Главная Онлайн-тесты CES Chemical tanker MASTER / Ch-Officer Онлайн-тест CES 5.1 для MASTER / Ch-Officer, Chemical tanker vessel

Онлайн-тестирование: Онлайн-тест CES 5.1 для MASTER / Ch-Officer, Chemical tanker vessel

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Вопрос 1 из 90

What is a hydrostatic release unit?

A unit for inflating the liferaft

A unit which automatically releases all securing when abandoning the vessel

A unit which automatically releases the liferaft/lifeboat at a depth of approx 4 metres

An important part connected to the sea anchor

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

*As a general rule, what is the minimum flash point of an oil used as a liquid fuel on board?

There is no limit

30?C

10?C

60?C

Which of the following are frequent causes of fires in accommodation?

1Smoking in bed. 2 Covering of electric fires with blankets. 3 Overloading electric plugs.

Covering of electric fires with blankets

Smoking in bed

Overloading electric plugs

What other purposes may a fixed fire-detection and alarm system be used for, in addition to fire indication? (SOLAS II-2/13.1.14)

Controlled closing of fire doors

Automatic closing of fire doors

Automatic activation of sprinkler system

None

What are the components of the personal equipment of the fireman's outfit

Protective clothing to protect the skin from heat, burns and scalding

All the items mentioned

Boots and gloves of rubber

A rigid helmet, an electric safety lamp and an axe

A proper working of the 406 MHz Cospas-Sarsat EPIRB can be tested with:

Don't know

test-transmissions from Cospas-Sarsat satellites

regulation monthly test transmissions from RCC ’s

the testing function of the device

What is the required number of hours that a SART's battery must be able to operate the unit in the standby mode?

Three (3) days

Four (4) days

Eight (8) hours

Forty-eight (48) hours

There has been an accident on board. Urgent medical advice is needed. The call is preceded by:

Don't know

MAYDAY (3x)

SECURITE (3x)

PAN PAN (3x)

When sending an OBS (weather report) with Inmarsat one should use Service Code ‘41’. With this address the weather report will always be transmitted to:

KNMI in Holland

Don't know

The meteorological station connected with the CES used

MET office Washington, this office will take care of further dispatch of the weather reports

You are taking fuel on your vessel in the US when you notice oil on the water around your vessel. You are to stop taking fuel and:

Leave the area

Notify the US Coast Guard

Notify the Corps of Engineers

Begin clean up operations

What types of vessels shall carry an approved VRP (OPA-90)

Tanker vessels carrying oil or other dangerous cargo

Tanker vessels carrying oil without segregated tanks

All vessels carrying more than 10 000 gallons of oil , irrespective whether as cargo or bunker

Tanker vessels carrying oil

In case of pollution in US waters, do you always have to notify the National Response Center (OPA-90)

Yes, within thirty (30) minutes

No, only the shipowner can notify NRC

No, not if the local US State Authority is correctly notified

Yes, within three (3) days

If a person is in a state of shock, what of the following is the correct thing of you to do?

Apply hot-water bottles to keep the pasient warm.

Move the casualty as much as possible.

Treat and reassure the casualty and stay with the person at all times.

Be kind to the casualty and give anything to eat or drink at first opportunity.

What should you do with the ashes from your vessels incinerator which had burned garbage containing plastics?

Discharge at sea providing you are more than 25 miles offshore

Discharge to a shore facility only

Discharge at sea providing you are more than 12 miles offshore

Discharge at sea providing you are not in any river or estuary

*Which of the following preventive actions are required by the International Maritime Dangerous Guide Code?

Actions relating to the segregation of the dangerous goods.

Actions relating to the classification of the dangerous goods.

All these actions are required.

Actions relating to the packing of the dangerous goods.

What is the flash point of a Class 3.1 substance?

Lower than -18?C

Lower than 0?C

Lower than or equal to 61?C

Lower than 23°C

*What is the only reliable way of checking that the CO2 cartridge in a dry powder extinguisher is full?

Remove the cartridge and weigh it to check that it has the full weight stamped on it

Check if the seal on the extinguisher release handle is intact

All of the alternatives are reliable methods

Weigh the extinguisher and check that it complies with the weight marked on it

You will anchor a VLCC at a depth of 80 meters in open water with swell. How much chain will you use?

3 shackles

11 shackles

6 shackles

8 shackles

Your ship's initial speed is half ahead and your engine is put full astern. How will the stopping distance be compared to full speed?

