Heim Online-Tests CBT Container MASTER / Ch-Officer Test for seamans about Container Fires (CBT)

Online-Test: Test for seamans about Container Fires (CBT)

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Der Test besteht aus 80 zufälligen Fragen.
Gesamtzahl der Fragen zu diesem Thema: 99

Frage 1 aus 80

With reference to the fire triangle, when would a fire occur?

When there is more heat and less oxygen.

When there is more oxygen and less heat.

When fuel is heated in a closed tank.

When heat, fuel and oxygen are present in the right combination.

What hazards are associated with the carriage of Ammonium Nitrate? Select all applicable answers:

It decomposes, emitting flammable vapours.

It starts heating uncontrollably.

It can burn vigorously or explode.

At certain temperatures it emits toxic fumes.

Antwort

With what would you extinguish a calcium hypochlorite container fire?

Water.

Dry chemicals.

Dry powder.

Foam.

What must a fire-fighter wear prior to entering an enclosed space? Select all applicable answers:

Proper footwear.

Safety helmet.

Self-contained breathing apparatus.

Protective clothing.

A gas mask.

Antwort

What are the concerns when using carbon dioxide gas, for extinguishing under-deck fires aboard mega carriers? Select all applicable answers:

The supply of carbon dioxide gas is severely limited.

Carbon dioxide may be ineffective in extinguishing under-deck fires.

Large amounts of carbon dioxide gas are required.

The gas may leak via the hatch seals.

Antwort

To what substances does the term “Subsidiary Risk” apply? Select all applicable answers:

Substances that pose more than one hazard characteristic.

Substances that have a main and secondary hazard.

Substances that pose a risk.

Substances that ignite spontaneously.

Antwort

What are “combustible” substances? Select all applicable answers:

Substances capable of ignition.

Substances capable of burning.

Substances that can be set on fire.

Substances that can burn easily.

Antwort

What is the greatest risk in the handling and transport of goods of class 1? Select all applicable answers:

The cargo being carried in package form.

Fire from a source external to the goods.

Explosions.

Hazards to personnel.

Antwort

What are the additional fire safety measures for ships carrying dangerous goods? Select all applicable answers:

Segregation of dangerous goods.

Separation of dangerous goods from sources of ignition.

Provisions for appropriate personal protective equipment.

Provisions for fire protection systems to protect the ship from added fire hazards.

Antwort

By what other names is Calcium Hypochlorite shipped? Select all applicable answers:

B-K Powder.

Bleaching powder.

Calcium hypochloride.

Calcium oxychloride.

Chloride of lime.

Chlorinated lime.

Antwort

Which of the following options could be considered as a dangerous cargo chemical fire? Select all applicable answers:

Burning sodium.

Burning magnesium.

Burning potassium.

Burning paper.

Burning wood.

Antwort

What is the concern regarding water jets from fire hoses, reaching burning containers around the sixth tier?

There is no real concern.

The water jets will make the deck slippery and dangerous.

The water jets will turn into spray.

The water jets will be less effective than spray.

What are the advantages of using mobile high expansion foam generators when fighting container fires? Select all applicable answers:

Foam can reach the heart of a container fire.

Foam can be used in a hold, where a ship’s hatch covers have been damaged.

Large spaces can be flooded in a relatively short time.

Some types of high expansion foam generator can be left unattended at the scene of fire.

Antwort

With respect to water supplies for ships carrying dangerous goods, what do the regulations state? Select all applicable answers:

There must be an immediate supply of water from the fire main.

Water must be delivered from the main fire pumps.

Under-deck cooling of cargo spaces must be provided for.

The quantity of water delivered must be capable of supplying four nozzles.

The quantity of water delivered must be capable of supplying two nozzles.

Antwort

For ships carrying poisonous substances, what does the IMDG Code provide? Select all applicable answers:

Fire-fighters should wear protective clothing.

Fire-fighters should use self-contained breathing apparatus.

Fire-fighters should stay as far as possible from such substances.

Fire-fighters should spray burning containers with water.

Fire-fighters should allow a fire to be extinguished on its own.

Antwort

A flammable liquid, which is also toxic, appears on a shipper’s declaration as class 3 (sub risk class 6.1). What would be the main concern to fire-fighters? Select all applicable answers:

The flammability of the substance.

