Heim Online-Tests CES Passenger Deck Support Test online CES 5.1 for Deck department, Support level, Passenger vessel

Online-Test: Test online CES 5.1 for Deck department, Support level, Passenger vessel

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Der Test besteht aus zufälligen Fragen zu einem ausgewählten Thema.

Frage 1 aus 90

According to their physical state, extinguishing agents may be classified:

Synthetic, proteinic, gases and liquid

Proteinic and synthetic

Solid, proteinic and gases

Solid, liquid and gases

If a coast-station doesn’t answer a call on VHF working channel or doesn’t send a reply signal:

You can repeat your call after 2 minutes

You can repeat your call immediately when convinced that no other radio traffic is interfered with

You must call on another working channel

You must call on distress channel

By “collect call” is meant:

a call for account of the receiver

an urgent call

Don't know

a group call

What is full form of VRP (OPA-90)

Vessel Report Plan

Vessel Response Procurement

Vessel Reporting Procedures

Vessel Response Plan

When using a buoy as an aid to navigation, which of the following should always be considered?

That if the light is showing its correct characteristic it is in its right position

The buoy may not be in its charted position

If no radio navigation warnings have been issued concerning the buoy it can be assumed to be in its correct position

The buoy is nearly always well anchored and can be considered to be in its charted position providing there has not been any recent storms in the area

The vessel is involved in a rescue operation for a Man Overboard and is to launch a lifeboat. What additional items would be very useful to take onboard the lifeboat to assist in the operation?

Extra Painter

Extra food

VHF or some means of communication

Blankets

You are duty officer on the bridge. An eye-witness has reported a man-overboard. Which of the following actions is the correct manoeuvre in this situation?

Direct Turn

Williamson Turn

Scharnow Turn

Evinrude Turn

How will the ship behave if you have a "black out" in the situation illustrated?

The vessel will turn to starboard and the speed will slowly reduce.

The vessel will turn to port and the speed will reduce gradually

The wind will push the vessel sidewards, but the heading will not change

The vessel will continue on course and the speed will slowly reduce

When a ship is steaming along a course line, what is the importance of determining the set and rate of drift due to wind and current?

All of the suggested answers

To appreciate the possible extent of drift and dangers in the event of engine failure

To determine the time required to reach the next alteration of course point.

To determine the correction required to the course steered to maintain the planned passage.

The ship is in a sharp turn and the log shows sideways motion to port both forward and aft. Where is the "pivot point" located?

Outside the ship itself

At the center of gravity

At 1/6 of the ship-s length aft of the bow, but in the center line

Aft of amidships

Your ship is equipped with a single, right-handed fixed screw. Steaming full ahead you reverse the engine to stop the ship. How will the ship react? No wind or current.

She will most likely sheer to port and stop rather quickly

She will most likely continue on a straight course

She will most likely sheer to starboard and gradually lose headway

She will stop on 1.5 times the ship's length

When Sen. Deck Off. of both vessels involved have decided which will be the last lines to be let go whilst unmooring, these lines should be made fast as follows on the ship accepting the lines.

By keeping the rope on the warping drum of a deck winch, fig. 3.

By turning up the rope on the bitts, fig. 1.

By putting the eye on the bitts, fig. 2.

By shackling the eye to a strongpoint, fig. 4.

When mustered to an abandon ship drill, what is the first thing you do when entering the muster station?

Wait for the order to put on your life jacket

Pick up a life jacket

Wait for orders

Report your presence

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.

Most fruit cargoes carried under refrigeration require introduction of fresh air into the cargo space to remove any excess carbon dioxide and ethylene produced by respiration of the cargo and sensors are fitted to detect these gases. Shipper's instructions will often indicate 'constant air change' as a requirement for a cargo. Why, even though this is a crude method for controlling the cargo space atmosphere, is this type of instruction given?

Some cargoes are very sensitive to ethylene levels and it may be difficult to accurately measure the low levels that would affect a cargo.

It is the standard method and it is always done that way for simplicity.

Fresh air helps to acclimatise the cargo to the prevailing ambient conditions.