It will be much shorter

It will be the same as full speed

It will be much longer

It will differ only slightly

What is important to check when transferring a position from GPS to a chart?

Reading the position correct

Plotting the position correct

Make sure that the chart and the GPS use same datum

Make sure the map is updated

" On area A2 the function "" Transmission of ship to shore distress alerts"" is mainly based on:"

the use of MF DSC

the use of INMARSAT Epirbs

the use of SARSAT COSPAS Epirbs

the use of VHF DSC

Modulation is:

Don't know

to enhance the side bands in relation to the carrier wave

blending LF & HF signals

detecting frequencies

The J3E mode is used:

by broadcasting companies (public broadcasting)

Don't know

for ships-shore radiotelex-traffic on MF/HF bands

for ship-shore telephone-traffic on the MF/HF bands

A frequency of 150 MHz has a wavelength of :

200m

20m

2000m

Define the class of emission G3E :

Radiotelephony - Frequency modulation

Radiotelex and DSC - Frequency shift keying of sub-carrier with error correction

Radiotelephony - Single sideband full carrier

Radiotelephony - Phase modulation

*Which one of the given requirements listed below, regarding survival craft muster and embarkation arrangements, listed below, corresponds to the present SOLAS regulations ?

searchlights to be provided at the launching station

muster and embarkation stations are to be arranged separately to improve working conditions

muster and embarkation stations shall be readily accessible from accommodation and work areas

davit-launched survival craft muster and embarkation stations shall not be arranged to enable stretchers to be placed in survival craft

If a distress signal is received, what would you do?

Post extra look-out.

Contact SAR Authorities via nearest coastal Radio station.

All of the alternatives together.

Try to make contact with the vessel in distress.

Which one of the listed requirements regarding life-saving appliances corresponds to present regulations?

All prescribed life-saving appliances shall be made of non-combustible or fire retardant material

All prescribed life-saving appliances shall have marking in red colour

All prescribed life-saving appliances shall be of such a colour that they are in contrast to the surrounding colour

All prescribed life-saving appliances shall be fitted with the manufacturers name and Logo

*Give the meaning of the following symbol

Start air filling of the liferaft

Start air filling of the davit launched liferaft

Start air supply

Start ventilation of the lifeboat

Referring to the SOLAS convention, how often should a crew member on a cargo ship participate in one abandon ship drill and one fire drill?

Every second week

Monthly

Weekly

This is only required when he joins the ship

How much can the concentration of oxygen in the air decrease before it is dangerous to stay in the atmosphere without breathing apparatus?

5 - 10 %

21 %

10 - 15 %

2 - 3 %

Anyone of the crew who is assigned to watch duties in ports has a number of important tasks to carry out. Which one of the listed tasks has to be included in the watchman's duties?

Checking the trim of the vessel.

Checking the moorings for tightness/slack.

Checking the number of persons entering/leaving the vessel.

Checking the safe and secure handling of cargo.

Cross-flooding fittings shall be operable from:

The engine room

The section where the unsymmetrical flooding occurs

Above the bulkhead deck

The bridge

Are membrane tanks designed for carrying of gas of ambient temperature?

No, membrane tanks are normally designed for transport of fully refrigerated cargoes.

Yes, if tank fitted with primary- and secondary membranes.

Yes, if the membrane is more than 50 mm thick.

Yes, if the membrane tank is designed for high pressure.

At what number of crew members is it mandatory to have an Working Environment Committee on board?

Minimum four crew members.

Not mandatory.

Minimum eight crew members.

Minimum twelve crew members.

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).

What is the purpose of the cylinder head safety valve?

To adjust the cylinder pressure to a safe working pressure.

To relieve excessive high pressure in the cylinder to protect the engine from being damaged.

A valve for safety stop (emergency) of the engine.

For indication of engine being overloaded.

Which of these is not covered in the chain register?

Deck cranes

The engine room gantry crane

Derricks

The gangway winch

What should be the first indication that the engineroom watchkeepers get that there is oil or water leakage in the engineroom??

They should see it on the tank top or in the bilge well during regular inspections.

Bilge alarm should sound

A low level alarm should sound for one of the oil or water tanks.

They should hear the bilge pump start up automatically.

What is Inert Gas?

It is a gas containing insufficient oxygen to support the combustion of hydrocarbons.

