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Heim Online-Tests CES Oil tanker 2nd-Off / 3rd-Off Test online CES 5.1 for 2nd-Off / 3rd-Off, Oil tanker vessel
Online-Test: Test online CES 5.1 for 2nd-Off / 3rd-Off, Oil tanker vessel
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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
*Besides certain other factors, a BOILOVER takes place:
When the product is a combustible liquid
If the tank has a floating roof
When the container is nearly full
When the container also contains water
In case of a fire inside the Acetylene-line in the ac/ox gas welding equipment, what action is deemed necessary?
Close valves on Acetylene bottle(s).
Close Acetylene valve in the workshop.
Close Oxygen valve.
Close the valves on both the Acetylene and the Oxygen bottles.
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
*What precautions are necessary to prevent soot fires in the exhaust boiler ?
Hose down the smoke side at regular interval
Clean the smoke side regularly with soot blower equipment
Clean the smoke side with chemicals
All the mentioned alternatives
What type of nozzles for fire hoses shall be used aboard ships? (SOLAS II-2/4.8.4)
Jet type
Spray type
Dual purpose (jet/spray) type incorporating shutoff
Dual purpose (jet/spray) type
*At what time must an automatic sprinkler fire-extinguishing system be capable of immediate operation?
At night-time only
At all times
During navigation only
In ports, if there is less than three responsible members of the crew on duty
*Which of the following hose lengths corresponds best to the most common ones found onboard?
30 m
5 M
10 m
20 m
*In cargo ships of less than 1000 gross tonnage the number of fire hoses (not including any hose required in any engineroom or boiler room ) must be:
One for each 10 m length of the ship plus one spare
To the satisfaction of the administration
One for each 10 m length of the ship
Four plus one spare for each deck
*Which of these series of sizes corresponds to the international standard for nozzles
10 mm and 20 mm
10mm, 20 mm and 30 mm
12 mm, 16 mm and 19 mm
5 mm, 10 mm and 20mm
The pressure in a flexible hose must be set up
Before it is being laid down
After it has been laid down
All answers are correct
While it is being laid down
If a coast-station doesn’t answer a call on VHF working channel or doesn’t send a reply signal:
You can repeat your call after 2 minutes
You can repeat your call immediately when convinced that no other radio traffic is interfered with
You must call on another working channel
You must call on distress channel
Unfortunately an insect has become lodged in the ear. How to remove the insect?
By using a Q-tip and carefully try to get the insect out
Gently flood the casualty's ear with terpid water so that the insect will float out.
Hold one hand across your nose and blow hard. Since the nose-channel is closed, the air will escape through the ears instead. And so will the foreign body.
By using rubber vacuum pump and suck the foreign body out.
Your vessel is going alongside a pier. Two tugs will assist at the mooring. How would you use the tugs, and at which position?
Pushing on ship-s flat side and make fast in the vessel for pulling if needed
One made fast forward for pulling, one pushing aft
Fast FWD and AFT in center lead
Pushing on ship-s flat side not made fast to be able to move in best position if needed
The vessel has weighed the anchor and is heading for sea. The anchor is to be stowed in position. How?
The anchor to be as far inside hawsepipe as possible and secured by cable stopper
The anchor to be all way in the hawsepipe and secured by the brake
The anchor to be all way in the hawsepipe and secured by brake on winch and wire/chain stopper
The anchor to be all way in the hawsepipe and secured by wire lashings only
What would be the stopping distance of a VLCC when proceeding at 8 knots in deep water and the engines are put 'Full Astern'?
8 nautical miles
4 nautical miles
15 ship lengths
Varies, but can be determined from trial data
The ship has a right-handed propeller and is swinging to starboard when the engines are slow ahead and the rudder is to starboard. The engines are stopped and the rate of swing rapidly slows down. How could the swing to starboard be maintained without the ship making much headway.
Astern on the engines will allow Transverse Thrust to continue the swing
By applying the rudder hard over to starboard and going ahead on the engines.
The only effective method is by using the bow thruster to push the bow to starboard.
