Головна Онлайн-тести CES Dry cargo Deck Support Test online CES 5.1 for Deck department, Support level, Dry cargo vessel

Онлайн-тестування: Test online CES 5.1 for Deck department, Support level, Dry cargo vessel

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When an HF band a DSC distress alert is received, you have to listen to:

8414.5 kHz (DSC distress frequency in 8 MHz)

Don't know

the radio-telex distress frequency in the band in which the DSC distress alert was received

the radiotelephony distress fequency in the band in which the DSC distress alert was received

The following information must be given on the SART:

Date of replacement of the battries

The date of replacement of the hydrostatic release unit

The name of the operator

The MMSI number sent

The Urgency Message from a ship is used to notify other traffic of a situation where the ship is not in imminent danger, but where the development of the situation is uncertain and may need assistance in the near future. What is the telephony urgency message like?

RESCUE-RESCUE

SECURITE

PAN-PAN

MAYDAY

What is the correct chemical name for Caustic Soda in liquid form?

Sodium Hydroxide solution

Potassium Hydroxide solution

Sodium Chlorate solution.

Sodium Hypochlorite solution.

Can a nitrogen blanket be maintained on a cargo containing an inhibitor which is "oxygen dependent"?

No, if this is done the lifetime of the inhibitor will rapidly expire.

I don't know.

Yes, provided the blanket only reduces the oxygen content in the ullage space to a minimum of 8% oxygen, which will still be enough for the inhibitor to function properly.

For which ships is the MARPOL convention applicable?

For all vessels.

For all vessels except passenger vessels.

For all vessels except those engaged in coastal trade.

For tankers and other vessels carrying persistent oil as cargo.

What is definition on clean water?

Water with less than 15 ppm vitiation of oil

There isn’t any definition on clean water

Water with less than 45 ppm vitiation of oil

Water with less than 1 % vitiation of oil

The vessel is to anchor with Pilot onboard. Which of the suggested answers most accurately define the main duties of the Officer of the Watch on bridge?

Monitor the bridge equipment and keep the Master informed of all outputs

Assist the Master and pilot and monitor the ships position.

Follow Pilots orders and ensure the anchorage is carried out successfully

Follow the Master's orders at all times.

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

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%

MF radio signals mainly propagate mainly:

through hops between ionised layers and the earth

Don't know

between the earth and satellites

along the curvature of the earth

How many two-way VHFs is required for ships over 500 brutto?

3 sets

One per lifeboat and one spare

1set

None

Which of the following precautions should be taken when work is to be carried out on the radar scanner unit on the mast?

Only the electrical fuses for the radar undergoing repairs needs to be removed, allowing the ship to retain a workable radar

Only the electrical fuses for the scanner motor needs to be removed.

A "Not to be used" sign on all radars and fuses for the complete radar systems to be removed

A sign needs to be attached to all the radars warning the bridge officers of repairs and the fact the radars are "Not to be Used"

On the figure 4 possible definitions of the term "FORWARD BREAST LINE" are given. Which one is the correct one?

Forward breast line is given by B on the figure

Forward breast line is given by A on the figure

Forward breast line is given by C on the figure

Forward breast line is given by D on the figure

What are we seeing here?

A sailing vessel, at anchor.

A sailing vessel of less than 10 metres in length, displaying the mandatory combined lantern inlieu of sailing lights, seen head-on.

A sailing vessel less than 20 metres in length, displaying the optional combined lantern in lieu of standard sailing lights, seen head-on.

A sailing vessel, seen from astern, where the edges of her sidelights are both visible.

What can be done to help pump out water from the cargo space of a bulk carrier, when washing down during cleaning operations?

Chief Officer to ballast ship to provide large stern trim

Vessel trimmed by bow

Vessel to be ballasted to even keel condition

Wash water to be kept to a minimum

Which category of Grocery contains most calcium per. 100 gr. eatable commodity?

Vegetables

Fish

Milk and cheese

Meat

You have just completed tank inspection, prior to loading a number of chemical grades. The Duty Officer instructs you to secure the tank lids. (On this vessel, they are circular in design, with four dogs and the lid is raised and lowered on a geared wheel). Which of the following methods will you use to secure the lids?

