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Maison Tests en ligne CES Chemical tanker 2nd-Off / 3rd-Off Test online CES 5.1 for 2nd-Off / 3rd-Off, Chemical tanker vessel
Tests en ligne : Test online CES 5.1 for 2nd-Off / 3rd-Off, Chemical tanker vessel
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What is the main characteristic of the weak link in a float-free arrangement for inflatable liferafts?
be of sufficient strength to permit to pull the painter from the container and the inflation of the liferaft
be of sufficient strength to break at a depth of at least 4 m and release the liferaft from its berth
be of such a strength to be cut by any person with a jack-knife
be of sufficient strength to keep the liferaft alongside the ship when dragged at a maximum speed of 3 knots
On a dark night with a clear atmosphere, the outside manually controlled lamp of a liferaft is visible at minimum at a distance of:
2 miles
8 miles
4 miles
0,5 mile
In case of fire in the switch board, what kind of extinguisant to be preferred?
Water spray
Powder
CO2
Water
Proteinic foams have the feature of being?
Of high expansion, not easily contaminated by hydrocarbons
Of low expansion, not easily contaminated by hydrocarbons
Of high expansion, made of tense-active compounds
Of low expansion, viscous and solid, easily contaminated by hydrocarbons
In general what is the proportion of concentrate to water to produce foam?
Between 50 and 100%
over 100%
This operation is done automatically and in relation to the foam
Between 3% and 6%
In accommodation spaces, where must manually operated call points be located?
In messrooms, public lounges and other public rooms
In all crew and passenger cabins
In stairways and escape routes
At exits and in corridors
Where is the International Shorecoupling to be stored?
In the engine room
Together with the cargohoses
Easy accessible by the gangway
In the accommodation
The halogenated hydrocarbons (halon), are hydrocarbons in which the molecules have one (or more) atom(s) of hydrogen replaced by another atom (or atoms) of
Nitrogen and/or fluorine
Fluorine and/or bromine
Ammonia and/or bromine
Fluorine and/or ammonia
What is the requirements to ventilation ducts of more than 2 metres in length (ships other than passenger ships carrying more than 36 passengers)? (SOLAS II-2/16.1)
They shall have lining of non-combustible insulating material
They shall be isolated from any combustible material
They must be fabricated of non-combustible material
They must be fabricated of fire-resistant material
*A self contained breathing apparatus should contain at least 1200 litres of air. How long should this last for a normal person who is not carrying out hard work?
30 minutes
45 minutes
60 minutes
15 minutes
If a ship in the MF-band wants to have a DSC-connection with a coast-station (no ‘distress alert’ or a test alert) the following frequencies are chosen:
TX: 2177.0 kHzRX: 2189.5 kHz
Don't know
TX: 2177.0 kHzRX: 2177.0 kHz
TX: 2189.5 kHzRX: 2177.0 kHz
The “clarifier” has only effect during:
Don't know
Receiving in mode J3E
Receiving in mode H3E
Transmitting in mode H3E
Pure Nitrogen is sometimes used to blanket sensitive cargoes because:
It affords protection against humidity
All the mentioned alternatives
It affords protection against oxidation
It affords some protection against spontaneous reaction
Prior to entering service on a vessel in foreign trade for the first time you are required to have a health certificate not older than?
Three months.
One year.
Six months.
Five year.
For which ships is the MARPOL convention applicable?
For all vessels.
For all vessels except passenger vessels.
For all vessels except those engaged in coastal trade.
For tankers and other vessels carrying persistent oil as cargo.
Your vessel has been involved in a collision, which has resulted in a heavy oil leakage. Who should be called to handle pollution claims and damages?
Flag state representative.
The Classification Society's representative.
The Leading Hull Underwriter's nearest Average Agent.
The P & I Club's nearest representative.
After the start of a man overboard manoeuvre, whom shall be informed?
Chief Officer
Electrician
Engine Room
Galley
Who is responsible for the number and the position of any tugs to be used during a mooring operation?
The Master, with consideration of the advice of the pilot
It will be only the wind speed that will determine the required number of tugs and how they are used.
The Port Authority will dictate the tug requirements and their use within the port limits
The Pilot is fully responsible for the number and use of tugs within the port area
Which type of vessel suffers from the greatest squat effects?
Vessel with a large length to beam ratio
Vessel with a high Block Coefficient
Vessel with a low Block Coefficient
Vessel with a small length to beam ratio.
The ship is at anchorage. What is important to rise forward in daylight?
