find out which fire sections of the ship are enclosed by "A" or "B" class divisional bulkheading?
On the capacity plan
On the general arrangement plan
All the mentioned alternatives
On the fire control plans
What is the main criterion generally taken into account to classify portable extinguishers:
The extinguishing agent
Their pressurisation system
The way they can be moved
Their capacity of charge
*Generally speaking, what is the value commonly recognised as the maximum concentration of CO allowed in the breathing air of a breathing apparatus?
20ppm
80ppm
100ppm
40ppm
*Besides the official language of registration, what language is used in the fire control plans and booklets?
English or French
English or German
Spanish
German
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
What should be applicable to tank cleaning operations by means of circulation products with low flash products (below 60° C) ?
It can be done without problems.
It can be done on stainless steel tanks only and if the tank cleaning hoses are grounded.
It can be done if the tankcleaning hoses are grounded.
It should be avoided, unless the tank atmosphere is inerted.
In which way may intake of poisonous material occur?
All mentioned.
Skin penetration and skin absorption.
Swallowing.
By inhalation.
What does the abbreviation ABC mean in first aid?
Air, Breathing, Circulation.
Abandon, Balance, Circulation.
Air, Breath, Concentration.
Air, Burning, Critic.
Which of the following is NOT required to be in the oil transfer procedures?
Any special procedures for topping off tanks
A line diagram of the vessel's oil transfer piping
The location and capacity of all fuel and cargo tanks on the vessel
The number of persons on duty during oil transfer operations
Give the meaning of the following symbol
Bilge pump
Heat detector
Foam release station
Powder installation
What is CSS an abbreviation for?
Co-ordinator Surface Search
Commander Ship Search
Co-ordination Ship Search
Control Center of Survivors
On board a ship, how many lifebuoys can you expect to be fitted with a self-igniting light ?
Half of the total number of lifebuoys provided on board
The two lifebuoys of the quick-release system and at least one other in the vicinity of the stern
The total number of lifebuoys provided on board
Only the two life buoys of the quick-release system
Which item among those below is included in the normal equipment of every liferaft ?
one searchlight which can work continuously for not less than 3 hours
one waterproof electric torch suitable for Morse signalling
two painters of a length equal to not less than the distance from the stowage position of the liferaft to the waterline
one boat-hook
How many Radar Transponders (SART) are required to be carried onboard a ship for use in survival crafts?
Two on each side of the ship
One in each lifeboat
2 on new-builds only. Old ships have to comply by August -95
One on each side of the ship
How often should each lifeboat be lowered into the water and manoeuvred with its operating crew aboard under SOLAS regulations?
Monthly
At least every three months
At least every six months
Once a year
*On-board training in the use of davit-launched liferafts (including inflation and lowering whenever practicable) must take place
every month
every 2 months
every 3 months
every 4 months
*Which of following items shall be included in an abandon ship drill?
summoning of passengers and crew to muster stations with the alarm required
Checking the lifeboat provisions and supplies
Checking passenger's immersion suits
Checking the distress signal rockets and other distress signals
What kind of warning signs should be placed on manholes into void spaces?
Breathing apparatus mandatory sign
No smoking signs
Warning signs that indicate lack of oxygen inside
Danger of explosion signs
Which of this information must be included in a piracy attack alert?
The type of weapons being carried by the pirates/highjackers.
The number of pirates/highjackers.
The number of crew onboard.
Your ship’s name and call sign.
On a Container vessel, where should a mid-bay guide be positioned?
On the tank top at the ends of 40' container bays
On the tank top mid-way in 40' guides to prevent transverse movement of 20' containers.
At the base of cell guides
Between 20' container bays on deck
What action should be taken if the inert gas plant fails during discharge of a liquefied gas cargo?
Slow down the discharge rate until the IG plant is working again.
Open the atmospheric vents to prevent a vacuum in the cargo tanks.
Stop all cargo operations and inform the terminal.
Open the vapour return line from shore to prevent a vacuum in the cargo tanks.
Prior to bunkering operations it is necessary to check the quantity of fuel remaining onboard and that there is sufficient room for the fuel that is to be loaded. What is the best method to use to establish this?
Sound the tanks which you think might still contain some fuel.
Do a complete sounding of all fuel bunker tanks
Take a full set of readings from remote content gauges.
Use the latest figures from the fuel record book.
Following complete shut down of the steam plant, the boiler has been heated in accordance with the correct starting up procedure, and the steam pressure is rising. What is the correct procedure to be adopted when opening the main steam valve to the range?