It is a gas containing too much hydrocarbon vapour to support combustion.

It is a gas containing no oxygen.

It is a gas containing less than 21% by volume oxygen.

What is the purpose of refractory linings in an oil fired steam boiler furnace?

To support the steam drum.

To ignite the burner during automatic operation.

To prevent excessive furnace heat losses and protect tubes and other fittings from overheating.

To give added strength to the furnace.

In relation to exhaust gas measurement with a thermocouple, use of an amplifier which gives a mA-signal out is preferred. Why is this done?

This depends on the length of the compensation-cable.

The output signal from a thermocouple is at mV level,and can not be transferred over any long distance without loss of signal, giving a poor accuracy and poor noise immunity.

The signal out from the thermocouple is also mA, but have to be amplified in order to give a good signal to the alarm system.

To stabilize the signal andmake it easier to measure at the receiver.

What do the letters "TPC" stand for?

Tonnes per Centimetre.

Tipping Centre.

Trim per Centimetre.

Tonnes per Centimetre Immersion.

What is required in accordance with IMO's requirements regarding cargo segregation?

No special requirements.

1valve

2 valves

3 valves

During loading operations on conventional reefer vessels steel sheets are sometimes placed in the hatch square to avoid damage to the gratings in the square. Select, from the options given, the likely consequence of leaving the steel plates in the hatch square.

Steel has a different heat capacity to the cargo and may cause unexpected results from cooling the cargo during passage.

The stevedores will claim against the vessel for removing the steel plates.

The steel plates may overload the gratings if they are left in place with cargo on top.

The steel plates may block the flow of refrigerated air through the cargo.

What will be the probably outcome if the amplification is set to high on the controller

Nothing

The process response will be very slow

The process will oscillate and get out of control

The set-point will change

What is the two letter signal, to be used by flags, radiotelephony or radiotelegraphy, meaning "Calling All Ships".

What is "UNDER KEEL CLEARANCE", in the figure?

Under Keel Clearance is indicated by C, in the figure

Under Keel Clearance is indicated by A, in the figure

Under Keel Clearance is indicated by D, in the figure

Under Keel Clearance is indicated by B, in the figure

What would you do before giving a boiler a “bottom blow”

Increase the oil temperature

Drop the water level a couple of inches below normal

Increase the oil pressure

Raise the water level a couple of inches above normal

What is the purpose of the special two-way valves mounted on towers at a given height above the cargo deck of a chemical tanker?

They contain sensors which activate the high-level alarms.

When set, they ensure that the authorised cargo loading or discharge rates (as specified in the vessel's Certificate of Fitness) are not exceeded.

When correctly set, they prevent the level of cargo within a tank from changing as the temperature changes.

When appropriately set, they automatically prevent excessive pressure in a cargo tank (carrying harmful vapours away at a safe height) and relieve excessive vacuum.

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

Which statement is true about loading lifeboats?

Passengers with physical disabilities should go on life rafts.

Passengers with physical disabilities should go on lifeboats.

Only passengers with physical disabilities should go on lifeboats.

Passengers with physical disabilities are loaded from a floating platform.

An emergency situation on board must be reported to the company by:

The fastest means available

The Sat-C

The email to save cost

The Telex to have a record

Why should a heavy lift derrick not be operated close to the horizontal?

Because the topping lift sheave may fail

Because the derrick gooseneck might crack

Because the topping lift wire may part

Because there is danger of the derrick heel springing out of its shoe

Select the option which best completes the following statement. "When carrying out repairs to damaged hatch gratings it is best to use…

…galvanised crosshead screws."

…galvanised nails."

…mild steel nails."

…mild steel screws."

Why is the tank washing discharge outlet located below the waterline on a chemical tanker?

So that a safe and legal rate of dilution is achieved in the wake as the ship proceeds along.

So that toxic vapours are neutralised by the layer of water above the outlet.

So that tank cleaning can be carried out without anyone noticing.

So that there is minimum resistance to the flow generated by the pumps as they discharge the washings.

When loading steel coils, which is the ‘locking coil’?

The first coil loaded

The final coil loaded at the centre of the stow in second, third and fourth tiers

The final coil loaded

Any coil at the extremity of the stow

Where is the normal position of the "Pivot Point" of the vessel when going ahead?

1/4 of vessel's length from the stern

1/3 of the vessel's length from the bow.