Transverse Thrust will reduce the swing and therefore a kick ahead is necessary with full starboard helm applied.
The ship has completed a 360 degree turn at full speed in deep water. The ship is now to repeat the turn at full speed in shallow water. What will be the difference in the turning circle diameter?
The turning diameter will be smaller in shallow water
The turning diameter will be the same for all depths
The turning diameter will be increased in shallow water
It will be the same provided the UKC is 25%-50%
When should operational checks on navigation equipment be done?
As often as possible
When time allows
When errors are indicated
Regularly, when preparing for sea and entering port
What is most important when preparing for emergencies?
That people listen to orders given.
That people are well trained.
That people know where to find designated equipment.
That people know where to muster.
Give the meaning of this symbol:
lifebuoy with light and smoke
lifebuoy with light
lifebuoy with automatic parachute flare
lifebuoy with line
Give the meaning of the following symbol:
inflate liferaft
muster station to liferaft
lower liferaft to water
liferaft
A lifebuoy is constructed to withstand a drop into the water from a height of:
30 m
4,50 m
18 m
10 m
*Which of the following duties shall be included in the "muster list" as being assigned to members of the crew ?
operation of the vessel's propulsion system
preparation of manoeuvres intended to ease launching of the survival craft
preparation of immersion suits for the ship's passengers
equipping of the survival craft
Which item among those below is included in the normal equipment of every rescue boat ?
one set of fishing tackle
watertight receptacles containing water for each person
two tin-openers
one whistle or equivalent
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.
Which one of the listed radio distress frequencies is reserved for survival crafts?
156.8 MHz
8364 kHz
2182 kHz
500 kHz
What is the meaning of this symbol ?
Start water-spray
Start air supply
Lower lifeboat to water
Embarkation ladder
Who is the leader of the lifeboat drill (abandon ship drill)?
Sen.Off.Engine.
The appointed lifeboat commander.
The first member of the crew arriving at the survival craft.
Sen.Off.Deck.
How is the painter attached to the lifeboat released once the boat is waterbone and ready to leave?
Remove the toggle which will release the painter
Cut it with the axe provided
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
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?
Correct donning of fire protective clothing
The use of oars and sails for survival crafts
The method of release from launching appliances
The use of navigational equipment for survival crafts
A ship is fitted with davit launched liferafts. How often should onboard training take place, including, when practicable, the inflation and lowering of a liferaft?
Every year
Every four months
Every three months
Every month
How often should normal testing of the cooling water be done?
Once a month.
Every 2.nd week.
Every day.
Once a week.
What will alarm cargo receivers to the possibility of cargo damage on a Bulk Carrier?
Commencing discharge without presentation of bills) of lading
Disallowing cargo interests on board
Commencing discharge in the absence of a cargo surveyor
The presence of hatch cover sealing tapes
Who is responsible for maintaining the vessel's structural strenght?
The Flag State Administration
The Master
The Shipping Company and the Classification Society
The Shipyard
Why should wet cloths not be used for carrying hot cooking pans?
Because Health and Safety regulations prohibit the use of a wet cloth within 2.5 metres of a galley range.
Because they conduct heat quickly and may cause scalding.
Because a cloud of steam will be generated and the person carrying the pans may find it difficult to see where he is going.
Because the mositure will transfer to the pan and cool the contents.
How many Working Environmental committee members should be elected on a ship with a crew of 13 members?
2 members.
0members
1member
5 members.
What would you suspect has happened if the lubricating oil for an air compressor has a milky white appearance?
Water contamination of the oil.
Wrong grade of oil has been used.
Oil temperature has been too high.
Air contamination of the oil.
You have just started to load Dicyclopentadiene to 5 port and starboard cargo tanks, but no cargo seems to be coming into the tanks. What will you do?
Stop cargo - notify the Duty Officer and / or the terminal dependng on the agreed communication procedure. Re-check the lines, valves and connections carefully, bearing in mind that there might be a build-up of pressure. Advise as appropriate.
Open the main lid on the tank and use a flashlight to try and see if there is a problem with the pump or line inside.