Use the main steam valve bypass/warming through line to gradually heat up the steam range with the drains open before opening the main valve.
Open the main valve a little bit to allow the range to heat up.
Open the main valve as quickly as possible to get rid of any water that has collected in the steam range.
Don't open the main valve until the boiler reaches normal working pressure.
What is the description for a sidelight, as shown in rule 21 of the International Regulations for Preventing Collisions at Sea?
A green light on the starboard side and red light on the port side, showing an unbroken light over an arc of 135 degrees, from right ahead to 22.5 degrees abaft the beam on the respective side.
A green light on the starboard side and red light on the port side, showing an unbroken light over an arc of 112.5 degree, from right ahead to 22.5 degrees abaft the beam on the respective side.
A red, green or yellow lantern, showing an unbroken light over an arc of 112.5 degrees.
A red light or a green light, with a minimum range, in a vessel of 50 metres or more, of 3 miles. In a vessel of 10 metres or more but less than 50 metres in length, a range of 1 mile.
What would indicate that the cargo holds are not properly sealed?
When dew point temperatures inside cargo holds are the same as when the cargoes were loaded
When dew point temperatures inside cargo holds remain the same despite cargo hold ventilation
When dew point temperatures inside and outside the cargo holds are closely matched
When dew point temperatures inside and outside the cargo holds are substantially different
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
During the 5-yearly overhaul and operational test of a lifeboat on-load release gear, to what level should the gear be load tested?
0.8 times the total mass of the lifeboat when loaded with its full complement of persons, equipment and stores.
1.25 times the total mass of the lifeboat when loaded with its full complement of persons and equipment.
1.1 times the total mass of the lifeboat when loaded with its full complement of persons and equipment.
The equivalent to the total mass of the lifeboat when loaded with its full complement of persons and equipment.
Sounding pipes in the engine room are normally fitted with deadweight cocks and screw caps. Which of the following statements is correct?
Caps and cocks should be closed at all times, except when sounding tanks, to prevent ingress of water or oil into the engine room in case of tank bottom damage or overflow.
Deadweight cocks should be fastened in the open position to save time when sounding the tanks.
It does not matter where the cocks/caps are unless the tank is in use.
Caps should be placed on top of sounding pipes to keep the engine room tidy.
Why do rolled joints of meat carry a higher risk of bacterial infection?
Because rolled joints are normally purchased already prepared and the quality control of a shore supplier can not be guaranteed.
Because meat of a poorer quality is generally used in rolled joints.
Because any bacteria that were present on the outside surface of the meat will be transferred to the inside when the joint is rolled.
Because the temperature necessary to kill bacteria can never be reached in the middle of a rolled joint.
Great care must be taken when manually parralling two or more alternators. At which point would you engage the main circuit breaker of the incoming alternator when paralleling two alternators?
With the pointer of the synchroscope stopped at 0 (12 O'clock) or both synchronising lights bright
With the pointer of the synchronizer stopped at any position and both synchronizing lamps bright (on)
With the pointer of the synchronoscope rotating fast and both synchronizing lamps flashing on and off
With the pointer of the synchronoscope moving slowly clockwise and almost at 0° (12 O'clock) or both synchronizing lamps dark (off)
What should be done in preparation for loading cold rolled steel sheets in bulk carriers?
8mm wire cables should be laid athwartships over the tank top spaced 5m apart
Dunnage should be laid athwartships over the tank top
Dunnage should be laid fore and aft over the tank top
16mm wire cables should be laid fore and aft over the tank top spaced 3m apart
What should the master know prior to loading iron ore?
The maximum angle of heel under normal sea-going conditions
The virtual loss of GM en route
The maximum righting lever
The maximum angle of heel that will be caused by a shift of cargo
What action should be taken if machinery does not function properly?
If machinery does not function properly, its condition should be noted and plans for further action developed together with the Chief Engineer
If machinery does not function properly, the operational parameteres should be verified and the machinery stopped
If machinery does not function properly, it should be serviced immediately
If machinery does not function properly, the Chief Engineer should be consulted
What is "UNDER KEEL CLEARANCE", in the figure?
Under Keel Clearance is indicated by C, in the figure
Under Keel Clearance is indicated by A, in the figure
Under Keel Clearance is indicated by D, in the figure
Under Keel Clearance is indicated by B, in the figure
What immediate actions should the Officer of the Watch take when the ship goes aground on an uncharted shoal in the middle of the ocean?
Stop engines and call the Master
Stop engines and tell the engine room to switch over to high suctions
Stop engines and immediately request "Full Astern"
Sound the General Alarm and plot the ships position
All liquefied gas carriers, including LNG carriers, must follow the requirements of the IMO IGC code. What are the main areas covered by the IGC code for gas carriers?
