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Online-Test: Test online CES 5.1 for Engine department, Support level
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Oily rags and metal turnings
are not a fire hazard at all
are not a fire hazard unless ignited
are a fire hazard because they generate their own oxygen when ignited and are therefore difficult to extinguish
are a fire hazard because they are liable to spontaneous combustion
Which of the following is a precautionary measure to prevent fire:
All the answers are good
Storing rags impregnated with oil in closed containers
Emptying dust bins
Cleaning dirty surface
A polarisation of a radio wave is determined by:
Length of the aerial
Condition of the aerial
Height of the aerial
Position of the aerial
Why is line blowing/pigging from shore a very critical operation ?
Because the cargo hose/loading arm may burst.
Because the pig may be able to get on board.
Because serious structural damage and overflow can be caused by the creation of pressure in the shore tanks during this operations.
Because serious structural damage and overflow can be caused by the creation of pressure in the tanks during this operations.
You are planning the discharge of a crude oil tanker with segregated ballast tanks, SBT. Which of the cargo tanks should be crude oil washed if you are expecting heavy weather?
All the cargo tanks that were not COW'ed in the last discharge port
At least 30% of the cargo tanks
The dedicated heavy weather ballast tank
Both sloptanks, and 30% of the remaining cargo tanks
Your engine is going astern and you pick up sternway. The rudder is midships, and you are operating on a single, right-handed fixed screw. How will your ship react?
She will most likely change heading to starboard
She will most likely go straight astern
She will most likely change heading to port
The stern will be lifted to starboard
On board passenger ships an abandon ship drill must be performed:
Every week
Every month
Every three months
Every two weeks
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.
On a bulk carrier which is to load sugar, which of the following situations would result in the cargo holds failing inspection?
Hardened rust spots on the lower bulkhead stool and hopper tank plating
Rust-stained tank top plating
Traces of insect infestation in the bilges
Hardened rust spots on shell plating
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.
Which equipment is utilised to control the liquid level in the cargo tanks?
In the cargo tanks we use deep stick to control the liquid level
In the cargo tanks we use sounding tape to control the liquid level
In the cargo tanks we use either float or radar type gauge to control the liquid level
In the cargo tanks we use float type gauge to control the liquid level
Fast rescue boats shall be capable of carrying:
10 Persons
At least 5 seated persons and a person lying down
At least 6 persons seated
3 Persons
How should cargo hold ventilation be carried out on a Ro-Ro vessel loading or discharging cargoes?
By natural ventilation
With the ventilation fans set to ‘supply'
With the ventilation fans set to ‘exhaust'
With ventilation fans set alternately to ‘supply' and ‘exhaust'
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
It is important that tools are in good condition when they are being used for maintenance. Incorrectly sharpened tools can be dangerous. Which of the following tools can be safely sharpened using a pedestal grinder?
Steel drill bit.
Brass chisel.
Hacksaw blade.
Wooden wedge.
In which cases shall side scuttles in passenger ships be so constructed that they cannot be opened without the consent of the master of the ship?
Where the sills of the side scuttles are below the margin line
Where the sills are mounted below the bulkhead deck
Where the sills of the side scuttles are less than 500 mm above the deepest load line
Where the height of the side scuttles go through more than two decks
What is a typical composition of LNG (Arabian Gulf)?
Methane 100%
Methane 75% - Ethane 12% - Propane 13%
Methane 80% - Ethane 15% - Propane 5%
Methane 91% - Ethane 6% - Propane 3%
Which of the following is part of the spill response equipment inventory?
Hand cleaner
Sorbents
The pressure washer
Chipping goggles
When checking the zero point on a combustible gas indicator that is to be used to detect hydrocarbon gases in an empty cargo tank which method should be used from the options given?
Pass oxygen gas through the sample chamber
Pass fresh air through the sample chamber.
Pass carbon monoxide gas through the sample chamber.
Pass methane gas through the sample chamber.
On a RoRo vessel, what is Safe Working Load (SWL) with regard to cargo lashings?
