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问题 1 从 90

Which one of the listed requirements regarding lifeboat equipment do not correspond to present regulations? All lifeboat equipment shall:

be made of fire-retardant material

be secured in the lifeboat (except boat-hooks) by lashings, storage in lockers, compartments, brackets or similar arrangement

be as small and of as little mass as possible

be secured in a manner as not to interfere with abandonment procedures

The mandatory color of a hand flare is:

Green

White

Red

Yellow

A safety valve is sufficient to prevent a BLEVE.

Wrong: it depends on the product

Wrong in all cases

Wrong, if the valve is wrongly set

Right in all cases

What is the necessary precautions to prevent sootfire in the exhaust boiler?

All the mentioned alternatives.

Hose down the smoke side with regular interval.

Clean smoke side regularly with soot blower equipment.

Clean the smoke side with chemicals.

*Could a lift be considered as an escape route from the engine room ?

Yes, if it is constructed with class A materials

It depends on the distance of the escape route

Yes

What is the maximum allowed suction head for fire pumps? (SOLAS II-2/4.3.3.2.5)

1.5 metros

3 metros

4.5 meters

9 metros

Apart from red, what other colour is frequently used for a CO2 extinguisher?

Yellow

Green

Black

Light blue

The halogenated hydrocarbons (halon), are hydrocarbons in which the molecules have one (or more) atom(s) of hydrogen replaced by another atom (or atoms) of

Nitrogen and/or fluorine

Fluorine and/or bromine

Ammonia and/or bromine

Fluorine and/or ammonia

In what language/languages shall the fire control plans/folders (or copies of plans and folders) be? (SOLAS II-2/20.1)

The Flag State language

The English language

The Flag State language with copies in English or French

The Flag State language with copies in English

When carring a cargo in a tank which not requires any heating, what should be done with the heating coils prior loading ?

The should be blown completely dry by the use of air or nitrogen.

The coils should be blanked.

The should be blown completely dry by the use of air or nitrogen and then blanked.

The coils should be filled with water and blanked.

Which of the named ships are not subject to SOLAS regulations?

Cargo ships of less than 500 tons gross

Service vessels

Fish carriers/fish factories

Rescue vessels

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

No time limit.

Two years.

One year.

Three months.

For which ships is the SOLAS convention applicable?

For passenger vessels only.

For all vessels except passenger vessels.

For tankers and other vessels carrying persistent oil as cargo.

For all vessels.

A casualty suddenly loses consciousness and falls to the ground letting out a strange cry. The pasient is red-blue in the face and froth may appear around the mouth. You are witnessing a major epileptic attack. What should you do?

Loose tight clothing, ask all unnecessary bystanders to leave and carefully place something soft under the head. If casualty is unconscious, place the person in Recovery position.

Move the casualty in a sit-up position and put something in the persons mouth to protect the tongue.

Give the casualty a lot to drink and keep talking to the person at all times.

Forcibly restrain and try to wake the casualty.

Unfortunately an insect has become lodged in the ear. How to remove the insect?

By using a Q-tip and carefully try to get the insect out

Gently flood the casualty's ear with terpid water so that the insect will float out.

Hold one hand across your nose and blow hard. Since the nose-channel is closed, the air will escape through the ears instead. And so will the foreign body.

By using rubber vacuum pump and suck the foreign body out.

MARPOL 73/78 - Annex IV. Your ship has in operation an approved sewage treatment plant certified by the Administration. During discharge, while vessel is awaiting pilot off Cape Henry, USA, the surrounding water is discoloured. What kind of action would be appropriate to take?

Reduce discharge rate in order to have less discolouration of surrounding water.

Continue discharge since Annex IV of MARPOL is internationally not yet in force.

Continue discharge since the treatment plant is of an approved type.

Stop discharge.

When planning the distribution of the cargo, what are the most important forces to take in consideration?

Only bending moments.

Torsion forces.

Only shear forces.

Shear forces and bending moments.

Give the meaning of the following symbol

Emergency station

Powder handgun

Locker with protective clothing

Flame detector

Which type of vessel suffers from the greatest squat effects?

Vessel with a large length to beam ratio

Vessel with a high Block Coefficient

Vessel with a low Block Coefficient

Vessel with a small length to beam ratio.

A lifejacket is so constructed that a person can correctly don it within a period of:

10 sec

2 min

1min

30 sec

*How much lifeboat capacity should be provided on a conventional cargo ship of more than 85 meters in length ?