A special anchor flag
The company flag
Nothing in particular
Anchor ball
Whilst unmooring after a ship to ship transfer operation, experience shows that, for the manoeuvring vessel, casting off the forward moorings first and letting the bow swing out before casting off the final after moorings, and then steaming away is a satisfactory procedure. It is recommended however that the angle of disengagement when steaming away should initially be kept at:
60 °
20 °
5 °
2 °
What is the shortest distance between two points?
None of the above
Great circle
Composite great circle
Rhumb line
If messages are received which aren’t intended for own ship:
They must only be passed to the master
They must be forwarded to the company
They must be noted in the radio log book
They must not be used for any purpose
Give the meaning of this symbol:
lifebuoy with light and smoke
lifebuoy with light and water dye marker
lifebuoy with light and hand flare
lifebuoy with line and hand flare
Give the meaning of this symbol:
lifebuoy with light and hand flare
lifebuoy with line and hand flare
lifebuoy with light and smoke
lifebuoy light and anti-shark powder diffusion
The thermal insulation provided to the wearer of an anti-exposure suit is sufficient to ensure that the wearer's body core temperature does not fall at a rate of more than:
0.5°C per hour after the first 1.5h immersion in calm water at a temperature of 5°C
1.5°C per hour after the first 2,5h immersion in calm water at a temperature of 5°C
1.5°C per hour after the first 0.5h immersion in calm water at a temperature of 5°C
1°C per hour after the first 2h immersion in calm water at a temperature of 5°C
Which one of the listed requirements regarding inflatable liferafts corresponds to present regulations? Every liferaft shall be so constructed that:
in the event of capsizing it will automatically attain a position providing an above water escape
have at least two entrances
it-s canopy has viewing ports in all directions
be prevented from pressure exceeding twice the working pressure, either by relief valves or by limited gas supply
Which item among those below is included in the normal equipment of every lifeboat ?
sea-charts and navigating equipment
one immersion suit for each person
a VHF transceiver
a radar reflector or a radar transponder
*How often should each lifeboat be lowered into the water and manoeuvred with its operating crew aboard under SOLAS regulations?
Once a year
Monthly
At least every six months
Every three months, at least once a year
Which of the following detailed explanations should be mentioned in the Training Manual ?
The use of navigational equipment for survival crafts
The use of surface to air visual signals to be used by survivors
The use of escape routes and other escape methods
The use of helicopter rescue gear
A pilot ladder shall, to prevent twisting, be fitted with 'battens'. The lowest batten shall be the 5th step from the lower end of the pilot ladder. At what intervals should there be further battens upwards on the pilot ladder?
It does not matter where the battens are fitted.
At intervals not exceeding 15 steps.
At intervals not exceeding 9 steps.
At intervals not exceeding 12 steps.
What kind of foot wear should be used when working on deck and in the engine room?
Sandals or plimsolls
Safety shoes or safety boots
Tennis shoes
Rubber boots
On the figure 4 possible definitions of the term "FORWARD BREAST LINE" are given. Which one is the correct one?
Forward breast line is given by B on the figure
Forward breast line is given by A on the figure
Forward breast line is given by C on the figure
Forward breast line is given by D on the figure
What is the most likely reason for vibration and noise at the suction side of a centrifugal pump when it is running?
Pump suction valve fully open.
Water hammer in the pump casing.
Fluid friction in the suction line.
Collapsing vapour bubbles due to cavitation.
An air compressor is being refitted in the engine room. The compressor and motor are coupled using a flexible coupling and are mounted on a common 'skid' which fixed to the deck with resilient mountings. Which of the statements, from the options given, relating to the alignment of the motor and compressor is true?
As long as the two coupling halves are at the same height the flexible coupling will accommodate any horizontal misalignment or difference in the gap between the coupling faces.
Shims should be fitted between the motor and compressor feet and the skid to ensure correct vertical, horizontal and parallel alignment of the coupling halves before it is bolted up.
The compressor and motor can just be placed directly on the common skid as they will probably be closely aligned anyway.
Machines using flexible couplings and resilient mountings do not need to be aligned. That is why they have flexible and resilient elements fitted.
What is the minimum number of independently driven fire pumps that must be provided on passenger ships of 4000 tons gross tonnage and upwards?
5
2
4
3
Which of the following parameters will result in oscillation
Too short D-time
Too high amplification
Temperature change
Too long I-time
How can you monitor the liquid level in the vapour line?
By use of a float switch or differential pressure in the liquid receiver
By monitoring the atmosphere in the vapour line with a fixed gas detector
There isn't any possibilities to monitor liquid in the vapour line
By monitoring the temperature in the vapour line on the compressors suction side
Where on board a RoRo ship will cargoes experience the greatest accelerations?