As much fresh air as possible should always be introduced into the cargo space throughout the voyage to maintain cargo quality.

Why is it necessary to have an effective ballast water management plan which includes provision for changing out ballast in open water rather than discharging ballast in coastal waters?

To allow ballast tank inspections to be carried out during ballast passage.

To keep the ballast water fresh in the ballast tanks during long voyages.

To avoid the introduction of non-indigenous species of marine life from one area to another.

To ensure that ballast tanks are always pressed up during a ballast voyage to avoid free surface effects.

At what number of crew members is it mandatory to have an Working Environment Committee on board?

Minimum four crew members.

Not mandatory.

Minimum eight crew members.

Minimum twelve crew members.

When cross-flooding arrangements to correct unsymmetrical flooding and excessive heel angels in damaged condition are installed in passenger ships, what is the maximum angle of heel after flooding but before equalization?

20 degrees

15 degrees

30 degrees

10 degrees

Temperature sensors of all types are normally mounted in a well, or pocket, when used in pipelines. Why is this done?

Allow removal of the sensor also when liquid is flowing in the pipe.

Decrease the temperature gradient between the liquid and the sensor.

Avoid electric current flowing from the sensor to the liquid.

Suppress electro-magnetic interference between liquid in the pipe and the sensor.

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

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

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

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

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

This circuit symbol is an amplifier system and its frequency response diagram. Which control function is the system performing?

Proportional + derivate (PD)

Integral (I)

Proportional + integral (PI)

Proportional + integral + derivate (PID)

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.

Which of these statements about drug smugglers modes of operating is true?

An organized conspiracy usually smuggles a small amount of drugs.

"Drugs smuggled by an organized conspiracy are usually concealed in a primary ship system such as the engine room or in a tank, void or compartment."

Individual entrepreneurs usually smuggle large quantities of drugs.

Drugs hidden by individual entrepreneurs are usually difficult to detect.

Is it allowed to have animals on the car deck during a voyage?

Yes, if they are safely placed in a suitable vehicle

Only if the weather conditions permit

It is up to the captain to decide

What type of Bill of Lading covers "door to door" shipment?

A Destination Bill of Lading.

A Through Bill of Lading.

A Multi-Phase Bill of Lading.

An Ocean Bill of Lading.

What must be ensured immediately after lowering and securing the stern ramp on a RoRo vessel?

Control levers should be locked in the ‘neutral' position

Power supplies for ramp operations should be turned off

Pilot indicator lights on the bridge should be working

Control levers should be in the ‘neutral' position

A vessel with a large transverse GM will have which of the following rolling periods?

Fast abrupt rolling period to small angles.

A moderately comfortable period with medium angles of heel.

Slow period of roll either side of an angle of loll.

Very slow and to large angles of heel.

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.

Based upon what factors is Seed Cake categorised in the Code of Safe Practice for Solid Bulk Cargoes (BC Code)?

The extraction process, oil and moisture content

Oil and moisture content

Temperature during extraction, oil and moisture content

Temperature during extraction and moisture content

What is the requirement to number of portable gas detection apparatus?

At least two sets.

One set.

Sufficient number of apparatus.

There is no requirement to numbers of apparatus.

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

Fit oversize packing to the stuffing box.

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

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

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

If a patient is bleeding from nose

Put a piece of swab or gauze in the nose

Let the blood stop by itself

Pinch soft part of the nose for 10 minutes while keeping the head forward over a basin

Ask the patient to lie flat on the floor

During inspection and overhaul of a 2-stage reciprocating air compressor the main and bottom end bearing shells are found to be heavily scored with parts of the overlay and bearing metal breaking away. The crankshaft pins are found to have only very light surface scratches. Which of the given options is the best action to be taken to remedy the problem?

Clean up the bearing surface and crankshaft pins with scrapers and grinding paste and refit them. Refill the crankcase with clean oil.

Refit the shells and refill the crankcase with clean oil and run the machine so that the bearings wear themselves back in.

Replace the bearing shells with new spares after cleaning out the crankcase and refilling with clean oil.

Replace the bearing shells and crankshaft with new spares and refill the crankcase with clean oil.

