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Maison Tests en ligne CES Passenger 2nd-Off / 3rd-Off Test online CES 5.1 for 2nd-Off / 3rd-Off, Passenger vessel
Tests en ligne : Test online CES 5.1 for 2nd-Off / 3rd-Off, Passenger vessel
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Give the meaning of the following symbol
Survival craft distress pyrotechnic signals
Lifeboat hand flare
Buoy fitted with line throwing appliance
Line throwing appliance
Give the meaning of the following symbol
Rocket parachute flares
Radio signal emitting parachute flare
Survival craft distress pyrotechnic signals
Line throwing appliance
Give the meaning of the following symbol
Survival craft distress pyrotechnic signals
Line throwing appliance
Radio signal emitting parachute flare
Lifeboat hand flare
How is the activation of any detector or manually operated call point of fixed fire- detection and fire-alarm systems to be indicated? (SOLAS II-2/13.1.4)
By all the indication methods listed
By visual and audible signal at the control panel and indicating units
By sounding the ship-s fire alarm signal in crew accommodation and service spaces
By alarm signals at the bridge and engine room control panels
After smoking cigarettes they should be disposed of as follows:
Dropped into a waste bin.
Dropped over the lee side only so that it cannot blow back on board
Dropped over the side only if you are certain they are extinguished.
Disposed of in an ashtray and ensuring that it is extinguished.
After smoking, cigarettes should be disposed off as follows:
Disposed of in an ashtray, ensuring that it is extinguished
Dropped into a waste bin
Dropped over the lee side only so that it cannot blow back on board
Dropped over the side only if you are certain they are extinguished
*Which code regulates the transportation of dangerous goods by sea ?
IMDG
RID
MARPOL
ADR
At which time shall required fixed fire-detection and fire-alarm systems with manual operated call points be in operation? (SOLAS II-2/13.1.1)
At sea and in ports when there are qualified officers on duty
Always at nighttime
At all times during navigation
Capable of immediate operation at all times
*For how long should a waterborne fire protected lifeboat be capable of protecting its full complement when subjected to a continuous oil fire enveloping it ?
8 minutes
15 minutes
20 minutes
10 minutes
*What quantity of service fuel must be available for a diesel driven emergency pump before it is necessary to use any reserve fuel?
To allow at least 12 hours of operation
To allow at least 3 hours of operation
To allow at least 24 hours of operation
To allow at least 6 hour of operation
What is the capacity of the required portable fluid extinguishers
Not more than 10 litres
Not more than 20 litres
Not more than 13,5 litres and not less than 9 litres
Not more than 20 litres and not less than 12 litres
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
If circumstances permit, how should low expansion foam be applied to oil burning in the bilges of the engine room?
The foam should be directed towards the bulkhead behind the fire and allowed to spread out slowly over the fire
The foam should be applied to the centre of the fire
The foam should be directed at about 45 degrees upwards so that it can drop onto the fire
The applicator should be used in a sweeping motion to spread the foam over the surface
*You are carrying out a search in a smoke filled compartment wearing a breathing apparatus. At what stage should you start to make your way out of the compartment?
Wait for the appropriate signal on your safety line as the personnel outside will be keeping a track of the time you have spent inside
Wait until the breathing apparatus warning whistle sounds.
Regularly check your pressure gauge and note how much air you used to reach your work area. Start to return when you have this amount left plus a reasonable reserve
15 minutes after starting to use the set as this leaves you with five minutes air left
What is false regarding the function :” Transmission and reception of maritime safety information”
On area A2 this function is based on the use of NAVTEX
On area A1 this function is based on the use of VHF NBDP telex
On area A4 this function is based on the use of HF NBDP telex
On area A3 this function is based on the use of INMARSAT C SAFETYNET
The Urgency Message from a ship is used to notify other traffic of a situation where the ship is not in imminent danger, but where the development of the situation is uncertain and may need assistance in the near future. What is the telephony urgency message like?
RESCUE-RESCUE
SECURITE
PAN-PAN
MAYDAY
How can a new officer, just boarding a ship, ensure that he knows the location and operation of all navigational and safety equipment and take account of the operating limitations of such equipment?
