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Онлайн-тестування: Test online CES 5.1 for 3rd-Eng/4rd-Eng
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A lifejacket or immersion suit light has a luminous intensity of, and is capable of working at minimum for a period of:
2 candelas (about 1,7 mile range at normal meteorological sight), 8 hours
2 candelas (about 1,7 mile range at normal meteorological sight), 4 hours
0,75 candelas (about 0,6 mile range at normal meteorological sight), 8 hours
0,75 candelas (about 0,6 mile range at normal meteorological sight), 4 hours
Give the meaning of the following symbol
Buoy fitted with line throwing appliance
Lifeboat hand flare
Line throwing appliance
Rocket parachute flares
In general, what is the best extinguishing agent to put out a class A fire?
Carbon dioxide (CO2)
Water
Foam
Dry chemical powder
Sanitary-, ballast-, bilge- or general service pumps may be accepted as fire pumps provided: (SOLAS II-2/4.3.2)
They are ready for use as fire pump at any time
They can be started from a position outside the engine room
They are not normally used for pumping oil
They are fitted with automatic start connected to the fire alarm
"A" Class divisions in ships are constructed so that they are capable of preventing the passage of smoke and flame to the end of a standard fire test held for how many minutes?
60 minutes
30 minutes.
45 minutes.
15 minutes
Which one of the listed requirements regarding abandon ship and fire drills do not correspond to present regulations?
Each member of the crew shall participate in at least one abandon ship drill and one fire drill every month
A training manual shall be provided in each crew messroom and recreation room or in each crew cabin
On all short international voyages, muster of passengers shall take place as soon as possible after departure
On all international voyages, except short voyages, muster of passengers shall take place within 24 hours after embarkation
Select the correct send and receive frequencies for sending a DSC ‘distress alert’ in the MF band:
TX: 2189.5 kHz RX: 2177.0 kHz
TX: 500.0 KHz RX: 518.0 KHz
TX: 2187.5 kHz RX: 2187.5 kHz
TX: 2177.0 kHz RX: 2177.0 kHz
Each ship fitted with a radiotelephone station shall listen on the distress frequency during navigation, for how many hours a day according to the regulations?
24 hours
16 hours
12 hours
8 hours
A Cargo Ship Equipment Certificate will be issued for :
A period not exceeding 24 months
A period not exceeding 48 months
A period not exceeding 6 months
A period not exceeding 12 months
Who are responsible for safe working conditions onboard?
The individual person.
The officer of the watch.
The safety officer.
Master, Chief Engineer & Chief Officer.
What corrections must be applied to the echo sounder reading to compare the depth of water with the depth printed on the chart?
The distance between the pulse Transmitter and Receiver
Shallow water effects
Draught of the ship
Allowance for the ships speed
A ship is turning around a point called the "pivot point". What is the position of this invisible point when the ship is "dead" in the water?
Outside of the center line
Near the bow
About same position as the center of gravity
Near the stern of the ship
Your ship is going full ahead as you start to slow down. Where is the position of the "pivot point" now? No wind, current.
The "pivot point" will move to the stern
Same position as when the ship is on full ahead
It will move aft as the ship slows down
It will move to the side of the center line
In the situation illustrated, what should be the distribution of the power requirements from the tugs, if the ship is to be moved sideways without changing the heading? Both tugs have similar bollard pull and are of conventional propulsion.
Much greater power on the forward tug than on the after tug while monitoring the gyro heading
Equal power required by both tugs, but monitor the gyro heading to ensure sideward movement only
It would be very difficult to predict the power requirements in this circumstance and it could only be found by observation.
Much greater power on the aft tug than on the forward tug while monitoring the gyro heading.
Give the meaning of the following symbol:
muster station
gathering place for embarkation formalities
embarkation station
muster station for families only
What is a "Rescue Unit" (RU)?
A unit ready for search and rescue operations at sea at any time of the day.
A unit specializing in search and rescue operations at sea.
A unit composed of trained personnel suitable equipped for expeditious search and rescue operations.
A permanently manned rescue vessel.