Fire-fighting procedures associated with IMDG class 3 goods.

The toxicity of the substance.

Fire-fighting procedures associated with IMDG class 6 goods.

Fire-fighting procedures associated with IMDG classes 3 and 6 goods.

Antwort

Which element of the fire triangle is most easily removed when fighting a container fire, on deck?

Oxygen.

Fuel.

Heat.

Combustible material.

What is the advantage of using the water screen over a conventional fire hose when fighting container fires? Select all applicable answers:

It can deliver water in a vertical range, of up to twenty meters.

It is made of more robust material than a fire hose.

It is guaranteed to extinguish container fires.

It allows fire-fighters to keep well clear of burning containers.

Antwort

By what criteria are explosives sub-classed, under the IMDG Code? Select all applicable answers:

The extent of risk whilst carrying in package form.

The extent of risk whilst carrying in containers.

The degree of hazard.

The nature of hazard.

Antwort

What general precautions should be exercised so as to minimise a fire risk on board ship? Select all applicable answers:

Never commence fire-fighting operations without master’s orders.

Never carry out repairs in any compartment containing explosives.

Special care should be exercised when carrying out repairs in adjacent compartments.

Never carry out welding in cargo spaces, unless in an emergency.

Antwort

What is a combustion triangle? Select all applicable answers:

A heat-fuel-oxygen triangle.

A fire triangle.

A model to understand the ingredients necessary for most fires.

A model to understand the ingredients necessary for container fires.

A model to understand the ingredients necessary for shipboard fires.

Antwort

When should a container not be accepted on board?

When you can see that there is leakage of content.

When there is no accompanying container certificate.

When you can see that the seal is damaged.

When you see indentations on the container.

Antwort

Which of the following is recommended for tackling small fires involving flammable solids? Select all applicable answers:

Using water extinguishers.

Using steam.

Using foam extinguishers.

Using sand.

Using neutralising powders.

Antwort

What are the dangers of burning containers, with regard to fire-fighters? Select all applicable answers:

The containers may be too high up in the stack.

Containers could collapse onto the fire-fighters.

Cargo explosions may shatter containers.

Burning containers could fall overboard.

Antwort

What must a fire-fighter, wearing self-contained breathing apparatus, ensure?

That any space to be entered does not contain carbon dioxide gas.

That there is a backup team behind him.

That the mask is fitted properly.

That there is a fire burning below decks.

That dangerous goods are not on fire.

What is the correct fire-fighting procedure associated with burning Anhydrous Ammonia? Select all applicable answers:

Restrict cargo ventilation.

Lightly spray the exterior surfaces of burning containers with water.

Ventilate the fire.

Use dry chemical fire extinguishers.

Use self-contained breathing apparatus.

Antwort

In general, how would a rise in temperature affect hazardous chemicals? Select all applicable answers:

By heating the carrying containers.

By building up vapour pressures inside drums, or packages.

By de-stabilising chemical wastes.

By causing sparks – a source of ignition.

Antwort

With respect to oxidising substances, what makes fire-fighting difficult? Select all applicable answers:

The emission of oxygen.

The supply of oxygen.

The likelihood of an explosion.

The rapid spread of fire.

Antwort

A dangerous cargo has a flash point of 35 °C. Which option best describes the meaning of this statement?

The cargo will produce vapours at 35 °C.

At 35 °C the cargo will produce vapours that will ignite in air when in contact with an open flame.

At 35 °C the cargo will produce vapours that will automatically ignite in air.

Above 35 °C the cargo will produce vapours that will automatically ignite in air.

Below 35 °C the cargo will produce vapours that will automatically ignite in air.

When fighting container fires, what precautions should be taken? Select all applicable answers:

Oil tanks adjacent to a cargo hold on fire, should be drained.

Fire-fighters should keep count of those involved in fire-fighting operations.

Proper communication must be ensured at all times.

When affected by heat, fire-fighters must pull back.

At least two escape routes must be available when fighting under-deck fires.

Antwort

Which class of dangerous goods is associated with the term “Flashpoint”?

Flammable Solids.

Flammable or inflammable liquids.

Explosives.

Oxidising substances.

