家在线测试 CES Gas tanker MASTER / Ch-Officer Test online CES 5.1 for MASTER / Ch-Officer, Gas tanker vessel

在线测试： Test online CES 5.1 for MASTER / Ch-Officer, Gas tanker vessel

就可以开始测试了

选择测试模式：

培训模式

通过测试

在线测试

描述

该测试由有关选定主题的随机问题组成。

问题 1 从 90

The pyrotechnics used to transmit visual signals to other vessels, boats or aircrafts are of the following type

buoyant smoke signal

hand flare

rocket parachute flare

all of the above-mentioned

*A rocket parachute flare must have a rate of descent of not more than

1m/s

0.5 m/s

5 m/s

10 m/s

*What is the factor that makes the difference between a deflagrating and a detonating explosion?

The initial pressure, temperature and moisture content

The material which is at the origin of the explosion (powder or gas)

The speed of the shock wave created by the initial combustion

The confinement of the place where the explosion occurs (inside or outside)

*Monoammonium phosphate used as a dry powder can be effective on:

solid, liquid, gases and metals

metals

solid, liquids and gases

liquid and gases

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

In a fixed gas fire-extinguishing system

An audible alarm must sound when the CO2 is being released

An audible alarm must sound when half of the initial amount of CO2 has been released

An audible alarm must sound for a suitable period before the CO2 is released

All the answers are good

A drip tray containing oil is on fire. The only fire fighting equipment available is a water hose with single jet/spray nozzle. How, if at all, should you attempt to put out this fire using water?

Water should be applied to the oil in a single jet only

The water can be applied in a fine spray starting from the front in a sweeping motion

Water should be applied in a jet to the back of the fire

Water should not be used on any type of oil fire

On a UMS classed vessel the high pressure fuel pipes are covered with steel flexible shrouds with drainage.What is the main purpose of the protection ?

To protect personnel from high temp surface.

In case of bursting pipe, to avoid oil spray hitting adjacent high heat surfaces of exhaust pipes etc.

To protect the pipes against mechanical damage.

To collect minor oil leakage.

The portable walkie talkies required to be carried by GMDSS regulations should have which channels as a minimum?

Channel 16 only

Channels 13 & 16

Channels 6, 13 & 16

Channels 6 & 16

If fax messages or data messages are sent from and to an Inmarsat-A terminal it is recommended to use:

Don't know

uncompanded channels

special channels

companded channels

Inmarsat Telex Service code ‘33’ can be used:

when the coast-station is disfunctional

to ask for ‘maritime enquiries

Don't know

when technical problems are experienced with the Inmarsat-terminal

By FleetNET communication is understood:

a MSI-message destined for ships in specific geographical area

an EGC-message destined for ships with the same group call number

A HF-NBDP -message destined for ships in a certain geographical area

Don't know

Regular ‘updating’ of a ships’ position in an Inmarsat-C installation is necessary

To enter the correct data to the disk antenna

To keep to the correct Inmarsat-region

To have the correct position in case of accidents

To inform the satellite of ships position

The following DSC was received (At what time received ?) 27.05.1997 23:23 CALLED VHF CH70 FORMAT: DISTRESS DIST-ID: 367449000 N OF: UNDESG DISTRESS POSITION: N 52.43 E04.maj DIST-UTC: 00:00 TELECOM: G3E SIMP TEL EOS: EOS

Don't know

04:05

23:23

00:00

The aerial of an Inmarsat-A installation is gyro-stabilised to:

Don't know

determine the right hand angle (RHA)

determine the azimuth and elevation

compensate the movements of the vessel

The emergency battery of a GMDDS portophone:

Don't know

must be replaced before the expiry date is exceeded

must be tested once a week

cannot be replaced

Which of the following is a coast station MMSI ?

227005300

227530000

22753000

2275300

Which word will precede a safety message ?

PAN PAN

SAFETY

SECURITY

URGENT

You have an important navigational or meteorological message to transmit. What call should proceed this message when made on the radio telephone?

Securite Securite (3 times)

Pan Pan (3 times)

Victor Victor (3 times)

Mayday Mayday (3 times)

The word VOLUME is spelled conform the international phonetic alphabet:

Don't know

Valencia, Oslo, Love, Uncle, Mike, Eduard

Victor, Oslo, Lima, Uncle, Mike, Echo

Victor, Oscar, Lima, Uniform, Mike, Echo

A faint is a brief loss of consciousness of no more than momentary duration caused by a temporary reduction in the flow of blood to the brain.How to prevent anyone from fainting?

Tell the person to sit down in a sitting position breathing normally.

