Maison Tests en ligne CES Passenger MASTER / Ch-Officer Test online CES 5.1 for MASTER / Ch-Officer, Passenger vessel

Tests en ligne : Test online CES 5.1 for MASTER / Ch-Officer, Passenger vessel

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Question 1 depuis 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

Which one of the listed requirements regarding rocket parachute flares do not correspond to present regulations? The rocket parachute flares shall:

be contained in a water-resistant casing

burn with a bright orange colour

have integral means of ignition

have brief instructions clearly illustrating the use of the flare

In order to extinguish a flammable liquid of the same kind as alcohol, we can use:

Water and foam

Water

Sprayed water

Anti-alcohol foam

Which of the following is a combustion reaction?

All the answers are good

Open fire

Smouldering fire

Explosion

In a smoke filled alleyway were will the cleanest air be found, and how should you proceed out?

Towards the upper part, stand as tall as possible and walk out.

It will be the same in all parts, therefore I would just leave as quickly as possible.

Near to the deck, crawl out keeping your face as near to the deck as possible.

Sit and wait for the rescue party.

A flame detector is activated by:

The infrared radiation and ultraviolet radiation given off by flames

The rise of the environment temperature

Smoke, gas, sparks and high temperature

The radiation of heat given off by flames

*Where a fixed fire detection system does not include means of remotely identifying each detector individually, detectors are grouped in "sections". These sections may cover up to:

5 enclosed spaces

10 enclosed spaces

25 enclosed spaces

50 enclosed spaces

For carbon dioxide fire-fighting systems for machinery spaces the fixed piping system shall be such that: (SOLAS II-2/5.2.4)

70% of the gas can be discharged into the space within one minute

100% of the gas can be discharged into the space within two minutes

100% of the gas can be discharged into the space within three minutes

85% of the gas can be discharged into the space within two minutes

As a general rule, where would you expect to find a portable fire extinguisher intended for use in a space?

Near the entrance to that space

Near the middle of the space

Under a porthole or window in that space, if any

All of the above may be considered as a standard practice

Instructions for "Preparation for welding or hot work in cargo tanks" is laid down by the Norwegian Maritime Directorate. Which of the following requirements regarding welding or hot work corresponds to these instructions?

An extract from the log book regarding the decision and the reason for it shall be sent to the Norwegian Maritime Directorate.

The safety delegate is responsible for all types of welding and hot work on board the ship.

If it is decided that work shall be carried out, the decision and the reason for it shall be entered in the ship-s log book.

Before welding or hot work is started, all persons taking part in the work shall meet.

The proper operation of the telex mode of an Inmarsat-A terminal can be tested by:

Doing a "commissioning test" at regular intervals

Doing an NBDP ARQ test

Requesting an " automatic linetest"

Sending a message to HF DSC

The INMARSAT C Mobile Earth Station Identification Number (IMN) consists of:

nine digits, beginning by 3

nine digits, beginning by 4

nine digits, beginning by 6

seven digits, beginning by 1

Proper transmissions of the NAVTEX-message can be aided ………… by:

automatic fault-check

automatically comparing the message earlier received ones

request for repetition of the garbled text fragment by the receiving NAVTEX installation

Don't know

The exact position of a 406 MHz Cospas-Sarsat EPIRB is eventually calculated by:

LUT

Don't know

the satellite

the EPIRB

For how long time should a SARSAT COSPAS epirb be able to operate on its batteries ?

48 hours

96 hours

24 hours

12 hours

The authority to order to use of distress signals or distress alerts is:

the person designated to maintain communication during distress situations

Don't know

the first person to discover the distress situation

only with the master

What is full form of VRP (OPA-90)

Vessel Report Plan

Vessel Response Procurement

Vessel Reporting Procedures

Vessel Response Plan

*A cargo hold containing such cargo as nitrates, chlorates etc which produces oxygen under the influence of heat catches fire. If you have a lot of water at your disposal, how would you deal with this?

Close the hatches and use the fixed CO2 system because water cannot be used with this type of cargo

None of the above answers are correct

Apply boundary cooling only

Use large quantities of water as soon as possible

Rule 12 of the International Collision Regulations prescribes the action to be taken by a sailing vessel when meeting another sailing vessel. This depends on the direction of the wind relative to each vessel. In the situation shown here, which sailing vessel (A or B) must keep out of the way of the other?

Sailing vessel B must keep out of the way of sailing vessel A.

Sailing vessel A must keep out of the way of sailing vessel B.

The upwind sailing vessel must keep out of the way of the downwind sailing vessel.