The maximum load that can safely be applied to lashings
The minimum load that can be applied to lashings
The ultimate stress of cargo lashings
The load beyond which lashings will fail
Whenever ro-ro/car decks are unattended the following applies:
Fire detection systems should be switched on, Deck and engine crew should be trained in the use of the drencher systems and their operation, Continous monitoring of ro-ro/car decks by Closed Circuit Television (CCTV) or regular fire patrols should also be in place, All fire doors should be kept closed on ro-ro/car decks when the vessel is at sea
Fire detection systems should be switched on, Continous monitoring of ro-ro/car decks by Closed Circuit Television (CCTV) or regular fire patrols should also be in place, All fire doors should be kept closed on ro-ro/car decks when the vessel is at sea
Continous monitoring of ro-ro/car decks by Closed Circuit Television (CCTV)
Fire detection systems should be switched on, All fire doors should be kept closed on ro-ro/car decks when the vessel is at sea
What is the purpose of the girders in the tank?
They transfer all the cargo forces acting on the plating.
They transfer all sea forces acting on plating.
They support the stiffeners.
They support the stiffeners and also take up some of the sea force.
The machinery detail plate is missing from a large electric motor and the weight is unknown. As part of a routine maintenance check the motor has to be lifted to access some other equipment. Which of the given options is the correct action that should be taken?
Try and lift it with the engine room crane as it is designed to lift the heaviest components in the engine.
Estimate the weight of the motor and select a chain block and strop with a safe working load of 1.5 times the calculated load.
As it is only a routine maintenance and not a breakdown then postpone the task until full details of the motor can be obtained.
Use the biggest chain blocks and strops available and carry out a trial lift.
What is the meaning of the abbreviation "SWL" as stamped on lifting gear around the ship?
Single Winch Load.
Safe Working Load.
Single Working Load.
Safe Winch Load.
Which of the following is considered as a possible source of ingress of seawater into the cargo holds?
Topside tank drop valves
Cargo hold bilges
Shell plating
Hatch covers and coamings
What is one way to try to overcome people's fears about loved ones?
Inform them about the nature of the emergency.
Prevent them from looking for their loved ones.
Assure them that the crew is sweeping the entire ship for passengers.
Give them a lifejacket to put on.
What is the maximum allowed oxygen content in inert gas in accordance to IMO IGC code?
Maximum allowed Oxygen content in the inert gas on gas carriers is 7% by volume.
There are no oxygen requirement on the inert gas on gas carriers
Maximum allowed Oxygen content in the inert gas on gas carriers is 5% by volume.
Maximum allowed Oxygen content in the inert gas on gas carriers is less than 10% by volume.
What is the purpose of the air distributor in a diesel engine air start system?
To ensure the air consumption from each of the main air receivers is equally distributed.
To ensure that the automatic valve in the air start system opens and closes at the correct time.
To ensure that the start air is distributed equally to the each of the engine cylinders.
To ensure the cylinder air start valves operate in the correct sequence and for the correct period.
How should caterpillar crawlers stowed on hatch covers be secured?
By means of wire ropes secured to the hatch covers from all four sides of the unit
By means of wire ropes secured to the main deck from all four sides of the unit
By means of wire ropes secured to the hatch coamings
By means of wire ropes secured to the hatch covers and to the main deck from all four sides of the unit
What would be the most probable cause of light, smoky exhaust from a diesel engine?
The engine is overloaded.
Air in the fuel oil system.
Fouling of the charge air cooler.
Water carry over from charge air cooler to engine cylinders.
A vessel is carrying a refrigerated cargo under controlled atmosphere (CA). From the options given select the most appropriate degree of opening of the air change vents while operating under CA.
50%
100%
0%
25%
The correct time to synchronise is usually taken to be when the synchroscope reaches the "5 to 12" position and is rotating slowly clockwise. This to allow for:
Generator phase difference error
Circuit breaker operating time
Synchroscope error
Synchroscope pointer time lag
A heavy piece of machinery is loaded on deck of a container vessel, stowed across several flatrack containers. Select the most appropriate lashing method.
All lashings to be taken to the hatch top.
Some lashings direct to the flat rack and some to the hatch top, coaming and pillars.
All lashings to be taken to the flatrack lashing points.
All lashings to be taken to the hatch coamings, pillars and lashing bridges.
How is the size of a reefer vessel normally referenced?
By the Suez Canal tonnage.
By the cubic foot capacity.
By the pallet capacity.
By the grain capacity.
What does the Captain mean?