Give the meaning of the following symbol:
survival kit
lifejacket
immersion suit
child's lifejacket
Which one of the listed requirements regarding thermal protective aids do not correspond to present regulations? The thermal protective aids shall:
permit the wearer to swim a short distance through the water and board a survival craft
cover the whole body except the face of a person wearing a lifejacket
permit the wearer to remove it in water in not more than two minutes
be unpacked and easily donned in a survival craft without assistance
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 boat-hook
one first-aid outfit in a waterproof case
two painters of a length equal to not less than the distance from the stowage position of the liferaft to the waterline
*Give the meaning of the following symbol
Fasten lifejacket belt
Secure buoy line to the ship
Fasten immersion suit belt
Fasten seat belts
How many Radar Transponders (SART) are required to be carried onboard a ship for use in survival crafts?
2, one of which being capable of floating free if the ship sinks
Two on each side of the ship
One in each lifeboat
One on each side of the ship
Give the meaning of the following symbol
Survival craft portable radio
Radar transponder
EPIRB
Survival craft distress pyrotechnic signals
What is the meaning of this symbol ?
Lifejacket
Child's lifejacket
Immersion suit
Lifebuoy
The Muster List shall show the duties assigned to members of the crew. Which of the following duties shall be included according to present regulations?
Preparation of immersion suits for passengers.
General preparation of life-saving appliances.
Operation of the vessel's propulsion system.
Preparation of survival crafts' Emergency Position Indicating Radio Beacons (EPIRRB).
The Muster List shall show the duties assigned to members of the crew. Which of the following duties shall be included according to present regulations?
Preparation of immersion suits for passengers.
Manning of fire parties assigned to deal with fires.
Operation of the vessel's propulsion system.
Special duties assigned with respect to the use of pyrotechnics
*Which one of the following items has to be included in an abandon ship drill?
Launching and recovery of a survival craft
Starting and operating radio life-saving appliances
lowering of at least one lifeboat after any necessary preparation for launching
Manoeuvring the lifeboat in the water
What is the main advantage of having a central cooling system fitted on board ship?
It should require less maintenance than a conventional system using only sea water.
It does not require any seawater.
It is a simple system with minimum control requirements.
Only one heat exchanger is needed for all cooling duties.
Are membrane tanks designed for carrying of gas of ambient temperature?
No, membrane tanks are normally designed for transport of fully refrigerated cargoes.
Yes, if tank fitted with primary- and secondary membranes.
Yes, if the membrane is more than 50 mm thick.
Yes, if the membrane tank is designed for high pressure.
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 are the common types of independent nitrogen generator found on chemical tankers?
x
membrane and
Under which of the following conditions would it be dangerous to load a cargo of bulk coal?
When the temperature of the coal to be loaded exceeds 55 degrees Celsius
When the temperature of the coal to be loaded exceeds 30 degrees Celsius
When loading is required from open stockpiles
When loading coal from an open stockpile and it is wet
What is the most common signal level from an I/P converter?
0-10V/3-15 PSI
4-20mA/3-15 PSI
0-1 mA/1-2 BAR
0-20 mA/0-20 PSI
How could you calculate the Stowage Factor of a cargo commodity after loading in a General Cargo vessel?
By dividing the volume of the space used by the tonnage of the commodity loaded
By dividing the gross tonnage of the space by the area of the commodity
By dividing the area of the space by the tonnage of the commodity
By dividing the gross tonnage of the space by the volume of the commodity
Which of the following letter combinations represents a level indicating controller on a process and instrumentation diagramv
CIL
LIR
CIR
LIC
Where would the Official number be “carved” on the ship?
On the main engine
On the main mast
On the main beam
On the propeller shaft
What causes shock loads in a container lashing system?
Ship torsion
Loose cargo lashings
Resonant rolling
Ship vibrations
Your vessel has gone aground on a rising tide on a shallow patch charted as a sand bank. The sea is calm with minimum swell and there is little wind. What immediate actions should be taken?
Immediately put the engines astern and attempt to take the vessel off the bank
Inform the nearest Coast Radio Station of the grounding; issue a Navigational Warning and display the "aground" signal
Display the Aground signal and sound round all tanks and bottom compartments to determine if there are any damaged compartments or ingress of water.
