家在线测试 CES Engine Support Test online CES 5.1 for Engine department, Support level

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该测试由有关选定主题的随机问题组成。

问题 1 从 90

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

If a ship in the MF-band wants to have a DSC-connection with a coast-station (no ‘distress alert’ or a test alert) the following frequencies are chosen:

TX: 2177.0 kHzRX: 2189.5 kHz

Don't know

TX: 2177.0 kHzRX: 2177.0 kHz

TX: 2189.5 kHzRX: 2177.0 kHz

The “squelch” adjustment on the front panel of a mariphone serves to:

adjust the transmitting power of the mariphone

Don't know

adjust the noise threshold of the mariphone receiver

limit the noise of the mariphone transmitter

What is meant in mariphone traffic with a coast-station by a ”personal call”:

a telephone conversation, stating name and address for account of the shore subscriber

a telephone conversation with a person whose name is known, department or extension on the telephone number given

a phone-call, stating name and address, with a person who has no telephone himself

Don't know

What is correct UTC in this example? Approx. Pos: N49°51' W35°23', zone +2, Local Time 0900.

23 00

19 00

07 00

11 00

You are Sen.Off.Deck on vessel "A" and your cargo is iron ore. The vessel is in narrow waters and you have been in a collision with vessel "B" causing your vessel to take in water. How will you act to save the vessel and the cargo?

Call main office for help

Navigate the vessel on ground as soon as possible

Call tug boats for help

Try to discharge the incoming water

To choose the HF-band, the time difference between 2 stations is:

irrelevant

Don't know

is hardly relevant

is important

What is the normal thickness of the primary barrier (membrane) on membrane containment type systems?

0.7 - 1.5 mm

1.5 - 2.0 mm

2.0 - 2.5 mm

0.2 - 0.5 mm

Part of the outer surface of a refrigeration compressor crankcase and the refrigerant return line near the compressor ice up heavily during normal operation. Which of the options given is the most likely cause of this problem?

The oil separator is not functioning correctly and is allowing lubricating oil to pass into the system.

The seawater flow control valve for the condenser is faulty allowing insufficient cooling water flow.

The superheat control setting for the thermostatic expansion valve is set too low.

The filter drier unit in the liquid line is partly blocked.

A bulk carrier is loading to complete on summer draught of 10.00m when in salt water; the vessel is loading in river water; The dock water allowance is 80mm ; the maximum draught when loading is completed is??

10.80metres

10.08 metres

11.24 metres

9.92 metres

What measures regarding ship stability should be taken in order to make passenger ships able to withstand critical damage?

Damaged stability to be increased by weight redistribution.

Damaged stability to be increased by use of water ballast

Avoid overloading the ship

Maintain sufficient intact stability

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.

Which of the statements given in the options relating to LNG carriers is true?

LNG is normally carried in fully pressurised gas carriers.

LNG is always carried at very low temperature.

The size of an LNG carrier is limited to no greater than 50,000 m3 cargo capacity.

All LNG carriers are fitted with spherical tanks.

What is the safe time for operating the crankcase door when oil mist alarm is activated and the engine has been stopped?

After 20 minutes

After 1 minute

After 10 minutes

After 5 minutes

A General Cargo vessel is to load 200 tonnes of cargo on deck at No 1 Hatch; what are the main stability changes that will occur ?

The draught forward will increase, the trim will change and the metacentric height (GM) will probably decrease

The draught forward will increase, the trim will change and the metacentric height (GM) will probably increase

The draught forward will decrease, the trim will change and the metacentric height (GM) will probably decrease

The draught forward will increase, the trim will change by the stern and the metacentric height (GM) will probably remain constant

Your vessel is progressing within a Traffic Separation Scheme and receives a navigational warning of another vessel progressing the wrong way within the scheme. What actions should be taken on the bridge, if any?

Use the Arpa for early identification of all other ship movements within the traffic lane and give rogue vessel a wide berth

Move out of the traffic lane towards the coast.