125% of the ship-s complement on each side

150% of the ship-s complement on each side

100% of the ship-s complement on each side

50% of the ship-s complement on each side

A person wearing an immersion suit which has its own buoyancy is able to turn from a face-down to a face-up position in not more than:

30 sec

1sec

10 sec

5 sec

Which of the following features is required for an anti-exposure suit ?

can be continously worn without impeding every duties to be performed by the wearer when in normal watch on the bridge

can be unpacked and donned without assistance within 2min.

is made of such a material that it cannot be torn

is marked with the name of the vessel to which the appliance belongs

Which one of the listed requirements regarding immersion suits do not correspond to present regulations? The immersion suit shall be made of waterproof materials and constructed such that:

it will cover the whole body with the exception of the face

it can be unpacked and donned without assistance within 2 minutes

it will have sufficient built in buoyancy to avoid the use of a lifejacket

it is provided with arrangements to reduce free air in the legs of the suit

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

an EPIRB

sea-charts and navigating equipment

one life-jacket for each person

a given number of buoyant oars provided with thole pins or crutches attached by lanyards

Which one of the listed requirements regarding hydrostatic release unit for float free arrangements for liferafts does not correspond to present regulations? Hydrostatic release units shall:

be constructed of compatible material to prevent malfunction

be permanently marked with type and serial number

be constructed as to prevent release by seas washing over the unit

be provided with a painter system with a breaking strength of not more than 2.2 kN

*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

You have abandoned ship in a liferaft. In most cases, which of the following actions should you generally take?

Organise a lookout system. Join up with other survival craft if possible. Stream the sea anchor

Join up with any other survival craft and stream the sea anchor

Start paddling in the direction of the nearest land

Organise a lookout system

HEL-H is the abbreviation of a heavy helicopter radius of action for rescue purposes. What do you think the radius and evacuating capacity of the helicopter is?

500 nm and capacity for evacuating more than 25 persons.

100 nm and capacity for evacuating more than 10 persons.

200 nm and capacity for evacuating more then 15 persons.

150 nm and capacity for evacuating more than 12 persons.

*Which of the following detailed explanations should be mentioned in the Training Manual ?

How to use navigational equipment for survival crafts

How to release from launching appliances

How to use escape routes and other escape methods

How to use surface to air visual signals to be used by survivors

The responsibility for safety and security rests with everybody on board the vessel. General house-keeping rules should be followed. Which of the listed rules is the most important?

Always use gloves when using grinding machines.

Always use protective working shoes when working outdoors.

Do not use loose garments, belts, ties or scarfs near winches and moving machinery.

Always use gloves when handling nylon ropes.

What is the approximate content of oxygen in air?

51 %

21 %

11 %

99 %

Which of the following ear protection devices is most effective?

Ear plugs.

All equal.

Dry cotton or cottons balls.

Ear muffs

Which routine procedures should be carried out before cold work commences?

Sound the general alarm and carry out procedures to instructions for cold work including filling in forms and having them signed.

Have a breathing apparatus standing by

Sound the general alarm

Carry out procedures to instructions for cold work including filling in forms and having them signed.

What IMO conventions take care of the human safety at sea?

There isn’t any conventions that take care of the human safety at sea

It is the MARPOL conventions that take care of the human safety at sea

It is the STCW 78/95 that take care of the human safety at sea

It is the SOLAS conventions that take care of the human safety at sea

What are the general cargo stowage requirements for cashew nut shell liquid in drums?

Stow away from foodstuffs

Stow away from paper products

Stow on deck only

Stow away from chemicals

To get the best possible efficiency from refrigerator evaporators, the superheat should be regulated to?

0- 1 Degr. C.

40 - 50 Degr. C.

5 - 10 Degr. C.

25 - 30 Degr. C.

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.

With respect to earthing (grounding) of signal cables. Which of the 4 alternatives is correct for a cable for analogue signals?

Figure 1.

Figure 2.

Figure 4.

Figure 3.

What could result from carrying coal with a high sulphur content on a Bulk Carrier?

Evolution of methane gases

Spontaneous combustion

A possible shift of cargo

Corrosion of steelwork in the cargo holds if the cargo becomes wet

The temperature of the feed water for an auxiliary boiler is automatically controlled by a pneumatically actuated steam valve at the inlet to the pre-heater. It is noticed that during high demand the temperature falls by an unacceptable amount and takes a long time to return to the set temperature even though the steam supply pressure remains constant. Select from the options given the most likely cause of this.