I will swing the lid over the coaming and postion the dogs, tightening down the two furthest from the geared wheel first, then the two closest to the wheel. I will then take any remaining pressure off the wheel.

I will lower the lid with the geared wheel, ensuring that the coaming rim sits centrally against the packing. I will then position and tighten the dogs, working back and forth so that an even pressure is applied overall.

I will lower the lid with the geared wheel and then work round the dogs in a clockwise direction, tightening each one right down in turn.

I will lower the lid with the geared wheel, screwing it down as tightly as possible, then position the dogs, so that the lid remains centrally positioned while the ship is as sea.

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.

Which electronic component is this graphical symbol illustrating:

Auto transformer

Potentiometer, 10 kilo-ohms

Variable inductive reactor

Variable electrical heater, 10 kilo-watts

Which one of the statements given in the options is correct in relation to the maintenance and adjustment of 4-stroke, medium speed diesel engines?

The piston ring groove clearances for the oil control ring are unimportant as this ring does not form part of the gas seal.

Liner wear of up to 3% of the bore size is generally acceptable for continued service.

Both the top and bottom shells of a bottom end bearing should be inspected as they can wear due to load reversal during the engine operating cycle.

Timing of inlet and exhaust valves can be correctly set by varying the tappet clearance.

In which cases shall side scuttles in passenger ships be so constructed that they cannot be opened without the consent of the master of the ship?

Where the sills of the side scuttles are below the margin line

Where the sills are mounted below the bulkhead deck

Where the sills of the side scuttles are less than 500 mm above the deepest load line

Where the height of the side scuttles go through more than two decks

What do the shapes that this vessel is displaying tell us about here?

That she is restricted in her ability to manoeuvre and making way through the water. She is seen head-on, but we do not know her length.

That she is engaged in towing, but we do not know her length, or the length of her tow.

That she is not under command, but is still making way through the water. She is seen head-on, but we do not know her length, although it is probably over 50 metres.

That she is not under command and not making way through the water. She is seen head-on, but we do not know her length.

What is ‘Allowable Use Strength’?

The strength of cargo lashing materials allowed by the classification society

The tension to which cargo lashings should be set up

The safe working load of cargo lashing materials

The breaking strength of cargo lashing materials

What is the usual validity of 2T SWL lashing belts?

10 years

2 years

8 years

6 years

Which of the following food types or food components listed below is considered to be dangerous to health if consumed on a regular basis?

Soft fruit.

Root vegetables.

Moderate volumes of fibre.

High levels of sodium.

When measuring the liquid level in the cargo tank of a liquefied gas carrier a number of different corrections may be necessary to get a true reading. Why do readings obtained from a float type ullage tape sometimes require a 'tape correction'?

The vessel may not be on an even keel when the readings are taken.

The length of tape in contact with very cold cargo vapours may contract.

The vessel may have a list when the readings are taken.

The float may become heavier and partly sink due to liquid cargo absorption.

What is the most common signal level from an I/P converter?

0-10V/3-15 PSI

4-20mA/3-15 PSI

0-1 mA/1-2 BAR

0-20 mA/0-20 PSI

Why do rolled joints of meat carry a higher risk of bacterial infection?

Because rolled joints are normally purchased already prepared and the quality control of a shore supplier can not be guaranteed.

Because meat of a poorer quality is generally used in rolled joints.

Because any bacteria that were present on the outside surface of the meat will be transferred to the inside when the joint is rolled.

Because the temperature necessary to kill bacteria can never be reached in the middle of a rolled joint.

Where should placards be located on a freight container?

One on each end (only).

One of the back end and one on one of the sides (only).

One on each side (only).

One on each end and one on each side.

Which of the following kinds of fish is the least perishable in cold storage?

Herring

Salmon

Halibut

King klip

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.

he instrument most widely used for testing of semiconductor diodes is

Ammeter

Ohmmeter

Oscilloscope

Voltmeter

The fuel injection timing of a diesel engine is delayed causing high cylinder exhaust gas temperatures. What is the likely effect of this condition on turbocharger operation?

