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Maison Tests en ligne CES Passenger MASTER / Ch-Officer Test online CES 5.1 for MASTER / Ch-Officer, Passenger vessel
Tests en ligne : Test online CES 5.1 for MASTER / Ch-Officer, Passenger vessel
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Le test consiste en des questions aléatoires sur un sujet sélectionné.
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*What are the main components of the atmospherical air?
O2: 75% N2: 10% H2O: 5% CO2: 5%, Rare gases: traces
O2: 21% N2: 72% H2O: 5% CO2: 2% Rare gases: traces
O2: 21% N2: 78% H2O: traces CO2: traces, Rare gases: traces
O2: 50% N2: 50% H2O: traces CO2: traces Rare gases: traces
Apart from red, what other colour is frequently used for a dry powder extinguisher?
Green
Black
Blue
Yellow
*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
A drip tray containing oil is on fire. The only fire fighting equipment available is water hose with spray jet/spray nozzle. How, if at all, should you attempt to put out this fire using water?
The water can be applied in a fine spray starting from the front in a sweeping motion.
Water should be applied to the oil in a single jet only.
Water should not be used on any type of oil fire.
Water should be applied in a jet to the back of the fire.
What are the main priorities of the leader of the fire fighting teams?
Rescuing of life, fighting the fire, limitation of the fire and secure the retreat
Fighting the fire, communicate with the fire brigade and arrange the lifeboats to evacuate the ship
Start the fire pump, inform other ships, call the local fire brigade, arrange transport to shore
Start the emergency fire pump, fighting the fire, call the local fire brigade, arrange transport to shore
The main risk for people when using CO2 as an extinguishing agent in a closed space is:
Air suppression
Toxicity
Reduction of visibility
Low temperature at the nozzle
In a smoke filled alleyway, where will the cleanest air be found, and how should you proceed out?
Near to the upper part, stand as tall as possible and walk out
Near to the lower part, therefore sit down and wait for the rescue party
It will be the same in all the parts, therefore you should just leave as quickly as possible
Near to the deck, crawl out keeping your face as near to the deck as possible
The display of a DSC-controller on board shows the following options: (see original)If a DSC-message is intended for vessels in a certain geographical area, one chooses:
Don't know
G.Area
All Ships
Group
Dish aerials are used with:
Inmarsat –C and –M
Inmarsat –B and –M
Don't know
Inmarsat - A and –C
Which of the following is a INMARSAT B Mobile Earth Station Identification Number (IMN)?
422753810
322753810
122700
227530000
When sending an OBS (weather report) with Inmarsat one should use Service Code ‘41’. With this address the weather report will always be transmitted to:
KNMI in Holland
Don't know
The meteorological station connected with the CES used
MET office Washington, this office will take care of further dispatch of the weather reports
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
When using a buoy as an aid to navigation, which of the following should always be considered?
That if the light is showing its correct characteristic it is in its right position
The buoy may not be in its charted position
If no radio navigation warnings have been issued concerning the buoy it can be assumed to be in its correct position
The buoy is nearly always well anchored and can be considered to be in its charted position providing there has not been any recent storms in the area
Give the meaning of the following symbol
Primary means of escape
C class division
B class division
A class division
If a nylon mooring rope gets wet by immersion in water it undergoes:
No change in strength or length.
A decrease in strength of 20 %.
No change in strength but some elongation.
An increase in strength of 20 %.
When ship to ship operations are being carried out at anchor, anchor watch duties are as follows irrespective of which ships anchor is down:
Anchor watch responsibility rests with the offtake vessel.
Anchor watch responsibility rests with the discharging vessel (which, we shall assume, has its anchor down).
Anchor watch responsibility rests with both vessels, each with its own watch.
Anchor watch not kept as duty officer will be on deck.
Your vessel is transiting the Panama Canal. Which manning level is applicable?