The controller proportional band is set too wide.

The controller proportional band is set too wide and the reset time is set too long.

The controller reset time is set too long.

The control air pressure regulator is set too low.

Some fresh shrimps have been peeled ready for serving; some salad leaves have been washed ready for the same meal. The meal will not be served for another four hours. What will you do with these ingredients in the meantime?

The shrimps and the salad will be placed in separate containers, covered and placed in the refrigerator until required.

The shrimps will be placed in the refrigerator and the sald placed in cold water, to keep it fresh.

The shrimps and the salad will be placed in separate containers, covered in foil and left on the bench until required.

The ingredients will be combined, seasoned and dressed, transferred to open serving dishes, then placed in the refrigerator until required.

In the event of a severe scavenge fire, which of the following is most likely to be seriously damaged?

Piston rod and stuffing box.

Exhaust valve.

Crosshead bearing.

Piston crown.

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.

Select the tool, from the options given, which would be used to produce accurately sized bolt holes in a steel flange?

A reamer.

A hole punch.

A twist drill.

A centre drill.

What is the most important treatment concerning a foreign body in the eye?

Wring the eye-lid to prevent blinking

Local anaesthetic

Rinsing of the eye with water

Keep the eye closed

A medium speed diesel engine, operating with a pulse turbocharging system, has been adjusted to have good power balance. What would the cylinder exhaust gas temperatures, relative to each other, be expected to be?

plus or minus 5 degrees Celsius.

All cylinder exhaust temperatures should be equal if the cylinder power balance is correct.

plus or minus 70 degrees Celsius.

plus or minus 30 degrees Celsius.

The diagram shows a thyristor (SCR) with a Resistor and Capacitor (R and C). The RC network shown, performs which of the following applications?

Divert fast voltage spikes which may lead to uncontrolled switch on.

Provide voltage smoothing for SCR power supply.

Assist SCR switch on.

Allow bypass route for ac signals.

Which of the following ship motions complements the natural springing tendency of Ro-Ro cargoes?

Heaving

Yawing

Surging

Roling

In which of these circumstances can your ship request a DoS?

There is a heightened security risk for your ship and a port facility.

Your ship is conducting activities with a port or ship that is not required to implement an approved security plan.

Your ship is operating at a lower security level than the ship or port it is interfacing with.

Your ship has added a new port to its list of ports of call.

How many fast rescue boats are required to be carried by a passenger ship of 500 GRT and above?

One fast rescue boat on each side of the vessel

One fast rescue boat and one rescue boat on each side of the vessel

Fast rescue boat to accommodate 50 % of the passenger on each side

At least one of the rescue boats shall be a fast rescue boat

From the options given, choose the one most likely to result in a high exhaust gas temperature in one cylinder of a diesel engine.

The inlet and exhaust valve tappet clearance is incorrect.

Fuel injection valve opening pressure set too high.

Faulty turbo charger.

Clogged nozzle holes in the fuel injection valve.

When will the Hague-Visby rules apply on a General Cargo vessel?

When animals are carried

When cargoes are carried on deck

When cargo is carried under a bill of lading

When a vessel operates under a charter party

If it is found that a leakage from the gland of a centrifugal pump is excessive. The correct procedure is:

Fit oversize packing to the stuffing box.

Tighten the gland as much as possible until the leakage stops.

Ensure the bilge well to which it is draining is regularly pumped out.

Re-pack the stuffing box loosely with the correct size packing at the earliest opportunity.

Continuity testing of a delta connected three phase induction motor yields the following results; U-V =3 ohms, V-W =3 ohms, W-U =6 ohms.Which of the following is the likely condition?

Short circuit winding between W and U

Open circuit winding between W and U

Short circuit between V and Earth

Partial fault between W and U

Gas detectors are widely used on liquefied gas carriers. Before using a portable combustible gas indicator which has not been used for a period of a few hours what action should be taken?

Just renew the batteries. A calibration is only required if the instrument gives false readings.

Just check the filters. If the sample is free to flow the indicator will work correctly.

Just carry out a zero check and adjustment. If the instrument reads zero correctly it will also read correctly throughout the scale.

Always carry out a full calibration and battery check.

What should the Fitter be asked to do?