Continuous surging of the turbocharger

Vibration of the turbocharger.

Decreased turbocharger revolutions

Increased turbocharger revolutions

As well as having temperature sensors located in the cargo holds some reefer vessels are also fitted with ethylene sensors. Why is it useful to have information regarding the ethylene content in a reefer vessel cargo hold when carrying fruit cargoes?

The ethylene content must be maintained to help ripen the fruit during the sea voyage.

Some fruit cargoes are sensitive to ethylene and the quality of the cargo can deteriorate as they may over-ripen.

The ethylene content can be used as a guide as to when air change fans need to run.

The ethylene content is beneficial to perishable cargoes in transit so the content needs to be monitored in case the level falls.

What are the characteristics of Seed Cake group B (IMDG Class 4.2) cargo?

Liable to spontaneous combustion only

May self-heat slowly; may spontaneously ignite; liable to oxidise

May self-heat slowly; may spontaneously ignite; liable to oxidise; may produce carbon dioxide

Liable to oxidise only, causing subsequent reduction of oxygen in the cargo spaces

Despite shipping lines having hulls coloured in the company livery colours e.g. black, blue, green, etc. refrigerated containers are now usually painted white. Which of the options given is the main reason for this?

White paint is cheaper than coloured paint.

White painted containers reduce the load on the refrigeration plant.

White coloured containers are more aesthetically pleasing.

White is synonymous with hygiene and cleanliness.

What is a Gangway?

A Gangway is an interval of time between a change of working gangs, on board

A Gangway is a portable means of access to a ship

A Gangway is an accommodation ladder

A Gangway is a temporary means of access into the cargo holds

As understood within the IMDG Code, what is an "article"?

Something that is packed within a freight container.

A device that is responsible for initiating a dangerous reaction.

A device that contains a dangerous substance or mixture of substances.

A form that contains important information about a hazardous substance.

The circuit symbol is a widely used system for converting AC voltage to DC voltage. In this case the input voltage is a sine-wave. Which of the shown diagrams is correct for the output voltage V(out.)

Figure 1

Figure 4

Figure 3

Figure 2

What is the most likely cause of the boiler exhaust gas being white in colour leaving the funnel?

Insufficient combustion air.

A faulty or dirty burner tip

Too much combustion air.

Low water level in the boiler.

As ships get older which hatch covers need special attention when battening down for sea passage?

The aftermost hatch covers

The midships hatch covers

The foremost hatch covers

Hatch covers abaft the accommodation

Once a vehicle has been stowed on board what should duty crew members ensure?

That the duty officer is notified of the vehicle’s position

That a photograph is taken of any damages

That the vehicle is lashed immediately

That there is no sign of tampering with internal accessories

Perishable cargo is usually stowed on wooden pallets. The pallets are designed for either two-way or four-way fork lift entry. From the point of view of use on a refrigerated vessel, choose the option which highlights the most important difference between these two types of pallet.

The four-way pallet uses less material.

The two-way pallet is more robust.

The two way pallet is easier to construct.

It does not matter which way around the four-way pallet is stowed.

Following maintenance work on an air compressor the engine room rating is asked to put the tools away. It is noticed that an allen key is missing from the set. What action should be taken?

Get another one from the store to make up a full set again.

Assume it has fallen in the bilge and look for it when the bilges have been pumped.

Make a note in the log book so the other engine room staff know it is missing.

Inform the engineer in case it has been left inside the compressor when it was closed up.

HP pressure fuel pumps for medium speed engines are often provided with visible witness marks on the pump casing and the pump tappet. These along with flywheel position can be used to check the fuel timing for the individual pump. Wfrom the options given select what is actually indicated when the witness marks are aligned?

That the pump plunger has reached the end of its stroke.

That the pump plunger has just uncovered the spill port.

That the main piston for that particular cylinder is at top dead centre position.

That the pump plunger has just covered the spill port.

What action should be taken if the heat transfer capacity of a heat exchanger operating as a lubricating oil cooler is reducing?