The circuit symbol is a widely used system for converting AC voltage to DC voltage. In this case the input voltage is a sine-wave. Which of the shown diagrams is correct for the output voltage V(out.)

Figure 1

Figure 4

Figure 3

Figure 2

Gas tankers are often fitted with fixed water spray system for fire protection purposes for deck areas, deck tanks, deck manifolds and pipelines. What is the minimum required flow rate of water per minute for horizontal and vertical surfaces to ensure adequate, uniform coverage of these areas?

100 litre/m2 per minute for horizontal surfaces and 50 litre/m2 per minute for vertical surfaces.

20 litre/m2 per minute for horizontal surfaces and 10 litre/m2 per minute for vertical surfaces.

10 litre/m2 per minute for horizontal surfaces and 4 litre/m2 per minute for vertical surfaces.

50 litre/m2 per minute for horizontal surfaces and 25 litre/m2 per minute for vertical surfaces.

How many hours before departure should the ship's steering gear be checked and tested?

Within 96 hours

Within 48 hours

Within 12 hours

Within 1 hour

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.

What is "DRAUGHT", in the figure?

Draught is indicated by D, in the figure

Draught is indicated by C, in the figure

Draught is indicated by B, in the figure

Draught is indicated by A, in the figure

Which electronic component is this graphical symbol illustrating:

Resistance, 3300 ohms

Capacitor, 3.3 F

Electric heater, 3.3 kilowatts

Inductive reactor, 3.3 kH

A lubricating oil having a high viscosity index number would normally be used in which of the following situations?

When the machinery operates at a very high temperature.

When the machinery operates at a high load.

When the machinery operates at a very low temperature.

When the machinery operates over a wide temperature range.

If your ship is in the tropics and you are going to be working out on deck during the day, what is the recommended daily intake of water for you to avoid the effects of dehydration?

10 litres.

1litre.

Drinking water is not the solution. I must consume at least 250 mg of salt per day to retain body fluid.

4.5 litres.

What is the IMO recommended allowance for water absorbtion in timber deck cargoes on a General Cargo Vessel ?

5% additional weight should be used in stability calculation for the arrival condition

No additional weight allowance is normally made

15% additional weight should be used in stability calculation for the arrival condition

25% additional weight should be used in stability calculation for the arrival condition

A reefer vessel is loading a cargo of fruit alongside in a South African port. During loading another vessel arrives at an adjacent berth to have its cargo discharged after having been towed in following a fire onboard which had resulted in abandonment. What should concern the Master of the reefer vessel most about the situation?

That the cargo may be contaminated by the smell of smoke and the products of combustion from the damaged vessel.

The damaged vessel is unmanned and may not be cared for properly.

The speed of cargo operations may be hindered due to the discharge of cargo from the damaged vessel.

The cargo being discharged from the damaged vessel may be in poor condition and may contaminate the loading vessel's cargo.

How is the condenser cooling water flow regulating valve automatically controlled in a vapour compression refrigeration system?

By the compressor discharge pressure.

By the quantity of refrigerant in the system.

By the temperature of the refrigerant after the evaporator.

By the temperature in the refrigerated room.

Who is responsible for supervising stevedores during cargo operations?

The master

The duty officer

The chief officer

The stevedoring foreman

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

100 k Ohms

1M Ohms

1G Ohms

100 M Ohms

The temperature control for a hot water system is very erratic with the temperature gradually rising and then suddenly falling and vice versa even though system demand is fairly constant. Which of the options given is the most likely cause of this problem?

Control air pressure supply is too low.

Control valve actuator diaphragm is ruptured.

Controller integral action reset time is too fast.

Control valve gland is over tightened.

Which Convention placed on the shipowner an obligation to exercise due diligence to make a ship seaworthy, requiring him "before and at the beginning of a voyage…to….make the ship seaworthy…and…make the holds...and all other parts of the vessel in which goods are carried, fit and safe for their reception, carriage and preservation"?

The Paris Memorandum.

The Hague-Visby Rules.

The Antwerp Convention.

The Nassau Protocol.