Tell the person to sit down and lean forward with the head between the knees taking deep breaths.

Try to keep the person in an upstanding position.

If standing in a crowd, flex the leg muscles and toes to aid circulation.

Unfortunately a fish hook has entered someone's finger. The barb of the hook is even inside the skin. How to remove the fish hook?

Push the hook through the skin until the barb protrudes, then cut the hook between the barb and the skin and gently withdraw the hook.

Don't do anything by your self, see a doctor.

Remove the hook immediately by pulling it back.

Cut the skin so it is possible to take the hook directly out.

Which one of the following materials belong to Class 4.1, according to the IMDG code?

Toxic substances

Organic peroxides

Any flammable substances

Solid combustibles

If you are called upon to reeve a new wire onto a self-stowing winch drum you would, after looking at brake arrangement, reeve it to pay out as follows:

Depends on the lay of the wire strands

Direction B

Direction A

Doesn-t matter which direction

Are mooring boats required for vessels transitting the Suez Canal?

Yes, only mooring boats hired from shore are accepted

Ships can use their own boats if they cannot safely lift hired boats, but boat crews must be hired from shore

Mooring boats are required only for loaded tankers of more than 100.000 dwt.

Mooring boats are not required

" On area A4 the function "" Transmission and reception of signals for locating "" is mainly based on:"

the use of SART transponders

the use of SARSAT COSPAS Epirbs

the use of HF DSC

the use of MF DSC

The HF-band is in the frequency range:

3 - 30 GHz

3 - 30 KHz

3 - 30 MHz

30 - 300 GHz

The transmitting power of the mariphone is adjusted by setting:

squelch

Don't know

dual watch

high/low power

By reduced transmitting power is meant in VHF a power between:

Don't know

0,5 – 1 watt

6 – 25 watt

5 – 10 watt

Which channel is used for VHF DSC distress calls

What is the Proper Shipping Name for: Caporit; CCH; Chloride of lime; Chlorinated lime; HTH; Lime chloride; or Calcium salt?

Calcium Hypochloride

Calcium Hydroxide

Calcium Hypochlorite

Calcium Oxychloride

A lifebuoy is constructed to withstand a drop into the water from a height of:

30 m

4,50 m

18 m

10 m

*There are 3 lifeboats on each side of a passenger ferry engaged on short international voyage and having a factor of subdivision equal to 0,4. All these lifeboats are identical. What should be the total number of persons that can be accommodated in the 3 lifeboats on the starboard side altogether ? (*) N is the total number of persons that vessel is permitted to carry.

at least 100 % of N (*)

at least 75 % of N (*)

at least 15 % of N (*)

at least 50 % of N (*)

For how long and at what speed is a fully loaded lifeboat designed to operate in calm weather ?

6 knots for 24 hours

4 knots for 48 hours

3 knots for 24 hours

10 knots for 24 hours

Which one of the listed requirements regarding inflatable liferafts corresponds to present regulations? Every liferaft shall be so constructed that:

in the event of capsizing it will automatically attain a position providing an above water escape

when floating in the inverted position it can be righted by one person

it's canopy has viewing ports in all directions

have at least two entrances

Which of the following fittings shall be provided to all lifeboats:

an electric power starting system for the propulsion engine with one rechargeable energy source

a means for collecting rain water

permanent boarding arrangements on both sides to enable persons in the water to board the lifeboat

a remotely operated steering arrangement

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

four rocket parachute flares

a first-aid outfit

one daylight signalling mirror with instructions

a survival manual

Which one of the given requirements regarding survival craft muster and embarkation arrangements do not correspond with present regulations? (SOLAS III/11)

Searchlight to be provided at the launching station

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

Davit-launched survival craft muster and embarkation stations shall be arranged to enable stretchers to be placed in survival craft

Where necessary, men shall be provided for holding the davit-launched craft against the shipside for embarkation

Which one of the listed requirements regarding the stowage of lifeboats and liferafts do not correspond to present regulations? (SOLAS II/13.3 - 13.6)

Lifeboats shall be stowed attached to launching appliances

Liferafts intended for throw-overboard launching shall be stowed amidships secured to means for transfer to either side

Davit-launched liferafts shall be stowed within reach of the lifting hooks unless adequate means of transport is provided

Liferafts shall be so stowed as to permit manual release from their securing arrangements

For how long and at what speed is a fully loaded lifeboat designed to operate in calm weather?

3 knots for 24 hours

6 knots for 24 hours

4 knots for 48 hours

10 knots for 24 hours

In the type of fluorescent lamp system shown in the illustration, the role of the starter is to perform which of the following?

