Heim Online-Tests CES Gas tanker 2nd-Off / 3rd-Off Test online CES 5.1 for 2nd-Off / 3rd-Off, Gas tanker vessel

Online-Test: Test online CES 5.1 for 2nd-Off / 3rd-Off, Gas tanker vessel

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Frage 1 aus 90

Which one of the listed requirements regarding the stowage of rescue boats corresponds to present SOLAS regulations. Rescue boats shall be *stowed:

Wherever space is available

In a state of readiness for launching in not more than two minutes

Stowed in a dedicated and covered area

So that neither the rescue boat nor its launching arrangements will interfere with any survival craft at any other launching station

Give the meaning of the following symbol

Line throwing appliance

Rocket parachute flares

Lifeboat hand flare

Survival craft distress pyrotechnic signals

*All waste receptacles shall be of non-combustible materials, built and equipped with:

No openings in sides and bottom

A cover of a hinged self-closing type

Permanent means for lashing

A permanenlty attached cover

We must clean the spots of oil on hot surfaces because:

They imply uncleanness

all the answers are correct

They give off vapours

They cause fires

When the fire alarm signal is sounded every member of the ship's crew shall immediately proceed to their assigned fire station. Which one of the following signals is used as fire alarm signal on board cargo ships?

Intermittent signals by the ship's alarm bells.

Continuous blasts (very long blasts) by the ship's whistle and alarm bells.

Seven short blasts followed by one long blast by the ship's whistle and alarm bells.

One long blast with the ship's whistle and alarm bells followed by seven short blasts.

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 as it has the full and empty weights stamped on it.

All of the alternatives are reliable methods.

Lift the extinguisher to check that it still has powder inside it.

Check if the seal on the extinguisher release handle is intact.

If you were put in charge of a fire team what is the minimum number of men wearing BA sets that you would allow to enter a smoke filled compartment?

3 men

4 men

2 men

1man

The category of a DSC-call determines is:

how the rest of the call is to be composed

Don't know

the degree of priority

for whom the message is destined

For how long is the health certificate valid for a seafarer in foreign trade?

No time limit.

Two years.

One year.

Three months.

How frequent should reports from protection and environmental work be send to shore based management?

Every three years.

Biannually.

Not mandatory to send reports.

Annually.

What do we mean with a IOPP certificate?

With IOPP certificate we mean International Oil Pollution Prevention certificate and the ship is classed to prevent oil pollution

With IOPP certificate we mean International Oil Pollution Prevention certificate and it is to prevent oil pollution

There isn’t any IOPP certificate on gas carriers

With IOPP certificate we mean International Oil Pollution Prevention certificate and the certificate prevent oil pollution from the ship

What is the disadvantage of using chemicals on an oil-spill on the water?

The water gets a white colour, which makes it easy to detect the oil-spill

It is difficult to apply chemicals if there is any wind

It is difficult to apply the chemicals if the oil drifts away from the ship's side

The chemicals make it difficult to remove the oil from the water

What should be observed concerning a ship's water tight integrity?

That all vessel-s water tight ramps and doors are locked and secured at sea.

All emergency exits doors locked and secured

The aft door locked

The ramp in stowed position

Give the meaning of the following symbol

CO2 horn

CO2 battery

Portable fire extinguisher

Area protected by CO2

Norwegian merchant- and fishing vessels have to participate in the AMVER system. What is the purpose of AMVER?

Automatic system for plotting vessels with the purpose of rescue.

Weather routing.

World wide telecommunication system.

A NATO reporting system in case of joining a war-convoy.

Your vessel is going alongside. One tug will assist at the mooring. How do you want to use the tug and at which position?