The Fitter should be asked to stack empty oil drums on the forecastle

The Fitter should be asked to dispose of empty oil drums overboard

The Fitter should be asked to drain hydraulic oil into the sea

The Fitter should be asked to check the level of hydraulic oil in the header tank

On a container vessel, a number of twistlocks have been identified as suffering wear down. Choose the most appropriate way of dealing with these twistlocks.

Spare parts should be ordered and used to replace the worn down parts of the twistlocks.

The twistlocks should be isolated from use and disposed of appropriately.

The twistlocks should be removed to the ships workshop where the wear down can be built up with weld material.

The twistlocks should be landed ashore for repair at an approved workshop.

You are carrying a bulk cargo of Phosphoric Acid. Which components of the cargo pumps may be damaged as a result of discharging this particular cargo and why?

The cargo seals may be damaged from the abbrasive effect of any sediment.

The valves in the associated piping may be distorted by pressure surges created by cavitation as the acid is discharged.

The outer casing may be corroded by the unstable impurities within the acid.

The impeller veins may be damaged as a result of the relatively high density of the cargo if the pumps are run at too high a speed.

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

What is the depth of an iceberg below the surface of the sea?

The draught of an iceberg varies with the type of berg and its age.

The depth of an iceberg below the surface is always about one sixth of its total depth.

The draught of an iceberg is normally about 3/4 of its total depth.

The draught of an iceberg is about the same as the visible part of the iceberg above the water.

The image shows an indicator diagram taken from a diesel engine cylinder . Which of the following options is the action most likely to identify the fault.?

Check if the fuel pump injection is too early, or fuel pump lead is too great, for that cylinder.

Check the exhaust valve.

Check that the fuel temperature and viscosity are correct.

Check if the fuel injection valve is partly blocked.

Which of these statements about drug smuggling is true?

"The preventative measures you incorporate into your ship’s security plan should be exhaustive, regardless of the level of threat identified by your ship’s security assessment."

The risks to ships are not restricted to specific areas or trading routes.

Drugs are difficult to conceal onboard a ship.

"Drug smuggling is only a problem in certain ports, so only ships sailing in those ports need to implement preventative measures."

Anyone who makes or permits a false entry to be made in the logbook shall be punished by imprisonment of up to 1 year according to:

The International Maritime Organization's Act of Maritime Activities

The Ship Safety and Security Act - Section 65.

Commissions of Inquiry of Maritime Activities

The Maritime Act

Which of the following would normally only be found in cargo holds which can also be used for ballast on a Bulk Carrier?

Permanently fitted dunnage

Light reflective paint coatings and fixed lighting systems

Bilges systems fitted with two way valves

Sacrificial anodes and water resistant expoxy paint coatings

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

FIC

LIR

FLO

FIR

A vessel such as a parcel chemical tanker, with an high inbuilt level of subdivision will typically not have a problem with which particular feature of stability which will need to be accounted for on other tankers that have large, unrestricted tanks?

Ability to maintain an effective trim throughout loading and discharge operations.

Wind Surface Area.

Free Surface Effect.

Expansion of cargo within tanks, due to cargo heating, with a consequent movement of overall Centre of Gravity.

What must be ensured when using ship’s cargo gear in hot climates?

That all cargo gear is appropriately marked

That grease from wire falls does not fall onto cargoes being loaded or discharged

That the cargo gear register in up to date

That stevedores handle cargo gear in the proper manner

Skin contact with liquid methane can result in severe frostbite. Assuming a crewman's hands have been frostbitten due to exposure to liquid methane, which of the given options would be an appropriate initial first aid action?

Place the victim's hands in his bare armpits

Keep the victim's hands uncovered to allow the fresh air to warm and dry them.

Rub the victim's hands vigorously.

Place the victim's hands on or very close to a hot surface.

Which of the following is the minimum acceptable value of insulation resistance for High Voltage equipment?

100 k Ohms

1M Ohms

1G Ohms

100 M Ohms

When can a vessel load concentrates whose moisture content exceeds the Transportable Moisture Limit?

When proved to an Administration that there is adequate stability

When the distance to the next port is less than 200nm

When proved to an Administration that there is adequate structural integrity

When proved to an Administration that there is adequate stability as well as structural integrity

On a RoRo vessel, what is important with regard to a loading ramp resting on a jetty?

The position of mats between the ramp flap and jetty must be maintained at all times

Visitors must not be allowed access to the vessel via the ramp

The ramp's position must be maintained

It must not foul the ship's mooring ropes

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.

Where on a ship is the deck known as the "Boat Deck"?

The Boat Deck is the name of the main deck of the ship or boat.

