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Home Online tests CES Dry cargo 2nd-Off / 3rd-Off Test online CES 5.1 for 2nd-Off / 3rd-Off, Dry cargo vessel
Online testing: Test online CES 5.1 for 2nd-Off / 3rd-Off, Dry cargo vessel
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The test consists of random questions on a selected topic.
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Among working conditions listed below which one is required for every propulsion engine of lifeboats?
When the lifeboat is flooded
For a period of at least 72 hours
Propeller permanently driven by the engine
Self-starting and launch procedure simultaneous
Give the meaning of the following symbol
Lifeboat hand flare
Survival craft distress pyrotechnic signals
Rocket parachute flares
Line throwing appliance
Welding and use of open flames on board tankers( without COW and IGS) in operation are subject to regulations laid down by the Norwegian Maritime Directorate (Norwegian Ship Control Legislation - NSCL). Which of the listed requirements regarding washing and gas freeing before hot work in cargo tanks corresponds to these regulations? (NSCL 22/1294/4).
Hatches to not adjacent tanks which has not been cleaned or inerted shall be kept open during work.
All cargo tanks, pump rooms and cofferdams shall be examined by type approved two explosimeters.
Gas measurings can be carried out by all deck officers.
One type approved explosimeter shall be used for gas measuring.
What happens if the visual and audible fire signal at the control panel does not receive attention?
A signal will sound in the crew accommodation spaces after 2 minutes
A signal will sound in the crew accommodation spaces after 1 minute
A signal will sound in the crew accommodation spaces after 3 minutes
A bell alarm will sound on the bridge
*Where detectors of a fixed fire detection system are grouped in sections, each of these sections:
May cover more than one deck within accommodation spaces
May cover more than one main vertical zone in a passenger ship
May cover a machinery space of category A together with a control station
None of the answers is correct
*Which code regulates the transportation of dangerous goods by sea ?
IMDG
RID
MARPOL
ADR
In pumprooms and pipe tunnels "flameproof" electric light fittings are generally fitted. This means that:
Gas may enter, but even if an explosion takes place the fittings is so strong that the explosion will be contained within it and will not be blow out?
Even if fire occurs, it will not consume the fitting?
The electrical supply will disconnect automatically in cases of fire?
The fitting is completely gastight and no gas can enter into contact with the bulb and electric connections?
*What is the minimum volume of air contained in the cylinders of a SOLAS compliant self-contained compressed-air operated breathing apparatus (SCABA)?
1200 litres
1800 litres
1000 litres
2500 litres
At the and of a radio telex-connection, when a ‘store and forward' –message has been transmitted, the coast-station at least gives a:
Reference number
Time (in UTC) whereupon the telex for the subscriber is delivered.
Approximate time when telex will be delivered
Code in letters which will be repeated when the telex has been delivered to the subscriber
Select the correct send and receive frequencies for sending a DSC ‘distress alert’ in the MF band:
TX: 2189.5 kHz RX: 2177.0 kHz
TX: 500.0 KHz RX: 518.0 KHz
TX: 2187.5 kHz RX: 2187.5 kHz
TX: 2177.0 kHz RX: 2177.0 kHz
How often must inspection of proper working of the EPIRB ‘s and SART ’s take place on board? Once per:
month
Don't know
14 days
week
Who shall notify the cleaning up contractor (OPA-90)
The shipowner
The Master
Emergency response team
Qualified Individual
Two synthetic fibre lines of the same size and material are run out and pretensioned at the berth. However one line (line A) is secured to a shore bollard twice as far as the other line (line B). If a sudden increase in wind now causes an extra load to come on the lines, the extra load will be shared by the lines as follows:
A will take 3/4 of the extra load. B will take 1/4 of the extra load.
A will take 1/3 of the extra load. B will take 2/3 of the extra load.
A will take 1/2 of the extra load. B will take 1/2 of the extra load
A will take 1/4 of the extra load. B will take the 3/4 of the extra load.