In the highest stowage positions to each side of the ship
At the intersection of the athwartships and vertical axes of the ship
At the intersection of the fore and aft and athwartships axes of the ship
At the intersection of the fore and aft and vertical axes of the ship
When data are to be transferred over telephone lines, we often utilize modem at each end. Which of the following adapter cards (parts) will you use for interfacing a modem to a computer?
Enhanced graphic adapter
Parallel adapter
Serial adapter
VGA display adapter
How often shall the master review the safety management system?
Every month
Bi-annually
Every 5 years
Annually
Great care must be taken when manually parralling two or more alternators. At which point would you engage the main circuit breaker of the incoming alternator when paralleling two alternators?
With the pointer of the synchroscope stopped at 0 (12 O'clock) or both synchronising lights bright
With the pointer of the synchronizer stopped at any position and both synchronizing lamps bright (on)
With the pointer of the synchronoscope rotating fast and both synchronizing lamps flashing on and off
With the pointer of the synchronoscope moving slowly clockwise and almost at 0° (12 O'clock) or both synchronizing lamps dark (off)
What is often done prior to loading grain in cargo holds which are sweating?
Portable fans are used to dry the holds
Steelwork within the holds is covered with kraft paper
Steelwork within the hold is covered with plastic
Grain dust is blown into all parts of the hold via the grain elevator
What does MARVS mean on a cargo tank?
Maximum Allowed Relive Valve Setting.
Minimum Allowed Relive Valve Setting.
Maximum Recovery System.
Maximum ROB of Vapour.
When bunkering through the port side of the bunker manifold what action should be taken with the valves on the starboard side of the manifold prior to bunkering operations commencing?
Just fit the blank flanges then it doesn’t matter if the valves are closed or not.
The blank flanges should be removed from the starboard side manifold valves to check for any leakage past the closed valves.
Just check that the valves are closed.
Blank flanges should be fitted to the closed starboard side manifold valves.
What do you understand by: Hydrographic vessel in position…….wide berth requested?
This means: the hydrographic vessel is providing a wide berth
This means: the hydrographic vessel wishes to go alongside a wide berth
This means: the hydrographic vessel is very wide
This means: keep well clear of the hydrographic vessel in position………
Why does the Chief Mate have to reorder the cargo plan?
The wheels of hatchcover No. 7 came out off their tracks
Hatchcover No. 7 cannot be opened due to a defect in the hydraulic pump
Hold No. 7 is already loaded by the company ashore
The cadet disappeared with the cargo plan
What special equipment can often provide assistance in locating a man overboard and in the water?
AIS
A RACON
A sectored search pattern
A SART
What is Standardized Cargo?
Break bulk cargo of standard dimension
Cargo for which the ship is provided with an approved securing system
Cargo that is shipped in standard dimensions
Cargo shipped on pallets
What is the definition of DEAD BAND?
The largest difference in the output signal for the same change in the input signal.
The change needed in the input signal to produce a change in the output signal.
The change in the output signal produced by a certain change in the input signal.
A missing electrical signal.
What name is given to the knife used for cutting meat from a joint during service?
Carding knife.
Carping knife.
Paring knife.
Carving knife.
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.
Your vessel has a controllable pitch propeller. The engine can be started when the propeller pitch is:
25 % ahead
10 % ahead
25 % astern
Zero
Methane/air mixtures in the range of 5.3 - 14% are flammable and have an auto ignition temperature of approximately 595 degrees C. What is meant by the term 'auto ignition temperature'?
It is the lowest temperature at which flammable gases are given off by the mixture.
It is the lowest temperature at which the mixture will ignite when a flame is applied to it.
It is the lowest temperature of the source of ignition required to ignite a flammable mixture.
It is the temperature at which the mixture will spontaneously ignite and continue to burn without an external source of ignition.
In a crisis, which crew behaviours are most reassuring to passengers?
keeping up with safety knowledge
enthusiasm, confidence, hospitality
dependability
enthusiasm, confidence, decisiveness
Which of the following would normally only be found in cargo holds which can also be used for ballast on a Bulk Carrier?
Permanently fitted dunnage
Light reflective paint coatings and fixed lighting systems
Bilges systems fitted with two way valves
Sacrificial anodes and water resistant expoxy paint coatings
The abbreviation "COW" applies to a phase of oil tanker operations. What does it stand for?
Computer Operated Washing
Callibration (of) Oil / Water (interface)
Crude Oil Washing
Completion of Washing
How many lifejackets are required in a passenger cabin?
Same number as beds in the cabin
At least 2
Twice the number of beds in the cabin
Non, they will be handed out at the muster station
What danger is associated with damaged expanded metal gratings on loading ramps?
