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Online testing: Test online CES 5.1 for Engine department, Support level

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Question 1 from 90

Which of the following requirements to ships stability for normal operation corresponds to present regulations? (NSCL 4/12.2)

Centre of gravity shall be calculated with an accurancy better than 5 percent.

The ship is loaded in such a manner that adequate stability is achieved in all loading condition.

I waters with the danger of icing, loading of deck cargo must be approved by competent authority.

Unless othereays stated in the approved stability calculation, the total weight of the deck cargo shall not exeed 50 metric tons.

Your vessel is to turn in a narrow canal by use of one tug (turn to port with the bow). In which position and how would you use the tug? (Vessels engine will also be used).

Make the tug fast aft for pulling

Make the tug fast on port shoulder to pull

Make the tug fast in centre bow fairlead for pulling

Make the tug fast on starboard shoulder to push

You will anchor a VLCC at a depth of 80 meters in open water with swell. How much chain will you use?

3 shackles

11 shackles

6 shackles

8 shackles

Who is responsible for the voyage plan?

The Master

The person who has done the planning

The owner

The navigation officer

What kind of safety equipment must be worn during anchoring?

All of the mentioned equipment.

Boiler suit, working gloves.

Safety helmet, safety shoes.

Safety goggles.

What determines how containers should be lashed?

Advice from shore planners

OSHA regulations

SOLAS 74/88

The cargo securing manual

Feed check valves for main and auxilliary purposes are normally of the double shut off type, as shown in the diagram. What is the main function of the non-return valve?

To allow overhaul of the screw down valve when the non-return valve is shut and the boiler is steaming.

To allow fine tuning of feed water flow to the boiler.

To prevent the steam and water in the boiler from discharging out by the feed line, if a feed line fracture or a joint in the line blows.

To increase the workload for staff when overhauling the boiler.

The abbreviation "NPSH" is often seen in connection with the efficiency of cargo pumps on oil tankers. What does this abbreviation stand for?

Necessary Pumping Suction Hazard.

Natural Pumping Standard Height.

Nominal Pressure Suction Head.

Net Pressure Suction Head.

Why are Chromate Based Cooling Water Treatments not allowed when the system is connected to a fresh water generator?

It increases the chloride level.

It could poison the fresh water if leakage occurs.

Chromate Based Cooling Water Treatments are not allowed in any cooling water system.

It reacts with metals used in the fresh water generator.

What should not be done when a container of liquid ammonia is on fire?

Restrict ventilation

Cool the container with water

Use a dry chemical fire extinguisher or carbon dioxide gas

Use self-contained breathing apparatus

One of the categories of information that must be included in your SSP is:

Security arrangements

Threat scenarios

Weaknesses in security measures

Ship security survey

Severe piston ring and liner wear are experienced in two cylinders of a medium speed diesel engine shortly after a complete overhaul of all of the cylinders of the engine. The engine is fitted throughout with chrome plated cylinder liners. Which of the given options is the most likely cause of the excessive wear in the two cylinders?

The oil control rings have been fitted upside down in the two cylinders.

Chrome plated piston rings have been mistakenly fitted to the two cylinders.

Cast iron piston rings have been mistakenly fitted to the two cylinders.

The running in period for the engine was too short.

After cooking, at what minimum temperature must rice be maintained during service?

37.8 degrees Celsius.

63 degrees Celsius.

93 degrees Celsius.

Between 10 and 12 degrees Celsius.

Which of the procedures given in the options should be adopted, when walking across a stow of refrigerated produce, in order to minimise any damage to the produce?

Use a walking board.

Wear disposable covers over work shoes or boots.

Keep the number of return journeys to a minimum.

Wear clean work shoes or boots.

When using the echo sounder in a river the soundings indicated may be incorrect, what would be the most probable cause of the error?

There should be no error with a properly working echo sounder

Shallow water effects

The density of the water

The strength of the tide and current in the river

What do iron ore, flourspar, fishmeal, lead concentrate and cement copper have in common?

These are cargoes that may liquefy

These cargoes are liable to shift when dry

The cargoes are not listed in the BC Code

Residues to these cargoes are governed by MARPOL 73/78

What do we mean with LEL when measure the atmosphere?

LEL is low level alarm

LEL is limit for level alarm

LEL is lowest temperature for ignitionLEL is limit for level alarm

LEL is lower explosive limit

What is the full name of the International Convention dealing with stability of passenger ships?