Pushing at vessel's flat side where it is needed

Make fast forward to pull when needed

Make fast aft to pull when needed

Make fast on the vessel's shoulder to push and pull

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:

davit launched liferaft

lifeboat

liferaft

rescue boat

Give the meaning of the following symbol:

immersion suit

lifejacket

child's lifejacket

waterproof protection

Which among the following list is particularly required for a totally enclosed lifeboat ?

handrails inside for persons moving to their seats

self-bailing arrangements

windows on both sides can be closed watertight and opened for ventilation

access hatches capable of being opened and closed from both sides

Which item among those below is included in the normal equipment of every rescue boat ?

watertight receptacles containing water for each person

one buoyant line, not less than 50m in length, of sufficient strength to tow a liferaft

two tin-openers

one set of fishing tackle

Which item among those below is included in the normal equipment of every liferaft ?

one searchlight which can work continuously for not less than 3 hours

one boat-hook

two painters of a length equal to not less than the distance from the stowage position of the liferaft to the waterline

one whistle or equivalent

*Give the meaning of the following symbol

Secure liferaft canopy closing device

Secure hatches

Open hatches

Secure doors in the ship's side plating

On a RoRo vessel, when loading Double Stacked containers on Maffi Trailers how many twist locks should have used between the 2 containers

three in total 2 at the door end 1 at the opposite end

One at each end 2 in total

One on every corner 4 in total

What facility exists under the ISM Code for individual control measures of specific work-related tasks?

The definition of supervisory responsibilites.

The Permit to Work system.

The documentation of individual job

Why are handrails in ro-ro decks painted?

To prevent personal injury

To facilitate cargo operations during the hours of darkness

To highlight deck walkways

To prevent contact with vehicles

Who is responsible for ensuring your ship completes a security assessment?

Ship Security Officer

Flag State Administration

Company Security Officer

Recognized Security Organization

You have recently discharged a cargo of Isoprene and the tank has now been cleaned. There is still a strong smell of Isoprene vapour from deck. Can you save some time and use a mask fitted with an "Inorganic Gases and Vapours" filter to enter the tank for mopping and inspection?

No. Filter masks are not permitted for enclosed space entry where the oxygen content of the atmosphere may be insufficient to sustain life.

No. Entry into a tank which previously contained Isoprene requires the use of a filter for "Organic Gases and Vapours".

Yes.

Yes, provided mechanical ventilation continues whilst you are inside the tank.

Many marine steam boiler designs incorporate external "downcomers". What is the main purpose of these downcomers?

To provide extra support for furnace tubes.

To increase heating surface area.

To ensure adequate circulation in all boiler operating conditions.

To provide a flow path for the steam bubbles.

What is the purpose of an oil mist detector, OMD, as fitted to a diesel engine?

To detect any potentially explosive atmosphere in the crankcase.

To detect stuffing box leakages.

To detect circulation of the engine lubricating oil.

To avoid hot spots in crankcase.

You are in an area of restricted visibility. You hear this sound signal. What does it mean?

That there is a vessel engaged in underwater operations in the vicinity. She has divers down.

That there is a vessel aground in the vicinity.

That there is a vessel at anchor in the vicinity.

That there is a vessel in distress nearby.

When cross-flooding arrangements to correct unsymmetrical flooding and excessive heel angels in damaged condition are installed in passenger ships, what is the maximum angle of heel after flooding but before equalization?

20 degrees

15 degrees

30 degrees

10 degrees

Sounding pipes in the engine room are normally fitted with deadweight cocks and screw caps. Which of the following statements is correct?

Caps and cocks should be closed at all times, except when sounding tanks, to prevent ingress of water or oil into the engine room in case of tank bottom damage or overflow.

Deadweight cocks should be fastened in the open position to save time when sounding the tanks.

It does not matter where the cocks/caps are unless the tank is in use.

Caps should be placed on top of sounding pipes to keep the engine room tidy.

Ballast introduced into a cargo tank on a chemical tanker which has been washed to such an extent that the ballast contains less than 1 ppm of the substance previously carried may be discharged into the sea without regard to the discharge rate, ship's speed and discharge outlet location, but under certain conditions. What are those conditions?

That the vessel is not less than 50 miles from the nearest land and is proceeding on route.

Provided the ship is underway and a sample of the ballast water has been drawn from the tank and is stored on board, there are no additional conditions to be imposed on such a discharge.

That the discharge is passed through the Oil Discharge Monitoring Equipment and a visual watch is maintained on the vessel's wake.

