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Главная Онлайн-тесты CES Chemical tanker Deck Support Онлайн-тест CES 5.1 для Deck department, Support level, Chemical tanker vessel
Онлайн-тестирование: Онлайн-тест CES 5.1 для Deck department, Support level, Chemical tanker vessel
Онлайн-тест
Описание
Тест состоит из случайных вопросов по выбранной теме.
Вопрос 1 из 90
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According to European standards (E.N.) fire can be classified…
A, B, C, D, E
A, B.
A, B, C, D
A, B, C
*What is (are) the basic component(s) of a Fire detection system?
the detector heads
The control unit
The power supply
All the alternatives mentioned
The display of the DSC-controller on board is showing the following lines: TX call:Selectiveto: 02114200 Category: RoutineUSB:telephony DSC Tx 2189.5 kHz save>send< This DSC-message must be transmitted in the mode:
G3E
F1B
J3E
H3E
The position that is determined by built in GPS-receiver in an Inmarsat-EPIRB has an accuracy of about:
1200 meters
2200 meters
4200 meters
200 meters
By a vessel in distress a SART is used. This SART is seen on the screen of a:
3 cm radar
3 and 10 cm radar
Don't know
10 cm radar
A « OSC » is :
A SAR coordinating centre
The master of a ship who coordinates on scene search and rescue operations
A SAR sub centre
A coast station
On board they want to send a telex message to the Apollogracht via Inmarsat. In the guides the following ID’s are found for the Apollogracht:24432000, 424432010, 424432020, 1300210, 36715. What ID should be chosen:
244320000
36715
424432010 or 424432020
Don't know
Can a nitrogen blanket be maintained on a cargo containing an inhibitor which is "oxygen dependent"?
No, if this is done the lifetime of the inhibitor will rapidly expire.
I don't know.
Yes, provided the blanket only reduces the oxygen content in the ullage space to a minimum of 8% oxygen, which will still be enough for the inhibitor to function properly.
xx
Which of the following Meridian figures is correct? Approx. Pos: N30°00' W15°00'. Declination: 15°00'S.
Figure 4 is correct.
Figure 2 is correct.
Figure 1 is correct.
Figure 3 is correct.
What would be the correct definition of the term "Squat"?
Squat is the reduction of underkeel clearance due to increase of water flow under the keel and an increase in the water pressure
Squat is the reduction of underkeel clearance of a ship when it moves through shallow water due to a reduction in water pressure.
Squat is the loss of effectiveness of the rudder and propeller as a ship moves through shallow water due to the reduction of water pressure.
Squat is the reduction of underkeel clearance and the possible change of trim of a ship when it moves through shallow water due to a reduction in water pressure.
Your vessel has been in involved in a collision with an other vessel. As Master responsible for the ship and persons on board, what is the first step to take?
Organise someone to assess the extent of damage and the residual stability of the vessel.
Determine is there is any evidence of pollution.
Determine any injuries or deaths of persons on board
Communicate with the other ship.
Which equipment is utilised to control the liquid level in the cargo tanks?
In the cargo tanks we use deep stick to control the liquid level
In the cargo tanks we use sounding tape to control the liquid level
In the cargo tanks we use either float or radar type gauge to control the liquid level
In the cargo tanks we use float type gauge to control the liquid level
You are the Officer on Watch on an oil tanker during a discharging operation. An alarm on the Inert Gas Plant indicates that no inert gas is being supplied to replace the discharging cargo. What will you do?
Continue discharging with the cargo pumps running at minimum speed.
Slow down and relieve the vacuum by opening the tanks lids.
Immediately stop the discharging.
Activate the inert fans and blow fresh air into the cargo tanks.
How often should normal testing of the cooling water be done?
Once a month.
Every 2.nd week.
Every day.
Once a week.
What is the correct name of the part highlighted in the sketch?
Push rod
Piston rod
Crankshaft
Connecting rod
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.
The IGC code gives details of construction and equipment requirements for liquefied gas carriers. Under which circumstances would a liquefied gas carrier require a double bottom and a longitudinal bulkhead forming full side ballast tanks in way of the cargo containment system?
Only when the cargo is carried at less than minus 10 degree C.
Only if the cargo tanks are designed for fully refrigerated LPG cargoes.
Only when the cargo is carried at temperatures below minus 55 degree C in cargo tanks without a secondary barrier.
Only when the cargo is carried at temperatures below minus 55 degrees C in cargo tanks with a secondary barrier.