With respect to sources of ignition, for ships carrying dangerous goods, what do SOLAS regulations state? Select all applicable answers:

Electrical equipment and wiring may be fitted in enclosed cargo spaces if essential for operational purposes.

Electrical equipment and wiring must be certified as being safe.

Cables may ordinarily penetrate decks and bulkheads.

Cables within cargo spaces may be unprotected.

Cables within cargo spaces may not be fire-proof.

Antwort

In general, what would extinguish corrosive substances on fire? Select all applicable answers:

Foam.

Water.

Dry powder.

Any extinguishing medium.

Antwort

Where would you find a list of certain substances forbidden for transport?

In Chapter 6 of SOLAS 74.

In Chapter 3.3 of the IMDG Code.

In the appendix to the ISM Code.

In the United Nations Convention on Law of the Sea.

With reference to the text, what are oxidising substances sensitive to? Select all applicable answers:

Chemical Reactions.

Impact.

Spontaneous ignition.

Rise in temperature.

Decomposition under certain conditions.

Antwort

Under burning cargo has been positively identified, what must you do? Select all applicable answers:

Cool adjacent containers.

Maintain a safe distance from the container on fire.

Fight the fire from as close as possible.

Use at least two fire-fighting teams.

Await master’s orders.

Antwort

A ship’s response to a container fire will be carried out in accordance with the shipboard emergency plan. Where will you find more detailed procedures for fighting container fires?

SOPEP manual.

SOLAS 74.

IMDG EmS Guide.

Ship’s fire plan.

What are self-igniting substances? Select all applicable answers:

Substances that ignite by applying an external flame or spark.

Substances that ignite without applying an external flame.

Substances that ignite without applying a spark.

Materials that ignite without applying a spark.

Antwort

Which of the following options could be considered to be elements of a fire triangle? Select all applicable answers:

Heat.

Fuel.

Oxidising agent.

Oxygen.

Combustible material.

Antwort

Under SOLAS, what is the requirement for cargo manifests, for ships carrying dangerous goods? Select all applicable answers:

There must be a special list that sets forth the dangerous goods on board.

The list must show the location of dangerous goods on board.

There must be a manifest that sets forth the dangerous goods on board.

The manifest must show the location of dangerous goods on board.

A detailed stowage plan may be carried.

Ships must carry a special list, manifest and a detailed stowage plan of dangerous goods on board.

Antwort

If water ingresses into a container of drums, containing chemical wastes, what could be a source of ignition? Select all applicable answers:

Sparking.

Heat.

Friction between the cargo and packaging.

Contact between the cargo and the drum wall.

Antwort

With regard to containers, what general precautions should be exercised? Select all applicable answers:

Rusty containers should be rejected.

Damaged or leaking containers should be rejected.

Reefer container power cables should be in good condition.

Container sides must not permit the passage of vapours.

Antwort

Which criteria are used together for assigning packaging groups to flammable liquids? Select all applicable answers:

Nature of hazard.

Boiling point.

Flashpoint.

Viscosity.

Element of risk.

Antwort

What mobile fire-fighting equipment could be used to aid fire-fighting operations on board? Select all applicable answers:

Water curtains.

Hi-ex generators.

Water mist lances.

Portable water monitors.

Deluge systems.

Antwort

When cooling a burning container of organic peroxides, what precaution should be exercised?

Stay as far away as possible.

Penetrate the container sidewalls.

Flood the container.

Have another fire-fighting team on stand-by.

A container of scrap metal catches fire. What should be your first reaction?

Open the container vents.

Seal the container vents.

Cool the container.

Flood the container with water.

Where would you expect to find the “Class” of a particular dangerous cargo? Select all applicable answers:

In the ship’s stowage plan.

In the Dangerous Goods Manifest.

In the IMDG Code.

In the IMDG Dangerous Goods List.

Antwort

What would happen if you were to direct a jet of water onto an electrical fire? Select all applicable answers:

Electricity could be conducted back to the fire-fighter.

The water would permanently extinguish the fire.

The water would help spread the fire.

The water could turn into steam.

Antwort

What options could be considered when faced with a calcium hypochlorite container fire? Select all applicable answers:

Fight the fire using water.

Use mobile fire-fighting equipment such as a piercing applicator.