That the vessel is not less than 12 miles from the nearest land and is in water that is not less than 25 metres deep.

On a Container vessel, what is the purpose of fixed stacking cones?

To prevent the horizontal movement of 40'containers at tank top level

To prevent horizontal movement of 20'containers in 40' cell guides

To prevent movement of 20'and 40' containers at deck level

To prevent the horizontal movement of 20'containers at tank top level

How often shall the master review the safety management system?

Every month

Bi-annually

Every 5 years

Annually

You are to supervise a hot work repair in a cargo tank on an oil tanker. You have measured the atmosphere inside the compartment as 21% oxygen content by volume and less than 1% LFL hydrocarbon vapour concentration. Does this mean the work can commence? (Select the most correct option)

No. The flammability reading should be maximum 0.5% LFL hydrocarbon vapour concentration for any hotwork to take place. .

Yes, provided that continuous readings are maintained throughout the operation and flammability readings do not exceed 2% hydrocarbon vapour content in the immediate vicinity of the hotwork site. .

Yes. The minimum safe requirements for hot work have been met.

No. Further precautions need to be taken. The area around the work site needs to be cleaned and checks need to be made on adjacent spaces. Additional precautionary measures may need to be put in place.

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.

Is smoking permitted in the galley? (Select the most correct answer)

No.

Yes, but only once food service is completed.

If the vessel is in port, it is prohibited; if the vessel is at sea, then it is permitted.

Yes, because it is not considered a public area.

What is a "trailer horse" used for?

It is used to secure cargo in bad weather conditions

It is used as a fire-fighting vehicle

It is used to push lorries into their lanes

To secure and tow loose trailers

On a RoRo vessel, with regard to the characteristics of a mafi trailer, what must be ensured prior to disconnecting from the tug on board?

That after unfastening it will not move

That there is sufficient room for it to be driven away

That cargo on the trailer is not damaged

After discharging petcoke and washing the cargo holds in the Mediterranean Sea where can a vessel bound for Aden discharge the cargo residue?

At a shore facility

In the Red Sea

In the Mediterranean Sea

In the Gulf of Aden

Commonly used on an oil tanker, what does an "Explosimeter" measure?

The amount of H2S gas in a tank atmosphere

The level of oxygen present within a tank

The composition of hydrocarbon gas / air mixtures in a tank atmosphere

The relative amounts of nitrogen and combustible gases within a tank

Where should a Ro-Ro unit that requires protection from heat and large temperature variations be stowed?

On deck away from the accommodation

Anywhere under-deck

Anywhere along the side of the main deck

Under-deck away from bulkheads, fuel tanks, heating coils and uninsulated machinery

A container vessel must alter her trim to depart even keel from the berth. Select the most appropriate means of altering trim.

By taking ballast into the lightest draught end of the vessel.

By altering the cargo disposition.

By discharging ballast from the deepest draught end of the vessel.

By internal shift of ballast.

When carrying high sulphur coal which areas of a cargo hold are prone to corrosion?

Steelwork with which dry cargo is in contact

Air and sounding pipes passing through the hold

Steelwork with which wet cargo is in contact

All steelwork

Why is an inertgas system required when COW is undertaken?

Safety purpose?

Improved outturn of cargo?

Less bildup of sediment in tanks?

Higher pumping flowrate?

How will you act if you are helmsman and the OOW (officer on watch) gives you the order: ”Nothing to port”

Let the ship turn to starboard

Don’t let the ship turn to port

Alter course to starboard

Don’t give port rudder

What percentage of the ship’s stores are required to be inspected at Security Level 3?

25-50% of the ship's stores are required to be inspected at Security Level 3.

5-20% of the ship's stores are required to be inspected at Security Level 3.

50-80% of the ship's stores are required to be inspected at Security Level 3.

100% of the ship’s stores are required to be inspected at Security Level 3.

The use of steam driven ejectors for ventilation of cargo tanks having flammable vapours in them is not recommended now-a-days due to:

Steam at high velocities may generate static electricity which might cause incentive sparks?

It being not a very effective system for tank ventilation?

It is rather expensive to waste steam?

It might cause burns to unwary personnel?