Some liquefied gas carriers require a secondary barrier as part of the cargo containment system. What is the main purpose of a secondary barrier on these gas carriers?

To provide temporary containment of any leakage of cargo through the primary barrier.

To reduce heat leakage into the cargo.

To hold the thermal insulation for the primary barrier in place.

To connect the cargo containment system to the ship's hull.

What are flexitanks used for?

The carriage of liquid cargoes of a particular specific gravity

The carriage of liquid cargoes that do not have a Proper Shipping Name

The carriage of hazardous liquids, in bulk

The carriage of non-hazardous liquids, in bulk

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.

What must be specified when ordering gas detection equipment?

That the instrument complies with international regulations

That the instrument is suited for its purpose of application

That the instrument can measure flammable atmospheres

That the instrument can measure methane and hydrogen when used in low-oxygen atmospheres

Who must make and sign the individual entry for a loading, discharging or cleaning operation in the Cargo Record Book?

The officer (or officers) in charge of that operation.

The Officer of the Watch at the commencement of that operation.

The pupman or other crewmember assigned to carry out that operation.

The master of the ship.

What arrangement may be installed in passenger ships to reduce unsymmetrical flooding in damaged condition?

Self acting ballast trimming arrangement

Cross flooding arrangement

Separate trim tanks

Ballast trimming system

Which of these actions should crew take if a suspicious object that may be a bomb is located during a search?

Cover the suspicious object with a box or blanket.

Place the object in a desk drawer or file cabinet.

Throw the object overboard.

Confirm with their search partner that the object found is suspicious.

What can be done to minimize the reduction of GM due to free surface?

Close all watertight doors.

Reduce the number of slack tanks.

Load liquids into only one tank at a time

Load fluids only into tanks with transverse subdivision bulkheads

What is done at a five yearly thorough inspection of lifting plant on a General Cargo vessel?

Derricks are tested

Lifting plant is proof load tested and all parts thoroughly examined

Deck cranes are tested

Deck cranes are tested and their parts thoroughly examined

What do you call the wide rung on a pilot ladder that prevents the ladder from twisting?

The wide rung on a pilot ladder that prevents it from twisting is called a 'Wide step'

The wide rung on a pilot ladder that prevents it from twisting is called an 'Ani-twist rung'

The wide rung on a pilot ladder that prevents it from twisting is called a 'Long rung'

The wide rung on a pilot ladder that prevents it from twisting is called a 'Spreader'

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

On a General Cargo vessel, what action should be taken when the discharge equipment such as chain slings to be used by stevedores, are considered unsuitable by ships staff?

Provide ships equipment to discharge

Refuse to discharge

Inform stevedores of concern and protest by letter

Continue discharge as planned and inform Designated Person Ashore(DPA)

Before a solid bulk cargo is loaded, the Master and shore representative must agree a loading plan which covers which of the following aspects?

Sequence of loading

Maximum permissible forces and moments on the ship

Quantity and rate of loading the cargo

All of the items specified in the possible answers

What is the purpose of a cargo vaporiser as fitted to LNG carries?

To check the membranes of the cargo containment system for leakage at regular intervals.

To produce the vapour to displace the inert gas from cargo tanks prior to cooling down and loading and for maintaining the pressure in the cargo tank during discharge.

To produce the nitrogen for removing vapour from the cargo tanks ready for gas freeing.

To generate the boil-off gas for use as fuel in the vessels propulsion plant.

According to the Oil Pollution Act of 1990 (OPA-90), oil carrying vessels trading in U.S. waters are required to carry oil spill clean up equipment for the containment and removal of on-deck spills. For a vessel of over 400 feet (121.9 metres) in length, what volume of oil must they be able to handle?

15 barrels (2.38 cubic metres).

1barrel (0.16 cubic metre).

5 barrels (0.79 cubic metre).

12 barrels (1.91 cubic metres).

Despite setting what appears to be the correct delivery air temperatures in accordance with shipper's instructions, large cargo loss claims can still occur when operating reefer vessels. Which of the options given is likely to help avoid the majority of these large claims?