Slow down your vessel and proceed with caution, posting extra lookouts.

Take no actions but proceed with extra caution.

Double-bottom tanks of a General Cargo ship are to be ballasted with sea water; which of the following are the most important checks to be made ?

All air vent pipes open and clear, pipeline valves open to correct tanks and other tank valves checked closed

All air vent pipes open and clear, pipeline valves closed to correct tanks and other tank valves checked open

All air vent pipes closed ,pipeline valves open to correct tanks and other tank valves checked closed

All air vent pipes open and clear, pipeline valves open to all tanks

Under which regulations would steel banding remaining in a cargo hold have to be discharged?

Port state regulations applicable at the port of departure

Port state regulations applicable at the port of destination

MARPOL 73/78 (Annex IV – Regulations for the prevention of pollution by sewage from ships)

MARPOL 73/78 (Annex V - Regulations for the prevention of pollution by garbage from ships)

On a container vessel, with regard to the carriage of Calcium Hypochlorite what is not allowed under the IMDG Code?

Cargo transport units to be carried under deck

Calcium Hypochlorite packed and shipped in Intermediate Bulk Containers (IBCs)

Calcium Hypochlorite packed and shipped in bags

Packaging group II

Your vessel is equipped with fixed rotating tank-cleaning machines in every tank. You have just finished cleaning, in preparation for loading a cargo which is water-sensitive. What should you do with the machines?

It is not necessary to do anything. The amount of moisture remaining in a tank-cleaning machine could not affect the quality of the cargo in any way.

Ensure they are thoroughly drained down and blown through, using de-humidified air or nitrogen as applicable.

The nozzles and drain holes should be plugged.

They should be removed from the tank.

Which type of cargo tanks are almost exclusively applied to LNG ships and are rarely fitted to LPG ships?

Type "B" spherical tanks.

Independent type "A" tanks.

Self-supporting prismatic tanks.

Independent type "C" tanks.

What name is given to the oriental pan which has a small round base and wide sloping sides, commonly used for cooking "stir-fry" dishes?

Gok.

Wok.

China pan.

Wack.

What name is given to the rotating jet water outlets on a tank-cleaning machine that is used on an oil tanker?

Distributors.

Nozzles.

Turbines.

Ejectors.

On a Container vessel, what can cause large loads in lashings when containers are secured to a lashing bridge?

The lashing bridge is flexible but the hatch covers are fixed, causing the lashings to go alternately slack and tight

The lashing bridge is fixed but the hatch covers move when the ship rolls and pitches, causing the lashings to go alternately slack and tight

Due to flexibility of the hatch covers

Due to inflexibility of the lashing bridge

If Master finds reason to doubt whether the agent is giving the vessel's interest full and proper attention he should:

Report the matter to the harbour Master

Report to the vessel P & I club

Investigate the matter carefully and report the findings to the company

Change the agent

Cargo residues of certain chemical substances are permitted to be removed by ventilation. What criteria is applied in determining if a cargo can be cleaned in this way? (Always accepting that local port authorities may have over-riding regulations on ventilation).

That the cargo discharged has a vapour expansion coefficient of at least 1.025.

That the cargo discharged has a vapour pressure greater than 5 KPa at 20 degrees Celsius.

That the vessel's ventilation system is capable of delivering a minimum of 20 changes of atmosphere per hour within the compartment.

That the volume of the tank does not exceed 1750 cubic metres, that the maximum remaining residues are less than 75 litres and that ventilation is additionally possible directly down the pumpstack.

During maintenance of a pneumatically operated, diaphragm actuated control valve the diaphragm is found to be split. Select, from the options given, a suitable material to use to make a temporary replacement if there is no spare diaphragm available.

Natural rubber sheet of greater thickness and lower elasticity as the original diaphragm material.

Cotton reinforced rubber insertion sheet of smaller thickness but similar strength as the original diaphragm material.

Natural rubber sheet of approximately the same thickness and elasticity as the original diaphragm material.