You are duty officer on the bridge. An eye-witness has reported a man-overboard. Which of the following actions is the correct manoeuvre in this situation?
Direct Turn
Williamson Turn
Scharnow Turn
Evinrude Turn
You are sailing in shallow water, with 15% Under Keel Clearance. Turning the ship around, what space do you need compared to deep water?
The turning diameter of your ship is the same for all water depths
Need less space than normal
Need more space than normal
To port less, to starboard more space
In an extreme case, in addition to having your winch brakes as tight as can be, you can increase the brake holding capacity of the winch drum by putting it in gear and setting the power to the 'heave' position. However this may cause:
Damage to the winch by distorting the shaft.
All the listed alternatives.
Strain on the fairleads and rollers in use in excess of their Safe Working Load.
The increased braking power of the winch to exceed the breaking strength of the wire and rope paid out from it which might cause the wire or rope to part.
Your vessel is moving in Panama Canal waters. When must the master be on the bridge?
When entering or leaving a lock, passing through Gaillard cut, berthing & unberthing, anchoring or heaving anchor.
When his qualified representative is present
When entering or leaving a lock only
At all times
What is the status and function of a Panama canal pilot?
He is an advisor to the vessel's master
He shall have control of the navigation and ship handling.
He will take over all the responsibilities of the master on embarkation
He will be responsible for canal crew mooring gangs and use of locomotives during lock transits
Give the meaning of the following symbol:
liferaft
muster station to liferaft
muster station to davit launched liferaft
davit launched liferaft
Give the meaning of the following symbol:
muster station for families only
embarkation station
muster station
muster station for unaccompanied minors (UM)
How would you know how many people a lifeboat is supposed to hold ?
ask one of the deck officers
the number of persons should be clearly stated on the outside of the boats bow
no fixed number as it depends on the people's size
fill the boat up until no more space is left
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 a floor capable of being sufficiently insulated against cold by means of inflated compartments, or by equally efficient means not dependant on inflation
have at least two entrances
it's canopy has viewing ports in all directions
Which item among those below is included in the normal equipment of every rescue boat ?
watertight receptacles containing water for each person
a painter attached to the release device and placed at the forward end of the boat
two tin-openers
one set of fishing tackle
Which one of the given requirements regarding survival craft muster and embarkation arrangements corresponds to the present SOLAS regulations?
Muster and embarkation stations shall be readily accessible from accommondation and work areas.
Searchlights to be provided at the launching station.
Davit-launched survival craft muster and embarkation stations shall not be arranged to enable stretchers to be placed in survival craft.
Muster and embarkation stations are to be arranged separately to improve working conditions.
How many thermal protective aids are carried in each liferaft?
Nil
10% of the number of persons the liferaft is designed to carry, or two, whichever is the greatest
3
4
What is the purpose of the "Bowsing tackle" (block and tackle) supplied at each end of the lifeboat?
It enables the boat to be secured to the embarkation deck so that the wire falls can be released for changing or end for ending
It is a general purpose tackle to be used in any type of emergency
It keeps the boat alongside the embarkation deck so that the tracing pennants can be released
It is designed to pull the boat alongside the embarkation deck after the tracing pennants have been released
How many two-way VHFs is required for ships over 500 brutto?
3 sets
One per lifeboat and one spare
1set
None
Give the meaning of the following symbol
EPIRB
Radar transponder
Survival craft distress pyrotechnic signals
Rocket parachute flares
The Training Manual shall contain instructions and information on the life-saving appliances and the best method of survival. Which of following detailed explanations of crew duties in relation to emergency situations shall be contained therein?
The use of oars and other propulsion equipment for survival crafts
The use of navigational equipment for survival crafts
The use of on-board communication equipment
Best use of the survival craft facilities in order to survive
The training manual shall contain instructions and information in easily understood terms and illustrated wherever possible. Which of the following objects do not have to be explained in detail in the manual according to present regulations?