By confirming that the shipper is supplying to a market that works in Fahrenheit or Celsius.

By confirming that the vessel plant is calibrated in the same temperature scale that the shipper is quoting.

By confirming the whether the shipper is referring to the delivery air or pulp temperature of the cargo.

By confirming the temperature scale that the shipper is using in his carriage instructions, Fahrenheit or Celsius.

A three phase alternator is connected singularly to the main switchboard. The switchboard instruments show 400 Volts/500 amperes. With a power factor of 0.5 what will be the kW load?

100 kW

57.5 kW

250 kW

173.2 kW

What does the Captain think about the Chief Mate's question?

He wants the OS to train as helmsman today, because they are sailing in open waters and there is not much traffic in the area

He does not want to train the OS as helmsman because there is too much traffic in the area

He does not want the OS to go on watchkeeping duties next week because they are sailing in open waters

He thinks, it is not a bad idea to sail in open waters because the traffic in sparse

Training is required when new equipment is installed on board the ship. What kind of training should be provided and for whom?

Every crewmember is responsible for their own training. Safety Officer should be contacted if any questions.

No training is required for experienced seafarers

Theoretical and practical training should be provided for the head of department. Operation Manual for shall be available in crew mess room so that personnel involved in operation of the equipment can familiarise themselves with the new equipment.

Theoretical and practical training should be provided for all personell involved in operation of the new equipment

What name is applied to foods that have been prepared according to Jewish law?

Roaster.

Israelish.

Mosher.

Kosher.

What information is required on passengers prior to departure?

All persons on board shall be counted and details of persons who have declared a need for special care or assistance in emergency situations shall be recorded and communicated to the Master

The safety officer shall count the number of passengers

It is sufficient to count the number of passengers prior to departure

Details and number of persons who have declared a need for special care or assistance in emergency situations shall be recorded and communicated to the Master

On fully pressurised liquefied gas carriers the cargoes are usually carried at atmospheric temperatures. Is frostbite still a hazard on such vessels if there is leakage from the cargo pipe system?

Yes, but only if cargo vapour contacts the skin.

No frostbite is only a hazard when cargoes are refrigerated.

No, the cargo will vapourise and disperse quickly.

Yes, the liquid will flash off to its' fully refrigerated tempearature.

Some liquefied gas carriers are classed as fully refrigerated. What is the general meaning of the term 'fully refrigerated liquefied gas carrier'?

Any vessel for carrying liquefied gas at low temperature in semi pressurised independent tanks.

A vessel which is designed to carry liquefied gases at low temperature and atmospheric pressure between terminals with fully refrigerated storage tanks and a full onboard cooling plant.

Any vessel which has thermally insulated cargo tanks.

A vessel which can load a cargo of gas at ambient temperature and cool it down to a liquid state.

How do we recognize a leaking fuel injection valve during testing?

Fuel oil leaks out of the joint between the nozzle and the injector body.

The injector does not open at the normal opening set pressure.

The pressure falls off on the pressure gauge when trying to hold the pressure in the injector below normal opening set pressure.

The injector opens before normal opening set pressure.

Which Code applies to the design, construction, equipment and operation of ships certified to carry Noxious Liquid Substances in bulk constructed on or after 1st July 1986?

The International Ship Construction (Noxious Liquid Substances in bulk) Regulations.

The Bulk Chemical Code (the BCH Code).

MARPOL 73/78.

The International Bulk Chemical Code (the IBC Code).

Where can the information be found as to what actual cargoes a liquefied gas carrier can carry?

Safety Construction Certificate.

Certificate of Fitness.

Safety Equipment Certificate.

SOLAS.

What is this?

The identification stamp placed in the passport of a stowaway by an Immigration Officer to indicate that his or her nationality is "unknown".

The "Unitary Nomenclature" symbol placed alongside the name of a dangerous cargo in shipping documents to indicate that it appears on the list of approved international shipping names.

The United Nations stamp used for endorsing international shipping certificates.

The United Nations Packaging symbol used for Dangerous Goods.

These circuits are all active filters. Which of the circuits is a high-pass filter?