Both sailing vessels are required to take avoiding action.

What can be used to reduce the effect of the state of sea-waves?

Vegetable / Fish Oil

Fuel Oil

Foam

Crude Oil

What is the main purpose of VTS?

Reduce port operation costs

Provide information

Increase safety for all ships in the area

Increase safety for ships participating in VTS

Within territorial waters the use of transmitters is prohibited. In general this does not apply for:

Inmarsat-C equipment

Don't know

MF-equipment

HF-equipment

The wavelength of a radio-signal reflected against the F-layer may be:

1.5 m

Don't know

15 m

15 cm

When onboard channel 16 is used for a shore radio-connection, you always work:

On low power

Duplex

Semi-duplex

Simplex

Which class of emission is used for VHF DSC transmissions ?

G3E

F1B

J3E

J2B

Which of the following is the correct minimum carriage requirement for a ship of more than 300 gross tons and operating in area A2:

1VHF RT + DSC+ DSC watch receiver – 1 or 2 SART – 1 NAVTEX or 1 EGC receiver – 2 or 3 VHF portable – 1 EPIRB – 1 MF RT + DSC+ DSC watch receiver

1VHF RT + DSC+ DSC watch receiver – 1 or 2 SART – 1 NAVTEX or 1 EGC receiver – 1 INMARSAT A,B or C – 1 EPIRB – 1 MF RT + DSC+ DSC watch receiver

1MF RT + DSC+ DSC watch receiver – 1 or 2 SART – 1 NAVTEX or 1 EGC receiver – 2 or 3 VHF portable – 1 EPIRB

1VHF RT + DSC+ DSC watch receiver – 1 NAVTEX or 1 EGC receiver – 2 or 3 VHF portable – 1 EPIRB – 1 MF RT + DSC+ DSC watch receiver

How many maintenance methods must be provided by ships sailing in area A3 and A4

What colour flare is used to signal a safe landing place for small boats ?

Blue

Green

Yellow

White

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

The use of escape routes and other escape methods

The use of navigational equipment for survival crafts

The use of all survival equipment

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

By which method is the Vapour Pressure of Crude Oil determined?

The ASTM Elementary Assessment Method.

The API Open Cup Laboratory Method.

The Reid Closed Test method.

The True Vapour Pressure value is always used.

When we are using a diode to convert AC to DC, it is usually referred to as a

Regulator

Controller

Alternator

Rectifier

In the event of a diesel engine crankcase explosion which of the safety devices fitted to the engine is designed to minimise the risk of a secondary explosion?

Crankcase relief valves/doors

Main bearing temperature monitoring equipment.

Crankcase extraction fan.

Crankcase oil mist detector.

What type of lashing arrangement is needed on weather deck for securing one container high?

No lashing arrangement needed.

Turnbuckles and rods.

Twistlocks with turnbuckles and rods.

Twistlocks.

The inert gas system shall be capable of delivering inert gas to the cargo tanks at a specified percentage in relation to the cargo discharge rate. What is that percentage?

Equal to the cargo discharge capacity.

At least 135% of the maximum discharge capacity.

At least 150% of the maximum discharge capacity.

At least 125% of the maximum discharge capacity.

In a series installation of a purifier and a clarifier, what is the purpose of the clarifier

As a safety net, for improved cleaning of the fuel oil

You will probably have less alarms

In case the gravity disc is too small

To get round the problem of fluctuating temperature

At the design phase of a container ship, how is the loss of strength resulting from the large deck openings, compensated?

Large deck beams longitudinally and athwartships at the sides and ends of hatches

Additional transverse bulkheads

Large doubling plates at the hatch corners

Additional longitudinal bulkheads

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.

In a fresh water tank with a height of 5 meters we shall use a pressure transmitter for level measurement. The tank has a vent-pipe leading to deck 8 meters above the top of the tank. What pressure shall we use as a guidance when ordering the pressure transducer?

1,3 Bar.

2,0 Bar.

0,5 Bar.

0,8 Bar.

A simple level control for a water tank consists of a horizontal lever with a float at one end and a filling valve at the other. The lever is provided with an adjustable pivot positioned between the valve and the float. How will the 'offset' in the system be affected under changing demand conditions if the pivot is moved closer to the filling valve?

It will increase the offset across the demand range.

It will reduce the offset on low demand but increase it during high demand.

It will increase the offset on high demand but reduce it on low demand.

It will reduce the offset throughout the demand range.

A sudden or gradual increase of the chloride content in the freshwater cooling indicates:

Leakages from seawater coolers

Leakages from oil coolers

Exhaust leakage

Low concentration of corrosion inhibitors

What is the best method to use to remove heavy scale and fouling from the plates of a heat exchanger?