The International Convention for the Safety of Life at Sea

International Safety Management code

SOLAS

ISPS

The figure shows a silicon controlled rectifier with a RC circuit connected in parallel. RC circuit is often used in such connection. For which purpose?

Protect the SCR against damage caused by high voltage spikes

Obtain current resonance

Measuring the current through the SCR

Delay the ignition of the SCR

What is the correct understanding of the term "boat drill"?

The opportunity for all on board to launch the boats and abandon ship.

A demonstration for the people on board to understand how a lifeboat can be used to abandon ship

Practical exercise for the people on board to practice their duties and be prepared in the case of an emergency abandon ship.

A presentation by the Master on what he would expect from all on board in the case of an emergency.

The vessel is steaming off the coast when the engine room informs the bridge it must stop engines immediately. Shortly afterwards they informed the bridge they would need a least three hours to fix it. Which of the following actions would be the most suitable taken by the bridge?

Display the NUC signal, maintain the watch and determine how the ship is drifting and the probable position after three hours.

Display the NUC signal and keep a good lookout

Display the NUC signal, maintain the watch and ask the Engine room to be a quick as possible

Display the NUC signal, maintain the watch and wait for further developments.

What is a low location lighting system?

A system displaying the escape route from all cabins by light points in the ceiling, powered by battery

An illumination system for all corridors in cabin areas

A light system powered by battery or fluorescent signs mounted at deck level indicating the way to the nearest exit

An emergency illumination system that illuminates all deck areas to a minimum

Which symptoms would indicate piston blow-by when operating a 4 stroke trunk piston type engine ?

Increased pressure in the air inlet manifold.

Increased pressure in the crankcase and smoke at the crankcase vent.

Smoke and sparks from the scavenge manifold drains..

Increased temperature in the inlet air manifold on the engine.

The Chief Engineer tells you to carry out Hot work on deck. What kind of permit do you need?

Hot work permit

No permit is required as long as the work shall be carried out on open deck

Cold work permit because the work will be carried out on open deck

Work permit

To whom should the Master immediately report a shipboard incident involving the loss overboard of dangerous goods?

The Flag state

Vessels in the immediate vicinity

The ship owner

The nearest Coastal state

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

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

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

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

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

What would be the correct form of response to the question: What kind of assistance do you require?

The correct form of response would be: There is a fire onboard my vessel

The correct form of response would be: I need help as soon as possible

The correct form of response would be: I need help on board with a fire and the smoke is very toxic

The correct form of response would be: My vessel has a fire in the accommodation and we require fire-fighting assistance

The best way to identify an IED is to?

Measure the size of the object.

Shake the object.

Recognize its components.

Weight the object.

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

You enter a High Voltage switch room and find a person apparently unconscious. Which of the following should be done?

Check if the victim is in contact with live parts and if not apply first aid.

Raise alarm, identify means of isolation and apply before approaching victim.

Trip all breakers and approach victim.

Raise alarm then drag the victim clear so that they cannot reach live parts while receiving aid.

Why is the inlet to the slop tank often directed towards the bulkhead (see the illustration) ?

None of the mentioned

To reduce the settling time

To avoid build-up of static electricity, which may cause explosion

To avoid too much agitation of the oily water in the tank

You are to load a number of chemical cargoes in Rotterdam in December, for eventual discharge in Australia, after the ship has called at Singapore and Malaysia. None of the cargoes on board at any stage of the voyage require heating. None of the tanks to be discharged in Singapore and Malysia will require hot washing after discharge. What will need to be considered when determining the filling limits of the tanks containing the Australian cargoes?

The potential damage to tank coating in the upper areas of any tanks which are not fully loaded due to the duration of exposure to cargo vapour.

The accuracy of the tank level monitoring systems in potentially sub-zero conditions.

The anticipated cargo loss due to the projected evaporation rates as the vessel passes through the tropics.

The maximum anticipated temperature that the cargoes will reach bearing in mind ambient air and sea temperatures to be encountered on passage, so that any expansion does not result in overflow.

What is of utmost concern when steel cargoes are carried in a bulk carrier?

Bending moments being greatly exceeded in the seagoing condition

A relatively small range of stability as compared to carrying grain

The springing of hatch cleats as the vessel flexes due to torsional stresses

Deformation due to torsional stresses

What is the first line of defence against ingress of water into a bulk carrier?