Display the "aground" signal and look round the outside of the vessel to determine if there are any signs of pollution
Cargo holds on a bulk carrier are washed after discharge, but cargo residues are often found on the tank top when hatches are opened at the load port. What could be the likely cause?
Holds were not inspected thoroughly after cleaning
Due to failure of the bilge eductors
Because of cargo residues falling down due to ship's vibrations during the ballast passage
Because of poor drainage into the bilges
The primary and secondary insulation spaces of each LNG cargo tank are provided with pressure relief valves. What is the normal set point of the relief valves for these spaces?
20 mbar.
15 mbar.
10 mbar.
5 mbar.
On a container vessel select from the list the direction of wave encounter which is most likely to cause a parametric roll.
Head seas
On the beam.
Broad on the bow, just forward of the beam.
bow or stern quartering
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.
A sudden or gradual decrease in the pH-value, or an increase of the sulfate content, in the cooling water may indicate:
Leakages from seawater coolers
Leakages from L.O. coolers.
Exhaust leakage
High concentration of corrosion inhibitors
What is the purpose of Material Safety Data Sheets?
To provide all personnel including emergency personnel with procedures for handling or working with that substance in a safe manner
To provide personnel in deck- and engine department with procedures for handling or working with that substance in a safe manner
To provide the safety officer with procedures for handling or working with that substance in a safe manner
To determine if the substance is flammable or not
When would the Chief Officer wish to consult the First Engineer?
The Chief Officer would wish to consult the First Engineer whenever a hydraulic tank need to be filled.
The Chief Officer would wish to consult the First Engineer on all matters related to pollution.
The Chief Officer would wish to consult the First Engineer when the cargo hold bilges are not emptying, despite the bilges being pumped out.
The Chief Officer would wish to consult the First Engineer when items of engine room machinery require maintenance.
When general cargo is damaged during heavy weather on a General Cargo vessel, which of the following persons should attend on board at the next port?
Surveyor representing the consignee
Class surveyor
Surveyor representing the vessel's hull & machinery underwriters
Surveyor representing the vessel's P. & I. Club
What effect will a low operating temperature of the boiler feed water system have on the condition of the feed water supplied to a high pressure boiler?
It will cause the amount of chlorides in the feed water to increase.
It will cause the amount of dissolved oxygen in the feed water to increase.
It will cause the amount of total dissolved solids in the feed water to increase.
It will cause the pH value of the feed water to increase.
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."
Emergency instructions in appropriate languages shall be posted in passenger cabins. What information shall as a minimum be included in the emergency instructions?
Where to find thermal protective aids
The method of donning life-jackets, escape routes and alarm signals
Escape routes and alarm signals
Name of cabin attendant
What does OSHA stand for?
Occupation and Safe Health Association
Overseas Sea Hazard Association
Occupational Safety and Health Administration
Occupational Safety and Health Aids
How many separate means of escape are provided from each fire zone above the bulkhead deck?
Don't know
Two
Three
One
Which of these steps (in shut-down procedure) shall be executed last?
Shut down of inert gas blower
Close the gas pressure control valve
Close the flue gas uptake
Open ventilation valve to atmosphere
Which mooring lines are visible in this image?
The forward headline and breast rope are visible in the image
The forward back springs are visible in the image
The forward breast lines are visible in the image
The forward head lines are visible in the image
A combustible gas indicator of the catalytic filament type is used to check the atmosphere in an enclosed space onboard ship. When taking readings in a fuel tank which has been emptied for cleaning the meter reading initially rises and then falls back to zero. What is the likely defect, if any, in the instrument when this type of behaviour is displayed?
The sampling pump is faulty.
The filament has burnt out.
The batteries are flat.
The filament is contaminated due to too high a concentration of hydrocarbons.
Following overhaul of the cylinder units of a 4-stroke diesel engine and a suitable running in period it is noted that the lubricating oil consumption of the engine has increased considerably and unexpectedly. The engine is otherwise running normally. Select, from the options given, the most likely cause of this problem.
A piston crown has burnt through
The oil control ring has been fitted incorrectly.
The piston rings have worn rapidly.
The cylinder liner has worn rapidly.
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.?
Passenger with some form for disability must travel with accompany, and live in same cabin or next door.
Locate them in large cabins to ease their stay.
