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Heim Online-Tests CES Chemical tanker MASTER / Ch-Officer Test online CES 5.1 for MASTER / Ch-Officer, Chemical tanker vessel
Online-Test: Test online CES 5.1 for MASTER / Ch-Officer, Chemical tanker vessel
Online-Test
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*B Class divisions in ships are constructed so that they are capable of preventing the passage of flame to the end of a standard fire test held for:
45 minutes
15 minutes
30 minutes
60 minutes
*Which bulkhead is the most efficient to fight against spread of fire?
Class D bulkhead
Class A bulkhead
Class B bulkhead
Class C bulkhead
*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 type of nozzles for fire hoses can be provided aboard ships?
Spray type only, incorporating a shutoff
Jet type only, incorporating a shutoff
Dual purpose (jet/spray) type incorporating a shutoff
All of the above types can be provided
In a smoke filled alleyway, where will the cleanest air be found, and how should you proceed out?
Near to the lower part, therefore sit down and wait for the rescue party
Near to the deck, crawl out keeping your face as near to the deck as possible
It will be the same in all the parts, therefore you should just leave as quickly as possible
Near to the upper part, stand as tall as possible and walk out
wire antenna of 12 metres long is probably:
Don't know
a MF/HF-antenna
a VHS-antenna
an Inmarsad-antenna
Which class of emission is used for FEC NBDP transmissions ?
G3E
F1B
G2B
J3E
Which one of the listed requirements regarding radiotelegraph installations for lifeboats do not correspond to present regulations?
The transmitter shall be fitted with an automatic keying device for transmitting radiotelegraph alarm and distress signal
If practicable, an antenna supported by a kite or balloon shall be provided
Reserve accumulator battery for two hours normal use to be provided
The installation shall be so designed that it can be used in an emergency by an unskilled person
A personal call means that:
Don't know
the applicant on board request the coastal station to bring about a conversation with a shore subscriber by means of a scrambler
the applicant on board request the coast-station to personally guard the conversation with the shore subscriber
the applicant on board wishes to have a conversation with a person whose name is known
When a message is sent by the Inmarsat—C installation to an Internet e-mail address, the land charge is:
dependent on the ‘chargeband'
dependent on the destination
independent of the destination
Don't know
What is a MSDS ?
The captain`s diary which contain all information regarding the crew. It should be posted in public areas so the crewmembers have access to the necessary information.
A publication which contain all information regarding the company`s requirement for the shipment of the product in question. It should be posted in public areas so the crewmembers have access to the necessary information.
A publication which contain all information regarding the cargo owner`s requirement for the shipment of the product in question. It should be posted in public areas so the crewmembers have access to the necessary information.
A publication which contain all information regarding the product in question and should be posted in public areas so all crewmembers have access to the necessary information.
The (auto)ignition temperature is that temperature at which .
A fuel if ignited will continue to burn
A fuel begins to give off explosive vapors
A 1% mixture of the fuel with air will explode
No spark or flame is required to ignite gas or vapor
When loading bulk liquid cargo, what is the first action you should take if a cargo valve jammed open?
Unplug the deck scuppers.
Order the dock man to shut down.
Call the owner, operator, or terminal supervisor.
Run out the vessel's or terminal's fire hose.
For how long time must the printout from the Oil Discharge Monitoring Equipment (ODME) be retained onboard?
Six months
Three years
Four years
Two years
MARPOL 73/78 - Annex V. Disposal of garbage outside "Special Areas". After unpacking spares, you are left with a limited amount of packing materials. What will be the nearest distance to land for disposal into the sea of this materials?
50 miles
25 miles
3 miles
12 miles
Your vessel is moving in Panama Canal waters. When must a crew man, capable of and ready to operate the anchors, be on the forecastle?
When passing through the Gatun Lake
When passing through Gaillard cut
When anchoring in Gatun Lake only
When a Panama Canal pilot is onboard
At an inspection of the radio station on board abroad:
The official log book must be shown
The skills of the radio-operators may be tested
The inspection will be in accordance with rules there
The operating certificates of the radio operators must be shown
The continuous listening watch on VHF-channel 16 on board of a ship:
must also be kept after the implementation of GMDSS
is no longer required since 1 February 1992 because of the implementation of GMDSS
may expire when a vessel is equipped with the present DSC wait integral in the VHF installation
Don't know
By frequency is meant:
number of vibrations
time lapse of vibrations.