Sufficiently manned with officers and crew to permit safe handling of vessel
A reduced crew is acceptable since the Panama Canal authorities are supplying transit crew
Manning level as per statutory requirements + 10% more to handle mooring equipment
Manning level as per (statutory requirements) masters discretion
Under GMDSS rules the trading area A3 can be considered to be:
Polar region.
Within VHF range.
Within MF range.
Within coverage of the INMARSAT system.
To get proper conversation discipline in maritime radio traffic:
only necessary radio conversations are made in a concise and businesslike way
every available VHF-channel should always be used
Don't know
only after permission by captain, to send and/or receive on a VHF-channel pointed out the master
What document is required before a mariphone is placed on board?
A license, given by or on behalf of the Minister of Traffic department
An inspection report of the mariphone
Don't know
An evidence that the annual contribution is paid
Which wave length applies to a frequency of 20 MHz?
150 mtr
15 mtr
1500 mtr.
Don't know
Which of the following frequency bands would most likely provide reliable communications between two stations that are 100 miles apart?
The Medium Frequency (MF) band.
The Very High Frequency (VHF) band.
The Low Frequency (LF) band.
The High Frequency (HF) band.
If the Radar scanners of one vessel are in the same horizontal plane as the cargo deck of the other during transfer operations, which type of radar emissions would pose a greater danger of the induced ignition of flammable vapours?
a 10 cm radar.
Neither a 10 or a 3 cm radar.
Both a 10 and a 3 cm radar.
a 3 cm radar.
Welding and burning are among the factors which give the highest risk of fire on board ships. Precaution has to be taken to avoid this risk. Which of the following safety rules may be regarded as the most important?
The welder shall have been instructed in the use of the ship's welding plant.
Only use electrodes from a well-known manufacturer.
Only holders of welding certificates shall be allowed to carry out welding on board ships.
Electric welding plants shall be controlled by a responsible engineer before use.
What is the correct initial firing procedure to be adopted when bringing a main steam boiler up to pressure from cold condition?
Start the firing on maximum rate and raise the pressure in as short a period as possible, to save energy.
Start the firing on minimum rate and alternate with maximum rate continuously firing until the boiler is up to pressure.
Start the firing on minimum rate and continuously fire until boiler is up to pressure.
Start with intermittent firing, using small firing periods and long intervals gradually building up to longer firing periods and shorter intervals until steam pressure starts to rise.
What is the correct name of the part highlighted in the sketch?
Push rod
Piston rod
Crankshaft
Connecting rod
To conform with "best practise", can you drive a crane and stand-by for a colleague who has entered a cargo tank at the same time?
Yes.
Normally no, but if we are in a hurry to get lots of jobs done before entering port and the Chief Mate know about it, then it is alright to do so.
No.
Yes, if I have radio contact with the man inside the tank.
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.
What does this signal hoist mean?
I require immediate assistance.
Do you require assistance?
Stand by to assist me.
I require medical assistance.
The bottom end bolts for a high speed diesel engine are checked to see if they are fit for service by measuring the free length against a standard length. During overhaul the check reveals that one out of a pair of bolts has exceeded the recommended elongation limit. From the options given select the most appropriate action to be taken.
Replace all of the bottom end bolts in the engine with new spares.
Replace the pair of bolts with new spares.
Refit the bolts as long as one of them is within the limit it should be ok.
Replace the single bolt that has exceeded the limit with a new spare.
UFL and LFL are commonly used expressions. What do they signify?
Expressions have no meaning.
Unstable Flash Level / Lower Flash Level?
Upper Fixed Level / Lower Fixed Level?
Upper Flammable Level / Lower Flammable Level of explosive atmosphere?
Under U.S. Occupational Safety and Health Administration (OSHA) regulations when is a Vertical Tandem Lift possible?
When two intermodal containers one on top of the other are connected by semi-automatic twistlocks
When three intermodal containers in a stack are connected by fully-automatic twistlocks
When two intermodal containers one on top of the other are connected by fully-automatic twistlocks
When three intermodal containers in a stack are connected by semi-automatic twistlocks
A General Cargo vessel is to load 200 tonnes of cargo on deck at No 1 Hatch; what are the main stability changes that will occur ?