The Boat Deck is the deck where access would be made from any boats alongside.

The Boat Deck is the deck from which persons embark into the lifeboats

The Boat Deck is the deck of a life boat

The bilge holding tank level is being reduced by discharging through the OWS. What action should be taken when the oil/water interface in the holding tank is reached?

Stop the OWS and pump the oil to the incinerator tank.

Stop the OWS and pump the oil to a bunker tank.

Bypass the OWS and discharge the remaining contents of the holding tank overboard.

Continue pumping the contents of the holding tank through the OWS.

The following chemical cargoes are all "carcinogens": Acrylonitrile, Aniline, Benzene, Chloroform, Epichlorohydrin and Toluene. What is a "carcinogen"?

A substance capable of burning tissue from contact with its vapours alone.

A cargo which requires cleaning at a specific temperature as listed in MARPOL.

A substance capable of inducing cancer.

A high-grade oil product, obtained by repeated distillation.

During a normal voyage, heat is transferred to the LNG cargo through the cargo tank insulation, causing vaporisation of part of the cargo. The composition of the LNG is changed by this boil-off because the lighter components vaporise first. Which of the components in the LNG cargo will have a lower percentage on arrival discharge port?

Pentane.

Methane.

Butane.

Ethane.

When overhauling a medium speed diesel engine cylinder cover part of the work involves inspection of the springs for the inlet and exhaust valves. Which of the options given would be the normal inspection method used?

Visual inspection and measurement of free length.

Visual inspection and measurement of spring compression under a known load.

Inspection using dye penetrant and measurement of spring compression under a known load.

Inspection with ultra sound and measurement of free length.

What section of the Crew Agreement contains the “Contractual clauses”?

The ship's register

The inside page

ALC 6

ALC 1b

Bananas form the largest proportion of fruit transported by sea. There are many varieties of banana. Which of the types given in the options is the most common type of banana that is transported by sea?

Mysore

Lady finger

Silk

Cavendish

The Chief Engineer tells you to carry out Hot work on deck. What kind of permit do you need?

Cold work permit because the work will be carried out on open deck

Work permit

Hot work permit

No permit is required as long as the work shall be carried out on open deck

You have just completed the discharge of a cargo of Lube Oil additive and are clearing the ship's lines to shore. What piece of equipment can be fitted between a drain cock and the air line to safely release any excess pressure before disconnecting the air line?

An expansion valve.

A reducer.

A quick-coupling.

A three-way valve.

Which of the following could cause a blowback from a steam boiler oil fired furnace?

Trying to ignite burner from hot brickwork

Having the fuel oil temperature too high

Having the fuel oil pressure too high

Opening air registers too quickly

Where is a load-equalising device used?

With wind lashings

With parallel lashing rods

With single lashings

With upper and lower crossed lashings

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

drop the water level a couple of inches below normal

increase the oil pressure

raise the water level a couple of inches above normal

increase the oil temperature

What is the best method for ensuring that the cylinder powers of a high speed diesel engine, fitted with a monoblock multi-cylinder fuel pump, are correctly balanced?

Measure the maximum pressure of each cylinder to check that they are equal.

Take a set of indicator cards using a mechanical indicator and calculate the cylinder powers.

Check the exhaust temperatures on each cylinder to see if they are equal.

Have the fuel pump phased and calibrated in a test workshop.

On a Container vessel, why should a vessel not carry left and right-handed twistlocks?

Because containers cannot be locked using both types of twistlock

Because there will be confusion as to whether or not containers are locked

Because international regulations do not permit it

Because the two types of twistlock have different strength ratings

How is cargo in a self-unloading bulk carrier fed to the vessel’s conveyor belts during discharge?

Via remote-controlled hopper gates at the bottom of each hold

Via hydraulically-operated hopper gates at the bottom of each hold

By gravity through mechanical hopper gates at the bottom of each hold

Via mechanically-operated hopper gates at the bottom of each hold

Water hammer is a shortlasting pressure peak travelling along the pipe. How can it be avoided in a cooling water system?

Start the system with open valves and empty pipes

Start pump with closed valves

Operate valves quickly

Operate valves gradually

What symptom would you think shows that the freon filter drier has become blocked?

A large temperature drop across the drier.

Pressure rise before the drier.

A hammering noise from the drier.

A hammering noise from the compressors.

该在线测试包含来自 CES 5.1 测试的 90 道随机问题，涉及您选择的主题。