number of vibrations per unit of time
Don't know
Radio waves used in satellite communication are not affected by ionosphere because:
A disc aerial is used
The frequency of the radio waves is too high
Their power is too high
TDM-signals are used
MF communication is usually provided by :
none of the above
sky wave
ground wave
space wave
Define the class of emission J3E :
Radiotelephony - Single sideband full carrier
Radiotelephony - Phase modulation
Radiotelex and DSC - Phase modulation
Radiotelephony - Single sideband suppressed carrier
Define the class of emission F1B :
Radiotelephony - Single sideband suppressed carrier
Radiotelex and DSC - Frequency shift keying of sub-carrier with error correction
Radiotelephony - Frequency modulation
Radiotelex and DSC - Frequency shift keying of carrier with error correction
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 service and maintenance of life-saving appliances correspond to present regulations?
Maintenance and repair of all life saving equipments shall be carried out by the certified ship staff only
Instructions for onboard maintenance of life-saving appliances in accordance with the regulations shall be provided
Maintenance and repair of all the life-saving equipments will be carried out ashore in work shop only
At least one member of the crew shall hold a repairman certificate for life-saving equipment
Which item among those below is included in the normal equipment of every liferaft ?
one boat-hook
one searchlight which can work continuously for not less than 3 hours
an efficient radar reflector (or radar transponder)
two painters of a length equal to not less than the distance from the stowage position of the liferaft to the waterline
Which item among those below is included in the normal equipment of every lifeboat ?
one immersion suit for each person
sea-charts and navigating equipment
a VHF transceiver
a jack-knife attached by a lanyard
What is the meaning of this symbol ?
Start water-spray
Start engine
Start air supply
Lower lifeboat to water
Which of the following detailed explanations should be mentioned in the Training Manual ?
The use of escape routes and other escape methods
The use of navigational equipment for survival crafts
The use of all survival equipment
The use of surface to air visual signals to be used by survivors
When reasonable and practicable, how often shall rescue boats be launched with their assigned crew aboard and manouvered in the water?
Every week
Every three months
Every two weeks
Every month
At least how often shall rescue boats (MOB) be launched with their assigned crew and manouvered in the water?
Every three months
Every week
Every month
Every two weeks
Which of the following items do not necessarily have to be included in an abandon ship drill? (SOLAS III/18.3.4)
Checking that passenger and crew are suitably dressed
Starting and operating radio life-saving appliances
Starting and operating lifeboat engines
Checking that lifejackets are correctly donned
What should be carried out before entering the pump room?
Run the ventilation for at least 15 minutes
Notify the Chief Officer or officer on duty
Always carry a walkie talkie with you into the pump room and call for help immediately if you start feeling dizzy
Notify the Chief Officer or officer on duty and run the ventilation for at least 15 minutes.
In the chemical trade the acceptable means of cargo line segregation in case of two non-compatible products is:
By a single blank flange?
By double valve segregation using sluice valves only?
By double valve segregation?
By double blank flanges with a drain between them?
What is an independent cargo tank ?
It`s a cargo tank where all piping or venting piping are seperate and in no way connected to other systems.
It`s a cargo tank where both vent pipies and cargo pipes can be common with other systems.
It`s a cargo tank where all cargo piping are seperate but vent piping can be common with other systems.
It`s a cargo tank where all vent pipies are seperate but cargo pipes can be common with other systems.
To accommodate expansion of piping on the deck of a chemical tanker the following are fitted:
Flanges on the pipes at frequent intervals?
Extra strong pipes that can withstand the forces of expansion?
Natural bends at intervals?
Expansion glands?
Why are all RoRo passenger ships divided into vertical ’zones’?
There is one fire team in each zone
All vertical zones are separated with watertight doors, which will be closed in the case of a grounding, etc.
Vertical zones are fire zones which can be divided from each other with fire doors. In case of fire, all fire doors in front and aft of the fire will be closed to prevent spreading of smoke/fire.
Vertical zones are separated with fire doors which will be closed automatically when the fire alarm start.
LNG carriers are fitted with a deck water spray system? In addition to providing protection against fire and protection for the crew and cooling in the event of a fire in the cargo area, what is the other main purpose of having this system?
To heat the cargo area in case of a cargo spill incident.
To make it easier for the crew to keep the decks clean.
To extinguish fires inside the cargo tanks.
To flush cargo spill overboard and protect crew in case of a cargo spill incident.