By using the equipment on regular watchkeeping duties
By following the standard company Induction procedures for a bridge watchkeeping officer
By asking other officers and practicing with the use of the equipment
The certificate of competency will ensure the officer has suitable competence in operating the bridge equipment
Two lines sent out and pretensioned equally have the same length, same breaking strength and same directional load. However, one is made of wire (which has a full load elastic elongation of about 1.5 % of its length) and the other made of nylon (which has a full load elongation of about 30 % of its length). If a sudden gust of wind increases the load on the lines, this increased load will be shared as follows:
Wire takes 55 % of the extra load. Rope takes 45 % of the extra load
By the wire and rope equally
Wire takes 45 % of the extra load. Rope takes 55 % of the extra load
Wire takes 95 % of the extra load. Rope takes 5 % of the extra load
You are underway on a power driven vessel in open water when you observe a crossing power driven vessel approximately 8 miles away at 22 degrees on your port bow. Bearing steady, what action do you take?
Reduce speed to let him pass ahead
Call him on VHF before deciding on what action to take
Maintain course and speed with caution as he is the give way vessel
Alter course to port and pass around his stern
When steering by autopilot, how often should manual steering be checked?
When time allows
No checking is necessary
At least once a watch
Every day
*Give the meaning of the following symbol
Start engine
Start water spray
Reverse engine
Start air supply
What is minimum equipment needed for entering a tank or void space that is not gas free or does not contain sufficient oxygen?
Good quality face mask and a safety line.
Coverall and safety shoes.
Self contained breathing apparatus in addition to normal safety equipment.
Spark proof torch.
Part of the outer surface of a refrigeration compressor crankcase and the refrigerant return line near the compressor ice up heavily during normal operation. Which of the options given is the most likely cause of this problem?
The oil separator is not functioning correctly and is allowing lubricating oil to pass into the system.
The seawater flow control valve for the condenser is faulty allowing insufficient cooling water flow.
The superheat control setting for the thermostatic expansion valve is set too low.
The filter drier unit in the liquid line is partly blocked.
What would be the main effect on a refrigeration system of insufficient cooling water flow through the condenser?
Reduced delivery pressure
reduced suction pressure
Increased delivery pressure
Increased icing up of the compressor suction line.
On a General Cargo vessel, to what Proof Load would a 16T SWL derrick be tested?
20T
18T
22T
24T
What does this signal hoist mean?
I require immediate assistance.
Do you require assistance?
Stand by to assist me.
I require medical assistance.
How many rescue boats should be provided on passenger ships of 500 gross tons and above?
None
Two, and at least one of the rescue boats shall be a Fast Rescue Boat
One Fast Rescue Boat
Two, one on each side of the ship
In the event of a diesel engine crankcase explosion which of the safety devices fitted to the engine is designed to minimise the risk of a secondary explosion?
Crankcase relief valves/doors
Main bearing temperature monitoring equipment.
Crankcase extraction fan.
Crankcase oil mist detector.
You have recently discharged a cargo of Isoprene and the tank has now been cleaned. There is still a strong smell of Isoprene vapour from deck. Can you save some time and use a mask fitted with an "Inorganic Gases and Vapours" filter to enter the tank for mopping and inspection?
No. Filter masks are not permitted for enclosed space entry where the oxygen content of the atmosphere may be insufficient to sustain life.
No. Entry into a tank which previously contained Isoprene requires the use of a filter for "Organic Gases and Vapours".
Yes.
Yes, provided mechanical ventilation continues whilst you are inside the tank.
With respect to earthing (grounding) of signal cables. Which of the 4 alternatives is correct for a cable for analogue signals?
Figure 1.
Figure 2.
Figure 4.
Figure 3.
The stowage factor of a consignment of car parts is given by shippers as 3.00 cubic metres/metric tonne; what space will be required to load 100 tonnes of this type of cargo on a General Cargo Vessel?
3.00 cubic metres
30 tonnes
30 cubic metres
300 cubic metres
Can containers carried on multi-purpose or general cargo ships be lashed with lashing wires and chains?
Yes, if provided for in the vessel’s Cargo Securing Manual (CSM)
Yes, always
No
Yes, together with dedicated container lashing equipment
When we are measuring viscosity with a restricted flow viscometer, the preerred sensing device is:
Capillary tube
Bourdon tube
Capacitance probe
Rotating cylinder
On the figure 4 possible definitions of the term "ASTERN" are shown. Which one is the correct one?
Astern is defined as C on the figure
Astern is defined as D on the figure
Astern is defined as A on the figure
Astern is defined as B on the figure
Why are duplex filters usually employed in the lubricating oil system of an auxiliary diesel engine?