On what design temperature do we need full secondarry barrier
When the design temperature is below –55oC
Only if the cargo tanks are loaded
When the design temperature is below –55oC and the tank is not independent type B or C, we must have full secondary barrier
When we are carrying cargo on less than –10oC
Which of the methods given in the options should be used as part of the check of the accuracy of a liquid filled thermometer used in the cold rooms of the ships provisions stores?
Immerse the thermometer in a mixture of distilled water and ice made from distilled water to check the zero reading.
Place the thermometer in a hole drilled into a block of ice to check the zero reading.
Place the thermometer in the meat room and check the reading when the refrigeration compressor cuts out.
Place the thermometer in the meat room and check the reading matches the thermostat setting when the liquid line valve closes.
You are proceeding along a narrow channel in front of another vessel, both heading for port. You hear this signal from the vessel behind you. What does it mean?
I am faster than you. Get out of the way.
I intend to overtake you on your starboard side.
I intend to overtake you on your port side.
I am operating astern propulsion.
Which of the following is part of the spill response equipment inventory?
Hand cleaner
Sorbents
The pressure washer
Chipping goggles
Severe piston ring and liner wear are experienced in two cylinders of a medium speed diesel engine shortly after a complete overhaul of all of the cylinders of the engine. The engine is fitted throughout with chrome plated cylinder liners. Which of the given options is the most likely cause of the excessive wear in the two cylinders?
The oil control rings have been fitted upside down in the two cylinders.
Chrome plated piston rings have been mistakenly fitted to the two cylinders.
Cast iron piston rings have been mistakenly fitted to the two cylinders.
The running in period for the engine was too short.
What is the most likely cause of the clean oil outlet pressure being higher than normal when operating a centrifuge as a fuel oil separator?
Drive clutch slipping.
Valve in the outlet line incorrectly positioned.
Broken water seal.
High fuel oil temperature.
A vessel is carrying a refrigerated cargo under controlled atmosphere (CA). From the options given select the most appropriate degree of opening of the air change vents while operating under CA.
50%
100%
0%
25%
Use of …… and …… is strictly prohibited onthe ro-ro deck, signs shall be displayed
Personal Protective Equipment and Mobile telephones
Naked lights and Smoking
Goggles and Smoking
Torches and Smoking
What are the ideal conditions required to satisfactorily conduct an Inclining Experiment?
All derricks lowered and no moving items on deck and in store rooms
Moorings slack, head wind, minimum people on board
All of the suggested answers
Minimum ballast and bunkers on board and all tanks pressed up.
What would you do before giving a boiler a “bottom blow”
Increase the oil temperature
Drop the water level a couple of inches below normal
Increase the oil pressure
Raise the water level a couple of inches above normal
What is important to wear for all officers and crew when working on the ro-ro deck during loading and discharging?
If the car decks are empty, it will be easier for the crew to locate all passengers in case of an emergency
In case of an emergency situation it can be difficult for passengers to escape. Vehicles, lorries, trailers and other cargo are maybe lashed and it is a substantial chance for passengers to get injured. Vehicles and other cargo might also shift when the ship is rolling.
To prevent burglary and damage to cars
Vehicles and other cargo can shift when the ship is rolling. Persons may be trapped between vehicles or cargo.
You can reduce the need for security guards in certain areas by installing:
Anti-intruder devices
Vapour detectors
Water cannons
Metal detectors
For what are bridge indicators required on board a ro-ro vessel?
All shell doors which, if left open, could lead to major flooding
All hinged doors in watertight bulkheads
All sliding doors in watertight bulkheads
All
After carrying petcoke why would the discharge of cargo hold washing have to be restricted?
Because the cargo residue may not pass through the ship’s bilge system
Because the cargo hold washing would constitute an Oily Mixture
Because the cargo hold washing would constitute a Marine Pollutant
Because the cargo residue may damage the ship’s bilge system
Emergency instructions in appropriate languages shall be posted in passenger cabins. What information shall as a minimum be included in the emergency instructions?
Name of cabin attendant
Escape routes and alarm signals
The method of donning life-jackets, escape routes and alarm signals
Where to find thermal protective aids
Which of the following detectors would you choose for measuring the torque of a steel shaft?
Pyrometer
Strain gauge
Ultrasonic gauge
Synchro
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.
What is the normally accepted maximum allowable filling limit for the cargo tanks on an LNG carrier?
100%.
90%.
95%.
98%.
What do you understand by: Let go the tug?
Let go the tug means: to tell the tug master to go away
Let go the tug means: to cast off the lines that secure the tug to the ship
Let go the tug means: to cut the lines secuing the tug to the ship
Let go the tug means: to take no notice of the tug
What is the correct name of the part highlighted in the sketch?