Every passenger ship is required to carry:
A rescue boat capable of being launched by the assigned crew in 5 minutes
A fast rescue boat capable of being launched when ship is still making headway
A fast rescue boat capable of being lowered when the ship is at anchor
There is no requirement of any rescue boat
In which of the following areas of the holds of a bulk carrier is cargo residue unlikely to be concealed?
Recesses below manhole covers
Upper sections of ship's frames
Bilges
Bulkhead corrugations
Metal particles are found on the magnetic element of the main turbine lubricating oil filter. Which of the options is the most likely source of these particles?
Damaged reduction gearing.
Damaged blades on turbine rotor.
Damaged rotor journal.
Damaged rotor bearing shell.
Substances, materials and articles shall be stowed as indicated in the Dangerous Goods List of the IMDG Code, in accordance with a series of stowage categories. How are those categories designated?.
10 categories, numbered 1-10.
5 categories, labelled A-E.
Three categories, numbered I, ii and iii.
10 categories, lattered A-K (excluding I).
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
Ship's generators must be synchronised before they can be connected to the same supply network. Prior to synchronising, the generator voltage and frequency are respectively adjusted by:
Voltmeter and frequency meter
Synchroscope and speed governor
Speed governor and load power factor controller
AVR and speed governor
When work must be done on High Voltage equipment, it is vital that the equipment is earthed (grounded) after isolation procedures have been carried out. Why is this?
To provide a reference point, and so ensure accuracy of any test results.
To ensure that the equipment does not overheat due to currents circulating through earth (ground).
To ensure that no energy remains in the system and that it cannot be recharged by external influences.
To ensure that it is dead, even if there was a flaw in the isolation procedure.
What pressure is present in the crankcase of a vapour compression refrigeration compressor?
The same as the discharge pressure.
The same as the atmospheric pressure.
The same as the lubricating oil pressure.
The same as the suction pressure.
A vessel's cargo spaces have been cleaned following discharge of a cargo of onions. However a smell of onions still persists. Select the action that should be carried out before the space can be considered as ready for the next refrigerated cargo from the options given.
Wash down the space with clean fresh water.
Ventilate the space.
Wash down the space with an approved agent such as 6% hydrogen peroxide.
Wash down the space with a scented detergent (lemon or pine).
What initial simple action can be taken to reduce the oxygen content of boiler water?
Increase the blowdown.
Increase the boiler pressure.
Raise the feed water temperature.
Lower the feed water temperature.
What is the best method to use to remove heavy scale and fouling from the plates of a heat exchanger?
Use wire-brush, metal scrapers and chipping guns.
Renew the plates.
Use high-pressure cleaner with abrasive additives.
Soak the plates in a recommended cleaning solution and then use a soft brush or pressure cleaner.
What is the function of a Ship’s Register?
Gives the name of the charterer
Used to gain a mortgage for buying a ship
Shows vessel is constructed safely
Proves the name of the owners of shares in the ship and nationality
The Inert Gas Plant shall be capable of delivering inert gas with an oxygen content of not more than?
Max. 5% oxygen
Max. 8% oxygen
Max. 10.8% oxygen
Max. 2% oxygen
What would rolling indicate, on a vessel loading logs on deck?
Increasing capsizing moments
The onset of synchronised rolling
An approaching angle of loll
Zero GM
You are in charge of a night bunkering operation. The delivery rate from the supplier is high and you are filling six tanks simultaneously. You loose track of the progress of the operation and feel that you are loosing control of the situation. What action should you take?
Stop bunkering, and establish facts, before bunkering is resumed
Request a reduction in the delivery rate to try and gain some time.
Prepare yourself and the crew for an overflow.
Open more tanks to slow down the filling rate of individual tanks.
What is normally meant by the term 'flammable range' in relation to liquefied gas cargoes carried at sea?
It is the maximum distance from a flammable mixture of the gas that an ignition source could be to still cause the mixture to ignite.
Range between the minimum and maximum concentrations of gas in air which form a flammable mixture.
It is the minimum distance from a burning mixture that other objects or personnel need to be to avoid being burnt.
It is the vertical height that the flames of the burning gas would reach in still air.
What is the minimum number of ”Firemen’s outfit” on gas tanker, above 5,000 m3, carrying flammable products?
2 sets of Firemen’s outfits
4 sets of Firemen’s outfits
3 sets of Firemen’s outfits
5 sets of Firemen’s outfits
When general cargo is damaged during heavy weather on a General Cargo vessel, which of the following persons should attend on board at the next port?