Use wire-brush, metal scrapers and chipping guns.

Renew the plates.

Use high-pressure cleaner with abrasive additives.

Soak the plates in a recommended cleaning solution and then use a soft brush or pressure cleaner.

A 450 volt, 859 kW rated generator has not been in operation for several weeks. Prior to starting, insulation resistance readings are taken. The minimum acceptable insulation resistance reading on the main stator winding to allow you to proceed with running the generator is:

10 Ohms

10 000 Ohms

10 000 000 Ohms

1000 Ohms

What is the correct definition of "boat deck"?

A deck of cards on board.

Deck and secure the boats.

The deck of the boat.

The deck for the lifeboats.

What are the ideal conditions required to satisfactorily conduct an Inclining Experiment?

All derricks lowered and no moving items on deck and in store rooms

Moorings slack, head wind, minimum people on board

All of the suggested answers

Minimum ballast and bunkers on board and all tanks pressed up.

What is the correct definition of: -boat drill?

Training in lifeboat handling.

To drill all boats.

To secure the boats.

To launch the boats.

Which of these is not considered a method of ascertaining the watertight integrity of hatch covers?

Hose test

Chalk test

Ultrasonic test

Visual inspection

You are alongside, loading several grades of chemicals, some with an explosion and flammability hazard. It is late evening. Whilst moving some equipment with the manifold crane, you accidently hit one of the deck flood-lights, smashing the glass cover and the light bulb inside. What will you do?

Replace the light bulb with one taken from another area. Temporarily tape back the pieces of the cover, making as good a seal as possible, without losing too much of the light. Inform the Duty Officer at the end of the watch.

Say nothing. Inform the Electrician in the morning.

Report the accident to the Duty Officer immediately. Switch off the power to the light concerned. Place an isolation notice over the switch to prevent anyone else operating the switch. Advise your relief at the end of the watch.

Go and find a portable light with a cable. Rig and secure it as close as possible to the damaged flood-light. Inform the Electrician when you next see him.

Which of the following detectors will you choose for detecting smoke from fire?

Thermocouple

Thermometer

Strain gauge

Ionization type

What special equipment can often provide assistance in locating a man overboard and in the water?

AIS

A RACON

A sectored search pattern

A SART

A ship moving through heavy seas is affected by the water pressure at the bows causing an effect known as "Panting". What structure in the forward region of the ship combats the effects of Panting?

Double bottom tanks and floors

Centreline bulkhead

Collision bulkhead and deck

Panting beams and stringers

Depending on density or API, an error measurement of 0.1 degree Fahrenheit in a tank containing 50,000 cubic metres (314,491 barrels) of oil will result in which of the following volumes?

35 cubic metres (220 barrels).

25 cubic metres (157 barrels).

7 cubic metres (44 barrels).

16.5 cubic metres (104 barrels).

Why are the L.P.G. compressors of "Oil Free" type design?

To prevent contamination of the cargo.

To prevent low oil pressure during start up.

To prevent carbonising of the valves.

To prevent contamination of the lub oil.

Which IMO publication deals specifically with the construction and equipment of liquefied gas carriers?

The IMDG Code.

SOLAS.

MARPOL.

The IGC Code.

You have just finished discharging several grades of chemicals. Why is it important that the Chief Officer has considered "solubility" when planning the tank-cleaning programme?

Because it will have indicated if hydrocarbons will still be present on the tank bulkheads after initial cleaning and that a chemical additive may need to be circulated or sprayed afterwards to remove them.

Because it will have shown which tanks need to be cleaned first.

Because it will have indicated if the cargo residues can be cleaned with water alone, or if a chemical additive will be needed to help break them down.

Because it will have indicated how much odour there is likely to be remaining in the tank after cleaning.

How many groups of cargo tanks do we have on gas carriers?

IMO divides cargo tanks on gas carriers into 2 groups: Integral tanks and independent tanks.

IMO divides cargo tanks on gas carriers into 2 groups: Spherical tanks and Cylinder tanks.

IMO divides cargo tanks on gas carriers into 4 groups: Spherical tanks, Cylinder tanks, Prismatic tanks and membrane tanks.

IMO divides cargo tanks on gas carriers into 4 groups: Integral tanks, Membrane tanks, Semi-membrane tanks and independent tanks

When data are to be transferred over a telephone line, we often utilize modem at each end. Which of the following adapter cards (parts) will you use for interfacing a modem to a computer?