Amidships

Normally varies dependant on the speed ahead

Which electronic component does this graphical symbol illustrate?

Field Effect Transistor

Diode

Silicon controlled rectifier

Bipolar transistor

What name is given to all the knives, forks, spoons, etc?

Sutlery.

Crockery.

Cutlery.

Butlery.

How should structural steel products be supported in a cargo hold?

Fore and aft dunnage spaced 3m apart provided in a vertically straight line at every tier

Athwartships dunnage spaced 1.5m apart provided in a vertically straight line at every tier

Athwartships dunnage spaced 3m apart provided in a vertically straight line at every tier

Fore and aft dunnage spaced 1.5m apart provided in a vertically straight line at every tier

What do you understand by: Bitter end?

Bitter end means: a foul taste at the end of a meal

Bitter end means: to the very last moment

Bitter end means: the toggled end of a lifeboat painter

Bitter end means: the end link of an anchor cable that is secured within the chain locker

What does the term "ullage" refer to?

The measured depth of product in a cargo tank.

The height from the bottom of a cargo tank to the top.

The special calculations that the Chief Officer makes when he works out the ship's final draughts before sailing.

The depth of free space left in a cargo tank above the current liquid level.

What are the minimum required air changes per hour for Special Category Spaces in cargo ships?

Provided it is considered safe to do so what is the best method of cleaning a cargo hold that contained grain?

Sweep the cargo holds after discharge

Hose down the cargo holds after discharge

Sweep and clean cargo holds from the top down as discharge progresses

Sweep and clean cargo holds from the top down as discharge progresses followed by a final wash

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..

If you are the helmsman on duty, what would be the correct action if the OOW (officer on watch) gives you the order to: "Change over from Automatic pilot to Hand steering".

Standby the wheel and wait for the OOW to apply the appropriate controls to change from Automatic pilot to hand steering

Apply the controls to disconnect the Automatic pilot and engage hand steering. Start steering the vessel using the wheel and confirm with the OOW the change-over is complete and the course you are to steer

Apply the appropriate controls to disconnect the Automatic pilot and engage hand steering. Start manually steering the same course as was being steered by the automatic pilot.

Ask the OOW what course you are to steer and standby the wheel. Tell the OOW you are ready for changing over.

The high level water ingress alarm in number 1 hold of a Bulk Carrier activates in bad weather at sea; what would be the actions of a prudent Master?

The alarms could be faulty and should be ignored

Investigate when the weather improves

Sound general alarm, muster ships crew and transmit a Mayday call and message.

Assess all spaces for signs of damage if weather conditions permit

How often shall liferafts be serviced?

Decided by the safety officer

At intervals not exceeding 12 months

At intervals not exceeding 18 months

Every second year

At what temperature should the meat and fish freezers be maintained?

- 20° C

- 25° C

- 30° C

- 10° C

Cargo Gear/Cranes should at regular intervals be thoroughly examined and load tested by a recognised company/yard. How often should such examination/load test take place?

Every 5th year.

Every 4th year.

Every 2 1/2 year.

Annually.

The economizer is used for

Desuperheating of the steam

Heating of the feed-water

Lower the superheater temperature

Heating of the fuel oil

Very roughly, the gas mixture from Crude Oil can be represented by the pure hydrocarbon gas Propane for analysis and comparison purposes. What then is the approximate Lower Flammable Limit of Crude Oil when measured as a percentage volume in air?

9.5%

0.2%

2.2%

A pallet of chilled cargo is made up by placing cartons on top of each other in tiers. Banding straps are then placed tightly around the cartons in way of robust, vertical cardboard corner pieces. Which of the given options is the main purpose of having these corner pieces?

The colour of the corner pieces indicates the carriage temperature of the cargo on the pallet.

The corner pieces reduce chafing against adjacent pallets.

The corner pieces add rigidity and strength to the stow of cartons on the pallet.

The length of the corner pieces acts as a guide for the height of the pallet.

What is Maximum Securing Load?

The load capacity of a device used to secure cargo on board

The combined safe working loads of various devices used to secure an items of cargo on board

The combined capacity of several devices used to secure an item of cargo on board

The safe working load of a device used to secure cargo on board

Which statement about IED’s is true?

All IED’s have four common components.

IED’s don’t cause serious damage.

All IED’s look alike.

IED’s are difficult to manufacture.