To switch on current through the lamp, and to disconnect the ballast once the lamp has started..

To charge the ballast to a high inductive current, and then divert this current through the lamp.

To create a high starting current.

To pass current through the lamp heaters, and then interrupt the inductive striking current.

A heat exchanger of the tube and shell type is used for cooling lubricating oil with seawater as the secondary fluid. Which of the options would indicate that the tube stack was becoming fouled (scaled or coked) rather than blocked?

An increased temperature difference between the seawater inlet and outlet and also between the lubricating oil inlet and outlet.

A reduced temperature difference between the seawater inlet and outlet and also between the lubricating oil inlet and outlet.

A reduced temperature difference between the seawater inlet and outlet and an increase in the temperature difference between the lubricating oil inlet and outlet.

An increase in the temperature difference between the seawater inlet and outlet and a reduced temperature difference between the lubricating oil inlet and outlet.

Which of the following is not a principle of heat transfer utilised in a boiler?

Ionisation.

Conduction.

Convection.

Radiation.

A diode may be tested by which method?

Use a Digital Multi- Meter set to measure ohms in forward and reverse directions.

Use an insulation resistance tester (Megger)

Connect to low ohms resistance tester.

Use a Digital Multi-Meter set to check forward voltage and reverse current blocking

Is the location of the Compass Binnacle critical?

Yes, for the reasons stated in all of the suggested answers

Yes, it should be on the fore and aft centreline of the ship

Yes, it should be away from all electrical power cables

Yes, it should be sited on a non-metallic base if possible.

After washing cargo holds why are cargo residues often found on the tank top when hatches are opened at the load port?

Because the washing of cargo holds was not thorough

Because of poor drainage into the bilges

Because of cargo residues falling down due to ship’s vibrations during the ballast passage

Due to failure of the bilge eductors

What are the main elements in a damage control plan?

A damage control plan is the same as an emergency plan

Arrangements for correction of list due to flooding within 15 minutes

Boundaries of the watertight compartments for decks and holds. Position of controls for opening and closing of watertight compartments. Arrangement for correction of list due to flooding.

Instructions and procedures for reporting damage to the Company

When should a vessel’s hatch pontoons not be lifted?

When the SWL of the gantry crane is not clearly marked

When the vessel is listed

When lighting conditions are poor

When the pontoons are to be lifted by a floating crane

Wich type of compressors are used as cargo compressor onboard liquified gas carriers?

One, two and three stage piston compressors.

Piston, screw and centrifugal type compressors.

One, two and three stage screw compressors.

Oil free screw and piston compressors.

To allow efficient pumping of aromatic Crude Oil cargoes, they are usually heated to reduce their viscosity. What is the ideal maximum viscosity that is normally achieved for this purpose?

250 cSt (250 mm2/s)

450 cSt (450 mm2/s)

45 cSt (45 mm2/s)

1,250 cSt (1,250 mm2/s)

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

You are an assistant cook, working on a large passenger ferry. You have a boil on your left wrist, which has become infected. What must you do?

Take two paracetamol and cover the boil with a small flesh-coloured band-aid.

Don't tell anyone about it, wear a long sleeved jacket and carry on working.

Report the condition to your superior, obtain medical assistance, avoid handling foodstuffs until the skin has healed.

Wear a cotton glove on your left hand when carrying any raw or fresh foodstuffs.

One of the crossheads on a large, six cylinder, slow speed diesel engine has been severely damaged due to bearing failure. The connecting rod for the cylinder concerned is to be removed from the engine and the piston and damaged crosshead suspended in the engine so that it can be run on 5 cylinders. Which of the methods given in the options should be used to suspend the piston and crosshead?

Remove the cylinder cover and connect the piston (with crosshead attached) to the engine room crane and position the piston so that it covers the scavenge ports.

Raise the piston sufficiently high to allow the crosshead support pins/chains to be fitted and rest the crosshead on them (with piston attached and positioned above the scavenge ports)

Raise the piston (with crosshead attached) to just above the scavenge ports and insert pieces of wood through the ports to rest the piston on

Remove the cylinder cover and lift the piston until the crown and skirt are clear of the liner and place two bits of angle iron across the liner top to rest the piston on.

Maintenance of lifeboats and davit arrangements is routine work onboard. Why should you not carry out this type of work alone?

There might be a risk of falling even though harness and lifeline is used. A second person should always stand by to assist with tools etc. and other practical arrangements.