Gas carrier navigational and operational procedures.
Gas carrier design and equipment.
Liquefied gas handling principles for ships and terminals.
Gas carrier cargo loading and discharge procedures.
How to distinguish a LNG carrier with prismatic tanks from an ordinary oil tanker?
The tanks of an LNG carrier protruding above the main deck.
The freeboard of an LNG carrier is significantly greater.
By its distinctive profile and much larger size.
By consulting the Gas Code.
When carrying high sulphur coal which areas of a cargo hold are prone to corrosion?
Steelwork with which dry cargo is in contact
Air and sounding pipes passing through the hold
Steelwork with which wet cargo is in contact
All steelwork
Why is an inertgas system required when COW is undertaken?
Safety purpose?
Improved outturn of cargo?
Less bildup of sediment in tanks?
Higher pumping flowrate?
What is the main fire fighting medium for tank deck on gas and chemical carriers?
There is not any main medium for tank deck fire fighting on gas and chemical carriers
Foam is the main medium for tank deck fire fighting on gas and chemical carriers
Freshwater is the main medium for tank deck fire fighting on gas and chemical carriers
Chemical powder is the main medium for tank deck fire fighting on gas and chemical carriers
On a container vessel, a number of twistlocks have been identified as suffering wear down. Choose the most appropriate way of dealing with these twistlocks.
Spare parts should be ordered and used to replace the worn down parts of the twistlocks.
The twistlocks should be isolated from use and disposed of appropriately.
The twistlocks should be removed to the ships workshop where the wear down can be built up with weld material.
The twistlocks should be landed ashore for repair at an approved workshop.
What is the purpose of the flame scanner or 'magic eye' fitted to the burner unit of oil or gas fired steam boilers?
To check the colour of the flame.
To control the combustion air supply to the boiler.
To check that the flame is present during start up or normal operation of the burner; if not then fuel is shut off automatically.
To check the colour of the exhaust gas from the furnace.
Where is there a likelihood of inadequate initial design on a bulk carrier?
Around the hatch corners
On cross-deck plating
On the sheer strack
On shell plating
A ro-ro unit weighing 2mt is to be loaded in the fore and aft direction and lashed by belts of SWL 0.6mt. How many lashing belts should be used to secure the unit?
4
6
8
10
What is of major concern when a shallow draught ro-ro vessel is in river transit?
Air draught
Squat
Draught
Manoeuverability
What action should the Master take if he is suspicious of an Officer’s certificate of competency?
Send the seaman home
Contact the local Harbourmaster-s office
Contact the issuing authority via the company office
Accept it without question
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
Cargoes of frozen beef and chilled beef have approximate carriage temperatures of minus 18 and minus 1 degree Celsius respectively. Greater care is required when carrying chilled beef as it is more sensitive to deviations from, and requires finer control of, its recommended carriage temperature. Which option best completes the following statement? "This additional care is worthwhile because…
...carrying chilled beef is a modern innovation."
…chilled beef is healthier for consumers."
…chilled beef can be kept longer than frozen beef."
…chilled beef commands a much higher price in the market."
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 extra precautions should be taken by the officers and crew if some of the passengers are disabled, i.e. using wheelchair, cane, blind etc.?
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.
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.
Studies of shipboard emergencies show that many passengers do not read or remember safety information. As an officer, how can you best compensate for this fact?
In an emergency, repeatedly tell passengers what's happening, what's being done, and what they should do.
Post large, graphic safety signs conspicuously throughout the ship.
Prior to departure, provide passengers with a good safety video.
Ensure that printed safety information onboard is of the highest quality.
What are the duties of engine room ratings forming part of an engine room watch?
To note all machinery not functioning properly.
To clean and maintain dirty equipment.
To assist in the efficient and safe watchkeeping.
To verify the current operational parameters.
IMO publishes the IGC Code relating to LPG and other liquefied gas carriers. What does the IGC code primarily deal with?
Specifically, how gas carriers for hydrocarbon gases are designed
Specifically, the safety of personnel sailing on gas carriers.
How all liquefied gas carriers are constructed and equipped.
The most efficient way to operate any gas carrier.
When is the 2nd Mate supposed to call the Captain?
30 minutes from the pilot station
Just at the usual time
When anything unusual happens, and 30 minutes before the pilot station
Just when he happens to remember
Thermocouples are often used for measuring temperatures. Which of the following descriptions are valid for a thermocouple?
A junction between two dissimilar metals generates a small voltage.