Set the engine to dead slow ahead, and change the course 10 degrees to port
There is a dead slow in front of the ship, 10 degrees to port
Set the engine to dead slow, and set the rudder angle at 10 degrees to port
There is a dead slow in port number 10
Why is it important to have good relationship on-board a vessel?
It leads to better work performance and positive atmosphere among the crew
Crew comes to know each others problems
It encourages crew to extend their contract
It will prevent accidents from happening
At what time should lashings be released?
The crew can release lashings prior to arrival to avoid any delays.
As soon as the weather conditions are favourable, lashings can be released.
Lashings should be released when the ship enters enclosed waters.
Lashings should not be released for unloading before the ship is secured at the berth, without the Master's express permission.
What measures should be taken in order to avoid flammable gases forming on top of coal cargoes on a Bulk Carrier?
Ventilation to be continuous?
Ventilation to be carried out as indicated in the IMO solid Bulk Cargo Code
Cargo to be ventilated by opening hatch covers at sea?
Cargo not to be ventilated?
A cargo hatch cover seal on a Bulk Carrier is known to be damaged and not weather tight prior to sailing; what is the legal significance of this situation?
The vessel may have its classification affected
The vessel is still seaworthy but repairs must be carried out at next port
The vessel may well be judged to be un-seaworthy; this could invalidate some certification and hull and machinery insurance
There are no legal concerns over this
You are in charge of a night bunkering operation. The delivery rate from the supplier is high and you are filling six tanks simultaneously. You loose track of the progress of the operation and feel that you are loosing control of the situation. What action should you take?
Stop bunkering, and establish facts, before bunkering is resumed
Request a reduction in the delivery rate to try and gain some time.
Prepare yourself and the crew for an overflow.
Open more tanks to slow down the filling rate of individual tanks.
What is the most likely cause of the boiler exhaust gas being white in colour leaving the funnel?
Insufficient combustion air.
A faulty or dirty burner tip
Too much combustion air.
Low water level in the boiler.
In the human body, breathing is controlled by
The bronchia
The respiratory centre in the brain
The lungs
Movement of heart
What action should be taken if the heat transfer capacity of a heat exchanger operating as a lubricating oil cooler is reducing?
Increase the lubricating oil flowrate.
Decrease the lubricating oil flowrate.
The heat transfer surfaces should be cleaned.
Increase the cooling water pressure.
Which of these statements about drug smuggling is true?
"The preventative measures you incorporate into your ship’s security plan should be exhaustive, regardless of the level of threat identified by your ship’s security assessment."
The risks to ships are not restricted to specific areas or trading routes.
Drugs are difficult to conceal onboard a ship.
"Drug smuggling is only a problem in certain ports, so only ships sailing in those ports need to implement preventative measures."
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
Where is the "BRIDGE", in the figure?
The Bridge is C, in the figure
The Bridge is A, in the figure
The Bridge is D, in the figure
The Bridge is B, in the figure
A general cargo vessel is loading to summer loadline marks; where should be the final level of water ?
The top of the winter mark
The mid point between the summer and the tropical mark
The bottom of the summer loadline mark
The top of the summer loadline mark
On oil tankers, what is generally used to control the safety of the atmosphere in the cargo tanks?
Inert Gas
Water
Nitrogen
Hydrogen Sulphide
The ship's crew are supervising the stevedores loading a non-palletized, break bulk cargo of fruit packed in cartons onto a conventional reefer vessel. Select the best type of stow to achieve good carriage conditions for the cargo from the options given.
A very loose stow leaving large gaps between the cartons for the cold air to circulate between them.
A loose stow leaving small gaps between the cartons for the cold air to circulate between them.
A very tight stow where the last few cartons are forced into existing rows to prevent any movement.
A tight stow leaving no space between the cartons so that the cold air is forced through the fruit in the cartons.
On a General Cargo Vessel, what should a cargo lashing plan comply with?
The cargo securing manual
Master's instructions
Charterers? instructions
Shipper's instructions
What are the main elements in a damage control plan?
A damage control plan is the same as an emergency plan
Arrangements for correction of list due to flooding within 15 minutes
Boundaries of the watertight compartments for decks and holds. Position of controls for opening and closing of watertight compartments. Arrangement for correction of list due to flooding.