The draught forward will increase, the trim will change and the metacentric height (GM) will probably decrease
The draught forward will increase, the trim will change and the metacentric height (GM) will probably increase
The draught forward will decrease, the trim will change and the metacentric height (GM) will probably decrease
The draught forward will increase, the trim will change by the stern and the metacentric height (GM) will probably remain constant
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 the meaning of instrument calibration
Comparing input and output values against a documented standard
Comparing two instruments of the same type
Turning gauge too an easy reading position
Adjusting size to fit process connection
What English name is given to all the plates, cups, saucers, serving dishes, etc?
Cuttlery.
Servery.
Crockery.
Stockery.
When first using cleaning agent in the machinery space, the crew should:
Confirm that it won't form an emulsion
Use it sparingly
Use it liberally
Confirm that it will form an emulsion
How should packaged units be secured below decks?
By means of adequate timber shoring and wedging for individual units
By means of adequate wire lashings for units grouped together
By making a chock-a-block stow so that units will not shift
By means of adequate timber shoring and wedging for units grouped together
Who is responsible to ensure that all personnel on board are provided with suitable Personal Protective Equipment where it is needed?
The Head Department
The Master
The Company/ employer
The safety officer
What is the endless piece of rope used extensively for the slinging of cases or bales, called?
Bale sling strop
Rope snotter
Endless sling
Cargo net
Which herb, native to the Mediterranean region, has green spiky leaves and is often used in the preparation of lamb dishes?
Thyme
Parsley
Rosemary
Sage
Is smoking permitted in the galley? (Select the most correct answer)
No.
Yes, but only once food service is completed.
If the vessel is in port, it is prohibited; if the vessel is at sea, then it is permitted.
Yes, because it is not considered a public area.
What can be the punishment for a shipmaster who refuses to provide any person carried on the ship with anything which he is entitled to receive in such capacity, or who permits such refusal?
Shall be liable to fines or imprisonment for a term not exceeding 6 months, but not exceeding 1 year if there are especially aggravating circumstances.
Shall be liable to fines or imprisonment for a term not exceeding 6 months, but not exceeding 2 years if there are especially aggravating circumstances.
Shall be liable to fines or imprisonment for a term not exceeding 12 months.
Shall be liable to fines or imprisonment for a term not exceeding 6 months, but not exceeding 9 months if there are especially aggravating circumstances.
What has the cadet been ordered to do?
The Cadet has been ordered to to dismantle the evaporator
The Cadet has been ordered to test the steering gear
The Cadet has been ordered to help the Bo's'un sandblast the poop deck
The Cadet has been ordered to paint the evaporator using a paint brush
What is the most important factor to consider during the loading of a heavy lift weight from the quayside onto the deck of a general cargo ship, using the ships derrick?
Retaining a positive stability during the lifting and swinging process
The heavy weight is placed in a position on the ship to enable a simple effective discharge at the destination
There is sufficient clear space to swing the weight across from the quay to the final position on the deck.
The derrick has been recently tested to check whether it has sufficient capacity to lift the weight
From the options, select the best description of the function of a buttress fitting on a container vessel.
To avoid excess load placed on the tank top.
To ensure an even distribution of weight throughout the stack.
To transfer forces from the container stow to the ships structure.
To maintain a uniform level stow across the tier of containers.
This circuit is widely used for rectification of AC into DC. Which of the diagrams is correct for the out- put voltage when the input voltage is sine-shaped as shown?
Figure 3
Figure 1
Figure 2
Figure 4
What is the function of the "scrubber" in the inert gas system on an oil tanker?
To prevent backflow of dangerous vapours to the machinery space.
To blend the flue gas and air and achieve the desired concentration levels for tank inerting.
To wash and warm the flue gas.
To quench, cool and clean the flue gas.
Which of these are indicators that an individual may be a drug smuggler?
The individual wears bulky or out of season clothing.