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.
When a ro-ro unit/cargo is damaged what should the duty officer do if he is not carrying a camera?
Sketch the damaged unit/cargo
Note the manufacturer's details
Make a damage report and rough sketch of the damage
Note the stowage location at which the damage occurred
The range of a transducer is 0-200 bar. The output signal is 4-20 mA. What is the span of the output signal.
20 mA
4 mA
24 mA
16 mA
Is there a longitudal bulkhead in membrane tanks?
There is always transverse bulkheads in membrane tanks to reduce free surface of the cargo
There is steel frames instead of bulkheads in membrane tanks
There is always longtitudal bulkhead in membrane tanks
There isn't longtitudal bulkhead in membrane tanks
"Protective discrimination" means the progressive grading of sizes or tripping times of:
Generators and motors.
Line fuses and overcurrent relays
Magnetic and thermal current transformers.
440 V and 220 V transformers.
The reporting of incidents involving harmful substances and / or marine pollutants is regulated under which international guidelines?
Protocol I of MARPOL 73/78.
The UN Convention on the Reporting of Accidents and Incidents which Present a Hazard to the Marine Environment 2004.
Appendix B of the Supplement to the IMDG Code.
Annex II to SOLAS 1974.
Why should elevators not be used in an emergency?
Too few people can be moved in an elevator.
The elevator is reserved for people with special needs.
Power could fail and passengers could be trapped inside.
Engineering will shut down the ship's power and the elevator will be useless.
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.
What is the main difference between a THERMOSTAT and a TEMPERATURE TRANSMITTER, if any?
There is no difference.
The temperature transmitter is a digital component while the thermostat is an analogue component.
The thermostat has one or more contacts (open or closed) depending on the temperature/setting. The temperature transmitter converts a temperature signal to an electric signal.
The thermostat gives out an analogue signal depending on the switch setting. The temperature transmitter gives out a binary signal depending on the temperature.
On a Container vessel, what is the definition of Readily Combustible Solids, under the IMDG Code?
A substance that will heat up and ignite due to the ignition of another substance
Fibres, powdered, granular, or pasty substances that are capable of self-heating
Fibres, powdered, granular, or pasty substances which are dangerous if easily ignited by brief contact with an ignition source and if the flame spreads rapidly
Any solid that is capable of self-ignition
Where would you find the document relating to the "Condition of Freeboard Assignment" onboard?
With the Loadline Certificate.
With the Structural Survey File.
With the Classification Records.
With the Safety Construction Certificate.
Eavesdropping and phone taps are examples of which threat to information security?
Terrorism
Sabotage
Subversion
Espionage
On a Container vessel, what precautions should be taken when cashew nut shell liquid has spilled out of a container?
Avoid skin contact and inhalation of toxic fumes
Cool the container from as far away as possible
Approach the container wearing a chemical protection suit
Clean up the spillage wearing rubber boots and safety gloves
On a Container vessel, what is the function of a twistlock?
To secure manually operated hatch covers?
To secure timber cargo?
To secure winches from unintentional running?
To secure/lash containers?
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
During loading of palletised, chilled, perishable goods it starts to rain heavily in the port area. Some of the cargo pallets have been placed on the quay ready for loading. Select, from the options given, the best course of action to be taken to minimise any damage to the cargo.
Return the cargo to the cooling sheds until the rain ceases.
Shift the cargo to a position where there is overhead shelter.
Shift the cargo onto the deck and cover with a waterproof sheet.
Cover the cargo with a waterproof sheet.
What are the duties of the "Standby Watch keeper" when he is not on the bridge?
Remain in the expected location, available for immediate call from the bridge
Tidy up the accommodation and clear the mess rooms
Return to his cabin and catch up with some sleep
Patrol the ship and report anything unusual to the bridge
Under international regulations what must be ensured when discharging a bulk cargo?
The vessel must not be excessively trimmed
The method of unloading must not damage the ship's structure
The terminal representative must remain on board at all times
The stevedoring foreman must remain on board at all times
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
What will happen when the ship arrives in Rotterdam?