Carefully slack the bolts back on the connections, working initially on the off-shore mainifold, to determine how far the pressure extends in the ship's pipeline system, to determine which valve is giving the problem.
Re-check all valves. Just say nothing and open it, if one is found closed.
What will happen with the interface in the bowl, if the flow is too high?
The separation of the oil is bad.
The separation of the oil is good.
Will have no effect on the interface.
Broken water seal.
What is a low location lighting system?
A system displaying the escape route from all cabins by light points in the ceiling, powered by battery
An illumination system for all corridors in cabin areas
A light system powered by battery or fluorescent signs mounted at deck level indicating the way to the nearest exit
An emergency illumination system that illuminates all deck areas to a minimum
At what time should lashings be released?
The crew can release lashings prior to arrival to avoid any delays.
As soon as the weather conditions are favourable, lashings can be released.
Lashings should be released when the ship enters enclosed waters.
Lashings should not be released for unloading before the ship is secured at the berth, without the Master's express permission.
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.
A spare cylinder head for the generator needs to be lifted from its storage cradle to the generator flat. Because of its location the engine room crane cannot be positioned directly above it. What method should be used to bring the cylinder head into position?
Attach the crane hook to the lifting gear for the cylinder head and drag it across the deck until it is directly under the crane.
Use crow bars to lever the cylinder cover across the deck until it is in position below the crane.
Use a block and tackle to drag the head across to a position beneath the crane.
Rig chain blocks to lift the cylinder head from its cradle and then transfer it gradually over to the crane hook by working the chain blocks.
A General Cargo Vessel is loading and rain starts to fall; what action should be taken by the OOW ?
Cargo operations would only be stopped if cargo bagged grain
Rain should not affect cargo operations
In all cases of rain cargo operations should stop unless Master authorises operations to continue
Only Port Authorities can make decision to stop cargo operations
A cargo of chilled meat is being loaded into the cargo space of a reefer vessel and the stow will extend 3.5 metres upwards into the coaming in way of the hatch square. Select, from the options given, the best method to adopt to achieve satisfactory carriage of this cargo.
Construct a false deck out of plywood sheets to reduce the load on the lower tiers.
Lay plywood sheets at approximately mid-height of the stow to reduce the load on the lower tiers.
Construct a false deck made of pallets to reduce the load on the lower tiers.
Ensure a tight stow to resist crushing of the lower cartons.
A general cargo vessel is loading to summer loadline marks; where should be the final level of water ?
The top of the winter mark
The mid point between the summer and the tropical mark
The bottom of the summer loadline mark
The top of the summer loadline mark
How many lifejackets are required in a passenger cabin?
At least 2
Same number as beds in the cabin
Non, they will be handed out at the muster station
Twice the number of beds in the cabin
What is the situation of this vessel?
This vessel is not under command, but is making way through the water.
This vessel is aground.
This is a vessel constrained by her draft.
This vessel is not under command and stopped in the water.
On a Container vessel, what should a crew member do if a tank container on deck is found with a leaking valve?
Close the leaking valve
Wash away the leaking contents immediately
Raise an alarm
Report it immediately to the duty officer
Who is responsible for supervising stevedores during cargo operations?
The master
The duty officer
The chief officer
The stevedoring foreman
Why is it important to have an efficient fire patrol system on board passenger ships?
To ensure that an outbreak of fire may be prompltly detected
To control that passengers adhere to smoking regulations on board
To verify that the automatic fire-detection system is working properly
To show passengers in public areas we are on duty 24 hrs
Measurement of oil cargoes is often achieved with a "UTI" device. What do the letters "UTI" stand for?
Uniform Tank Indicator.
Uncorrected Tank Innage.
Ullage Topping Instrument.
Ullage Temperature Interface.
What is done at a Quadrennial Thorough Survey?
Derricks are tested and parts of derricks thoroughly examined
Deck cranes are tested and their parts thoroughly examined
Deck cranes are tested
Derricks are tested
What is a system employing a single common freshwater cooler (cooled by means of seawater) called?