Muster of assigned stations
Donning of lifejackets and immersion suits
Boarding, launching and clearing of the survival crafts and rescue boats
Donning of fire protection clothing
The "inner bottom" is the :
Compartment between the tank top and shell of the vessel
Tank top
Inner side of the vessel-s shell
Space between two transverse bottom frames
What is the MARPOL definition of a "high-viscosity substance"?
A noxious liquid substance in category "Y" with a viscosity equal to or greater than 100 mPa.s at 37.8 degrees Celsius.
Any noxious liquid substance, the residues of which cannot be stripped from a cargo compartment and its associated piping and pumping system to equal to or less than 75 litres.
A noxious liquid substance of any category with a pour point of greater than 37.8 degrees Celsius.
A noxious liquid substance in category "X" or "Y" with a viscosity equal to or greater than 50 mPa.s at the unloading temperature.
How often should normal testing of the cooling water be done?
Once a month.
Every 2.nd week.
Every day.
Once a week.
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
Some 4-stroke engines are fitted with a rotorcap on the cylinder head valves. For what reason?
Rotate the inlet valve during operation.
To prevent the valve spindel to stick..
Distribute the exhaust gas or the air inlet better to improve combustion.
Improve the scaling surface function, increase the service time of the exhaust valve in the engine.
LNG is made up of a number of saturated hydrocarbons the greatest percentage of which is Methane. What are saturated hydrocarbons?
Saturated hydrocarbons contain atoms of hydrogen and carbon and also other elements such as chlorine.
Saturated hydrocarbons contain hydrogen and carbon atoms with single carbon to carbon bonds.
Saturated hydrocarbons are compounds of hydrogen and carbon which contain the maximum amount of water vapour.
Saturated hydrocarbons contain hydrogen and carbon atoms with double carbon to carbon bonds.
How are the membrane cargo containment systems that are frequently used on LNG carriers supported?
The membrane system is fully self supporting.
The membrane system is supported directly by the inner hull through support brackets.
The membrane system is supported by the inner hull through the insulation.
The membrane system is formed with corrugations which gives sufficient support.
Generators work on the principle of electromagnetic induction. The internal e.m.f. generated in the phase windings of an a.c. generator is controlled by:
The internal volt drop and the residual magnetism.
The internal volt drop and the load current.
The diesel speed and excitation current.
The diesel speed, magnetising force and load current.
A steward reaches into a sink filled with soapy water to remove the plug. He cuts his hand on a carving knife lying in the bottom. What policy will best eliminate the chance of this kind of accident happening again while still maintaining hygiene standards?
Everymember of the galley staff is made responsible for washing their own knives.
Heavy duty gloves are to be worn when working at the sink.
Detergent shall not be used if knives are to be washed.
There is a dedicated sink for washing knives.
What is the correct procedure when transferring (internal trimming) of oil cargo is necessary?
Obtain permission from charters and note procedures in oil record book and deck log
Ensure the vessel is even keel on arrival port
Only 5% cargo permitted to transfer.
Ensure safe ballast condition
Where would the Official number be “carved” on the ship?
On the main engine
On the main mast
On the main beam
On the propeller shaft
You are loading a cargo of Butyl Acrylate in several tanks. There is a special closed pipeline arrangement that sends the vapours, expelled as the tanks are filled, back to shore. What name is given to this arrangement?
The Vapour Recovery (or Return) System.
The Vapour Retrieval System.
The Vapour Replacement (or Compensation) Arrangement.
The Vapour Release Circuit.
How is the painter released from the lifeboat, once the boat is waterborne and ready to leave?
Cut it with the axe provided
Remove the toggle which will release the painter
The painter will automatically part by the weak link when the boat goes astern to clear the ship
Cut it with the knife contained in the equipment locker
In which of these circumstances can your ship request a DoS?
There is a heightened security risk for your ship and a port facility.
Your ship is conducting activities with a port or ship that is not required to implement an approved security plan.
Your ship is operating at a lower security level than the ship or port it is interfacing with.