The ship will receive fuel and diesel oil bunkers when it arrives in Rotterdam
The anchor will be tested when the ship arrives in Rotterdam
The navigation lights will be tested when the ship arrives in Rotterdam
The main engine will be tested when the ship arrives in Rotterdam
Oil tankers built and delivered after 6th July 1986 must have a double hulled ballast arrangement extending throughout the cargo tank length, or wing ballast tanks that extend throughout the cargo tank length. If it is the latter, what design feature is applied to guard against pollution in the event of the bottom being breached?
The cargo tank levels must be set so that hydrostatic pressure will stop oil outflow.
The pressure vacuum valves must be capable of complete sealing, and the integral strength of the tank such that a total vacuum is capable of being maintained in the breached compartment, thereby preventing outflow of oil.
Steel thickness in the bottom area must be a minimum of 1.36 times that otherwise required by construction regulations to minimise the extent of any breach.
Additional level sensors and alarms must be fitted to give early warning of oil outflow.
What happens to green vegetables when exposed to the presence of ethylene gas?
They turn yellow
They develop aslightly salty taste
They develop a deeper green colour
They become resistant to mould and may be kept for longer
Where would you look for information on the ratings applied to a vessel's fire ratings on her bulkheads, based on SOLAS requirements?
The Cargo Ship Safety Equipment Certificate.
The Cargo Ship Safety Construction Certificate.
The MODU Safety Certificate.
The Safety Management Certificate.
On the figure 4 possible definitions of the term "BRIDGE" are given. Which one is the correct one?
Bridge is given by B on the figure
Bridge is given by C on the figure
Bridge is given by D on the figure
Bridge is given by A on the figure
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. .
The cargo tanks of liquefied gas carriers are usually insulated. Why is it necessary to insulate these tanks?
To protect the cargo tank from collision damage.
To minimise heat transfer to the cargo and to avoid excessively low hull temperatures.
To prevent static electricity build up in the cargo tanks.
To reduce the volume of the hold space.
A ship's electrical system operates at 60Hz but when connected to shore supply it is supplied with 50Hz. Which of the following would you expect?
Electric motors will run at increased speed and will tend to overheat.
Generators are more sensitive to reverse power faults.
Electric motors will run at reduced speed and will tend to overheat.
Earth faults are more likely.
Which of the following answers most suitably cover the standard duties of the bridge Officer of the Watch when the ship is at anchorage?
Display the anchor signal, patrol the ship frequently and check the anchor chain for dragging
Display anchor signal, check the ships position and keep a good lookout
Display the anchor signal and ensure the ship swings the same way at each change of tide
Display anchor signals and keep a good lookout of other ships in the area
At what latest time shall doors, side scuttles, gangway doors, cargo- and coaling ports and other openings which are to be kept closed watertight at sea be closed at the start of the voyage?
Before leaving the port
Before entering open waters
Before leaving the pilot station
Before leaving the berth
Why are zinc anodes sometimes fitted in the seawater side of heat exchangers?
To prevent accumulation of marine growth
To reduce salinity
To prevent scaling
To protect against corrosion
We have a problem with vibration in the turbocharger. What might be the cause?
Worn out turbocharger bearings.
The turbine rotor is not balanced
The lubricating oil needs to be changed
Dirty air inlet filter
You have checked the oil viscosity in an auxiliary engine with the viscosity test kit. The result shows that the viscosity is low. What will You do?
Decrease the oil temperature.
Increase the oil temperature.
Clean the system and change the oil.
Start to purify the oil.
Which of the following statements is correct
The dispersing additives in lubricating oil, break up the contaminants in even smaller particles and keep them in suspension
A smaller sump volume will mean more dirt will be going into the lubricating oil
Additives in oil assist the separator to remove water
According to Stokes Law, particles does not affect separation
If water contamination occurs in the crankcase oil of an auxiliary engine the oil viscosity will:
Increase.
Stay at the same.
Decrease.
Nothing happens.
What is the main purpose of bottom-blowing a boiler?
To check that we do not have any leak of smoke and gases in the combustion camber.
To control that water is present in the water chamber, when the boiler is in active operation.
To get rid of sludge in the water chamber.
To adjust steam pressure when the burner capacity is excessive.
Даний онлайн-тест складається з 90 випадкових питань із тестів CES 5.1 з обраної вами тематики.