A semi-conductor device that exhibits a negative coefficient of resistance with temperature.
A resistance device that exhibits a positive coefficient of resistance with temperature.
A quartz crystal that changes its resonant frequency with temperature.
How should steel wire rod coils be stowed?
With their cores aligned athwartships
With their cores aligned vertically
With their cores aligned fore and aft
With their cores aligned alternately fore and aft and athwartships
Indicate the correct name of the tool on the sketch:
Chisel
Drill press
File
Shaping machine
Will it matter to the accuracy of the measurement how you install a resistance element in a thermo-well
Will only result in mechanical problems
No influence at all
Will have a minor influence on the measurement
Wrong installation will result in a major deviation in measurement
What is a system employing a single common freshwater cooler (cooled by means of seawater) called?
High temperature freshwater system
Central cooling system
Common cooling system
Low temperature freshwater system
What makes cargo holds weather tight?
The hatch coaming compression bar
Firm contact between the hatch cover rubber seals and the hatch coaming compression bar
Steel-to-steel contact between hatch covers and coaming
Hatch cover rubber packing
In order to speak clearly and effectively you should:
gesture with your arms
stand tall with shoulders squared
never open your mouth too wide
open your mouth, pronounce your consonants, and shape your sounds well
Cargo hoses intended for liquefied gas carriers have to be prototyped tested before being approved. When new hoses of an already approved type are received onboard they also need to be pressure tested before being put into service. What are the IMO Gas Code requirements for such hoses before they are put into service?
Not less than 1.5 times the specified maximum working pressure or more than two fifths of bursting pressure at the expected cargo carriage temperature.
5 times the specified maximum working pressure at ambient temperature.
5 times the specified maximum working pressure at expected cargo carriage temperature.
Not less than 1.5 times the specified maximum working pressure or more than two fifths of bursting pressure at ambient temperature.
You are going to grind (mince) meat for use in different dishes, including burgers. Which of the following cuts of meat would you use?
Sirloin
Leg
Brisket
Flank
What actions should the Officer of the Watch take when the ship's steering gear fails?
Stop engines and display the NUC signal
All of the suggested answers
Call the Master and advise him of the situation
Request the engine room to check the steering gear
Before a solid bulk cargo is loaded, the Master and shore representative must agree a loading plan which covers which of the following aspects?
Sequence of loading
Maximum permissible forces and moments on the ship
Quantity and rate of loading the cargo
All of the items specified in the possible answers
Electric ozone generators are sometimes used to remove residual odours from refrigerated cargo spaces. Which of the options given is the additional action required to ensure the operation is successful?
The cargo space should be cooled down using the refrigeration plant.
The cargo space should be fumigated.
The fans should be run continuously in the cargo space.
The source of the odour must be located and removed.
Despite setting what appears to be the correct delivery air temperatures in accordance with shipper's instructions, large cargo loss claims can still occur when operating reefer vessels. Which of the options given is likely to help avoid the majority of these large claims?
By confirming that the shipper is supplying to a market that works in Fahrenheit or Celsius.
By confirming that the vessel plant is calibrated in the same temperature scale that the shipper is quoting.
By confirming the whether the shipper is referring to the delivery air or pulp temperature of the cargo.
By confirming the temperature scale that the shipper is using in his carriage instructions, Fahrenheit or Celsius.
LNG carriers are usually designated as Type 2G vessels according to the IMO IGC code. In relation to the 'Ship's Survival Capability' what is the level of preventative measure for cargo escape required for this type of vessel according to the Code?
Maximum preventative measures.
Minimum preventative measures
Moderate preventative measures.
Significant preventative measures
Many chemical tankers are fitted with deepwell centrifugal cargo pumps. What is the process by which any leakage of cargo or hydraulic oil into the pump cofferdam is detected?
Stripping.
Purging.
Assessing.
Proving.
What is ‘Design Load’?
The total weight of cargo
The total weight of cargo subject to athwartships and longitudinal accelerations
The total weight of cargo subject to vertical accelerations
Loads for which the ship’s decks and hatchcovers are designed
During the cycle of a four stroke diesel engine there is a load reversal on the bottom end bearing when the load transfers from the upper part of the bearing to the lower part. What is the main cause of this load reversal on a modern, turbocharged, medium speed diesel engine?
The light alloy materials used for the piston skirt.
The lack of gas load to oppose the inertial forces generated during the exhaust stroke.
The inertial forces generated during the upward strokes of the piston (compression and exhaust strokes).
The suction effect on the piston during the air intake (induction) stroke.