Your ship has added a new port to its list of ports of call.
On a Container vessel, when will a full container experience a force of 100% of its weight?
When the ship is heaving
When the ship is rolling and pitching
When the ship is rolling
When the ship is pitching
This circuit consists of a voltage source V, a change-over switch S, a resistor R and an inductor L. The voltage/time figures 1 to 4 show possible changes in the voltage V(L) in case the switch S is suddenly shifted from position 1 to 2 at time t = 0. Only one of the diagrams is correct. Which?
Figure 4
Figure 2
Figure 3
Figure 1
One technique for using good body language is to:
stand still when speaking
fidget when speaking
speak quickly because there's not much time
show that this is a serious situation by not smiling
The majority of conversions adopted under the auspices of IMO fall into which of the three main categories:
don't know
Maritime Safety, Prevention of Marine pollution, Liability and compensation
Maritime Safety, STCW, Maritime Security
Safety, Terrorism, ILO
When connecting the loading/discharging hoses/arms prior to cargo operations, it is quite common that a reducer is required. What is the name given to the part of the ship's pipeline onto which the reducer is fitted?
Presentation flange
Manifold valve face
Open flange
Discharge coupling
Why is the inlet to the slop tank often directed towards the bulkhead (see the illustration) ?
None of the mentioned
To reduce the settling time
To avoid build-up of static electricity, which may cause explosion
To avoid too much agitation of the oily water in the tank
Anyone who violates the provisions of Norwegian law or the provisions of regulations laid down by virtue of Norwegian law, relating to contract of engagements and account book, to notification to, appearance before, or to the taking of evidence, shall be liable to????
Fines.
Imprisonment for a term not exceeding six months.
Imprisonment for a term not exceeding three months.
Fines or imprisonment for a term not exceeding three months.
What is ‘Standardized Cargo’?
Palletised cargo
Cargo for which the ship is provided with an approved securing system
Cargo that is shipped in standard dimensions
Breakbulk cargo
During loading or discharging liquefied gas cargoes it is important to control the pressure in the cargo tank. What is the preferred method of maintaining pressure and avoiding a vacuum condition in the cargo tanks while discharging?
Stop the discharge periodically to allow boil off gas to build up the pressure.
Increase the pumping rate and recirculate some of the cold liquid cargo back to the tank
Use a cargo vaporiser to feed hot vapour back to the tank to maintain required pressure.
Reduce the discharge rate until the pressure builds up again and then increase it back to maximum.
Which of the following forms of food poisoning is particularly associated with outbreaks on cruise ships?
Staphylococcal enterotoxin.
Norwalk virus
E-coli.
Salmonella enteritidis.
Over a period of a few hours of operation the main diesel engine speed gradually falls off. From the options given what is the most likely cause of this fault?
Water in a cylinder.
Injection valve opening pressure is too low.
Governor linkage broken.
Fouling of turbocharger intake filters.
Which of these conventions is The International Ship and Port Facility Security (ISPS) Code a part of?
STCW - 95
MARPOL
The Anti Terrorist International Agreement
SOLAS
Why are a greater number of lashings required to secure cargo forward on deck compared with amidships under deck of a General Cargo Vessel?
Because the dynamic stresses on the lashing are much greater
Because the roll period is greater forward
Because heavier cargo is stowed forward
Because the dynamic stresses on the lashing are much less
Which mooring lines are visible in this image?
The forward headline and breast rope are visible in the image
The forward back springs are visible in the image
The forward breast lines are visible in the image
The forward head lines are visible in the image
A General Cargo vessel has 50 tonne SWL heavy lift derrick; a load of 48 tonnes is to be loaded ;the lifting gear of slings and spreader bar weighs 4 tonnes ; which of the following statements is correct?