Pipe outlets

The shell plating

Machinery spaces

Hatch covers

What is meant by the term "keeping a proper lookout" as applied to the bridge lookout?

Keeping a visual lookout all round the vessel

Continually visually scanning the horizon all round the ship

Keeping a visual lookout all round the ship and also actively listening out for audio signals

Keeping a very visual lookout ahead and abeam of the ship

In an inert gas system audible and visible alarms shall be provided to indicate faulty conditions in the installation. Which of the following conditions do not activate the alarms? (SOLAS II-2/62.19.1)

High air pressure in water seal

High water level in the flue gas scrubber

High gas pressure

High gas temperature

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

Where to find thermal protective aids

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

Escape routes and alarm signals

Name of cabin attendant

What is the purpose of a hatch cover ventilator grill on a General Cargo vessel?

To act as a strength member inside the ventilation shaft

To prevent the ventilator fans from damage

To prevent moisture from entering the hold

To prevent sparks entering the cargo hold

When loading steel coils, which is the ‘locking coil’?

The first coil loaded

The final coil loaded at the centre of the stow in second, third and fourth tiers

The final coil loaded

Any coil at the extremity of the stow

To whom should you report when the bow port or stern ramp is closed and secured?

The Safety Officer

The Master

The Chief Engineer

The bridge/ Officer on watch

Why are drains fitted to hatch coamings of a General Cargo ship?

To drain water from the hatch covers

To drain water that enters the hatch coaming channel via the hatch seals

To drain water from hatch cover cross-joints

To collect debris that collects in the hatch coaming channel

How many lifejackets are required in a passenger cabin?

Same number as beds in the cabin

At least 2

Twice the number of beds in the cabin

Non, they will be handed out at the muster station

Why is it important to check the ullages of the cargo tanks and sound double-bottom tanks at regular and frequent intervals during an oil tanker's loaded passage?

Such a procedure will indicate if there are any internal or hull leakages

Such a procedure will indicate if there is a build-up of pressure and the failure of any part of the venting system.

Because it is a requirement and the vessel can demonstrate complaince during an audit.

Such a procedure will confirm the correct function of the cargo calculator by referencing volume against temperature.

What is the value of GZ upto an angle of heel of 5 degrees?

GM x Sin angle of list

GM x Cosine angle of list

GM x Tan angle of list

GM / Sin angle of list

You are in charge of discharging and crude oil washing a crude oil carrier.What is the maximum allowed oxygen level measured one meter below deck in a tank during crude oil washing? (IMO Reg)

10%

The engine room rating has been assisting with ballast operations during a period of engine room watch duty. Ballast operations have stopped for a couple of hours while stores are being taken. What action should the rating take during this break in operations?

Just keep the pumps running and the valves for the ballast tanks open to save time when operations are restarted. The tanks will just overflow through the air vents.

Stop all of the ballast pumps and close all of the ballast valves as soon as operations are stopped. Ballast lines should always be closed except when they are being used.

Just stop the pumps and close the pump suction and discharge valves. Leave the valves for the ballast tanks open to save time later.

Shut the valves for the ballast tanks but keep the pumps running and discharging overboard to save time later.

What is the purpose of the relief valves fitted to the doors and casing of 2 stroke diesel engine crankcases?

To relieve excess pressure in the crankcase resulting from piston rod gland leakage.

To maintain a constant pressure in the crankcase.

To relieve excess pressure in the crankcase resulting from a crankcase explosion.

To release any vapour formed by lubricating oil coming into contact with a hot spot and so avoid overpressure in the crankcase.

In order to speak clearly and effectively you should:

gesture with your arms

stand tall with shoulders squared

never open your mouth too wide

open your mouth, pronounce your consonants, and shape your sounds well

What is an analogue signal?

A measure of voltage using an oscilloscope.

A stable electric signal.

A continually variable electric signal.

A measure of electric current.

What will happen when the ship arrives in Rotterdam?

The anchor will be tested when the ship arrives in Rotterdam

The ship will receive fuel and diesel oil bunkers when it 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

Passenger ship engaged in international voyages shall carry through a muster for all passengers. At what latest time after embarkation shall the muster take place?

Before departure

No time limit

4 hours after the passengers embarked

Within 24 hours after the passengers embarked

How are cargo tanks classified under the IBC Code?