The ship is en route. When may passengers visit the bridge?

Whenever they want

Passengers are not allowed to visit the bridge while the ship is en route

When the weather is nice and the sea is calm

During daytime if the traffic is smooth

Which of the following statements is correct with respect to IMDG cargo, loaded on a General cargo vessel, that is also classed as a Marine Pollutant

This cargo can only be loaded under deck

This cargo can only be loaded on deck

Cargo must be loaded in a protected location and preferably under deck if IMDG Code allows

Cargo of this type can be loaded anywhere on board the vessel

What is the characteristic of alkanes?

Alkanes has only a single bond between two atoms.

Alkanes has a triple bond between the atoms.

The name of alkanes always ends with “anes”.

Alkanes has only a single bond between the atoms.

What ingredient, made from durum wheat, is commonly used as an alternative to rice with north-African dishes?

Bulgar wheat.

Couscous.

Soya.

Semolina.

What is ‘Reserve Buoyancy’?

The buoyancy provided by all enclosed spaces above the waterline

The residual buoyancy at an angle of loll

The residual buoyancy at the maximum righting lever

The buoyancy provided by all spaces above the waterline

You are on a power-driven vessel underway in open water. This vessel is sighted wide on the port bow. It's bearing is opening, but its distance is closing rapidly. Which of the following is a correct assessment of the situation and the action to be taken?

Risk of collision is deemed not to to exist. However, to be sure of a safe passing distance, I will reduce my speed to allow the other vessel to pass ahead.

Risk of collision is deemed not to exist and I will maintain my course and speed. I will continue to monitor the situation.

Risk of collision is deemed to exist and I will make a broad alteration of course to starboard, sounding one short blast. I will re-assess the situation when the alteration is carried out.

Risk of collision is a possibility. I will maintain my course and speed for now, but be prepared for an alteration of course to port if the CPA seems to be less than 0.2nm as we draw closer.

Under international regulations what must be ensured when discharging a bulk cargo?

The vessel must not be excessively trimmed

The method of unloading must not damage the ship's structure

The terminal representative must remain on board at all times

The stevedoring foreman must remain on board at all times

You are in an area of restricted visibility, close to a port. You hear this signal. What vessel does it come from and what additional information does the signal provide?

A vessel at anchor, more than 100 metres in length. She is sounding the additional signal to give warning of her position.

A vessel aground, more than 100 metres in length. The additional signal indicates which side the clear water lies on.

A vessel at anchor, less than 100 metres in length. She is sounding the additional signal top give warning of her position.

A vessel at anchor, more than 100 metres in length. The additional signal indicates that her cable extends at least 25 metres from her bow.

Why should engine and boiler rooms be kept clean and any oil spillage cleaned up immediately?

To avoid being fined by the port state control.

To reduce the premium to be paid to the insurance company.

To reduce risk of fire and the risk of slipping.

To prevent oil spillage from damaging deck paint coatings.

A ships 3 - phase a.c. system has 440 V and 220 V sections. The effect of a single short circuit fault to earth on a 220 V line will cause which of the following earth lamp indications:

In 440 V section: all lamps equally bright. In 220 V section: Two lamps bright one lamp dark.

In 440 section: All lamps equally bright. In 220 section: All lamps dark.

In 440 V section: All lamps equally bright. In 220 V section: One lamp dim.

In 440 V section: One lamp dim. In 220 V section: One lamp dim.

A mixed cargo of hard frozen products is to be loaded in layers into one deep cargo space on a conventional reefer vessel. The products are steel drums of frozen orange juice, frozen meat in cartons and frozen beef hocks in muslin. What would be the best position for loading the drums of orange juice?

In the middle layer.

In the bottom layer.

Since all the cargo is hard frozen it doesn't matter which layer the orange juice is loaded.

In the top layer.

What are the additional duties required by the Officer of the Watch when navigating in fog?

Sound fog signal, plot positions and keep a good lookout

Sound fog signal, effective radar watch reporting ship movements to Master and keep a good lookout for ships and fog signals.

All of the suggested answers

When navigating in fog the Master will take over the watch and the Officer of the Watch should follow all of his instructions.

What is the requirement with respect to pressure/vacuum valves on cargo tanks?

Three valves.

There is no such requirement.

Two valves.

One valve.

Данный онлайн-тест состоит из 90 случайных вопросов из тестов CES 5.1 по выбранной вами тематике.