Parallel adapter

Serial adapter

Enhanced graphic adapter

VGA display adapter

What is the correct definition of "lee side"?

Port side.

The side from the wind.

The side against the wind.

Starboard side.

You are proceeding along a coastal route when you hear this signal. The visibility is severely restricted. What does the signal mean?

There is a vessel at anchor in the vicinity. She is more than 100 metres in length. She is sounding an additional warning signal to approaching vessels, directing them to "keep clear".

There is a vessel at anchor in the vicinity. She is less than 100 metres in length. She is sounding an additional warning to approaching vessels that they are "running into danger".

There is a vessel aground in the vicinity. She is more than 100 metres in length. She is sounding an additional warning to approaching vessels that they are "running into danger".

There is a vessel aground in the vicinity. She is less than 100 metres in length. She is sounding an additional warning to approaching vessels to "navigate with extreme caution".

A high pressure boiler is operating with all parameters normal except that the firing rate is high and the superheater temperature is high. Which of the options given is the likely cause of this condition?

The generating and screen tubes are fouled.

The de-superheater control is not operating correctly.

Insufficient combustion air is being supplied.

The superheater tubes are fouled.

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

What is the most important factor to be considered when planning the lashing system for a particular sea route?

The quantity and type of lashing materials

Transverse accelerations

The size and weight of packages/cargo units to be loaded

The breaking strength of lashing materials

During loading of bananas the fruit should be visually inspected frequently to check the quality and for any indications as to its physiological development. Which one of the options given would indicate that the fruit is in suitable condition for shipment?

The bananas are green with a yellow hue. They are not really hard and do not break cleanly.

The bananas are green in colour with patches on the shoulder from the effects of sunshine and have relatively sharp ridges along the length. They can be snapped with sap clinging to the broken parts.

The bananas are yellow with small black spots on the skin. They cannot be snapped but the skin can be peeled off.

The bananas have a uniform green colour with relatively sharp ridges along the length. They can be snapped or broken with sap clinging between the broken parts.

What happens during Parametric Rolling when a wave trough is amidships?

There is a reduction in righting levers

There is loss of GM

There is an increase in righting levers

There is a likelihood of the ship rolling violently

Why is it important to have an efficient fire patrol system on board passenger ships?

To ensure that an outbreak of fire may be prompltly detected

To control that passengers adhere to smoking regulations on board

To verify that the automatic fire-detection system is working properly

To show passengers in public areas we are on duty 24 hrs

Under what circumstances may a watch-keeping engineer undertake other duties?

A watch-keeping engineer may undertake other duties when the main propulsion controls are in manual operating mode

A watch-keeping engineer may undertake other duties when the main propulsion system requires constant supervision

A watch-keeping engineer may undertake other duties when he has been properly relieved of his watch-keeping duties

A watch-keeping engineer may undertake other duties when the ship is at sea and the weather is calm

What does the abbreviation "SBT" stand for in the context of the construction and layout of an oil tanker?

Segregated Ballast Tank

Specified Ballast Tank

Strengthened Ballast tank

Single Barrier Tank

A stevedore is working in a cargo hold of a bulk carrier while completing discharge of a concentrate cargo. What possible assumptions could be made if the stevedore appears to be taken ill?

Assume problem due to lack of oxygen and/or toxic gas and rescue with self-contained breathing apparatus

The foreman stevedore will deal with this situation

Immediately enter space and give first aid

Assume possible heart attack and give CPR

What are the three categories to which hazardous liquid chemicals are assigned under MARPOL Annex II?

I, II and III

A,B and C

X,Y and Z

Iia, IIb and Iic

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.

The wire mesh guards for the fans of refrigerated containers sometimes have coloured ribbons tied to them. Which of the options is the reason for fitting these ribbons?

To indicate if the fan is running too slowly.

To indicate that the fan is running in the correct direction.

To indicate to the crew that the fan is running as a safety consideration.

To indicate that the fan is running at the correct speed.

What temperature do we calculate on when using the ASTM-IP tables?

We calculate the liquid weight at actual temperature.

We calculate the liquid weight at +25 C.

We calculate the liquid weigh at ambient temperature.

We calculate the liquid weight at +15 C.

What is known as a "Non-Standardized Cargo" on a General Cargo Ship?

Cargo for which the ship is not provided with an approved securing system

Cargo which must be secured in accordance with the shipper's instructions

Cargo which requires individual stowage and securing arrangements

Cargo for which there is no standard securing system

After discharging a high density cargo a serious crack is found in an upper ballast tank amidships of a Bulk Carrier; what must the Master do?