Which of the following letter combinations represents a flow indicating controller on a process and instrumentation diagram

FIC

LIR

FLO

FIR

Representative of the port authorities should always receive the best possible treatment:

For ship's clearance to take place quickly and without complications

Because the ship's trading certificate are not normally in order

Because you always have some faults in arrival/departure documents

Because you have undeclared dutiable items in excess of permitted on board

What is the main purpose of 'gassing up' the cargo tanks of an LNG carrier?

To ensure a uniform temperature in the cargo containment system prior to loading.

To remove IG tank atmosphere with warm cargo vapour prior to loading the cargo.

To avoid a pressure rise in the liquid dome during loading.

To bring the cargo containment system to a temperature which will prevent excessive boil off during loading.

What is the requirement to number of inert gas blower(s)?

At least 2 blowers.

Sufficient to obtain minimum 500 mm water column during discharging.

The are no requirement to number of blowers.

1blower.

A reefer vessel is loading a cargo of fruit alongside in a South African port. During loading another vessel arrives at an adjacent berth to have its cargo discharged after having been towed in following a fire onboard which had resulted in abandonment. What should concern the Master of the reefer vessel most about the situation?

That the cargo may be contaminated by the smell of smoke and the products of combustion from the damaged vessel.

The damaged vessel is unmanned and may not be cared for properly.

The speed of cargo operations may be hindered due to the discharge of cargo from the damaged vessel.

The cargo being discharged from the damaged vessel may be in poor condition and may contaminate the loading vessel's cargo.

Which mooring lines are visible in this image?

The forward headline and breast rope are visible in the image

The forward back springs are visible in the image

The forward breast lines are visible in the image

The forward head lines are visible in the image

The holding down arrangement for a large 2-stroke diesel engine consists of steel chocks and hydraulically tightened holding down bolts. When carrying out routine maintenance of the arrangement which method, from those given in the options, should be adopted to check that it is in good order.

Measure the length of the holding down bolts to make sure they have the correct extension for the recommended tension.

Tap the holding down bolts with a hammer to see if they 'ring'.

Tap the steel chocks with a hammer to see if they move.

Check the hydraulic release pressure for the holding down bolts.

What does ‘wedging’ achieve in side-rolling hatch covers?

It facilitates lowering of the panels for closing

It forces the compression bar on one panel to fit against the seal on the opposite panel

It facilitates the automatically wedging of hatch cover panels

It facilitates the automatic cleating of hatch cover panels

The refrigeration system for the ships provisions consists of a number of cold rooms served by a central refrigeration system. The evaporator coils for the vegetable room are found to be frosting up even though the room is down to temperature and the liquid line valve has closed. Select, from the options given, the automatic control component which is likely to be malfunctioning and so cause this condition.

The low pressure cut out for the compressor.

Thermostatic expansion valve for the meat room.

Back pressure control valve.

The liquid line valve for the flour room.

A range of dangerous goods are to be loaded on a General Cargo Vessel; the segregation requirements of the cargo are given in which publication?

The Cargo Securing manual

The IMO Bulk cargo Code

The IMO International Maritime Dangerous Goods Code

IMO SOLAS Handbook

Maintenance is to be carried out on a diesel engine. How long after stopping the engine should the cooling water and lubricating oil be kept circulating in order to avoid any undue thermal stress from residual heat?

10 minutes is sufficient.

At least 8 hours

At least one hour.

At least 24 hours.

"Your ship security plan must include procedures for responding to security threats, auditing security activities and interfacing with the port facility."

FALSE

TRUE

What distinguishes vapour connections (headers) from liquid cargo connections on a ship's manifold?

Liquid and cargo connections actually appear the same, but the ship's personnel always attach a small board to the applicable flange, identifying the cargo to be loaded and indicating whether it is for the liquid or vapour hose.

Vapour connections are painted yellow with green end bands, are marked with the words "not for liquid" and have a small hole capable of receiving a stud on the flange face at the six o'clock position.

Liquid connections are always marked with the corresponding tank number, while vapour connections are marked with the letter "V".