The correct name of the part highlighted in the sketch is: Push rod
The correct name of the part highlighted in the sketch is: Camshaft
The correct name of the part highlighted in the sketch is: Crankshaft
The correct name of the part highlighted in the sketch is: Crankcase relief valve
What does the 1 Engineer want to have done?
He wants the feed water tank inspected
He wants the Fitter to Check the CO 2 equipment
He wants the feed water tank cleaned
He wants the heating coils inspected
Which of the following food types are good sources of polyunsaturated and monosaturated fatty acids?
Meat products, such as pies, re-formed joints and burgers
Fish, nuts and vegetables
Sugar, chocolate and pectin
Full fat dairy products
What would be the correct form of response to the question: What kind of assistance do you require?
The correct form of response would be: There is a fire onboard my vessel
The correct form of response would be: I need help as soon as possible
The correct form of response would be: I need help on board with a fire and the smoke is very toxic
The correct form of response would be: My vessel has a fire in the accommodation and we require fire-fighting assistance
What is the output shown on the "Rate of Turn" display fitted on the bridge?
The Rate of Turn indicator shows the rudder angle applied by the helmsman to turn the ship.
The Rate of Turn display shows the turning speed the vessel is swinging in degrees per second
The Rate of Turn indicator shows the changing angle of the vessel from the meridian
The Rate of Turn indicator displays the rate the ship is swinging in degrees per minute
According to the ISGOTT definition, what is "volatility"?
The tendency of a crude oil or petroleum product to produce gas.
The ability of a crude oil or petroleum product to resist ignition.
The measure of a crudre oil or petroleum product's vapour pressure.
The tendency of a crude oil or petroleum product to ignite.
What is the minimum number of ”Firemen’s outfit” on gas tanker, above 5,000 m3, carrying flammable products?
2 sets of Firemen’s outfits
4 sets of Firemen’s outfits
3 sets of Firemen’s outfits
5 sets of Firemen’s outfits
In which order should changing a section of the hatch cover seal be carried out?
Straight sections followed by moulded sections
Straight sections + 5% followed by moulded sections
Moulded sections followed by straight sections cut to the length required + 5%
Moulded sections followed by straight sections cut to the required length
What is the full title of the IMO code which applies to all gas carriers built after 1986?
The International Code for Ships Carrying Liquefied Gases in Bulk (the IGC code)
The Code for the Construction and Equipment of Ships Carrying Liquefied Gases in Bulk (the GC Code)
The Code for Existing Ships Carrying Liquefied Gases in Bulk (the Existing Ship Code)
The International Code for the Construction and Equipment of Ships Carrying Liquefied Gases in Bulk (the IGC Code)
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
A high pressure boiler is operating with all parameters normal except that the firing rate is high and the superheater temperature is high. Which of the options given is the likely cause of this condition?
The generating and screen tubes are fouled.
The de-superheater control is not operating correctly.
Insufficient combustion air is being supplied.
The superheater tubes are fouled.
What is the main purpose for taking diesel engine crankshaft deflections?
To check for weardown of the bottom end bearings.
To check for weardown of the main bearings.
To allow calculation of the load on each of the bearings.
To check that the shafting is in a straight line.
Which of the following is a false statement in relation to; the best advice to a first aider is to:
Call the doctor immediately
Control the bleeding
Restore breathing and heart beat of the patient
If necessary remove the casualty from the danger
What is the difference between an independent tank type A and independent tank type C
Independent tank type C is spherical tank
Independent tank type A is prismatic tank
There is no different on the two types
Independent tank type A need secondary barrier
When a vessel arrives at a port to pick up a pilot and enter harbour, there should be someone required to stand by the anchor forward. How should the anchor be prepared and ready?
The brake may be insufficient to hold the anchor, so leave everything in place except the cement/covering of the chain locker
The brake securely applied, all cement/covering into the chain locker and securing arrangements from windlass removed. The guillotine can remain for removal when ready
The use of the anchor will not normally be required when going straight into port, so the anchor does not need to be prepared, but left ready for going back out to sea.
Leave the brake on securely.
Why is it important to have an efficient fire patrol system on board passenger ships?
To ensure that an outbreak of fire may be prompltly detected
To control that passengers adhere to smoking regulations on board
To verify that the automatic fire-detection system is working properly
To show passengers in public areas we are on duty 24 hrs
What is the denomination for API?
Long tons at 60 degrees Fahrenheit.
Metric tonnes at 60 degrees Fahrenheit.
An abbreviation of American Petroleum Institute.
Cubic metre pr. volume unit.
How is responsibility for the stowage and securing of containers determined on multi-purpose vessels?