Cotton reinforced rubber insertion sheet of approximately the same thickness but less elasticity than the original diaphragm material.

Which of the following is a definition of the "Proper Shipping Name", as found in the IMDG Code?

The name to be used in any documentation relating to the transportation of the dangerous substance, material or article, such as on forms, labels and placards.

The correct chemical name of a potentially hazardous material, as identified from the Chemical Cargo List.

The name under which a dangerous material, substance or article is

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

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

White paint is cheaper than coloured paint.

White painted containers reduce the load on the refrigeration plant.

White coloured containers are more aesthetically pleasing.

White is synonymous with hygiene and cleanliness.

A refrigerated container is loaded on deck. On inspection it is noted that the door seals are damaged. Select, from the options given, the main reason why it is unacceptable to have a refrigerated container in such a condition.

If the door seal is damaged the cargo packaging may become watermarked.

If the door seal is damaged the cargo may spoil due to ingress of warm air.

The refrigeration unit will run for more time than is normal.

The refrigeration unit will ice up to a greater extent than normal.

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

Which of the following will be reported to a company on the emergency phone?

All arrival and departure time from port

All near misses

All cases concerning cargo shortages

All accidents where crew are injured or killed

What hazard is associated with carrying ammonium nitrate?

It has several subsidiary risks

It is a marine pollutant

It is liable to spontaneous combustion

It can explode

A standard convention for a 4 deck reefer vessel is to designate the decks A to D from upper to lower deck. Decks A and B common as are C and D with a gas tight seal between B and C. Apples are to be carried in decks C and D with bananas in A and B. Which of the options is the best to avoid the risk of crossover of temperature and respiration between the two cargoes?

Create a pressure differential with a higher pressure in decks A and B.

Create a pressure differential with a higher pressure in decks C and D.

Run the cargo fans intermittently in one of the spaces.

Operate the two spaces at equal pressures as the cargoes are compatible.

The following vessels are all required to make the same sound signal when in or near an area of restricted visibility: a vessel not under command; a vessel restricted in her ability to manoeuvre; a vessel constrained by her draught / a sailing vessel; a vessel engaged in fishing; a vessel engaged in towing or pushing another vessel. What is that signal?

One prolonged blast, followed by two short blasts, at intervals of not more than two minutes.

One prolonged blast, followed by two short blasts, at intervals of not more than one minute.

One prolonged blast at intervals at not more than two minutes.

Two prolonged blasts, followed by one short blast, at intervals of not more than two minutes.

What type of heat exchanger is shown?

Evaporative

Bundle and stack

Plate

Shell and tube

Which of the following conditions could be the cause of an air conditioning system evaporator icing up?

High sea water temperature..

Too low suction pressure.

Low sea water temperature.

Too high discharge pressure.

Why is the tank washing discharge outlet located below the waterline on a chemical tanker?

So that a safe and legal rate of dilution is achieved in the wake as the ship proceeds along.

So that toxic vapours are neutralised by the layer of water above the outlet.

So that tank cleaning can be carried out without anyone noticing.

So that there is minimum resistance to the flow generated by the pumps as they discharge the washings.

Why does MARPOL require debottoming of tanks prior to COW?

To prevent electrostatic generation

In order not to mix crude and water

To prevent corrosion in COW machines and COW piping

To prevent corrosion of tanks

The engine does not turn when starting air is supplied because of:

The engine temperature is too low.

Released blocking function in remote starting system.

Water in the starting air.

Leakage in the indicator cocks.

What type of vessel is this?

Vessel not under command and not making way

Vessel at anchor carrying out special operations

Vessel aground

Deep draft vessel

You are experiencing large hunting on the fresh water cooling system. What is the reason?

The cooling water temperature is too low.

The expansion tank is empty.

You have a cracked liner, or cover.

The fresh water circulating pump is worn out.

When is it necessary to seal a CO2 injection line into the designated ballast hold?

When testing the CO2 system

Prior to ballasting the hold

When carrying non-inflammable cargoes

When handling cargoes that emit dust

What is the legal requirement in respect of Material Safety Data Sheets for cleaning chemicals that are used on chemical tankers?