Changing of the filter element can be carried out without interrupting engine operation.
The pressure drop is half that of a single filter unit.
Filter blockage will not occur.
It gives better filtration of the oil.
There are certain cargoes which are extremely sensitive to moisture in the atmosphere. How are they commonly protected when shipped on chemical tankers?
By heating the cargo above the temperature of the outside air.
By filling the tank with inert gas before loading.
By continuously ventilating the ullage space above the cargo in the tank.
By the application of a nitrogen blanket (pad) above the cargo in the tank.
What are the characteristics of Seed Cake containing vegetable oil UN 1386 when carried in bulk?
May self-heat slowly and if wet ignite spontaneously
No specific hazards
This cargo may release carbon monoxide
This cargo is non-combustible and low fire risk
The arrival ballast water must contain maximum 15ppm (parts pr. million) of oil to fulfil the regulations in force. How many ppm is 1% by volume.
1000 ppm.
100 ppm.
100000 ppm.
10000 ppm.
When preparing a cargo tank on a liquefied gas carrier for loading cargo following inspection of the tank a number of different steps are required. What is the first step required after such an inspection?
Inerting.
Drying.
Gassing up.
Cooling down.
A conventional reefer vessel operating a Controlled Atmosphere (CA) is approaching the port of discharge in Northern Europe. Which is the most suitable action to take from the options given?
Turn off the CA plant just prior to the start of discharge operations.
Continue to apply CA throughout the discharge to maintain the condition of the cargo.
Continue to apply CA until the hatches are opened to maintain the condition of the cargo.
Turn off the CA plant and thoroughly ventilate the cargo spaces under CA with fresh air just prior to arrival.
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.
By what name are the regulations which control the discharge of noxious substances and prevent pollution from ships known?
SOLAS
The International Marine Pollution Prevention Laws
ISGOTT
MARPOL
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.
Select the option which best completes the following statement. "When carrying out repairs to damaged hatch gratings it is best to use…
…galvanised crosshead screws."
…galvanised nails."
…mild steel nails."
…mild steel screws."
What would it imply if at the discharge port cargo was found contaminated by a previous cargo?
That cargo interests will refuse to accept the cargo
That the vessel was unseaworthy when the voyage commenced
That the vessel will be arrested by cargo interests
That the vessel will be detained by port state control
During inspection of a medium speed diesel engine piston of the composite type it is found that the steel crown is loose at its connection to the alloy skirt. Further inspection reveals damage to the surfaces and evidence of metal particles where the two parts are connected. Select, from the options given, the likely cause of this type of damage.
Fatigue due to excess compression at the joint between the components.
Crushing due to over tightening of the piston crown retaining bolts.
Shear of the metal surfaces due to excessive load on the engine.
Fretting due to loss of compression at the joint between the components.
A cargo space is being prepared to load a refrigerated cargo. An inspection of the space has revealed some dark areas of mould on the bulkheads. Which of the given options is the best action to take in such circumstances?
Since the mould will be odourless it can be left in place.
The mould should be scraped off with a steel goose necked scraper.
The mould should be removed by scrubbing the area with clean water containing the correct concentration of an approved fungicide.
The mould should be painted over with an appropriate marine paint.
The emergency oil pollution equipment locker must be:
Just off the main engine room
A store room in the forward part of the ship
Prominently marked and easily accessible
A store room close to the pump room
When checking the closed butt gap clearance of new piston rings prior to fitting onto the piston it is normal to try the rings in the liner so that the gap can be measured. From the options given select the best part of the liner to use to carry out these checks.
Near mid-height of the liner.
Near the bottom of the liner.
Near the top of the liner.
Just above the scavenge ports.
What is the purpose of fixed stacking cones?
To prevent the horizontal movement of 20’containers at tank top level
To prevent the horizontal movement of 40’containers at tank top level
To lock 20’containers in 40’ cell guides
To prevent movement of 20’and 40’ containers at deck level
How is a steel locking coil lashed?
By metal banding passing over it and through each of the cores of the two coils on which it rests
By metal banding passing over its top in a figure-of-eight and through each of the cores of the two coils on which it rests
By metal banding passing over it across the entire hold
By metal banding passing through its core and through each of the cores of the two coils on which it rests
What do the letters IMDG stand for?
International Monitoring Department (Geopolitics)
Interactive Maritime Dangerous Goods.