By wording in the charter party
By advice from the Supercargo
Responsibility always lies with the charterer
Responsibility always lies with the attending surveyor
What is DRI?
Designated Room for Inspectors
Density of Regular-sized Ingots
Direct Reduced Iron
Directly Related Incident
A cable carries a current of 1500A at 660 Volts and has a voltage drop along it's length of 30volts. Assuming the cable insulation is good enough to work at High Voltage, what would be the voltage drop when supplying the same amount of power at 6600 Volts.
0.3 Volts
300 Volts
3 Volts
30 Volts
What is normally seen as the greatest risk when operating a high pressure, water tube, steam boiler with an excessively high level of Total Dissolved Solids?
Pitting corrosion at the water level in the boiler water drum.
General corrosion of boiler tubes and fittings
Hard scale deposits on boiler tubes and fittings
Foaming and carryover of water into the steam range.
In many cases the ship's Chief Engineer can carry out survey of machinery on behalf of a Classification Society under arrangements covering Continuous Surveys. As part of this arrangement a Surveyor from the Classification Society must carry out a periodic audit of the documentation for the approved planned maintenance system and undertake a confirmatory survey of the items surveyed. What is the normal frequency for this audit?
Bi-annual.
Annual.
Every 4 years.
Every 5 years
With reference to diesel engine ancillary system operation, which one of the given statements is true?
The normal jacket water temperature before the jacket water cooler is approximately 80 to 90 C.
The normal temperature of the lubricating oil before the lub oil cooler is approximately 80 to 90 C.
The normal scavenge air temperature after the charge air cooler is approximately 80 to 90 C.
The normal temperature of heavy fuel oil after the fuel oil heater is approximately 80 to 90 C.
Which of these measures would you implement to prevent drugs from being smuggled onboard your ship while it’s berthed?
"Search some of the packages, spares and stores received."
Maintain restricted areas.
Check a portion of the bags and packages brought onboard.
Eliminate fore and aft deck watch at night.
What is the meaning of the term “Span” of a transducer
The length between the connecting flanges
Type of standard output signal according to ISO
The maximum output signal when you have a minimum process value
The difference between maximum and minimum measurement that gives a standard output signal
When a blackout occurs: what should be your first reaction?
Investigate the cause of the blackout
Inform the Chief Engineer
Inform the bridge about the reason for blackout, and expected time to restart.
Cancel audible alarms
How often is the performance check of a Voyage Data Recorder by a competent person required under SOLAS?
At the Intermediate Safety Equipment Survey.
When the battery is replaced.
Annually.
When the data media is downloaded.
If the strength of the wind is related to the pressure gradient and the space between the isobars, which of the following statements is correct?
The closer the isobars are together the stronger will be the predicted wind.
The pressure gradient is a measurement of the distance between the high and the low pressures and is not associated with isobars.
Strong winds are found in areas where the isobars are not close together
The wind force is related to the difference in pressures and blows directly between the centres of high and the low pressure
A new joint is needed for a steam condensate drain line. What is the most suitable jointing material to use?
Cork jointing
Cotton reinforced rubber insertion.
Plain fibre jointing
Wire reinforced fibre jointing.
Indicate the correct name for the part marked on the sketch:
Air cooler
Cylinder head
Crankshaft
Turbocharger
During a routine check of one of the auxiliary engines in an UMS operated engine room, a minor leakage on a high pressure fuel pipe was observed. What would be an appropriate action and/or precaution to be taken? (Assume normal operation; 2 sets operating and 1 set standby)
Any of the mentioned alternatives will meet the requirement.
Have a motorman on watch for the rest of the night, especially instructed to watch the engine
Change the operation to the third generator set, leaving the original set as stand-by awaiting possibility to repair the failure.
Change operation to the third generator set, preparing the original set for repair of the failure and switching to manual mode until repair is carried out.
According to "Summary of minimum requirements" in the IGC Code, what is the requirement for vapour detection for methane (LNG) cargoes?
Toxic vapour detection.
Flammable and toxic detection.
Flammable vapour detection.
Oxygen analyser.
What is the Maximum Securing Load of ‘D’ rings?
40% of the breaking strength
25% of the breaking strength
50% of the breaking strength
35% of the breaking strength
A pallet of chilled cargo is made up by placing cartons on top of each other in tiers. Banding straps are then placed tightly around the cartons in way of robust, vertical cardboard corner pieces. Which of the given options is the main purpose of having these corner pieces?
The colour of the corner pieces indicates the carriage temperature of the cargo on the pallet.
The corner pieces reduce chafing against adjacent pallets.
The corner pieces add rigidity and strength to the stow of cartons on the pallet.