There is no requirement for MSDS for cleaning chemicals. The requirement refers only to Noxious Liquid Substances carried as cargoes.

MSDS must only be supplied for cleaning chemicals that have a significant health or flammability hazard. No MSDS is required for detergents or other light, non-hazardous products.

MSDS must only be supplied for cleaning chemicals when the quantity carried of any individual product would, if used all at once, present a significant pollution hazard,

MSDS must be displayed on board for every cleaning chemical in use.

Which of the following substance is ozone-depleting?

Ammonia

CO2

Halons

Neon

Some cargoes carried on liquefied gas carriers are toxic and are given a Threshold Limit Value (TLV) as a time weighted average (TWA). What does the TLV-TWA usually indicate?

It indicates the maximum vapour concentration that a person can be exposed to for 8 hours per day or 40 hours per week.

It indicates the maximum vapour concentration that a person can be exposed to for one hour.

It indicates the absolute maximum vapour concentration that a person may be exposed to at any time.

It indicates the maximum vapour concentration that a person can be exposed to before breathing apparatus is required.

A very dusty cargo is to be loaded on a bulk carrier; what precautions on deck should be included?

No access allowed onto main deck

Decks washed down regularly

All cranes, deck houses and storerooms fully closed down to prevent entry of dust

No extra precautions need to be taken

Before loading operation starts, what shall you as duty officer observe?

The hoistable decks in correct positions and stanchion-guard placed where needed?

The angle on the stern ramp in order?

Leave everything to the crew?

Physical checking the ramp/cargo holds/hoistable decks and see that everything are in order and the ship-s gear correctly located?

Which of the methods given in the options should be used to test a remote reading temperature gauge for the auxiliary boiler exhaust gas?

Check the resistance change in the sensor over a known temperature range against the resistance values in the product sheet.

Place the sensor in a test tank of oil fitted with a heater element and thermometer and check the temperature gauge at different temperatures.

Place the sensor in a test tank of water fitted with a heater element and thermometer and check the temperature gauge at different temperatures.

Fit a spare temperature gauge and see if the readings are the same.

Chemicals and harmful substances are safely stored in a designated locker on board, why?

For safety reasons. Many substances found onboard are capable of damaging the health and safety of those exposed to them. Before any chemical or harmful substance is delivered to a crewmember, the personnel shall receive training, instructions and information so that they know and understand the risks arising from use.

For safety reasons and stock control. When chemicals or harmful substances is delivered to a crewmember, the user shall sign for the amount received.

Chemicals and harmful substances must be kept away from passengers so that they don't steal it.

For stock control. Most of the chemicals and harmful substances we use on board are expensive.

This graphical symbol is a logic gate. Which gate?

AND

NOR

NAND

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.

When a solid cargo that presents a hazard is offered for shipment and is not listed in the International Maritime Solid Bulk Cargoes (IMSBC) Code, who will assess acceptability of the cargo for safe shipment?

Competent authorities of the Flag State

Competent authorities at the port of discharge

Competent authorities at the port of loading

All

What is the recommended method of identifying galley utensils, such as knives, chopping boards and containers, that are dedicated to the preparation of specific types of food?

All galley utensils can be used for the preparation of any foodstuffs, so there is no need to dedicate or identify them in any way.

By making only one person responsible for issuing all utensils and tools in the galley.

A standard colour coding system.

By storing them in individual drawers or lockers.

You are commencing the loading of a cargo of Caustic Soda solution to several tanks. What precautionary measures will you take to avoid pressure shocks within the pipeline system?

The jettyman must be advised to watch for signals as you start receiving product, in case he needs to shut down in a hurry.

All valves in the system will be fully opened before cargo is allowed to flow.

Valves will be opened in a controlled manner and loading will be started slowly, increasing only when the correct flow of cargo has been verified and product has reached all required areas of pipeline.