The individual is disinterested in the ship’s cargo.
The individual spends his or her free time hanging out with others.
The individual makes small local purchases.
Apart from the shipboard emergency plan where will you find more detailed procedures for fighting container fires?
In SOLAS '74
In the ship’s fire plan
In the EmS Guide of the IMDG Code
In the SOPEP manual
On a Container vessel, what problem is associated with the use of twistlocks?
Freedom to slide when the vessel is rolling an pitching
Susceptibility to wear and tear
Fracturing during rolling and pitching in high seas
Left hand and right hand types exist, causing uncertainty whether a fitting is locked or open
A hydraulically operated exhaust valve on a large slow speed diesel engine has been overhauled as part of the scheduled maintenance for the engine. During a test run of the engine the valve is found to be slamming shut. Which of the adjustments given in the options should be carried out to correct this condition?
The lift pressure for the relief valve in the hydraulic system should be reduced.
The lift pressure for the relief valve in the hydraulic system should be increased.
The throttle valve on the hydraulic system should be opened more.
The throttle valve on the hydraulic system should be closed in.
When loading a General Cargo ship, what do logs, fishmeal, scrap metal and bales of cotton have in common?
They are all capable of causing oxygen depletion in the cargo holds
They are all liable to spontaneous combustion
Fires caused by these cargoes cannot be extinguished using carbon dioxide gas
They contribute to ship's sweat
The threads on the drain plug for the bronze end cover of a sea water cooled heat exchanger have been badly damaged during maintenance. There is no spare brass plug available. What is the best solution for repairing the heat exchanger?
Use a steel plug with the same thread as the original to replace it.
Wrap the threads in thread tape and coat it with jointing compound before refitting it.
Hammer in a wooden tapered plug as a temporary repair.
Make a new brass plug on the lathe to fit the drain hole.
What is the definition of "dew point" of a vapour mixture?
The dew point is the temperature at which the vapour begins to condense as the temperature increases.
The dew point is the temperature at which the vapour begins to condense as the temperature decreases.
The dew point is the temperature at which the liquid begins to condense as the temperature decreases.
The dew point is the temperature at which the vapour begins to evaporate as the temperature decreases.
Who is responsible for ensuring that your ship’s security plan meets the requirements of the ISPS Code?
Recognized Security Organization
Flag State Administration
Company Security Officer
Ship Security Officer
The maximum current that a 15 Volt, 3 Watt Zenerdiode can handle without damage is
0.5 A
0.45 A
20 A
0.2 A
What precaution should be taken when painting on car decks during cargo operations?
There must be an established means of communication between crew members and the duty officer
Spray paint guns must not be used
Cargo hold fan inlets must be closed near the paint area
Permission must be obtained from the harbour authority
What is a "ladle"?
Part of a Steward's uniform.
A big spoon.
A type of bread roll.
A Mediterranean vegetable.
The exhaust gas temperatures of all cylinders of a diesel engine are seen to be high. Select, from the options given, the most likely cause of this.
Poor fuel oil quality.
High wear rate in one of the fuel injection pumps.
One of the fuel cams is worn.
Insufficient cooling of the main bearings.
Medium and high speed diesel engines used for marine propulsion normally require a reduction gearbox to be fitted in order to achieve suitable output speeds for the propeller. What device is normally required in the drive arrangement in order to avoid damage to the gearing due the torque variations of the diesel engine output?
A flywheel.
A moment compensator.
A flexible coupling.
A mechanical friction clutch.
Which one of the following international regulations is normally used when handling dangerous goods?
IMDG code
HB code
KLMNG code
SOLAS code
You are going to inspect a fresh water tank together with one of the Engineers. Is it safe enough to open the manhole and enter the tank (it is only fresh water) or do you have to take extra precautions before entering?