International Marine Dangers Group.
International Maritime Dangerous Goods.
Which alternative is correct for measuring current over the load L?
Figure 2.
Figure 1.
Figure 4.
Figure 3.
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 cargo has shifted at sea what could help in reducing acceleration forces?
Heading out of the wind
Heaving to
Putting into a port of refuge
A. Operating anti-heeling devices
Passenger ships have a normal requirement of 1 lifejacket per person + 10% for children. In addition to this, how many lifejackets have to be stowed in conspicuous places on deck or at the muster stations?
50% extra
10% extra
25% extra
5% extra
"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.
What general background colour is used on warning signs that indicate emergency or first-aid features, or indicate a safe condition?
Blue.
Green.
Yellow.
Red.
On the figure 4 possible definitions of the term "ABEAM" are shown. Which one is the correct one?
Abeam is defined as B on the figure
Abeam is defined as C on the figure
Abeam is defined as A on the figure
Abeam is defined as D on the figure
A ship has an electrical system rated at 690 Volts. Which voltage level is this?
Medium voltage.
Low voltage.
High voltage.
Intermediate voltage.
When making a small repair to the furnace refractory lining it is common to make a patch using castable plastic refractory material. Which is the best method, from those given in the options, of securing the patch to the main refractory lining?
Drill holes in the main lining and fix some anchor bolts to cast the patch around.
Cut away the damaged area to form an undercut right around the edge and fill with the plastic refractory material.
Pin some wire mesh across the damaged area and cast the patch over it.
Make a smooth hollow in the damaged area and fill with the plastic refractory material.
Where is "AFT", in the figure?
Aft is B, in the figure
Aft is D, in the figure
Aft is A, in the figure
Aft is C, in the figure
Why is it not possible to wash all crockery and glassware in a dishwasher?
Because not all crockery and glassware is dishwasher proof.
Because plates and containers that have held raw meat and fish must not be washed together with plates and glasses that have been used for cooked foods.
Because coloured glass and crockery will not survive the high temperatures generated in a dishwasher,
Because Health and Safety regulations require that items above 30 cm (12") in diameter must be washed by hand.
By what formula is the displacement calculated? W = Displacement; L = length; B = Breadth; D = depth of vessel; Cb = Block Coefficient; Cw = Coefficient of waterplane; RD = relative density;
W = L x B x d x Cb
W = L x B x d x Cw
W = L x B x d x RD
W = L x B x d x RD / Cb
Where on a ship is the deck known as the "Boat Deck"?
The Boat Deck is the name of the main deck of the ship or boat.
The Boat Deck is the deck where access would be made from any boats alongside.
The Boat Deck is the deck from which persons embark into the lifeboats
The Boat Deck is the deck of a life boat
What precautions should be taken, in addition to shutting the main air start valve, if work is to be carried out inside the main diesel engine crankcase?
Engage the turning gear and close every valve on the starting air receivers.
Engage the turning gear and put a notice at each engine control position.
Engage the turning gear, stop the starting air compressors and drain the air receivers.
Keep a man posted in the control room to stop anyone who tries to start the engine.
A General Cargo vessel on completion of the loading has a large metacentric height (GM); what will be the predicted behavior of the vessel in a seaway ?
A fast roll period and small righting levers (GZ Levers)
A fast roll period and large righting levers (GZ Levers)
A long roll period and large righting levers
A long roll period and small righting levers (GZ Levers)
What is the primary cause of fatigue damage to the hull girder?
Repeated plastic deformation of the hull
The number of repeated stress cycles
Resonant rolling
Panting stresses
Which of the following temperature sensors normally gives the highest measuring accuracy?
Thermocouple, NiCrNi
Thermistor, NTC
Resistance sensor, Pt100
Thermistor, PTC
Which of the following options may be used as a brief summary of how to safely make high voltage equipment accessible?
Shed load, Earth (ground), disconnect, isolate
Disconect, isolate, earth (ground)
Shed load, isolate. Earth (ground)
Disconnect, earth (ground), isolate
For a search to be effective it must be:
Centrally controlled.
Conducted by personnel with limited knowledge of the ship’s layout.
Inclusive of all personnel.
Organized haphazardly.
A tachometer for a diesel engine is reading erratically. The tachometer is of the non-contact type using magnetic proximity switches to generate the signal. What is the most likely cause of this problem?
The shaft magnet has fallen off.