The load cannot be loaded because the combined weight of the load and the lifting gear must at least 10% less than the SWL of the derrick
The load cannot be loaded because the combined weight of the load and the lifting gear will exceed the SWL by two tonnes
The load can be loaded because the load itself is less than the SWL of the derrick
The load can be loaded because the SWL can sometimes be exceeded by small amounts in cargo operations
Who has the responsibility to ensure that the highest standards of cleanliness and hygiene are maintained in the galley? (Select the most correct answer)
Every person working in the galley area, engaged in the handling or preparation of food.
The Chief Cook.
The Master.
The Superintendent.
As per SOLAS requirement fast rescue boats shall be constructed in such a way that:
They will not capsize
They are self righting
They are self righting or capable of being readily righted by its crew
They can be righted by 5 persons
Chemicals and harmful substances are safely stored in a designated locker on board, why?
For safety reasons and stock control. When chemicals or harmful substances is delivered to a crewmember, the user shall sign for the amount received.
For stock control. Most of the chemicals and harmful substances we use on board are expensive.
Chemicals and harmful substances must be kept away from passengers so that they don't steal it.
For safety reasons. Many substances found onboard are capable of damaging the health and safety of those exposed to them. Before any chemical or harmful substance is delivered to a crewmember, the personnel shall receive training, instructions and information so that they know and understand the risks arising from use.
What strength of lashing belts should be used to secure light motor vehicles on a RoRo vessel?
Breaking stress 1.5 to 1.8 tonnes
Breaking stress 2.0 to 2.3 tonnes
Breaking stress 1.2 to 1.5 tonnes
Breaking stress 4.5 to 5.0 tonnes
Is there any requirements regarding double bottom for large passenger ships?
No, a double bottom is not required
Yes, in ships of 76 m in length and longer, a double bottom shall be fitted amidships, and extend to the fore and aft not less that ? of the ship length.
Yes, in ship of 76 m in length and upwards, a double bottom shall be fitted amidships, and shall extend to the fore and after peak bulkheads, or as near thereto as practicable.
Yes, a double bottom shall be fitted amidship
On which is it compulsory with ODME in connection with the cargo system?
On tankers of 150 gross tonnage and above.
On tankers of 250 gross tonnage and above.
On all tankers irrespective of size.
On tankers of 500 gross tonnage and above.
Who is authorized to operate hoisting equipment?
Deck officers?
Personnel authorized by the master?
Deck personnel?
Stevedores?
On a Container vessel, what will happen if an unsafe stevedore working practice in the United States is not corrected by ship's personnel?
The port will lodge a protest against the ship
The ship will be detained by the port state control authority
The ship will be prosecuted
The ship's personnel involved with cargo operations will be arrested
What are the three categories to which hazardous liquid chemicals are assigned under MARPOL Annex II?
I, II and III
A,B and C
X,Y and Z
Iia, IIb and Iic
Why is it important to check the timing on the cylinder oil lubricators?
To get the right amount of oil into the cylinder.
To avoid excess lubrication.
To avoid high temperature in the combustion chamber.
To get the oil into the cylinder when the piston is in the right position.
Generator 1 and 2 are initially working in parallel. Prime-mover 2 suffers a total fuel loss. The likely outcome is:
Generatorset 2 trips on reverse speed
No.1 machine overspeeds and trips out on overload
No.2 generator trips on reverse power
No.1 machine overloads and trips out on overspeed
Who decides the number of lashings you should put on a trailer?
The loading officer
The Bosun
The operation manual
The captain
After discharging a high density cargo a serious crack is found in an upper ballast tank amidships of a Bulk Carrier; what must the Master do?
Note the dimensions of the crack and measure regularly
Proceed on ballast voyage without ballast in this tank
Repair with cement box or temporary welded patch until next drydock
Inform Designated Person Ashore (DPA) and call in Classification Society
Total Base Number ( TBN ) is important as a measure of neutralizing ability against strong Acids. What will You do if this TBN base number is reduced to a low level?
Send one lub oil sample to new analysis.
Renew lub oil in the system.
Purify the oil system.
Nothing.
Which of following are security duties?
Calibration of security equipment
All alternatives
Checking ID of visitors onboard
Monitoring of restricted areas
What purpose has the discharge booster pump on a gas tanker?