Increase the lubricating oil flowrate.

Decrease the lubricating oil flowrate.

The heat transfer surfaces should be cleaned.

Increase the cooling water pressure.

How is overfilling of the cargo tanks on a liquefied gas carrier prevented?

The tank filling valves are automatically closed if the tank overfill sensor is actuated.

Each tank has a high level alarm. This will warn the Deck Officer to shut the tank filling valve.

There is a permanently open overflow line to a slop tank from each cargo tank.

The filling valves for all empty tanks are automatically opened if any individual tank's overfill sensor is actuated.

For which emergency resource is it difficult to plan the best use?

passengers

company personnel

crew

emergency equipment

Which of the 4 alternatives shows the symbol for a PNP transistor?

Figure 4.

Figure 3.

Figure 2.

Figure 1.

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

What is meant by the term 'feel over sequence' as applied to diesel engine operation following replacement of a crankshaft bearing?

Using the hand to feel for any loose fastenings or sharp edges before starting the engine.

Stop the engine after 2 hours running to check the bearing temperature by running the hand over it.

Stopping the engine to check the bearing temperature after a short period of operation and repeating this procedure at increasing running intervals.

Running the engine at low load and gradually increasing the load over a period of 12 hours.

What is the minimum permissible distance measured horizontally between the ship's shell plating and the outer side bulkhead of the first cargo compartment on a type II chemical tanker?

Not less than moulded breadth / 5.

Not less than 1250 mm.

Not less than 760 mm.

Not less than moulded breadth / 15.

When is the Officer of the Watch officially relieved of his responsibilities of being in charge of the watch?

The Officer of the Watch remains in charge of the watch for the full watch, when the vessel is deep sea

The Master and the Officer of the Watch share the responsibility when they are both on the bridge together.

When the Master informs the Officer of the Watch that he is taking over the "con" (watch responsibilities)

When the Master enters the bridge

How is damage to the piston rod stuffing box rings avoided when removing and replacing the piston during overhaul of the piston of a large two stroke diesel engine?

A tapered guide sleeve should be fitted over the threaded end of the piston rod.

The piston rod gland should always be removed from the engine before the piston is lifted out to avoid damage to the rings.

The lower part of the piston rod is wrapped in rags.

The piston rod nut is put on during removal and refitting of the piston through the gland.

A combustible gas indicator of the catalytic filament type is used to check the atmosphere in an enclosed space onboard ship. When taking readings in a fuel tank which has been emptied for cleaning the meter reading initially rises and then falls back to zero. What is the likely defect, if any, in the instrument when this type of behaviour is displayed?

The sampling pump is faulty.

The filament has burnt out.

The batteries are flat.

The filament is contaminated due to too high a concentration of hydrocarbons.

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

If a passenger asks you a question you cannot answer, what will you do?

Tell the passenger to ask one of your colleagues who are more experienced than you are

Tell the passenger that you will confer your colleagues and revert with an answer, or you bring the passenger along to a colleague who can give an answer to the question. Never say I don't know!

Make up a story, the passenger doesn't really care

Tell the passenger to approach the information desk/ reception on board

Which of these statements is correct?

Under the Hague and Hague-Visby rules a shipowner must exercise due diligence to make the vessel seaworthy

Under the Hague rules there is an obligation to make the vessel seaworthy

A vessel may be seaworthy even though she may not be cargo worthy

On liner routes cargoes must always be lashed in a standard manner irrespective of season

On a RoRo vessel, what is a low-bed Ro-Ro unit that is towed onto a ship called?

Mafi Trailer

Trailer

Flatrack

Flatbed

The pressure delivered by a gear type fuel oil transfer pump suddenly reduces from 5 bar to 4 bar during transfer. From the options given, select the most likely cause of this occurrence.

The oil tank from which the oil is being transferred is empty.

The pump drive has sheared.

The pump gears and casing have become worn.

Part of the pump relief/recirculation valve spring has broken off allowing the valve to open further.

If a fuel oil cargo is treated with an anti-static additive, how does this affect its conductivity characteristics?