Make sure that the tank/ enclosed space is gas free, ventilated and the oxygen content is measured. O2 content shall be 21% before entering the tank/ enclosed space
Bring a flashlight and put on safety shoes
Use a breathing apparatus if the oxygen level is below 21%
Remember to have a colleague standing by to assist you if any problems
On a container vessel, what additional force must be considered when planning the lashings for containers stowed at the outboard part of the deck stow.
Lack of support from adjacent columns of containers.
The effect of green seas breaking over the containers.
The effect of wind on the containers.
The greatest transverse accelerations are experienced at the outboard sides.
When shall the engineer officer in charge of a watch be readily capable for operating the propulsion equipment?
When a hurricane may be expected.
When there are needs for changes in the ship's course.
When men are working aloft.
When the machinery spaces are in the manned condition.
Is it required to have supplementary emergency electric lighting on board passenger ships?
No, passengers should bring their own flashlights
No, reflective marking indicates the escape routes
Yes, all passenger public spaces and alleyways shall be provided with supplementary electric lighting
What would you do if you were told that cargo on a flatrack has a tendency to deform or to compact during the voyage?
Slacken the cargo securing gear
Reject the cargo
Ensure that the cargo is secured as per shipper’s instructions
Accept the cargo as it is and clause the mate’s receipt accordingly
A vapour compression refrigeration system is usually fitted with a number of devices to give protection and control of the system. Which of the methods given in the options should be used to test the high pressure cut out during routine maintenance and checking of the system?
Manually close each of the evaporator coils by switching off the electrical supply to the liquid line solenoid shut off valves and monitor the condenser pressure.
Close the condenser outlet valve and closely monitor the condenser pressure.
Gradually shut in the condenser cooling water valve or the condenser refrigerant inlet valve while closely monitoring the compressor discharge pressure.
Charge the system with refrigerant until the high pressure cut out operates.
Why do bulk carriers need to carry oxygen analysis and gas detection equipment?
Because this equipment is required under SOLAS 74/88
Because it is required under MARPOL 73/78
Because of IMO regulations regarding Enclosed Space Entry
Because it is required under the International Labour Convention
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
Why should cargo holds be swept completely prior to washing on a bulk carrier?
Because it is a requirement under MARPOL 73/78
So that cargo residues will not be pumped overboard
Because it is part of a company's safety management system
So that cargo residues will not clog the bilge lines and associated suctions and valves
At what time should lashings be released?
As soon as the weather conditions are favourable, lashings can be released.
Lashings should not be released for unloading before the ship is secured at the berth, without the Master's express permission.
The crew can release lashings prior to arrival to avoid any delays.
Lashings should be released when the ship enters enclosed waters.
A new cylindrical brass bearing sleeve for a pump shaft is found to be a few millimetres too long for the housing and needs to be adjusted to the correct length. Which will be the best method to use to reduce the length of the sleeve to the correct dimension?
Remove the excess length using the ship's lathe.
Grind off the excess on a pedestal grinder for quickness.
Cut off the excess with a mechanical hacksaw.
Manually hacksaw off the excess and dress the end with a file.
Certain vessels are required to maintain oil record books according to the IMO. Is it compulsory that an oil record book is maintained onboard liquefied gas carriers?
Yes, all ships to which MARPOL 73/78 applies must have oil record book parts 1 and 2 onboard.
Yes, all ships to which MARPOL 73/78 applies must have an oil record book part 1 onboard
No, since MARPOL 73/78 only applies to oil tankers then it is not necessary for a liquefied gas carrier to have any oil record book onboard.
Yes, all ships to which MARPOL 73/78 applies must have an oil record book part 2 onboard.
In respect of a chemical tanker, carrying category "X", "Y" and "Z" Noxious Liquid Substances, what is understood by the term "Clean Ballast" as defined in the IBC Code?
Ballast water carried in a tank which, since it was last used to carry a cargo containing a substance in category "X","Y" or "Z", has been thoroughly cleaned and the residues resulting there from have been discharged and the tank emptied in accordance with the appropriate requirements of Annex II.
Ballast water carried in a tank which has been previously washed in accordance with the requirements of the Procedures and Arrangements Manual.