Surveyor representing the consignee
Class surveyor
Surveyor representing the vessel's hull & machinery underwriters
Surveyor representing the vessel's P. & I. Club
A 3-phase induction motor is rated at 200 A Full loadline current. Its initial direct- on-line starting current will be approximately:
5000 A
1000 A
200 A
100 A
What is the most utilised pump type for cargo discharge on a gas carrier?
Displacement pump.
Booster pump.
Hydraulic driven centrifugal pump.
An electrical operated submerged centrifugal pump.
Where should containers with fishmeal cargo be carried?
On deck away from sunlight
Separated from class 4.2 containers
On deck
Under deck
During overhaul of some plate type compressor valves the engine room rating is asked to clean the valve plates and seat. Some of the valve plates are heavily marked. What action should be taken?
Skim the valve plates in the lathe to remove all of the marks.
Discard the defective valve plates and replace them with new spares.
Dress the valve plates up using a portable grinder.
Use coarse grinding paste to remove the marks from the valve plates as quickly as possible.
Maintenance of lifeboats and davit arrangements is routine work onboard. Why should you not carry out this type of work alone?
There might be a risk of falling even though harness and lifeline is used. A second person should always stand by to assist with tools etc. and other practical arrangements.
If you need something to drink, the second person can get it for you
It is boring to work alone and you should be able to chat with colleagues while working
If the person working on the lifeboat falls over board, the second person can lower the lifeboat and prepare pick-up immediately
To whom should you report when the bow port or stern ramp is closed and secured?
The Safety Officer
The Master
The Chief Engineer
The bridge/ Officer on watch
Which regulations require supervising the embarkation of persons on board ro-ro vessels?
The Safety Of Life At Sea (SOLAS) Convention
International Labour Organization (ILO) standards
Standards of Training Certification and Watch-keeping (STCW) Code
The International Ship and Port Facility Security (ISPS) Code
The exhaust gas temperatures of all cylinders of a diesel engine are seen to be high. Select, from the options given, the most likely cause of this.
Poor fuel oil quality.
High wear rate in one of the fuel injection pumps.
One of the fuel cams is worn.
Insufficient cooling of the main bearings.
This graphical symbol is a logic gate. Which gate?
AND
OR
NOR
NAND
With regard to the IMDG Code what do Calcium Oxide (UN No. 1910), Magnetized Material (UN No. 2807), Sodium Aluminate (UN No. 2812) and Battery Powered Equipment (UN No. 3171) have in common?
They are listed as Corrosive Substances - IMDG Class 8
They are not listed in the IMDG Code
Due to their characteristics they may be shipped in open top containers
They are not subject to the provisions of the IMDG Code but may be subject to provisions governing the transport of dangerous goods by other modes
When would you not expect large roll amplitudes on a Panamax container ship?
When the ship is experiencing near head seas.
When the ship is experiencing seas 45? on the bow.
When the ship is running before the seas
When the ship is experiencing beam seas
Indicate the correct name of the tool on the sketch:
Chisel
Drill press
File
Shaping machine
What will happen to the temperature in a cargo tank loaded with LNG if the vapour pressure is reduced by removing more vapour than is generated?
The LNG temperature will decrease.
The LNG temperature will remain the same, but the pressure will increase.
The LNG temperature will increase.
In order to make up the equilibrium pressure corresponding to its temperature, the vaporisation will accelerate because of increased heat.
What do we measure with an explosimeter?
With an explosimeter we measure 0-20/0-100 % LEL hydrocarbons.
With an explosimeter we measure 0-21 % Oxygen content.
With an explosimeter we measure 0-2 % volume hydrocarbons.
With an explosimeter we measure 0-20/0-100 % volume hydrocarbons.
What will happen if you overload the plate in a microwave?
Standing time will need to be doubled.
You will need to double, or even treble, cooking times and accept that the outer parts of the food will be overcooked.
Cooking will be uneven and there will be "cold spots" in the food.
The oven will not work in automatic mode.
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
You are in charge of discharging and crude oil washing. What is the maximum allowed oxygen level measured in the middle of the ullage space in a tank during crude oil washing? (IMO Reg)
10%
8%
3%
5%
When maintenance work is to be carried out on an electric motor driving a centrifugal water pump with automatic start, should you;
Ascertain from the senior watchkeeper if it is okay to start work, isolate the valves then commence work.
Set in local control, isolate the suction and delivery valves then commence work.
Isolate the suction and delivery valves then inform the electrician that you are starting work.