High temperature freshwater system
Central cooling system
Common cooling system
Low temperature freshwater system
A walk-in refrigerator has been out of use for several weeks and needs cleaning. It has been closed for a long time because there is a suspicion that there may be a small gas leak from the cooling system. What should you do?
Hold your breath as you enter, locate the gas leak and stick a bit of tape over it.
Seek advice from ther ship's safety officer who will perform a risk assessment and advise on any precautions necessary.
Nothing special - it's only a refrigerator and everything will be OK.
Get someone to come inside the refrigerator with you.
This circuit consists of two capacitors, C(1) = 6 µF and C(2) = 12 µF, in series. Calculate the equivalent C(S) of the two capacitors.
C(S) = 2 µF
C(S) =18 µF
C(S) =1,5 µF
C(S) = 4 µF
When setting the tappet clearance (rocker arm clearance) on cylinder cover valves it is important that the engine is turned to the correct position. Select, from the options given, the engine correct position for this procedure.
Each cylinder in turn should be at top dead centre position when setting the valve clearances for that cylinder.
Number one cylinder should be at top dead centre position for setting the clearance for all of the valves on the engine.
The engine should be positioned so that the cam follower for the valve for which the clearance is being set is on the cam base circle.
The engine should be positioned so that the cam follower for the valve for which the clearance is being set is on the cam peak.
During start up of a steam plant it is necessary to warm through the steam range prior to use. How should this warming through be carried out?
Open the bypass/warming through valve and then fully open the main stop valve over a period of two minutes to ensure the warming through is completed as quickly as possible.
Using the bypass/warming through line for the main stop valve and with all line drains open to ensure all condensate is removed.
With the line drains closed to avoid losing too much high quality water.
Crack open the main stop valve and keep the drains open.
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.
What is the most common way to control the tank pressure on a LNG tanker?
To let the gas escape through the safety valves.
To transfer the gas to another tank which is at a lower pressure.
To discharge the gas into the atmosphere through the vents.
To use the boil-off gas as fuel for the vessel.
Under what load condition would sootblowing of the boiler tubes be most beneficial?
When the boiler is firing on low rate.
When the boiler burner is off.
When the boiler is firing on medium rate.
When the boiler is firing on high rate.
When we are measuring level of liquids with a conductivity level indicator, the name of the sensing device is:
Electrodes
Displacement probe
Ionization chamber
Capacitance probe
What type of cargo tanks are normally used for the cargo containment system for fully pressurised and semi-pressurised liquefied gas carriers?
Independent Type A.
Membrane.
Independent Type C.
Independent Type B.
What is understood by the term "a Combination Carrier"?
A general cargo ship
A ship designed to carry either oil or solid bulk cargoes
A ship designed to carry bulk cargoes in alternate holds
A ship designed to carry all types of cargoes
How often shall watertight doors in main transverse bulkheads which is in use at sea be operated (tested)?
Daily
Every month
Every two weeks
Weekly
A three phase alternator is connected singularly to the main switchboard. The switchboard instruments show 400 Volts/500 amperes. With a power factor of 0.5 what will be the kW load?
100 kW
57.5 kW
250 kW
173.2 kW
The fire control draft on board is called the «safety plan» and shall be posted onboard. In port, a copy of this plan shall in addition be available from somewhere else. Where shall this copy be available?
Handed over to the surveyors.
At the gangway.
In the engine control room
On the terminal
During 'dry lay up' of a main water tube boiler it is necessary to maintain dry, low humidity environment in the water spaces. Which of the chemicals given in the options would best achieve this condition?
Sodium hydroxide.
Calcium phosphate.
Silica gel.
Hydrazine
What is the correct understanding of the tem "Angle of Loll" when applied to ships stability?
The angle the ship will lie when the ship has a negative GM
The maximum angle to which the ship rolls when rolling in a seaway.
The angle the ship will lie when it has suffered a shift of cargo.
The angle of heel which the ship must reach before suffering progressive flooding through deck ventilators.
Gases, including methane, cannot normally be liquefied using pressure alone once they are at or above a certain temperature. What is the term used for this temperature?