Figure 2

Figure 3

Figure 4

Figure 1

What is a "closed discharge" operation on an oil tanker?

A discharge operation which is commenced with all manifold and tank valves on the vessel initially set in the closed position

A discharge operation carried out without opening any lids or sighting ports and where gauging is performed either by a fixed system or by a portable system gaining access through a vapour-lock.

A cargo discharge which is performed to a shore tank directly adjacent to the berthed vessel and which is wholly controlled by a terminal operator

The pumping of tank washings, conducted through underwater discharge outlets only

Personnel in a high voltage switchroom smell ozone. This is likely to indicate which of the following?

Transformer overload

Vacuum circuit breaker problems

Arcing at badly connected bus bars

Air circuit breaker problems

What means of communication shall be provided to each member of the fire patrol?

Telephones in public spaces

Emergency telephones and Public Address system

A two-way portable radio

A mobile telephone

How will you find the Tipping Moment of a cargo item?

Transverse accelerations/10 x weight of cargo item x height of its centre of gravity above its base

Transverse accelerations/10 x weight of cargo item x height of its centre of gravity above the keel

Transverse accelerations/7 x weight of cargo item x height of its centre of gravity above its base

Transverse accelerations/7 x vessel's natural roll period

When can a partly loaded bulk cargo space be entered when the vessel is at sea?

At any time

On instructions from the CPO (Bosun)

In no circumstances except possibly in an emergency

For hatch cleaning purposes

What will happen when the ship arrives in Rotterdam?

The ship will receive fuel and diesel oil bunkers when it arrives in Rotterdam

The anchor will be tested when the ship arrives in Rotterdam

The navigation lights will be tested when the ship arrives in Rotterdam

The main engine will be tested when the ship arrives in Rotterdam

Which of the following is considered to be the most efficient method of testing the weather tightness of hatch covers during a pre-loading survey of a General Cargo Vessel?

Hose test

Visual inspection

Ultra sonic test

Chalk test

What name is given to the pickled, fermented vegetable condiment that accompanies almost every Korean dish?

Korchee.

Kebchee.

Kalachie.

Kimchee.

Most perishable cargoes are presented for shipment pre-cooled to the correct carriage temperature. If the cargo is not pre-cooled or has warmed up due to the cold chain being broken it can result in increased metabolic rates. Which of the given options would be the most difficult to deal with if such a situation occurred during a sea passage?

The water produced by the cargo.

The heat produced by the cargo.

The carbon dioxide produced by the cargo.

The trace gases produced by the cargo.

What may be issued by the shipper to indicate that a vessel or her operators will not be held responsible for any damage that may arise from the carrier issuing a clean Bill of Lading, even though the Mate's receipt is marked as "unclean", such as may apply to atmospheric corrosion on steel plates that have been waiting in a port facility for some time awaiting shipment?

A Letter of Credit.

An addendum to the Bill of Lading.

An absolution clause in the shipping documents.

A Letter of Indemnity.

On the figure there are four (4) possible directions, shown by the arrowed lines, which could be the correct direction associated with the term "HEAD LINE". Which one is the correct one?

Head line is given by D on the figure

Head line is given by C on the figure

Head line is given by A on the figure

Head line is given by B on the figure

This circuit consists of a current source I, a change-over switch S, a resistor R and a capacitor C. The current/time figures 1 to 4 show possible changes in the current I in case the switch S is suddenly shifted from position 1 to 2 at time t= 0. Only one of the diagrams is correct. Which?

Figure D

Figure B

Figure C

Figure A

What will you bring in a lifeboat if the ship is abondoned?

Warm clothes, blankets and lifevests.

All pets that will most likely not be able to enter the boat by themselves.

All valuables like money, jewelry etc.

As much biscuit and canned food as possible.

Whilst in the Engine room you hear the CO2 release alarm, what action if any should you take.

As CO2 can not kill you, secure present work and proceed out of engine room.

Take no action as it is probably someone testing the system, as the fire alarm has not been sounded and the engine room is not on fire.

Proceed to the engine control room and call the bridge for further instructions.

Leave the engine room as quickly as possible, closing all doors behind you.

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