Stainless steel tanks / zinc coated tanks / phenolic coating tanks.

Compartments greater than 3001 cubic metres capacity / compartments between 3000 cubic metres and 1251 cubic metres capacity / compartments less than 1250 cubic metres capacity.

Centre tanks / wing tanks / deck tanks.'

Independent gravity tanks / independent pressure tanks / integral gravity tanks.

When carrying out repair or maintenance tasks involving hot work a hot work permit must be issued. Select the correct option from those given which completes the following statement. 'The permit for hot work…

..is valid for completion of the specific hot work tasks irrespective of the time taken.'

..can cover any additional hot work that arises during the completion of the task during the specified time period.'

..should only cover specific hot work tasks and be valid for a specified time period.'

..should only cover specific hot work tasks, be valid for a specified time period and be issued by the person carrying out the work.'

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

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

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

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

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

Provided it is considered safe to do so what is the best method of cleaning a cargo hold that contained grain?

Sweep the cargo holds after discharge

Hose down the cargo holds after discharge

Sweep and clean cargo holds from the top down as discharge progresses

Sweep and clean cargo holds from the top down as discharge progresses followed by a final wash

Why must draught marks be read on both port and starboard sides of a bulk vessel when accurate draughts are required

The vessel marks may be incorrectly drawn

The vessel may appear up right but often will be found to have a slight list when port and starboard marks are compared

The vessel may be trimmed by the head

The draught reading on one side of the vessel sufficient

Why do we have longtitudal bulkhead in a prismatic cargo tank

To reduce the free surface ”sloshing” on the cargo

To control the list of the ship

To load two grades of cargo in one tank

To increase the transverse strength of the cargo tank

What type of lubricating oil is generally used for for cylinder lubrication on a large, 2-stroke diesel, main propulsion engine operating on heavy fuel oil?

Mineral based oil with high alkalinity and other additives.

The same oil as the main lubricating oil system

Straight mineral oil.

Synthetic oil.

To prevent inadvertent leaks, bunker manifold not in use should:

Have blank flanges fitted and tightened with some bolts in place

Have blank flanges fitted with gaskets and tightened with all bolts in place

Have blank flanges fitted with gaskets and tightened with some bolts in place

Have blank flanges fitted and tightened with all bolts in place

In which part of the oceans and in what season is Parametric Rolling likely to be experienced?

North Pacific winter

North Atlantic winter

Around South Africa at any time of year

North Pacific summer

Who is responsible for implementation of working environment work on board?

Government.

Master.

Shipping company.

Both master and shipping company.

What is the primary cause of fatigue damage to the hull girder?

Repeated plastic deformation of the hull

The number of repeated stress cycles

Resonant rolling

Panting stresses

When should additional lashings on general cargoes be considered?

When heavy weather is anticipated for the planned voyage

When passing through the Tropical Zone in winter months

When passing through the Summer Zone in winter months

With the onset of heavy weather

Before loading a refrigerated cargo of LPG the cargo tanks must be cooled down slowly in order to minimise thermal stresses for the vessel and the cargo containment system. What is the generally accepted cooling down rate?

20 degrees C per hour.

15 degrees C per hour.

5 degrees C per hour.

10 degrees C per hour.

When an engine is working normally, the lubricating oil return temperatures are moderate and the running temperatures of the moving parts are also moderate. Lubricating oil is not a volatile liquid and the temperature inside the crankcase is insufficiently high to cause concentration of vapor. What would be the flash point of the lubricating oil?

Above 250 deg C

Above 150 deg C

Above 100 deg C

Above 200 deg C

During overhaul of a hydraulic pump a large number of small components are removed. Where should these components be kept so that they are not lost and are available when rebuilding the pump?

They should be kept in a boiler suit pocket.

They should be placed in the pump save all.

They should be placed in a clean box or tin and covered over.

They should be placed inside the pump casing.

How should the Bo's'un prepare for anchoring?

The Bo's'un should prepare for anchoring by hoisting the anchor ball

The Bo's'un should prepare for anchoring by walking back the anchor to five shackles in the water

The Bo's'un should prepare for anchoring by applying the windlass brake, then disengaging it

The Bo's'un should prepare for anchoring by lubricating the spurling pipe

What is the possible concern if fuel tanks on a Bulk Carrier, which are close to cargo spaces containing grain, are excessively heated?