Flash point.
Auto liquid temperature.
Critical temperature.
Liquid temperature limit.
What does the term "Hard a Starboard" or "Hard to Starboard" mean?
Start the ship swinging to starboard.
Do not allow the vessel to swing to port.
The wheel is difficult to turn to starboard.
Put the wheel fully over to starboard.
When considering instrumentation systems, what is a typical symptom of a fault with the span of an instrument?
100% output is accurate, but Zero-point is wrong
Zero-point is accurate, but 100% input is not giving 100% output
Zero-point and 100% are correct, but not at mid - range
Linearity problems
The design features of a container ship with pronounced bow flare, a wide flat transom stern and wall sided amidships section contribute to what occurrence?
Excessive pitching
The ability to shed water very quickly off the decks
Large angles of heel with a large GM
Parametric Rolling
What is the Centre of Floatation of a General cargo Vessel?
The centroid of the ship's waterplane area
The amidships section at any given waterplane
The centroid of the ship's underwater volume
The centroid of the ship's half waterplane area
What is the approximate API gravity of Arabian Light Crude?
30 degrees.
40 degrees.
27 degrees.
33 degrees.
What is fishmeal prone to?
Increasing anti-oxidant levels en route
Liquefaction due to vibration or compression
Moisture absorption
Decreasing anti-oxidant levels en route
A data logger printout is being checked against the sensors in a refrigerated cargo space. The pulp temperature and the return air flow temperature are being considered. It is necessary to identify the return air sensor. Which of the options gives the best description of the normal form that such a sensor would take?
A glass tube filled with coloured liquid.
A metal spike protruding from a rubber base housing which is usually black.
A tube completely covered in a rubber housing which is usually black.
A metal spike with an analogue readout at one end.
What is this?
The identification stamp placed in the passport of a stowaway by an Immigration Officer to indicate that his or her nationality is "unknown".
The "Unitary Nomenclature" symbol placed alongside the name of a dangerous cargo in shipping documents to indicate that it appears on the list of approved international shipping names.
The United Nations stamp used for endorsing international shipping certificates.
The United Nations Packaging symbol used for Dangerous Goods.
What can be measured by means of a manometer?
Strain
Temperature
Pressure
Motion
What is the normal name of the special wire/rope on board the ship used to make a tug fast?
Mooring wire
Tugs rope
Towing spring
Tugs wire
Which of the given options best completes the following statement? You should never attempt to light a boiler until………………….
.. the gauge glass shows the water at normal working level.
... the air register is fully open.
… the furnace purge sequence is completed.
… the feed water pump is running.
The fire integrity of any bulkhead shall be maintained
At the openings and penetrations
Only at the continuous/solid part of the bulkhead
Don't know
Up to 5 meters above the deck level
What is a Fantainer used for?
Carrying dangerous goods prone to condensation
Carrying reefer cargoes prone to condensation
Carrying dry cargoes prone to condensation
Carrying steel coils
Many gas carriers are designed to carry liquefied petroleum gas (LPG). How is LPG defined in the IMO Gas Codes?
LPG is defined as butane and ethane or a mixture of both.
LPG is defined as propane and butane or a mixture of both.
LPG is defined as propane and ethane or a mixture of both.
LPG is defined as propane and methane or a mixture of both.
What measures should be taken when handling mail?
Wear rubber gloves and protective clothing when opening suspicious looking mail.
Open any mail that looks suspicious.
Tear open letters with your hands.
X-ray or scan parcels before opening them.
On a RoRo vessel, what is the Maximum Securing Load of mild steel shackles?
35% of the breaking strength
40% of the breaking strength
50% of the breaking strength
25% of the breaking strength
On the figure 4 possible definitions of the term "FAIRLEAD" are given. Which one is the correct one?
Fairlead is given by A on the figure
Fairlead is given by C on the figure
Fairlead is given by D on the figure
Fairlead is given by B on the figure
What type of vessels are these?
Two vessels engaged in pair trawling
Two yachts in a race
Two minesweepers
Two vessels fishing, but not trawling
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
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