It becomes an accumulator of static charge.

It becomes mildly magnetic for a time.

Its relaxation time after loading is extended.

It becomes a non-accumulator of static charge.

Emergency exits are provided for personnel's safe and quick escape from the engine room in case of fire. The emergency exits are an item to be checked during the Safety Equipment survey annually. What is the surveyor checking?

The surveyor is checking the lighting fixture in way of emergency exits.

The surveyor is check that the vessel is equipped with emergency exits.

The surveyor is checking that there is no oily residues in the emergency exits.

The surveyor is checking that the emergency exits are properly marked, free from obstacles and that the closing devices are easy operable.

Found in a commonly-used piece of equipment aboard an oil tanker, what does a "pellistor" do?

It is the common term applied to the metal, ceramic or other heat-resisting material which can cool even an intense flame below the temperature required for ignition, as utilised in a flame arrester

It is the reactive element in an oil / water interface detector

It is an electrical sensor unit fitted in a flammable gas detector for measuring hydrocarbon vapours and air mixtures to determine whether the mixture is within the flammable range

It is the electrical sensor which detects low pressure in an Inert Gas generating control system

A pressure gauge of the bourdon tube type is reading incorrectly and shows 2 bar when the pressure in the system is zero. There is no spare available. Which of the options would be the best temporary remedy for this situation?

Use a deadweight tester to mark a new scale on the gauge throughout the working range.

Remove the indicator needle and reposition it to read zero when the system is unpressurised.

Bend the bourdon tube so that a zero reading is obtained when the system is unpressurised.

Subtract 2 bar from the gauge reading when checking the pressure.

What is the normal name given to the fuel oil used for the ship's main engines?

Fuel oil

Lubricating oil

Cargo

Bunkers

In the diagram below we want to verify the resistance of the PT100 sensor fitted with compensation. What is the correct calculation?

R(Pt100) = R1 + R2

R(Pt100) = R1 - R2

R(Pt100) = R1 : R2

R(Pt100) = R1 x R2

Why is it not possible to wash all crockery and glassware in a dishwasher?

Because not all crockery and glassware is dishwasher proof.

Because plates and containers that have held raw meat and fish must not be washed together with plates and glasses that have been used for cooked foods.

Because coloured glass and crockery will not survive the high temperatures generated in a dishwasher,

Because Health and Safety regulations require that items above 30 cm (12") in diameter must be washed by hand.

What is this?

A hydrostatic release unit

A liferaft release unit

A slip hook

An antistatic release unit

The sign on the image indicates:

Location of immersion suit(s)

Location of boiler suit(s)

You should wear warm clothes in this area

You should wear immersion suit when working in this area

What factors do you consider as important before mooring a vessel?

Use of proper Personal Protective Equipment, Mooring stations should have effective hazard markings/ hazard highlighting, Stay clear of mooring ropes/wires, Be aware of Snap-back Zone, Proper procedures

Use of proper Personal Protective Equipment and be aware of Snap-back Zone

Use of proper Personal Protective Equipment

Use of proper Personal Protective Equipment, Well maintained mooring equipment, Make sure the area is tidy and clean, Mooring stations should have effective hazard markings/ hazard highlighting, Stay clear of mooring ropes/wires, Be aware of Snap-back Zone, Proper procedures, Effective communication

When loaded to what depth can bulk carriers constructed after 1 July 1999 withstand flooding of any one cargo hold?

The Tropical loadline

The Winter North Atlantic loadline

The Winter loadline

The Summer loadline

To prevent inadvertent leaks, bunker manifold not in use should:

Have blank flanges fitted and tightened with some bolts in place

Have blank flanges fitted with gaskets and tightened with all bolts in place

Have blank flanges fitted with gaskets and tightened with some bolts in place

Have blank flanges fitted and tightened with all bolts in place

What must be ensured prior to opening side-rolling hatch covers of a bulk carrier?

Hatch rollers are turning freely

Cross wedges have been removed

The wheels should have been raised up to the wheel track

Pot lifts are working

What is the BC Code?