Instructions and procedures for reporting damage to the Company
A consignment of steel drums containing IMDG Class 8 cargo are about to be loaded in the hold of a General Cargo vessel; a number of drums are leaking slightly, what action should be taken?
The cargo consignment not be loaded at present; the Chief Officer must be informed and make final decision if the cargo is to rejected
The cargo must be stowed under deck
The drums can still be loaded provided that they are only loaded on deck
The cargo cannot be rejected and must be loaded
A ship is navigating in the Caribbean in August when it receives the warning of a Hurricane. To determine the centre of the storm the Master uses "Buys Ballot's Law" and faces the wind. On what side of the Master would the low pressure area be located?
This is not a suitable method to use with a Hurricane.
On the left side
On the right side
Straight ahead
A bulk cargo has a stowage factor (S.F) of 1.50 cubic metres per metric tonne (m3/mt). If 1000 tonnes are to be loaded what volume will this cargo occupy?
1500 cubic metres ( m3)
1000 cubic metres
15000 cubic metres (m3)
3000 tonnes
What is done at a Quadrennial Thorough Survey?
Derricks are tested and parts of derricks thoroughly examined
Deck cranes are tested and their parts thoroughly examined
Deck cranes are tested
Derricks are tested
What kinds of checks must be carried out on slings, wires and other items of lifting equipment before they are used in routine operations?
They must be tested under load, to ensure they can bear the planned weight.
They must be visually inspected to ensure that the ID and SWL marks are clearly legible.
They do not need to be checked. They are checked under the vessel's planned maintenance system every 12 months.
They must be visually inspected and ascertained, so far as is possible, as being in good working order and fit for purpose.
On the figure 4 possible definitions of the term "FORWARD" are given. Which one is the correct one?
Forward is given by B on the figure
Forward is given by C on the figure
Forward is given by A on the figure
Forward is given by D on the figure
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 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.
How is responsibility for the stowage and securing of containers determined on multi-purpose vessels?
By wording in the charter party
By advice from the Supercargo
Responsibility always lies with the charterer
Responsibility always lies with the attending surveyor
What kind of safety equipment should be used when operating a grinding wheel?
Goggles and shield.
Shield.
Welding mask.
Goggles.
Too low exhaust temperature in one cylinder becomes because of:
Water leakage in the cylinder.
Faulty fuel injection pump.
Any of the others.
Too low admission on the fuel injection pump.
What will immediately diminish the function of a dovetail fitting?
Signs of corrosion of the adjacent deck plating
Rust stains around the welded seam
Signs of pitting
Chamfered or waved edges
The bilge holding tank level is being reduced by discharging through the OWS. What action should be taken when the oil/water interface in the holding tank is reached?
Stop the OWS and pump the oil to the incinerator tank.
Stop the OWS and pump the oil to a bunker tank.
Bypass the OWS and discharge the remaining contents of the holding tank overboard.
Continue pumping the contents of the holding tank through the OWS.
Which special regulations cover transportation of grain on a Bulk Carrier?
IMO Grain Rules?
Port State Regulations?
Statutory Regulations?
Classification Society Rules?
What should be done to the bilge spaces in a cargo hold of a bulk carrier, after cleaning and testing?
Drain plate over bilge to be fitted and then covered with burlap
Seal bilge space completely
Cement wash and seal
Bilge space to be left open
The ship is to berth alongside a quay in calm conditions of no wind or current. The ship has a single fixed pitch right handed propeller. Which angle of approach would be considered the most favourable?
No. 3
The decision should be left to the pilot who is in charge of the manoeuvre.
No. 2
No. 1
Which inert gas systems use only gases from the ship's main or auxiliary boilers?
The inert gas generator
Nitrogen generator
Combination - inert systems
The flue gas plant
The circuit diagrams illustrate four different methods of wiring between a Pt 100 temperature sensor and its signal processing electronics. Which of the wiring methods gives the best measuring accuracy?
Figure 2
Figure 1
Figure 4
Figure 3
You are approaching the port entrance. What do these lights mean?
A vessel may proceed only when she has received specific orders to do so, except that vessels which can safely navigate outside the main channel need not comply with this message.
Vessels may proceed - two-way traffic.
A vessel may proceed only when she has received specific orders to do so.
Vessels may proceed - one-way traffic.
If properly secured what benefits do car carriers have over other ship types regarding seaworthiness?