Vants from all cargo tanks must be verified as fully open, to allow any air in the lines and tanks to escape, thereby avoiding any build-up of pressure.

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

The engine RPM drops because of:

Fuel oil pipes or filters are clogged.

High lubricating oil temperature.

Leaking exhaust valves.

Bad fuel oil quality.

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.

Why is it important to check the timing on the cylinder oil lubricators?

To get the right amount of oil into the cylinder.

To avoid excess lubrication.

To avoid high temperature in the combustion chamber.

To get the oil into the cylinder when the piston is in the right position.

When measuring flow of fluids with a fixed area flow meter, the name of the sensing device is?

Float

Positive displacement rotor

Turbine rotor

Orifice plate

When preparing cargo cranes for operation on a General Cargo ship using shore personnel, what are three of the most important checks to be made?

Crane wire is greased, windows clean and cab heater on

Check that cab is clean, air conditioning is on and windows clean

Limit switches are not in use, wires are clean and emergency stop is isolated

Check that winches, brakes and emergency stops are working correctly

During sea passage how would one know if gasoline vapours were escaping from vehicles/ro-ro units?

By using oxygen meters in the vehicle/ro-ro decks

By using carbon monoxide meters in the vehicle/ro-ro decks

By sense of smell

By using flammable gas detectors in the vehicle/ro-ro decks

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

A steel spear thermometer is to be used to check the pulp temperatures of a cargo of chilled beef which is vacuum wrapped in plastic and packed in cardboard cartons. Which of the given options is the most appropriate method of using the thermometer to get the pulp temperatures of this high value commodity?

Remove the carton lid and drive the thermometer directly into one of the pieces of beef through the plastic wrapping.

Drive the thermometer directly through the carton and the plastic wrapping into the beef.

Remove the lid of the carton and place the thermometer so that it is completely covered between two of the plastic wrapped pieces of beef.

Drive the thermometer through the cardboard but avoid piercing the plastic wrappings.

What are ‘Dangerous Goods’ within the context of containerisation?

Goods that are liable to explode

Substances, materials and articles covered by the International Maritime Dangerous Goods (IMDG) Code

Goods that are self-heating and liable to spontaneous combustion

Goods that are liable to cause damage to the ship

In terms of food temperature, what is considered to be the "danger zone" at which bacteria can flourish?

Below 5 degrees Celsius.

Above 63 degrees Celsius.

Between 15.6 and 37.8 degrees Celsius.

Between 5 and 63 degrees Celsius.

As per SOLAS a fast rescue boats shall be capable of:

Manoeuvring for at least 8 hrs at a speed of 10 knots

Manoeuvring for at least 4 hrs at a speed of 20 knots in calm water

Manoeuvring for at least 4 hrs at a speed of 8 knots

Manoeuvring for at least 4 hrs at a speed of 4 knots

Due to what could a bulk carrier fail a cargo hold inspection?

Loose rust around the cargo hold

Rusty tank top plating

Hardened rust spots on shell plating

Rust stained hopper tank plating

Which of the following statements is incorrect with regard to IMDG Class 5 cargoes?

The goods must be stowed such that they can be easily jettisoned

The goods require protection against potential sources of ignition

The goods require protection against the accumulation of dangerous vapours

The goods require protection against contact with moisture and water

What is Maximum Securing Load?

The load capacity of a device used to secure cargo on board

The combined safe working loads of various devices used to secure an items of cargo on board

The combined capacity of several devices used to secure an item of cargo on board

The safe working load of a device used to secure cargo on board

The circuit consists of two inductors, L(1) = 6 H and L(2) = 12 H, in series. Calculate the equivalent total inductance.

L(S) = 18H

L(S) = 0.5 H

L(S) = 1,5 H

L(S) = 4H

The best way to ensure you get the equipment you need is to:

Buy what everyone else is buying.

Determine your needs and do some research.

Buy the most expensive equipment on the market.

Buy the newest models.

How is the bilge pump protected from cargo debris being sucked in from the bilges?