The grain cargo may produce methane gas

No damage should occur

The grain cargo may be heated and damaged

The cargo may liquefy

The specified maximum working pressure of a cargo hose in service on a chemical tanker should be at least which of the following?

1/3 design burst pressure.

10 bar gauge.

12 bar gauge.

5 bar gauge.

For what purpose do we have booster pumps on the cargo discharge line?

To increase discharge rate.

To reduce the flow and pressure to shore line.

To increase discharge pressure and reduce the cargo temperature.

To increase discharge discharge line pressure above shore back pressure.

Why should you wear your catering uniform and not your ordinary clothes in the galley?

Catering clothing will absorb body odour more effectively than other clothing.

If you do wear your ordinary clothes in the galley, food odours will be transferred to your cabin and germs may be transferred into the galley from less hygenic areas.

If you do wear your ordinary clothing in the galley, it will be difficult for visitors or new crewmembers to identify the cook.

Clothing worn in the galley cannot be washed with any other clothing.

Temperature sensors may be marked T 802. What does this mean?

100 ohm at 20° C

20 ohm at 802° C

802 ohm at 20° C

20 ohm at 100° C

Why should only one set of ballast tanks be filled at any one time on a Bulk Carrier?

To ensure that bending moments do not become excessive

To prevent excessive lists developing

To ensure that free surfaces in ballast tanks do not become excessive during the ballasting operation

To keep the vessel trimmed by the stern

What is one reason for repeating a command to passengers in an emergency?

You can establish your presence.

You won't have to say the command more than twice.

You don't have to be as clear in what you say.

More people will have a chance of hearing the command.

What could cause engine oil to get a "Milky" colour?

Fuel contamination.

The oil is too cold.

Overheating.

Water contamination.

What is the definition of sludge control?

The cargo tanks are to be washed that often so recidues do not accumulate in large quantities.

The sludge is controlled by use of special instruments.

This is done in port by a special sludge control squad.

Visual control of the sludge.

Which of the listed sensors is suitable for physial displacement?

Pt 500

Thermocouple

Thermistor

Strain gauge

Where is a load-equalising device used?

With wind lashings

With parallel lashing rods

With single lashings

With upper and lower crossed lashings

What are the duties of the "Standby Watch keeper" when he is not on the bridge?

Remain in the expected location, available for immediate call from the bridge

Tidy up the accommodation and clear the mess rooms

Return to his cabin and catch up with some sleep

Patrol the ship and report anything unusual to the bridge

Whenever there is a major bleeding, the first priority should be to:

Stop the bleeding

Raise an alarm

Call the doctor

Take the pulse of the patient

Where should grease be applied to a twistlock?

Over the entire outer surface

Under the handle

Between the twistlock cone and associated housing

At the base of the twistlock cone

Consider the situation sketched below. What can happen if the tugmaster is not careful?

The tug may be turned across your bow with the danger of being turned over.

The stern of the tug may be sucked into your bow.

The tug may be pushed away from the ship and thus unable to assist your vessel.

The tugmaster may loose control and ram your bow with possible damage to your ship.

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

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

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

Which of the following types of cover should be fitted to the lower deck bilge wells of a conventional reefer vessel?

A steel watertight cover.

A steel grid.

An insulated plug.

A steel watertight cover with an insulated plug.

Port State Control Officers are authorised to:

Detain ships that are not meeting the requirements for a minimum of 30 days

Regularly inspect ships known to meet the requirement

Inspect and detain ship that are not meeting the requirements until they are able to demonstrate compliance with the regulations

Sign oil record book entries

We can observe gray/white smoke from an exhaust pipe in the funnel (from a 4 stroke engine).The possibilities are:

The engine is thermally overloaded.

The engine is burning lubrication oil.

Broken fuel injector valve.

Water leaking into the combustion chamber.

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

Gok.

Wok.

Wack.

Wot.

A cargo of frozen chicken is being presented for loading into a conventional reefer vessel. Which of the options given is the most appropriate packaging method that should be used for such a cargo?

It should be wrapped in plastic and stowed loose.

It should be packed in cardboard cartons.

It should be packed in wooden cases.

It should be packed in plastic sacks.

What would be the most probable cause of overheated bearings?

None of the mentioned alternatives

Lubricating oil pressure is too low.

Water in the fuel oil.

Charge air pressure is too low.

What is the meaning of this symbol ?