The proximity switch has dirt on the outside casing.
The shaft magnet has become demagnetised.
The proximity switch is loose on its mounting.
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.
What damages a ship’s cargo holds?
Ship's vibrations
Heavy weather
Repeated stresses at a particular location
What is class "A" division
Bulkhead constructed of steel, suitably stiffened and insulated so as to be able to meet a prescribed fire test of one hour duration
Bulkheads used to divide a vessel in different parts
Bulkhead used to divide a ship horizontally
Bulkhead to divide accommodation from the cargo spaces
When is a visitor onboard required to present an ID?
Only on SECURITY Level 3
On SECURITY Level 2 & 3
Never
"On SECURITY Level 1, 2 & 3"
Why should all bulk cargoes be trimmed and levelled on completion of loading?
To assist in the discharge
To prevent flammable gasses being generated
To reduce the possibilities of the cargo shifting at sea
To reduce the risk of cargo damage on passage
On a RoRo vessel, what is the Maximum Securing Load of web lashings?
60% of the breaking strength
65% of the breaking strength
50% of the breaking strength
Some liquefied gas carriers are fitted with nitrogen generating equipment, often of the membrane module design. What would be the expected purity of the nitrogen produced by such equipment?
87 to 89% pure nitrogen.
90 to 92% pure nitrogen.
100% pure nitrogen.
95 to 97% pure nitrogen.
Why should ro-ro passenger ships be subdivided into main vertical zones?
To comply with passenger safety, cargo safety and hull integrity training defined in the STCW convention
To comply with specific provisions for fire integrity defined by the Classification Society
To comply with specific provisions for fire integrity defined in SOLAS and to ensure safety of passengers and crew in case of a fire
To comply with company specific standards defined in the Safety Management System
What type of component does this graphical symbol illustrate?
Pressure-reducing regulator.
Pressure relief valve
Flow controller
Pressure switch
What is the procedure if a tank lorry containing dangerous goods is not clearly marked?
As long as the driver looks ok, load the cargo
Ask the driver to write a declaration of contents and load the vehicle
Load it, usually tank lorries are not clearly marked
Refuse to load the vehicle
Why should engine and boiler rooms be kept clean and any oil spillage cleaned up immediately?
To avoid being fined by the port state control.
To reduce the premium to be paid to the insurance company.
To reduce risk of fire and the risk of slipping.
To prevent oil spillage from damaging deck paint coatings.
For what purpose do we have deck water spray on gas carriers?
There isn’t any deck water spray on gas carriers
The purpose of the deck water spray is to cool deck if fire and to be used for washing deck
All ships carrying flammable cargoes must have deck water spray to flush cargo spill overboard and cool cargo area if fire
The purpose of the deck water spray is to flush cargo spill overboard
As part of a survey of a main steam boiler it is necessary to check the condition of the steam drum. What would be the preferred method for checking drum shell thickness in such a situation?
Drill a test hole in the shell to accurately measure the thickness.
Use magnetic particle inspection equipment.
Use dye penetrant tester.
Use ultrasound equipment.
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
Most medium and high speed diesel engines operate with mean piston speeds greater than those for larger slow speed engines. What is the main design feature of these engines which allows the higher mean piston speeds to be achieved without causing unwanted failures?
Using composite pistons featuring steel crowns and alloy skirts
Fitting bronze rubbing bands to the piston skirts.
Using directly cooled piston crowns with long piston skirts.
Using cast iron single piece piston crowns with a short piston skirt.
With regard to portable fire-fighting equipment on ro-ro decks, what must be ensured upon completion of cargo loading operations?
The equipment must be lashed so as to prevent accidental movement
All items of equipment must be in the designated position
Water applicator nozzles must be moved away from vehicles’ exhausts
Fire extinguishers must be moved away from vehicles’ exhausts
What are the additional duties required by the Officer of the Watch when navigating in fog?
Sound fog signal, plot positions and keep a good lookout
Sound fog signal, effective radar watch reporting ship movements to Master and keep a good lookout for ships and fog signals.
All of the suggested answers
When navigating in fog the Master will take over the watch and the Officer of the Watch should follow all of his instructions.
What is the colour of the smoke signal used by life-saving stations or rescue units indicating that distress signals are observed in daylight?
Green
Yellow
Orange
Blue
Ce test en ligne se compose de 90 questions aléatoires issues des tests CES 5.1 sur un sujet de votre choix.