If you need something to drink, the second person can get it for you

It is boring to work alone and you should be able to chat with colleagues while working

If the person working on the lifeboat falls over board, the second person can lower the lifeboat and prepare pick-up immediately

On a General Cargo Vessel the Tonnes per Centimetre (TPC) of a vessel is 30; the present mean draught of the vessel is 6.90 m and the maximum summer load draught is 7.00m; Calculate the amount of cargo that can still be loaded?

The amount of cargo that can still be loaded is 300 tonnes

The amount of cargo that can still be loaded is 3000 tonnes

The amount of cargo that can still be loaded is 30 tonnes

The amount of cargo that can still be loaded is 3 tonnes

Fluid-driven eductors (as commonly found on crude oil tankers), operate on a principle known as Bernoulli's principle. What does that state?

The increase in pressure at the eductor inlet is inversely proportional to the decrease in pressure as measured at the discharge orifice.

The volume of a fluid increases as the pressure in it decreases.

The discharge rate is inversely proportional to the pressure applied in the drive inlet.

The speed of a moving fluid increases as the pressure in the fluid decreases.

If conditions permit, which is the best way to board a liferaft which is floating close to the ship?

Wearing a lifejacket, jump into the water close to the raft and then swim to it

Jump onto the raft itself

Jump into the water close to the raft, without a lifejacket, as this will make it easier to swim and board the liferaft

Use a rope ladder close to the raft to climb down and board

Emergency instructions in appropriate languages shall be posted in passenger cabins. Which information shall as a minimum be included in the emergency instructions?

Where to find thermal protective aids

Name of cabin attendant

Escape routes and alarm signals

The method of donning life-jackets, escape routes and alarm signals

A conventional reefer vessel is to have its refrigerating capacity increased by fitting a 'power pack' consisting of a diesel engine and generator housed in a twenty foot container. Which of the options given would be the best location to stow the ‘power pack’?

On the main deck, close to the fresh air inlets.

On the main deck, close to the fresh air exhausts.

On the main deck, well clear of the fresh air exhausts.

On the main deck, well clear of any fresh air inlets.

Which of these actions should you take it your ship is successfully boarded by armed pirates?

Fight back.

Scream in fear and refuse to cooperate.

Keep quiet and ignore any questions you’re asked.

Assure your captors that you’re not planning an attack to overthrow them.

What must be checked carefully before commencement of ballasting tanks on a bulk carrier, when operating in very cold conditions?

Air pipes and sounding pipe open

No special precautions need to be taken.

Air ventilator pipes closed.

All air ventilators are open and free from ice build up.

When a ro-ro unit/cargo is damaged what should the duty officer do if he is not carrying a camera?

Sketch the damaged unit/cargo

Note the manufacturer's details

Make a damage report and rough sketch of the damage

Note the stowage location at which the damage occurred

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.

On a reefer vessel air is passed over the cooling coils before entering the cargo hatch via trunking to cool the cargo. It is important to ensure that the cooling coils are clear of any material such as plastic sheeting or bags. Why is this so important?

The plastic material may block scuppers and bilges.

The plastic sheeting may be picked up by and foul the cooling fans.

The plastic may interfere with the air flow over the cooling coils and subsequently the cooling of the cargo.

The plastic material may affect condensation forming on the cooling coils.

In describing oil cargoes, what is "sour crude"?

A crude oil from West Africa

A petroleum product which reacts with water during tank-washing, leading to a distinctive odour about the tank deck

A crude oil cargo which has left substantial residues in the bottom of the tank after discharge

A term used to describe crude oil or products containing appreciable amounts of hydrogen sulphide and / or mercaptans

Which of these procedures should crew follow when conducting a search?

Search the perimeter of the space up to a height of 5 feet.

Wait in the area they’ve finished searching until they’re contacted for a status update.

"Stand quietly in various spots around the space, listening for unusual sounds like the tick tock of a clock mechanism."

Conduct random or spot checks of logical threat areas.

During maintenance work on a fuel tank the engine room ratings are removing scale in preparation for re-coating. One of the ratings suddenly notices the smell of fumes even though the atmosphere had been satisfactorily tested before the work started. What action should the ratings take?

Stop work until the smell disappears and then carry on removing the scale.

Leave the tank immediately and have the atmosphere retested.

Ask for another fan to be switched on to increase the ventilation in the tank.

Put on breathing apparatus and carry on with the task.

The electric motor on one of your centrifugal pumps has for a period of time gradually been running at lower and lower Amp-load. The pump is still supplying water, but the pressure is reduced. Which of the below alternatives is probably the reason?

The pump is running at lower speed due to short circuit in the electric motor.

Inner diameter of impeller is bigger due to cavitations, or outer diameter reduced by erosion.

The pump has been more effective because the suction strainer has been removed.