Put into a port of refuge.

Attempt to jettison the container.

Flood the cargo hold with carbon dioxide gas.

Antwort

What should you remember when fighting chemical fires? Select all applicable answers:

Liquid chemicals may turn to gas.

Solid chemicals may turn to liquid or gas.

Many chemicals provide their own oxygen.

Heated chemicals leaking from a container could ignite cargoes in the containers below.

Chemical fires are very difficult to control.

Antwort

With regard to fighting a fire in a container, containing dangerous goods, what information is provided in the IMDG dangerous goods list? Select all applicable answers:

UN number of the cargo.

The proper shipping name of cargo.

The cargo emergency response procedures.

The cargo trade name.

Emergency telephone numbers of shore-based fire-fighters.

Antwort

What are spontaneously combustible substances? Select all applicable answers:

Substances with a potential to self-heat.

Substances with a potential to self-ignite.

Substances liable to heat when in contact with air.

Substances liable to catching fire.

Substances liable to explosion.

Antwort

In the IMDG Code, how has the potential for harm to personnel, the environment or equipment been assessed? Select all applicable answers:

In terms of the chemical properties of dangerous goods.

In terms of the physical properties of dangerous goods.

In terms of the reactivity of dangerous goods.

In terms of the corrosiveness of dangerous goods.

In terms of the toxicity of dangerous goods.

In terms of the flammability of dangerous goods.

Antwort

By what is a dangerous substance listed in the IMDG Dangerous Goods List?

Proper Shipping Name (PSN).

Trade name.

PSN and subsidiary name.

Abbreviated trade name.

Once a container catches fire how would you expect the fire to spread, without the flames being affected by wind?

Downwards.

Sideways.

Upwards.

In all directions.

What are the advantages of the more robust types of water mist lances? Select all applicable answers:

They can penetrate steel containers.

They can reach the heart of the fire.

They supplement the use of fire hoses.

They can replace fire hoses.

They provide a form of protection to fire-fighters.

Antwort

Why is the EmS column in the IMDG dangerous goods list, important?

It contains codes referring to emergency fire schedules in the EmS Guide.

It contains codes referring to emergency medical procedures in the EmS Guide.

It provides specific information on fighting dangerous cargo fires.

It provides information on general emergency procedures for container fires.

Why are escaping gases from containerised cargoes, dangerous? Select all applicable answers:

Because, if conditions are favourable, they may cause an explosion.

Because they may give rise to explosive mixtures with air.

Because they give no warning of an outbreak of fire.

Because they pressurise the container walls.

Antwort

What are the limitations of a lashing bridge, with respect to container fire-fighting operations?

It does not allow fire-fighters access to both ends of reefer containers.

It does not allow fire-fighters access to both ends of forty-eight foot containers.

It does not allow fire-fighters access to both ends of forty-foot containers.

It does not allow fire-fighters access to both ends of twenty-foot containers.

What precautions are recommended when carrying Calcium Hypochlorite? Select all applicable answers:

Containers should be stowed on-deck.

Containers should be stowed clear of living quarters.

Containers should be stowed on-deck, away from sources of heat.

Containers should be stowed under-deck.

Antwort

With respect to personnel protection for ships carrying dangerous goods, what do the SOLAS regulations require, in additional to the normal carriage requirement? Select all applicable answers:

There must be four complete sets of protective clothing.

Protective clothing must be resistant to chemical attack.

Protective clothing must cover every part of the body.

There must be two additional sets of breathing apparatus on board.

Each set of breathing apparatus must have two spare charges.

Cargo ships that can recharge air cylinders need carry only one spare charge for each breathing apparatus.

Antwort

Why are fumigated units classified as dangerous goods? Select all applicable answers:

They have not been ventilated.

Harmful concentrations of gases remain within them.

Their doors have not been opened.

They contain pesticides.

Antwort

What are flammable solids liable to? Select all applicable answers:

Deterioration.

Emitting hydrogen.

Spontaneous combustion.

Emitting flammable gases.

Antwort

When a corrosive substance decomposes to produce toxic gases, what remark will you find in the Dangerous Goods List?

When involved in a fire, decomposes at high temperature.

When involved in a fire, evolves toxic gases.

When involved in a fire, corrosive to mild steel.