In conjunction with the senior watchkeeper and electrician, isolate valves, electrical supply, automatics and post 'Do not operate' signs before commencing work.
What should be done immediately after discharging is completed?
Switch off the lights and close all fire doors
Wash the car deck
Inspect ro-ro decks. Wipe up spill such as oil or water from the deck and clear up lashing equipment
Paint the lanemarks
What is the meaning of the term purification?
Separation of solid contaminants from a liquid.
Cleaning a liquid.
Separation of two insoluble liquids with different densities, and at the same time removing of solids.
Operation as the 2.nd separator in a serial system.
What does the Captain think about the Chief Mate's question?
He wants the OS to train as helmsman today, because they are sailing in open waters and there is not much traffic in the area
He does not want to train the OS as helmsman because there is too much traffic in the area
He does not want the OS to go on watchkeeping duties next week because they are sailing in open waters
He thinks, it is not a bad idea to sail in open waters because the traffic in sparse
Why is it important to remove all traces of salt after washing the cargo holds of a bulk carrier?
Because salt will contaminate the next bulk cargo
If not done, surveyors at the load port will be unable to properly inspect the cargo holds
Because salt encourages the corrosion of steelwork
To prepare the steelwork for painting during the ballast passage
When a submerged centrifugal cargo pump is being run at too high a speed during discharge of a viscous cargo, the pump may start racing, causing a heat build-up around the suction, possible localised solidification of the cargo and consequent damage to the pump. What term is applied to this problem?
Synthesis.
Cavitation.
Aggregation.
Gravitation.
We say the centrifugal pump cavitates when:?
When the liquid accelerates from the suction side.
When the NPSH is variable.
A reduction of the flow.
We have negative pressure on the inlet side of the pump.
How often shall the master review the safety management system?
Annually
Every month
Every 5 years
Bi-annually
For what purpose do we have booster pumps on the cargo discharge line onboard gas carriers?
On gas carriers we have booster pumps on the cargo discharge line to increase the discharge pressure and reduce the cargo temperature.
On gas carriers we have booster pumps on the cargo discharge line to increase the discharge line pressure above shore back pressure.
On gas carriers we have booster pumps on the cargo discharge line to easily reduce the flow and pressure to shore line.
On gas carriers we have booster pumps on the cargo discharge line to increase the discharge rate to shore.
What prevents hatch cover panels from lifting in a seaway on a General Cargo vessel?
The hatch compression bars
The hatch cover hydraulic system
The hatch cover cleats and cross-wedges
The hatch cleats
What are safety cones used for on a RoRo vessel,?
Guiding vehicles while parking on board
Guiding vehicles onto and off the loading ramp
All of the alternatives
What happens to green vegetables when exposed to the presence of ethylene gas?
They turn yellow
They develop aslightly salty taste
They develop a deeper green colour
They become resistant to mould and may be kept for longer
In most colour coding systems for kitchen knives, what colour is used only for knives used in the preparation of raw fish?
Green.
Brown.
Red.
Blue.
U-tube manometers are often used to measure differential pressure. Which of the listed pressures is U-tube manometers mostly used for?
High differential pressures
Low differential pressures
Absolute zero pressure
Cargo pressure
On modern chemical tankers, nitrogen is often used to achieve a super-dry atmosphere within a cargo tank prior to loading. Sometimes however, equipment delivering a special air supply is fitted and available for this same purpose. What does this equipment do?
It injects nitrogen into the air.
It supplies super-cooled air.
It filters carbon-dioxide out of the air.
It supplies de-humidified air.
You are in charge of loading a crude oil cargo at a terminal which employs a Vapour Emission Control System (VECS). What should you do if the flow of gas to shore reaches the maximum declared capacity of the system?
Open the mast riser vents to relieve the excess pressure and bring the flow within the declared range.
Communicate with the terminal and request a controlled reduction in the loading rate until the flow again comes within range.
Reset the lifting pressure level on the Pressure / Vacuum valves to allow them to release more vapour to atmosphere.
Say nothing and hope nobody notices, so that loading is completed as soon as possible. .
Which of these statements about profiling is correct?
Check the ID of all visitors and some crew prior to boarding.
Pay less attention to body language and behaviour and more attention to answers to questions.
Use only open-ended questions.
Verify that answers to questions match up with what’s already known about the person being questioned.
Dieser Online-Test besteht aus 90 zufälligen Fragen aus CES 5.1-Tests zu einem Thema Ihrer Wahl.