Filter in the bilge suction pipeline

Non-return valve

Keeping the bilge space clean at all times

Strum box

How can the Master ensure that all cargo loading doors, bow visors, weathertight ramps etc. are locked and secured before the ship proceeds on any voyage?

Automatic systems will alarm you if the doors are not properly secured.

By having an effective system of supervision and reporting of the closing and opening of doors. Time of closing and opening of doors shall be entered in the log-book.

The bosun is always responsible to check the watertight integrity before the ship proceeds on any voyage.

By having experinced officers and crew to supervise the closing and opening of doors. Time of closing and opening of doors shall be entered in the log-book.

Very roughly, the gas mixture from Crude Oil can be represented by the hydrocarbon gas Propane. What is the approximate upper flammable limit(UFL) of crude oil vapours by volume in air?

8 to 9%

12 to 15%

10 to 11%

5 to 6%

Earlier reefer vessels designed and built for liner trade usually had two or three tween decks approximately 2 to 2.5 metres in height and deep lower holds approximately 4 to 5 metres deep. Modern designs usually incorporate more decks each approximately 2.3 metres in height. What is the main reason for this fundamental design change?

The increased proportion of chilled as opposed to frozen cargoes that are carried.

There is an almost universal use of standard height pallets.

It is easier to construct vessels with shallow decks.

The increased number of container vessels has reduced the tendency to carry general cargo outbound from Europe or North America to Australia and New Zealand on reefer vessels.

The sign on the image indicates:

This is the location where you should operate pyrotechnic equipment (Buoyant smoke signal, hand flares and rocket parachute flares) In case of an emergency

Location of lifebuoy with self-igniting light and self-activated smoke signal

Location where you should throw lifebuoys in case a man- over-board situation occurs.

Rescue zone

here do you find detailed information and specific technical requirements for life-saving appliances?

SOLAS

Safety Management System

ISM Code

Life-Saving Apliance Code (LSA Code)

Read the text in the diagram and answer the following question: When should training in personal survival techniques be given?

After one period at sea

During the first week on board

Before being employed

After joining the ship

What is the procedure if a tank lorry containing dangerous goods is not clearly marked?

As long as the driver looks ok, load the cargo

Ask the driver to write a declaration of contents and load the vehicle

Load it, usually tank lorries are not clearly marked

Refuse to load the vehicle

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.

Where would you look for information on the ratings applied to a vessel's fire ratings on her bulkheads, based on SOLAS requirements?

The Cargo Ship Safety Equipment Certificate.

The Cargo Ship Safety Construction Certificate.

The MODU Safety Certificate.

The Safety Management Certificate.

What do you understand by the expression Slave Controller

The controller is following a pre-set control sequens

The secondary controller in a cascade control system

Feed water controller

The controller is always working hard

A refrigeration plant is short cycling even though there is plenty of refrigerant in the system and all of the rooms are above temperature. From the options give select the one which is the most likely cause of the problem?

Low oil level in the sump causing the automatic low oil pressure cut out to operate.

Blocked filter drier causing the automatic low pressure cut out to operate.

Insufficient cooling water flow through the condenser causing the automatic high pressure cut out to operate.

Ice formation in the meat room evaporator coil causing the automatic low pressure cut out to operate.

When preparing to ballast the double-bottom tanks of a General Cargo Vessel, which of the following must be done?

All tanks ballasted at the same time

All cargo operations completed

The Chief Officer's ballast plan followed exactly

Ensure that the vessel is kept on an even keel throughout the operation

Some fuel oil and lubricating oil separators have a facility to control the back pressure of the clean oil outlet. What is the purpose of this control function?

To help to maintain the oil/water interface at the correct position.

To control the amount of fuel passing through the separator.

To reduce the amount of sealing water required during operation.

To assist in discharging the bowl contents during the sludge cycle.

On a Container vessel, to what would a fibreglass yacht be secured after lifting onboard?

The cradle

Flatrack

Yacht Bay

Pallet

What is the meaning of this symbol ?