Vehicles’ windscreens may be damaged during cargo operations
The front and/or rear ends of vehicles may be damaged during cargo operations
Vehicles’ tyres may be damaged during cargo operations
The load density of the ramp will be affected
When a new crewmember joins a ship for the first time, on-board training and instructions in the use of the ship's life-saving appliances, including survival craft equipment and in the use of the ship's fire extinguishing appliances shall be given as soon as possible. What is the maximum timeframe for completion of this training?
Maximum 1 week
Maximum 6 months
Maximum 2 months
Maximum 2 weeks
Why is an automatic slow turning feature included in the start air system of many large 2 stroke diesel engines?
To avoid damage during start of the engine in case water or other liquid has gathered in the cylinders during an extended stop.
To fill the cylinders with sufficient fresh air to ensure a safe start of the engine.
To check that all indicator cocks are closed before staring the engine..
To reduce the start air consumption during start up of the engine.
A very sensitive and valuable commodity is loaded into refrigerated container which is more than 12 years old. The container has been 'pre-tripped' with all routine maintenance having been carried out to the refrigeration plant and sensors with parts being replaced as necessary and all functions appear normal. Which aspect of using this container is most likely to cause problems during the voyage?
Degradation of the insulation due to the age of the container leading to excess heat transfer through the walls.
The accuracy of the control system of the refrigeration plant.
The age of the refrigeration plant.
The type of gas used in the refrigeration plant.
The physical size of a resistor is an indicator of its
Power dissipation capability
Tolerance
Total resistance
Resistivity
A bulk carrier is about to commence loading steel coils using ships cranes, what three important checks must be made?
Cabs cleaned and lighted, drivers regularly rested
Crane windows cleaned,cab heater on and no- smoking rule enforced
Crane controls tested, limit switches correctly set and SWL never to be exceeded
Planned maintenance completed, all paintwork in good condition and lighting checked
A steel spear thermometer is to be used to check the pulp temperatures of a cargo of chilled beef which is vacuum wrapped in plastic and packed in cardboard cartons. Which of the given options is the most appropriate method of using the thermometer to get the pulp temperatures of this high value commodity?
Remove the carton lid and drive the thermometer directly into one of the pieces of beef through the plastic wrapping.
Drive the thermometer directly through the carton and the plastic wrapping into the beef.
Remove the lid of the carton and place the thermometer so that it is completely covered between two of the plastic wrapped pieces of beef.
Drive the thermometer through the cardboard but avoid piercing the plastic wrappings.
An auxiliary engine is fitted with a duplex type lubricating oil filter. The in-use element requires changing. What procedure should be used to fit the new element?
With the engine running, position the changeover cock so that both filters are in use to reduce the pressure before.
With the engine running, change over to the other filter after priming it and replace the dirty element after checking there is no pressure on dirty filter housing.
With the engine running, shut off the filter inlet and quickly fit the new element.
The engine must be stopped to fit a clean filter element..
What is the purpose of the "Spray Line" as fitted in the cargo system of an LNG carrier?
It is used for cooling down the cargo lines and cargo tanks prior to cargo operation.
It is used for cooling down the inter-barrier spaces.
It is used for cooling down the void spaces and cofferdams.
It is used to flush the deck in case of cargo overflow.
You have prepared a tray of cream eclairs, using fresh cream filling. At what temperature must they be stored until required for service?
Between 5 and 7 degrees Celsius.
At least 10 degrees Celsius.
0degrees Celsius.
-5 degrees Celsius.
How often shall the inert gas scrubber be flushed with water?
Every hour
Before entering discharge port for inspection
After use
Once a year/18 months
How can you avoid and/or reduce potential panic among passengers, if an emergency situation occurs?
Checking that all crew and passenger are present
Inform passengers at frequent intervals over the public announcement system about the situation and how they shall act. Use as many of the ships officers and crew among the passengers to assist.
Do not inform passengers about the situation. It will only create panic and make it difficult for the crew to handle the situation.
Inform the passengers, that there is nothing to worry about, to keep them calm.
What is the first action that should be taken by the rating on boiler watch in the event of a flame failure on the boiler?
Notify the bridge
Stop the feed water pump
Call the engineer on watch
Call the chief engineer
What is a "hot work permit"?
A list maintained by the Chief Engineer on which are the names of those crew members who are qualified to operate the ship's welding equipment.
A document issued by an authorised person, permitting specified work to done for specified time in a defined area, employing tools and equipment which could cause the ignition of flammable gases.
A document issued by a shipyard chemist authorising shipyard employees to board a vessel for the purposes of structural repairs.