Ballast water that is free of all cargo residues and slops.
Ballast water introduced into a tank permanently allocated to the carriage of ballast or cargoes other than oil or Noxious Liquid Substances as variously defined in the Annexes of the MARPOL Convention and which is completely separate from the cargo and oil fuel systems.
How do we recognize a leaking fuel injection valve during testing?
Fuel oil leaks out of the joint between the nozzle and the injector body.
The injector does not open at the normal opening set pressure.
The pressure falls off on the pressure gauge when trying to hold the pressure in the injector below normal opening set pressure.
The injector opens before normal opening set pressure.
What is the maximum length of a fire zone on any deck?
50 meters
100 meters
40 meters
30 meters
What is the possible concern if fuel tanks on a Bulk Carrier, which are close to cargo spaces containing grain, are excessively heated?
The grain cargo may produce methane gas
No damage should occur
The grain cargo may be heated and damaged
The cargo may liquefy
The ship is en route. When may passengers visit the bridge?
Whenever they want
Passengers are not allowed to visit the bridge while the ship is en route
When the weather is nice and the sea is calm
During daytime if the traffic is smooth
How should a crew member on duty prevent scratching vehicles?
By removing his safety helmet when approaching a vehicle
By maintaining a safe distance from all vehicles
By wearing gloves at all times
By not wearing or carrying any external metal accessories
What do we mean to gas free a cargo tank?
To gas free a cargo tank means that we remove flammable-, neutral- or toxic atmosphere from the cargo tank
That means that we are discharging the cargo tank
To gas free a cargo tank means that we remove gas from the cargo tank
To gas free a cargo tank means that we are pumping liquid into the tank
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
Large slow speed diesel engines are usually of the crosshead type and have various arrangements to deliver lubricating oil directly to the crosshead bearings and guides to ensure adequate lubrication. Why are the crosshead bearings considered differently to the other bearing in this type of engine in respect of lubrication requirements?
The lubricating oil has further to travel to the crosshead bearing and so a separate arrangement is necessary
The crosshead bearing is more heavily loaded than other bearings in the engine so requires more oil to keep it cool.
The crosshead bearing is closer to the engine cylinder and therefore runs hotter.
The running surfaces oscillate relative to each other during operation rather than rotate and therefore full film hydrodynamic lubrication is not possible.
Why is the tightening of the timing chain important?
To reduce vibration in the chain.
To avoid high wear down of chain and chain wheel tooth and a potential breakdown.
To get the right timing on the engine.
To reduce the noise level
Which of the following insulation materials that are used onboard gas carriers has the highest diffusion resistance?
Mineral wool.
Polyurethane foam.
Perlite.
Air.
With regard to dry chemical powder fire-extinguishing systems in the cargo area, what is the required number of self-contained independent dry chemical powder units?
At least one unit.
At least three units.
Sufficient number of units to cover the cargo area.
At least two units.
On a Container vessel, what must be done when container lashing equipment fails at sea?
Report the matter to the equipment manufacturer's
Report the matter to the ship owner
Enter the number and type of failed equipment in the deck log book
Enter the number and type of failed equipment into the lashing equipment file on board
What are the duties of the engineer officer in charge of the watch?
To carry out inspections of the steering gear at least once a watch.
To keep constant surveillance of machinery and auxiliary systems.
To ensure that the machinery spaces are properly manned.
To take appropriate actions to maintain the speed required.
What is the requirement with respect to pressure/vacuum valves on cargo tanks?
Three valves.
There is no such requirement.
Two valves.
One valve.
If some of the passengers are disabled, i.e. using wheelcair, cane, blind etc. What precausion should the crew take?
Locate then 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 some form for assistance in case of evacuation, etc. must be registered, so there can be sent crew to assist them if needed.
Passenger with some form for disability must travel with accompany, and live in same cabin or next door.
Ce test en ligne se compose de 90 questions aléatoires issues des tests CES 5.1 sur un sujet de votre choix.