What is the minimum MARVS on a fully pressurised liquefied gas carrier?
Not be less than 7 bar.
Not less than the gauge vapour pressure of the cargo at 45 degrees C.
Not less than the gauge vapour pressure of the cargo at 0 degrees C
Not less than 0.7 bar.
If the oxygen content in an enclosed space is less than 20% and a non-essential routine inspection of the space is due which of the following is the correct course of action?
Postpone the inspection until the correct oxygen content can be achieved.
Carry out the inspection as quickly as possible.
Wear breathing apparatus while carrying out the inspection.
Release oxygen into the space from an oxygen cylinder.
A resistor has three red bands. What is the resistance?
220 ohm
22 ohm
2200 ohm
222 ohm
Why is it important to have an efficient fire patrol system on board passenger ships?
To show passengers in public areas we are on duty 24 hrs
To control that passengers adhere to smoking regulations on board
To ensure that an outbreak of fire may be prompltly detected
To verify that the automatic fire-detection system is working properly
A galley hot plate uses a Nichrome / Magnesium Oxide heating element and is to be tested before being put into service for the first time. An insulation resistance test yields a reading of 0.3 M Ohm. Which action should be taken?
Wash the element in a degreasing agent. Then retest and if ok put it into service.
Put the element into service.
Discard the element.
Apply reduced voltage to the element for a few minutes. Then retest and if ok put into service.
Due to the relative low resistance of a Pt 100 sensor we might have to compensate for the cable-resistance to ensure a correct reading. Which of the 4 alternatives given is correct for the connection of this compensation resistance.
Figure 4.
Figure 1.
Figure 2.
Figure 3.
How many categories of Seed Cake are there in the Code of Safe Practice for Solid Bulk Cargoes (BC Code)?
4
5
3
2
After discharge of a cargo of bananas there are a lot of cartons of condemned fruit on the deck. The vessel is not in a special area and is more than 100 miles from land. Select from the given options the best way to dispose of the condemned fruit.
Remove and retain all of the packaging including any inner plastic bags and dispose of the condemned fruit overboard.
Keep the cargo onboard until the vessel enters a port with suitable disposal facilities.
Dispose of the complete cartons of condemned fruit overboard and make an entry into the Garbage Disposal Log.
Keep the fruit for crew consumption and dispose of the packaging.
If you have to carry out hot work close to a smoke detector in the engine room, what precautions should be taken?
Notify Master, Deck officer and engineer in charge.The loop for the smoke detector to be switched off and take normal precautions for hot work.
Notify deck officer in charge that a fire alarm may occur.
No special precautions except for having a watch man and a fire extinguisher available.
Disconnect or cover up the smoke detector.
A vessel's main propulsion system consists of a pair of medium speed diesel engines driving a single controllable pitch propeller through clutches and coupled through a reduction gearbox. What is the preferred sequence to follow when going from two engine to single engine operation? Assume engine A is to be stopped and engine B is to continue running
Stop engine A and check that clutch automatically disengages and governors for both engines operate correctly for testing purposes.
Pitch to zero thrust, disengage clutch of engine A, increase speed of engine B and propeller pitch as required. Stop engine A after a suitable cooling period.
Disengage clutch of engine A. Stop engine A after a suitable cooling period.
Pitch to zero thrust, reduce speed to idling speed, disengage clutch of engine A, increase speed of engine B and propeller pitch as required. Stop engine A after suitable cooling period.
What would be the most probable cause of overheated bearings?
None of the mentioned alternatives
Lubricating oil pressure is too low.
Water in the fuel oil.
Charge air pressure is too low.
Passenger ships shall either carry automatically self-righting liferafts or canopied reversible liferafts. What does it mean that a liferaft is automatically self-righting?
The liferaft will automatically turn back into an upright position when it is fully loaded with people
One person can manage to turn the liferaft back into an upright position
It means the same as self-righting lifeboats
The liferaft will automatically turn back into an upright position when it is empty of people
How does low expansion foam act as an extinguishing agent when dealing with oil fires?
By cooling only
The heat from the fire causes the foam to produce an inert gas which gradually extinguishes the fire.
By smothering and also providing some cooling
By smothering only
In what kind of atmosphere should tank washing be carried out onboard vessels with inert-gas system?
Inerted to less than 8% oxygen(IMO).
After an electric fan have been blowing fresh air into the tank for a minimum time of one hour.
Steamed to a humidity of at least 75%
After the bottom has been covered with salt water.
Данный онлайн-тест состоит из 90 случайных вопросов из тестов CES 5.1 по выбранной вами тематике.