The length of the corner pieces acts as a guide for the height of the pallet.
Liquefied gas cargoes will expand as the temperature increases and therefore tanks are not allowed to be filled to 100%. What is the maximum allowable filling limit for the cargo tanks on liquefied gas carriers?
Maximum allowable filling limit on cargo tanks is 98% on gas carriers.
Maximum allowable filling limit on cargo tanks is 95% on gas carriers.
Maximum allowable filling limit on cargo tanks is 90% on gas carriers.
Maximum allowable filling limit on cargo tanks is 92% on gas carriers.
What is the Centre of Floatation of a General cargo Vessel?
The centroid of the ship's waterplane area
The amidships section at any given waterplane
The centroid of the ship's underwater volume
The centroid of the ship's half waterplane area
What is usually the effect on G when the ship is damaged?
It rises.
It first rises and then lowers.
It is unchanged.
It lowers.
Why should only one set of ballast tanks be filled at any one time on a Bulk Carrier?
To ensure that bending moments do not become excessive
To prevent excessive lists developing
To ensure that free surfaces in ballast tanks do not become excessive during the ballasting operation
To keep the vessel trimmed by the stern
Vibration analysis is often used as a conditioning monitoring tool onboard ship as part of the approved planned maintenance system. Many vibration measuring instruments are fitted with a harmonic filter/analyser. How would these filters normally be used during vibration measurement on a centrifugal pump?
To block out any noise or vibration from the surrounding engine room.
To isolate a single frequency of vibration associated with one of the pumps components.
To sum up all the harmonics of a base frequency to give total vibration for all of the pump's components simultaneously.
To generate an audible sound signal at the same frequency and amplitude as the vibration.
Are all independent tanks self-supported?
Non cargo tanks are self-supported
Only independent tank type C is self-supported
Only spherical tank and cylindrical tanks are self-supported
All independent tanks are self-supported
What is a Jensen Sling used for?
Loading and discharging bales
Loading and discharging steel pipes
Loading and discharging paper reels
Loading and discharging packaged timber
On a Container vessel, when can twistlocks be used to lift containers?
When they are semi-automatic
When they are fully automatic
Only if they have been approved and certified for this purpose
When they are of the mid-lock design
When preparing to ballast the double-bottom tanks of a General Cargo Vessel, which of the following must be done?
All tanks ballasted at the same time
All cargo operations completed
The Chief Officer's ballast plan followed exactly
Ensure that the vessel is kept on an even keel throughout the operation
Which of the following is not relevant when handing over a cargo watch?
Prevailing weather conditions
Failure or stoppage of cargo handling equipment
Status of ballasting or de-ballasting operations where applicable
Status of cargo loading or discharge operations
What is the main reason for adding inhibitors to some liquefied gas cargoes such as ethylene oxide and vinyl chloride?
To reduce the boil-off rate of the cargo.
To prevent polymerisation of the cargo.
To control the temperature of the cargo.
To reduce the toxicity of the cargo.
What is the name of UN maritime division?
The UN maritime division is UNM (United Nations Maritime)
UN does not have any maritime division.
The UN maritime division is IMO (International Maritime Organisations)
The UN maritime division ISO (International Shipping Organisation)
What is the normal slow down/shutdown temperature for the jacket cooling water outlet from a diesel engine cylinder?
105 - 108° C
75 - 78° C
85 - 88° C
95 - 98° C
Why should containers containing scrap metal be stowed under deck or in high on-deck stowage positions?
Because of separation requirements under the IMDG Code
To avoid contact with seawater
Because of shippers’ requirements
Because of segregation requirements under the IMDG Code
How do you express the accuracy of an instrument
In % of full scale and to least significant digit
In % of gauge readings and to least significant digit
In % of deviation and to least significant digit
In % of range and to least significant digit
How often should boiler water tests be carried out on a steam boiler?
Every hour.
Every day.
Every fortnight.
Every week.
What is the minimum number of relief valves to be fitted to any cargo tank of greater than 20 cubic meters capacity?
Minimum one pressure relief valve.
The number of relief valves is dependent of type of gas carrier.
At least two pressure relief valves.
Minimum two pressure relief valves in addition to the MARVS.
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
Several cargoes require determination of pH values (acidity) which is often a measure of quality or degradation of cargo such as animal or vegetable oil during transport. A neutral solution has a pH value of:
0
7
10
14
What do you call the plan on board dealing with the distribution of the crew and their duties at fire fighting?
Emergency instruction
Alarm instruction
Fire distribution plan.
Safety plan
Данный онлайн-тест состоит из 90 случайных вопросов из тестов CES 5.1 по выбранной вами тематике.