When involved in a fire, a health hazard.

What hazards are associated with the carriage of Calcium Hypochlorite? Select all applicable answers:

The cargo can explode.

The cargo can decompose and emit heat.

The cargo can emit both heat and oxygen affecting other containers.

A cargo fire cannot be extinguished.

Antwort

What are some of the major shipboard fire-fighting concerns on modern ships? Select all applicable answers:

Ships not being properly equipped with fire-fighting means.

Not knowing how much water is safe to deal with a particular fire.

Being unable to penetrate a container, to extinguish burning cargo.

Crews not properly equipped to fight container fires.

Antwort

How many fire hose teams are generally required to cool containers effectively?

One.

Two.

Three.

Four.

What are the disadvantages of using portable fire extinguishers when fighting container fires? Select all applicable answers:

They are not suitable for extinguishing all types of burning cargoes.

They provide only limited amounts of fire-fighting substances.

They cannot be used to penetrate a container’s sidewalls.

They are used for fighting fires on deck only.

They do not perform well, when in close vicinity of a fire.

Antwort

What information would you find in the introduction to the EmS Guide? Select all applicable answers:

Preparations to minimise and/or reduce a fire risk on board.

Steps to identify the dangerous good(s) and their properties in the event of a fire.

Steps to be taken to cool and exclude oxygen when fighting a fire.

Significant steps to be taken when responding to a dangerous goods fire.

Antwort

Where would you expect to find fire-fighting requirements for ships carrying dangerous goods?

In SOLAS chapter II-2.

In SOLAS chapter III.

In SOLAS chapter VII.

In MARPOL chapter II.

When heavier-than-air gases escape from burning containers, where would you expect these gases to settle?

At the bottom of containers.

Somewhere at a low level, on deck.

Somewhere around the accommodation, on deck.

Over the tank top, in a cargo hold.

In warm climates, above the containers.

Antwort

What is a proper shipping name? Select all applicable answers:

A name provided by a shipper.

The technical name of a product listed in column 2 of the IMDG.

A Not Otherwise Specified name.

An abbreviated trade name.

Antwort

What are the characteristics of scrap metal? Select all applicable answers:

It presents a low fire-risk except when mixed with swarf.

It is likely to heat up due to vibration and friction.

It is likely to heat up when loaded wet.

It is liable to spontaneous heating.

Antwort

What needs to be displayed on a fumigated container? Select all applicable answers:

The IMDG fumigation warning sign.

The name of the fumigant.

The date the fumigant was applied.

The name of the shipper.

The name of the consignee.

Antwort

What would you expect could happen if water ingresses into a container of drums containing chemicals? Select all applicable answers:

There could be a reaction between the water and the cargo.

Hydrogen gas could be produced.

There could be an explosion.

There would not be a build-up of pressure.

Antwort

What are some of the major shipboard concerns when fighting container fires? Select all applicable answers:

Deciding upon a safe distance from which to fight a fire.

Not knowing whether there are stowaways in containers.

The possibility of a sudden flare-up of under-deck fires.

Communications.

Antwort

In the EmS column of the IMDG Code, what is F-B?

Non-water-reactive flammable liquids.

Water-reactive substances.

Explosive substances and articles.

Oxidising substances with explosive potential.

Why is it necessary to wear self-contained breathing apparatus prior to entering a cargo hold? Select all applicable answers:

Because of the company’s safety procedures.

Because undeclared containers may have been shipped in hazardous condition.

Because there could be methyl bromide gases present.

Because phosphine gas could be present.

Because excessive carbon dioxide gas could be present.

Because of the ISM Code requirements.

Antwort

In the IMDG EmS column, what does an underlined EmS code indicate? Select all applicable answers:

A hazardous substance.

Hazardous material.

A substance for which additional advice is given in the emergency response procedures.

A material for which additional advice is given in the emergency response procedures.

An article for which additional advice is given in the emergency response procedures.

Antwort

Choose the combination of actions given in the options by which you are most likely to extinguish a reefer container electrical fire? Select all applicable answers:

By turning off the electrical supply to the container.

Using, preferably, a portable dry powder fire extinguisher.

Using a foam fire extinguisher.

Using a chemical fire extinguisher.

Antwort

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