Vapour connections are painted yellow with red end bands, are marked with the word "vapour" (or "vapor") and have a small stud located on the flange face at the twelve o'clock position.

What is the danger of having a large bunker tank only partially filled with bunkers?

Excessive corrosion of the tank sides.

FSE and virtual loss of GM.

Constructional damage due to liquid movement in the tank.

Insufficient bunker to complete the voyage.

Oil analysis results show a high level of tin. What could be the cause of this?

Water contamination.

Fuel contamination.

Bearing damage.

Too high lub.oil temperature.

Which of these emission control requirements is correct?

Incineration of PCB's is permitted

Equipment containing ozone-depleting substances may be dumped at sea 50 miles from land

Installation of an exhaust gas cleaning system reduces emission of nitrogen oxide

Low sulphur fuels reduce emissions of volatile organic compounds

Training is required when new equipment is installed on board the ship. What kind of training should be provided and for whom?

Every crewmember is responsible for their own training. Safety Officer should be contacted if any questions.

Theoretical and practical training should be provided for all personell involved in operation of the new equipment

No training is required for experienced seafarers

Theoretical and practical training should be provided for the head of department. Operation Manual for shall be available in crew mess room so that personnel involved in operation of the equipment can familiarise themselves with the new equipment.

Which of the following symptoms would indicate that the filter drier in a refrigeration circuit has become blocked?

A hammering noise from the drier.

A pressure rise before the drier.

A large temperature drop across the drier.

A hammering noise from the compressors.

Why is it necessary to have routine testing of the cooling water?

To trace leakage in the cooling water system.

To detect the presence of contaminants in the water that may be injurious to the cooling system.

To ensure that the proper residuals of treatment chemicals, as specified, are maintained all time.

t is not necessary.

Why do cargo tanks on a chemical tanker commonly have their own individual pipelines and cargo pumps?

To permit faster loading and discharging rates.

To reduce the chances of cross contamination.

To simplify the piping layout.

To allow more dangerous cargoes to be carried.

What stowage factors should be taken into account when planning the loading of cars, in a pure car carrier?

Overhead clearances

The amount of dunnage to be used

Cargo characteristics

Longitudinal and athwartships distances between the cars

Where should fixed stacking cones be positioned?

On deck in non-cellular vessels

At the base of cell guides

Between containers in under-deck stowage locations

On the tank top in non-cellular vessels

The Ziegler-Nichols method is used in control engineering when setting up the system. Which of the system components given in the options would this method be applied to during initial set up?

Sensing unit to set the range.

Valve positioner to optimise speed of operation.

PID controller for tuning.

Valve and actuator to set the span of travel.

What is the advantage of a transmitter with a narrow measurement range?

Do not need any calibration

Easy installation

Lower purchase cost

Better linearity and increased accuracy

Prior to removing the access doors to a pressure vessel for internal maintenance it should be ensured that all pressure has been relieved. As well as a zero indication on a pressure gauge which other measure, from the options given should be taken to confirm this prior to commencing the work?

Open the drain valve when the gauge reads zero to check that there is no outflow.

Open the drain valve and when the outflow stops slacken off the drain valve flange bolts and 'crack' open the flange in case the drain is blocked.

Open the drain valve while pressure still shows on the gauge and to check it is clear. Outflow should cease as the pressure gauge reaches zero.

Back of the tensioning device for the relief valve to vent the pressure to atmosphere.

When testing boiler water, should the sample be:

As hot as possible.

At lowest possible temperature.

At room temperature.

It makes no difference.

When considering how to deal with cargo residues during hatch cleaning at sea on a Bulk Carrier, what is the most careful consideration?

There are no restrictions on discharge of cargo residues to sea

Follow actions of previous crews

Consult MARPOL handbook and the vessels Safety Management System (SMS) for guidance

Check procedures and Arrangements manual

You enter a high voltage switchroom and smell rotten eggs. What may this indicate?

Problems with a vacuum circuit breaker

Arcing at badly coupled bus bars

Problems with a gas (SF6) circuit breaker

Burning of insulation

What do we mean by purging a cargo tank?