The main purpose of booster pumps is to avoid overflow during loading.
The main purpose of booster pumps is to increase the manifold pressure.
The main purpose of booster pumps is to maintain the manifold temperature.
The main purpose of booster pumps is increase the tank pressure.
On a Container vessel, where should containers containing marine pollutants be stowed?
Under-deck
In the foremost container bay on deck
Anywhere on deck at the extremity of a container stow
In the last container bay on deck
For a container stowed in a position equidistant from the roll and pitch axes of a ship, what will quarter the acceleration forces acting on it?
Halving the pitch period
Doubling the pitch period
Halving the roll period
Doubling the roll period
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
Which is the "AFT BREAST LINE", in the figure?
The aft breast line is indicated by C, in the figure
The aft breast line is indicated by B, in the figure
The aft breast line is indicated by D, in the figure
The aft breast line is indicated by A, in the figure
If properly secured what benefits do car carriers have over other ship types regarding seaworthiness?
They are not easily damaged in heavy weather
They can pitch to very large angles without taking in water viathe ramp doors
They can roll to very large angles without taking in water
Their large reserve buoyancy prevents capsizing
What is the typical size of a LNG carrier?
12,000 - 50,000
200,000 - 250,000
75,000 - 80,000
125,000 - 145,000 cbm.
If a master initially responds to a distress but then, in special circumstances, decides not to proceed, what must he then do?
Inform the appropriate search and rescue authorities of his decision and enter the reason in the ship's logbook.
Inform his owners of his decision and resume his passage at the earliest opportunity.
If possible, inform the casualty of his decision and communicate his reasons.
Contact the SAR Mission Co-ordinator and secure his written agreement to the release of his vessel from the operation.
A wire rope lashing is connected to an eye plate by means of a shackle. What is the Maximum Securing Load (MSL) for this lashing?
The Minimum Securing Load of the shackle
The Minimum Securing Load of the eyeplate
The Minimum Securing Load of the wire rope
The Minimum Securing Load of either the wire rope or shackle or eye plate
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.
The IMO Gas Carrier code defines liquefied gases, of which LNG is an example, as those gases with absolute vapour pressure greater than 2.8 bar at a certain reference temperature. What is the reference temperature used in the definition?
15.8 degree C.
37.8 degree C.
100.0 degree C.
25.7 degree C.
Two reference points for pressure exist, absolute zero and atmospheric pressure. What do you call pressures measured relative to atmospheric pressure?
Absolute pressure
Gauge pressure
Atmospheric pressure
Pressure drop
What, by definition in the International Collision Regulations, is a "vessel restricted in her ability to manoeuvre"?
A vessel which through some exceptional circumstance is unable to manoeuvre as required by the Rules and is therefore unable to keep out of the way of another vessel.
A vessel which from the nature of her work is restricted in her ability to manoeuvre as required by the Rules and is therefore unable to keep out of the way of another vessel.
A vessel engaged in underwater work, such as the laying, picking up or servicing of a pipeline, or which is in support of diving operations, performing dredging and mine-clearance or is deploying or recovering a pilot.
A vessel which because of her draught in relation to the available depth of navigable water is restricted in her ability to deviate from her course and keep out of the way of another vessel.
On a General Cargo ship all wire strops used for cargo work must be marked with what?
The diameter of the strop in millimetres (mm)
The SWL and certificate number
The name of the manufacturer
The stevedoring company
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
An OBO or O/O vessel is carrying dry cargo, but has been constrained to retain her slops in the slop tanks under an inert gas blanket. On the inert gas line common to the cargo holds and slop tanks we should:
Close valves leading to the slop tanks only?
Insert a blank flange on the line between the slop tanks and the rest of the cargo compartments?
Close all valves leading to all compartments?
Leave all tank valves and mast riser valves open for good ventilation?
This online test consists of 90 random questions from CES 5.1 tests on a topic of your choice.