A document completed by a ship's officer, authorising entry into an enclosed space for the purpose of welding, cutting and grinding.
You have just completed the discharge of a cargo of Lube Oil additive and are clearing the ship's lines to shore. What piece of equipment can be fitted between a drain cock and the air line to safely release any excess pressure before disconnecting the air line?
An expansion valve.
A reducer.
A quick-coupling.
A three-way valve.
The reliquefaction plant for cargo cooling of liquefied gas cargoes can operate on either a direct or indirect cycle. On which liquefied gas cargoes must indirect cycle cargo cooling plant be used according to the IMO Gas Codes?
All liquefied cargoes in north European waters during winter time
Cargoes such as butadiene and vinyl chloride which need two stage cycle with intercooling.
Cargoes such as chlorine, ethylene oxide and propylene oxide for which the vapours cannot be compressed due to temperature restrictions.
LPG cargoes being carried in north European waters during winter time
What is the name of this unit?
A hydrostatic release unit
A liferaft release unit
An antistatic release unit
A slip hook
What should crew members not assigned to emergency teams, do?
Crew members not asigned to emergency teams should ensure the proper operation of the remote control equipment
Crew members not asigned to emergency teams should be ready to assist the engine-room emergency team
Crew members not asigned to emergency teams should be integrated in the emergency team
Crew members not asigned to emergency teams should prepare survival crafts and render assistance, where required
What factors do you consider as important before mooring a vessel?
Use of proper Personal Protective Equipment, Well maintained mooring equipment, Make sure the area is tidy and clean, Mooring stations should have effective hazard markings/ hazard highlighting, Stay clear of mooring ropes/wires, Be aware of Snap-back Zone, Proper procedures, Effective communication
Use of proper Personal Protective Equipment, Mooring stations should have effective hazard markings/ hazard highlighting, Stay clear of mooring ropes/wires, Be aware of Snap-back Zone, Proper procedures
Use of proper Personal Protective Equipment and be aware of Snap-back Zone
Use of proper Personal Protective Equipment
Read the text in the diagram and answer this question: What should be given to prospective seafarers?
Approved training in survival techniques
Passport and visa
Recommendations
Survival and protective clothing
This amplifier circuit is a common configuration used to amplify the difference in voltage between two input signals; in this case input 1 and 2. What is this amplifier called?
Push-pull amplifier
Differential amplifier
Common emitter amplifier
Darlington connection amplifier
How many categories of Seed Cake are there in the Code of Safe Practice for Solid Bulk Cargoes (BC Code)?
4
5
3
2
The circuit shows a full-wave bridge rectifier. Which electronic component will you connect between 'a' and 'b' in order to obtain reduced ripple voltage to the load RL.
Zener diode
Capacitor
Inductive reactor
Resistance
Many water tube boilers feature so called screen tubes. What is the purpose of these screen tubes?
To protect the superheater from direct exposure to the furnace.
To help remove any contaminants from the combustion gas that may foul other parts of the boiler.
To protect the boiler insulation from direct exposure to the furnace.
To provide a gas tight chamber for the furnace.
Which plan should be consulted if it is found that two separate tanks are filling when it was intended for only one to be filled?
Lines Plan
Capacity Plan
Pumping plan
General Arrangement Plan
What does the image indicate?
The image indicates a passenger ship coming alongside
The image indicates a passenger ship moored port side alongside
The image indicates a passenger ship moored starboard side alongside
The image indicates a passenger ship letting go her mooring lines
Where is the "FORECASTLE", in the figure?
The Forecastle is D, in the figure
The Forecastle is B, in the figure
The Forecastle is C, in the figure
The Forecastle is A, in the figure
What is the minimum Initial Transverse Metacentric Height (GM) allowed under the International Load Line Rules?
2.5 metres
0.5 metres
0.15 metres
1.0 metre
What is the term used to refer to the valve that prevents backflow of water from the boiler to the feed water system?
Bottom-blow valve
Feed-check valve
Safety valve
Feed-stop valve
Port State Control Officers are authorised to:
Detain ships that are not meeting the requirements for a minimum of 30 days
Regularly inspect ships known to meet the requirement
Inspect and detain ship that are not meeting the requirements until they are able to demonstrate compliance with the regulations
Sign oil record book entries
On the figure 4 possible definitions of the term "PORT QUARTER" are given. Which one is the correct one?
Port quarter is given by D on the figure
Port quarter is given by B on the figure
Port quarter is given by C on the figure
Port quarter is given by A on the figure
What are the Chief Mate's orders?
He orders the windlass covered up
They are to prepare for the voyage
He wants The Bosun to oil the moving parts of the windlass
He wants the anchor secured thoroughly
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