To purge a cargo tank means that we liquid free the tank with hot gas.

To purge a cargo tank is to load cargo into the tank.

To purge a cargo tank is to change the vapour phase either with cargo or neutral atmosphere.

To purge a cargo tank means that we blow air into the tank.

What is ‘Design Load’?

The total weight of cargo

The total weight of cargo subject to athwartships and longitudinal accelerations

The total weight of cargo subject to vertical accelerations

Loads for which the ship’s decks and hatchcovers are designed

A reefer vessel is to load a cargo of plantains and bananas. Due to space restrictions both have to be loaded into a common space. The usual delivery temperature for bananas is about 13 degrees Celsius and for plantains it is 7 degree Celsius. What would be the best delivery temperature for the mixture of these two fruits?

Adjust the set point of the delivery temperature to 7 C for 12 hour periods and 13 C for the intervening 12 hour periods.

7 C as plantains are more sensitive to the higher delivery temperature of the bananas.

10 C as this is the mean temperature of the two cargoes and they would both carry satisfactorily at this temperature.

13 C as plantains are less sensitive to the consequences of a higher delivery temperature.

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

Bulgar wheat.

Couscous.

Soya.

Semolina.

In installations of INTRINSICALLY SAFE equipment it is required that all cabling should be separated from non-intrinsically safe equipment, and (where colour coding is relied upon) to be of a special colour. What colour is that?

Orange

Green/yellow

Red

Blue

What is the benefit of prismatic Type "B" tanks?

The tanks do not form part of the ship's hull structure.

The ship's hull may act as the secondary barrier.

The tanks are completely self-supporting.

The benefit of maximising ship hull volumetric efficiency.

While on boiler watch in the engine room a rating is requested to assist with taking on stores. The task will take about half an hour. What should the rating do?

Just ignore the request to assist with the stores.

Go and help with the stores but go back and check the boiler every 10 minutes.

Raise the boiler water level above normal to make sure there is sufficient water while he is busy with the stores.

Contact the engineering officer of the watch for permission to assist and to arrange a relief for the duration of the store taking.

If a leak starts from a flange joint during cargo discharge, which of the following should you do?

Attempt to tighten the bolts on the flange. If the leak continues, place a container underneath the leak and ensure it is emptied into a slop tank or drum at regular intervals.

Attempt to tighten the bolts on the flange. Report the gasket as defective at the handover of the watch and leave a note in the Cargo Control Room to replace it at the end of discharge.

Report the leak to the Responsible Officer. Depending on the pipeline arrangement, stop the discharge, or isolate the section of pipeline concerned and releive the pressure inside the pipeline. Put on the appropriate personal protective clothing and equipment. Attempt to tighten the bolts on the flange. Resume discharge with caution. If the leak continues, stop the discharge and change the gasket. Clear any cargo spillage according to the applicable recovery procedure.

Attempt to tighten the bolts on the flange. Spread sawdust underneath the leak. Clear contaminated sawdust away at regular intervals and replace with fresh sawdust as necessary.

What is the greatest danger associated with the carriage of chemicals?

Leakage from the carrying receptacles

Outbreak of fire

Evaporation

Reaction with the carrying receptacles

During maintenance work at sea an engine room rating is moving a heavy component to the workshop using a chain block attached to an overhead trolley on a rail. Part way through the operation the rating is asked by the engineer to go immediately to the store for some equipment. What should the rating do?

Immediately land the component on the deck and secure it to a hand rail stanchion and go and get the equipment from the store.

Leave the component suspended from the chain block and go and collect the equipment from the store.

Continue with the moving operation until the component is properly secured in the workshop before going to the store for the equipment.

Immediately land the component on the deck but leave the chain block attached and go and collect the equipment from the store.

When must lifting plant on a General Cargo vessel be proof load tested?

Only after initial installation of equipment

When equipment is new, every five years and after repairs or major modifications

Only after repairs

Every four years and after repairs and modifications

When must side scuttles in passenger ships where the sills are below the margin line be kept closed and watertight?

When unwatched

Always during night-time

When not necessary to be kept open due to work being carried out aboard

During navigation between ports

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