The pump has suction from many places at the same time.

How should chemicals and harmful substances be stored on board?

In a separate locker. The locker shall be clearly marked, locked and ventilated.

n the central store or in the engine room

In a locker preferably on boat deck. The locker shall be clearly marked.

In a gas-tight locker close to the bridge

What is IMO's requirement to maximum temperature for fully pressurised cargo tanks at ambient temperature?

50 C.

42 C.

40 C.

45 C.

Which kind of cargo pumps are the most commonly used in cargo systems for gas carriers?

Hydraulic driven screw pumps.

Hydraulic driven submerged pumps.

Submerged electric motor pumps.

Electric driven screw pumps.

The HP discharge valves of a 2 stage air compressor suffer from build up of carbon deposits even though the correct maintenance is carried out on them. What is the most likely cause of this problem?

Water in the compressor lubricating oil.

Worn scraper and piston rings.

Compressor cooling water temperature too low.

Ineffective air intake filter.

At what angle should a cargo lashing meet an eye plate?

At 90 degrees

At 30 degrees

At 60 degrees

At 45 degrees

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.

What is understood by the term, "The Lee Side"?

Lee Side is the Port side of the vessel

Lee Side is the side that faces the wind

Lee Side is the side that faces away from the wind

Lee Side is the Starboard side of the vessel

What is understood by the term "Dew point" of the air?

The temperature at which condensation in the air forms into water droplets.

The temperature of the water vapour in a cloud.

The "Dew Point" is the point at the centre of an Anticyclone

All of the suggested answers

What do you understand by the term “Risk Assessment”, and how would this be carried out on board?

States than when work has a degree of risk that the work is not carried out

Requires a great deal of preparation and involves recording everything on paper

Identify the hazards, quantify the risks, put control measures in place, monitor the work activity and review

Identify the hazards and specify the personal protective equipment that would be required to complete the work

Does OPA90 apply to vessels engaged in carrying liquefied gas?

OPA90 applies only to oil tankers.

OPA90 applies only to non-American flag vessels.

Only if the vessel carry HC-products.

OPA90 applies to all ships.

Which Security Levels requires the highest security alert?

Security Level 2

Security Level 1

Security Level 3

After discharge of a cargo of bananas there are a lot of cartons of condemned fruit on the deck. The vessel is not in a special area and is more than 100 miles from land. Select from the given options the best way to dispose of the condemned fruit.

Remove and retain all of the packaging including any inner plastic bags and dispose of the condemned fruit overboard.

Keep the cargo onboard until the vessel enters a port with suitable disposal facilities.

Dispose of the complete cartons of condemned fruit overboard and make an entry into the Garbage Disposal Log.

Keep the fruit for crew consumption and dispose of the packaging.

On a Container vessel, what is the function of a raised deck socket?

To house base twistlocks or stacking cones

To house stacking cones

To secure turnbuckles

To house base twistlocks

What danger is associated with loaded container tractors passing over large fittings on the loading ramp or on the vessel’s decks?

Damage to the container cargo

The container jumping the trailer

Damage to the ship’s fittings

Damage to the trailer tyres

Which is the correct method of securing a lashing belt to a vehicle?

Using a knot

Using a ratchet

By means of a hook facing away from the deck

By means of a hook facing the deck

How does a cement carrier discharge its cargo?

Using its own pumping system and equipment

By suction

Using shore side cargo gear

Using grabs

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.

What can be the result of the combination of free surface and flat tank bottom in partially loaded tank with heavy weathe ballast?

Generation of wave energy.

High metacentric hight.

High vertical shear force.

Longitudial bending moment.

When talking about cargo operations on an oil tanker, what is "topping off"?

Commencing discharge from another tank, to retain suction, when stripping a tank

Completing the loading of a tank to the required ullage

Filling a cargo tank to its maximum level without causing an overflow

Slow pumping a cargo tank at the commencement of discharge, to achieve a safe ullage, before starting discharge from other tanks

What kind of damages do steel coils sustain?

Chemical reactions between the steel banding and outer envelope

Crushing and distortion

Telescoping

Tearing

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

The illumination in launching areas

The use of escape routes and other escape methods

The use of surface to air visual signals to be used by survivors

The use of navigational equipment for survival crafts

What do we mean with ESD on a gas carrier?

ESD is Emergency Shut Down and the release buttons are located in the gas dangerous area

ESD is Electronic Starting Devise and is used on cargo compressors and discharge pumps

ESD is Emergency Shut Down and the release buttons are located different places onboard

ESD is Emergency Shut Down and the release buttons are located in the engine or cargo control room

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。