Note the dimensions of the crack and measure regularly

Proceed on ballast voyage without ballast in this tank

Repair with cement box or temporary welded patch until next drydock

Inform Designated Person Ashore (DPA) and call in Classification Society

The typical “daylight-frequencies” for long distance transmission are located in the:

16 or 22 MHz-band

Don't know

8 or 12 MHz-band

4 or 6 MHz-band

Due to the safety of the ship its crew and passengers it is only permitted to ……… in designated areas onboard

Use mobile telephones

Smoke

Read magazines and newspapers

Drink

Compressors for handling vapour from liquefied gas cargoes are fitted as part of the cargo handling plant on liquefied gas carriers. How is liquid prevented from entering the compressor suction?

By checking the temperature in the vapour line between the cargo tank and compressor.

A liquid separator is fitted in the vapour line between the cargo tank and the compressor.

A liquid condenser is fitted in the vapour line between the cargo tank and the compressor.

By checking the pressure in the vapour line between the cargo tank and compressor.

What is the correct way to obtain a reduced capacity with a centrifugal pump?

Throttling of delivery valve

Throttling of suction valve

Adjust the relief valve

Open the priming line

What is name of the machine shown, used to heave on the ropes during mooring and unmooring?

Winch

Crane

Windlass

Capstan

What are the properties of IMDG Class 4 (Flammable Solids) cargoes?

These cargoes emit flammable gases

These cargoes are liable to spontaneous combustion

These cargoes are liable to spontaneous combustion or when in contact with water emit flammable gases

These cargoes emit toxic gases

The fire control draft on board is called the «safety plan» and shall be posted onboard. In port, a copy of this plan shall in addition be available from somewhere else. Where shall this copy be available?

Handed over to the surveyors.

At the gangway.

In the engine control room

On the terminal

What is the purpose of automatic trip system onboard, and how does it function?

Automatic trip is to avoid over pressuring of cargo tanks, the trip function is often initialised by a float switch.

Automatic trip is to avoid tanks and pressurised vessels becoming overloaded, the trip function is often initialised by a float switch.

Automatic trip is to avoid tanks being cooled too much, the trip function is often initialised by a float switch or a temperature switch.

Automatic trip is to avoid tanks becoming overloaded; the trip function is often initialised by a float switch.

What is static amplifying

Change in input signal divided by change in output signal

Change in output signal divided by change in input signal

Corresponding change in signals

Change in input signal times change in output signal

What do we mean to gas free a cargo tank?

To gas free a cargo tank means that we remove flammable-, neutral- or toxic atmosphere from the cargo tank

That means that we are discharging the cargo tank

To gas free a cargo tank means that we remove gas from the cargo tank

To gas free a cargo tank means that we are pumping liquid into the tank

Refrigeration plants using ammonia as the primary coolant have been fitted to some reefer vessels. When designing such a ship which aspect, from the options given, would be the most important consideration?

The temperature range that the plant would be expected to operate at.

Crew safety.

Installing a suitable control system for the plant.

Availability of the gas.

On a RoRo vessel, who is responsible for discussing the cargo plan with duty crew members?

The master

The ship's cargo or duty officer

The bosun

On a Container vessel, when can twistlocks be used to lift containers?

When they are semi-automatic

When they are fully automatic

Only if they have been approved and certified for this purpose

When they are of the mid-lock design

How to prevent liquid from getting into the cargo compressor?

By checking the pressure in the vapour line between the cargo tank and the cargo compressor.

By using a liquid condenser on the vapour line between the cargo tank and the compressor.

By checking the temperature on the vapour line between the cargo tank and the cargo compressor.

By using a liquid receiver on the vapour line between the cargo tank and the cargo compressor.

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

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

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

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

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

What is the main reason for sometimes having a separate forced lubrication system for the camshaft on large cross head engines?

To prevent the camshaft system being contaminated with any water leaking into the main lubrication system from faulty cylinder liner seals.

Because the camshaft lubrication system has a lower pressure than the main lubrication system.

To prevent any fuel leakage from the high pressure fuel pumps contaminating the oil in the main lubrication system.

Because the camshaft system uses a different grade oil from that used in the main lubrication system.

Most of the engine makers recommend to change the cylinder head gaskets each time a piston overhaul is carried out. Why?

To increase the consumption of parts so they can make more money

To be granted a proper sealing with a new gasket

To obtain a proper sealing and correct distance between piston and cover in TDC position

To avoid heat transfer to the cylinder head.

Ce test en ligne se compose de 90 questions aléatoires issues des tests CES 5.1 sur un sujet de votre choix.