They are not easily damaged in heavy weather
They can pitch to very large angles without taking in water viathe ramp doors
They can roll to very large angles without taking in water
Their large reserve buoyancy prevents capsizing
What is the typical size of a LNG carrier?
12,000 - 50,000
200,000 - 250,000
75,000 - 80,000
125,000 - 145,000 cbm.
What does this flag mean?
My vessel is stopped and making no way through the water.
Yes (affirmative).
I wish to communicate with you.
I have a diver down; keep well clear at slow speed.
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 would be the effect of a faulty steam trap on a fuel oil heater causing condensate to build up in the heater exchanger?
An increase in fuel oil temperature.
Low water level in the boiler.
Reduced heating capacity of the heater.
Excess pressure on the shell of the heat exchanger.
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
What is a Jensen Sling used for?
Loading and discharging bales
Loading and discharging steel pipes
Loading and discharging paper reels
Loading and discharging packaged timber
What stability precautions should be taken when loading heavy cargo on a conventional general cargo vessel?
There would be no specific stability problems with a heavy cargo, because the ship would be down to her marks before the spaces were full.
Stow the cargo in the lower hold and keep the Centre of Gravity low and have a large positive GM
Stow some of the cargo in the Tween deck space to raise the Centre of gravity and reduce the effective GM
The lashings should be adequate for the weight of the cargo
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
One of the Main Engine cooling pumps is down for maintenance. The rest of the cooling pumps are operating near full capacity with minimum margins on the maximum temperature limit. What should be the correct action to take with regard to UMS operation?
Operate the engine room on manual mode until the maintenance is completed and the cooling pump is operational and switched to stand-by mode.
Arrange frequent checks of the condition during the night otherwise operate in normal UMS-mode
Arrange with a rating "on watch" in the engine room for the UMS period.
Hope that the alarm function and automatic temperature regulation will function correctly and switch to UMS-mode as normal
While on watch an engine room rating notices a leak from the gland of the seawater pump which is running at the time. What action should be taken?
Place some jointing in way of the leak to direct the water into the bilge to stop it being sprayed around by the rotating shaft.
Change over the pumps and tell his relief at the end of the watch.
Remove the pump guard and tighten up the gland while the pump is still running to see that the leak stops.
Inform the engineer officer of the watch so that the pumps can be changed over and the gland can be repacked.
When a crew member maintains a good standard of individual cleanliness and avoids contact with sources of contamination, which of the following is he said to observing?
Regular washing.
Risk assessment.
Personal hygiene.
Ablution.
What is the general emergency alarm signal to be sounded by the ship's whistle and alarm bells in case of an emergency situation?
Seven short blasts followed by one prolonged blast
Continous sounding by whistle and alarm bells
Series of short blasts
Series of long blasts
What is a hydrostatic release unit?
An important part connected to the sea-anchor.
A unit which automatically release all securing when abandon the vessel.
A unit which automatically releases the liferaft/lifeboat at a depth of approx 4 metres.
A unit for inflating the liferaft.
How many 'thermal protective aids' are required to be carried on vessels with open lifeboats?
10 in each lifeboat
Each lifeboat should carry the same number of thermal protective aids as the number of persons it is designed to carry
One for each person on board who is not provided with an immersion suit
They are not required, providing the boat has a canvas canopy which can be rigged in cold weather
What class of fire is a smouldering fire of wood, textiles, paper and other carbonaceous materials?
Class A
Class C
Class B
Class D
After checked for open airway, given the first two inflations and checked the pulse to make sure that the heart is beating, what is the rate of inflations given until natural breathing is restored ?
10 - 12 times per minute
25 - 27 times per minute
Doesn't matter how many times
12 - 16 times per minute
Gas welding is carried out in the work shop. Prior to lunch break the following precaution is carried out:
One of the ratings is left "on watch" during the lunch break.
No precautions are taken
The local acetylene/oxygen valve in the work shop is closed prior to switching to UMS-mode
The main supply valves in the deck storage are closed prior to switching to UMS-mode
What do you call the method used for bone-soft part injuries?
ICE-method.
First Aid -method.
ABC-method.
REHAB-method.
Special types of periscopes are fitted to boilers to observe
water level in drum
combustion air
smoke going out the stack
oil atomization
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