The Code of Safe Practice for Bulk Carriers

The Bulk Carrier Code

The Break-bulk Cargo Code

The Code of Safe Practice for Solid Bulk Cargoes

On the figure 4 possible definitions of the term "FORECASTLE" are given. Which one is the correct one?

Forecastle is given by C on the figure

Forecastle is given by B on the figure

Forecastle is given by A on the figure

Forecastle is given by D on the figure

Reefer vessels form part of the 'cold chain' in the transport of perishable goods from the producer to the consumer. There are times when hatches have to remain open in less than perfect conditions, for example strong winds. There are steps that can be taken however to mitigate the effects of this on cargo that has already been loaded. Which of the options given could be considered to be the most important measure to counter the effect of such conditions?

Run the cargo fans continuously during cargo operations.

Refrain from ventilating the cargo with fresh air.

Reduce the air delivery temperature.

Cover the stow with a Tenasco (heavy plastic) sheet where possible to protect it from the wind.

According to regulations cranes and other lifting appliances onboard should, at regular intervals, be examined by ship's personnel and the result recorded in Register of Ship's Lifting Appliances and Cargo Handling Gear. How often should such examinations take place?

Every 5 years.

Annually.

Every 6 months.

Biannually.

Which plan shows the position of the vertical and longitudinal centres of gravity for each cargo compartment?

Lines Drawing

General Arrangement plan

Capacity plan

Shell Expansion plan

By what means can we monitor and control the integrity of the hull?

The chief officer is responsible for monitoring the integrity of the hull and superstructure at all times

Let experienced personnel close and secure doors and ramps

Automatic detection systems, television surveillance and patrolling of ro-ro cargo spaces

Documented operating procedures

Whenever there is a major bleeding, the first priority should be to:

Stop the bleeding

Raise an alarm

Call the doctor

Take the pulse of the patient

How is the condenser in a fresh water evaporator normally cooled?

With air

With seawater

With brine

With distillate

What will happen when the ship arrives in Rotterdam?

The ship will receive fuel and diesel oil bunkers when it arrives in Rotterdam

The anchor will be tested when the ship arrives in Rotterdam

The navigation lights will be tested when the ship arrives in Rotterdam

The main engine will be tested when the ship arrives in Rotterdam

In discussing the properties of oil cargoes, which of the following are examples of Aromatic Hydrocarbons?

Benzene, Toluene and Xylene.

Hydrogen Sulphide and Carbon Monoxide.

Carbon Dioxide and Hydrogen Peroxide.

Propane, Butane and Pentane.

If you have to carry out hot work close to a smoke detector in the engine room, what precautions should be taken?

Notify Master, Deck officer and engineer in charge.The loop for the smoke detector to be switched off and take normal precautions for hot work.

Notify deck officer in charge that a fire alarm may occur.

No special precautions except for having a watch man and a fire extinguisher available.

Disconnect or cover up the smoke detector.

What is the minimum Initial Transverse Metacentric Height (GM) allowed under the International Load Line Rules?

2.5 metres

0.5 metres

0.15 metres

1.0 metre

Port State Control Officers are authorised to:

Detain ships that are not meeting the requirements for a minimum of 30 days

Regularly inspect ships known to meet the requirement

Inspect and detain ship that are not meeting the requirements until they are able to demonstrate compliance with the regulations

Sign oil record book entries

Fuel oil from a leaking fuel pipe has been collected in a drip tray under the boiler furnace.The oil is suddenly ignited by a backflash from the boiler burner.The boiler room is manned and the person present has the choice of various extinguishers. The fire is purely a surface fire. What would be the preferable extinguisher?

CO2

Any of the mentioned alternatives

Water

Powder

How many rocket parachute flares are carried in each lifeboat?

Nil

Having boarded the liferaft, how do you release the painter?

Cut it with the axe provided

Cut it with the safety knife stowed on the exterior of the canopy close to the painter attachment point

Let go the quick release toggle

Wait for it to break as it is provided with a weak link

Даний онлайн-тест складається з 90 випадкових питань із тестів CES 5.1 з обраної вами тематики.