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Онлайн-тестирование: Онлайн-тест CES 5.1 для Engine department, Support level
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On a RoRo vessel, if the Manufacturer and shipper of a vehicle have not provided instructions and the vehicle does not have fixed lasing points what can be used to secure the lashings
The Tie Rods
The wheel apertures, or other suitable fixed point on the vehicle
The Anti Roll Bars
To obtain “time and duration” after a telephone call with number 010-1234567 in the Netherlands, via an Inmarsat-terminal, one should enter after receiving the second dialling tone:
Don't know
3731101234567#
31#
37#
What data is at least requested in a DSC “distress alert” ?
the identification of the vessel in distress and her position
Don't know
the identification of the vessel in distress and the number of people on board
the identification of the vessel in distress, her position and the nature of distress
To announce an important navigational –or meteorological warning via the VHF-installation, one should use the:
urgency call
safety call
distress call
Don't know
When carring a cargo in a tank which not requires any heating, what should be done with the heating coils prior loading ?
The should be blown completely dry by the use of air or nitrogen.
The coils should be blanked.
The should be blown completely dry by the use of air or nitrogen and then blanked.
The coils should be filled with water and blanked.
In celestial navigation the angle measured westward from the first point of aries to the hour circle of the body along the celestial equator is known as:
Greenwich hour angle
Sidereal hour angle
Local sidereal time
Azimuth angle
What possible reason could there be for the identification mark associated with a Racon not being visible on the radar screen?
The radar may be suppressing the mark with application of the Interference Rejection control.
The racon may not be transmitting a pulse.
All of the suggested answers.
The transmitted radar frequency may not trigger the Racon transmitter.
The tug has been released and is all clear. As officer in charge of that operation, should this be reported and to whom?
No need for reporting as the order was given from the bridge
Report all clear to the tug
Reported all clear to the Bridge
Report all clear to the Engine Room
Your ship is drifting in open sea with temporary engine malfunction. You are equipped with precise navigation equipment. What should you do in this situation?
Go to bed and wait for the engine to be ready
Use the opportunity to plot direction and rate of drift for later use
Call the company immediately
Ask the Chief Engineer when the engine will be ready
Stainless steel tanks are sometimes required to be "passivated" especially after tank surface repairs have been carried out and aggressive cargoes are to be loaded. "Passivation" normally consists of:
Grinding off any corrosion spot with a grinding disc of about "80 grain"?
Spraying concentrated hydrofluoric acids in the tank and then wiping it off?
Applying 12 - 15% nitric acid on tank surfaces, either with a brush or spray; then washing off after 10 - 20 minutes using copious amounts of fresh water?
Cleaning the tank by application of caustic soda on all surfaces, then washing it off?
The crane on a General Cargo Ship is designed for Grab Service with a hoisting load of 16 tonnes including grab weight. Grab weight: 8 tons, Grab cubic: 10 m3. You are going to discharge a cargo of dry minerals having a stowage factor of between 0.7 - 0
16 tonnes.
7 tonnes.
8 tonnes.
15 tonnes.
You are alongisde to load a cargo of Triethylamine. It will be supplied from shore using an 8-inch flexible hose. When securing this to the ship's manifold (header), how should the connection be made?
With a bolt in every hole in the flange, securely and evenly tightened.
With a bolt in alternate holes, securely and evenly tightened.
With a bolt in alternate holes, securely and evenly tightened, or a minimum of two G-clamps, fitted diagonally across from each other and fully tightened.
Cargo hoses should no longer be connected directly to ship's manifolds for the loading of dangerous chemicals.
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%
When a ship is switching from ammonia to LPG virtually all traces of vapours must be removed. What is the allowable concentration of ammonia vapour in the tank prior to loading the next cargo?
Less than 20 parts per million.
Less than 5 parts per million.
Less than 50 parts per million.
Less than 100 parts per million.
What could result from carrying coal with a high sulphur content on a Bulk Carrier?
Evolution of methane gases
Spontaneous combustion
A possible shift of cargo
Corrosion of steelwork in the cargo holds if the cargo becomes wet
According to SIGTTO publications, what is a typical accuracy for LNG pressure measurement equipment?
+/- 1,00 bar (which will apply within the MARVS of the tank)
+/- 0,0005 bar (which will apply within the MARVS of the tank)
+/- 0,0015 bar (which will apply within the MARVS of the tank)
+/- 0,50 bar (which will apply within the MARVS of the tank)
Which of the tools given in the options would be best suited for cutting a piece of angle iron?
Hacksaw.
Tenon saw.
Crosscut saw.
Rip saw.
The vessel is instructed to load alternate holds when chartered to carry a high density cargo. What reasons could be given by the master to refuse to do this?
The trim of the vessel will not be satisfactory.
The summer deadweight will not be achieved.
Cargo space cleaning after discharge will be excessive.
IMO do not recommend alternate loading of cargo holds with high density cargoes.
The muster list shall show the duties assigned to the different members of the crew. Which of the given duties do not necessarily have to be included in the muster list?
Manning of fire parties assigned to deal with fires
Clearing escape routes
Muster of passengers
Preparation and launching of survival crafts
Pump rooms on oil tankers shall be provided with a fixed fire-extinguishing system. Which of the following systems is in accordance with present regulations? (SOLAS II-2/63)
Fixed pressure water spraying system
Fixed high expansion foam system
Fixed CO2 fire-extinguisher system
Fixed powder fire-extinguishing system
If all indications are that a cargo has been received without damages, irregularities or short shipment and the phrase "apparent good order and condition" are entered on the Bill of Lading, what type of Bill is this said to be?
A clean Billl of Lading.
An endorsed Bill of Lading.
A Due Title Bill of Lading.
A Bill of Lading completed for shipment.
What kind of damage can ro-ro cargoes sustain when loaded above fuel tanks?
Tyre damages
Rusting of internal parts
All
Melting of internal plastic areas
Which of the following is a summary of the features of a "controlled tank venting system" as may be found on a chemical tanker?
PV valves are fitted to limit the pressure or vacuum in the tank; no shut-off valves may be fitted either above or below the PV valves; provision may be made to by-pass the PV valves under certain operating conditions; such a system shall consist of a primary and secondary means of allowing full flow of vapour, except that the secondary system may be replaced by pressure sensors fitted within the tank.
The system permits vapour recovery via a collection manifold which may be connected to a shore reception facility.
PV valves are fitted to limit the pressure or vacuum within the tank; the PV valves shall be capable of being isolated or by-passed; the system shall be supplemented by pressure sensors within the cargo tank.
The system is fitted to a tank used for cargoes having a flash point not exceeding 60 degrees Celsius and is fitted with a device to prevent the passage of flame into the cargo tank.
Which part of the crankshaft of a modern large two stroke diesel engine is most likely to be the origin point for crack initiation during service and therefore needs the greatest attention during maintenance inspection?
The oil holes.
The keyways.
The fillet radii.
The dowel pins and dowel holes
A 450 volt, 859 kW rated generator has not been in operation for several weeks. Prior to starting, insulation resistance readings are taken. The minimum acceptable insulation resistance reading on the main stator winding to allow you to proceed with running the generator is:
10 Ohms
10 000 Ohms
10 000 000 Ohms
1000 Ohms
Consider a vessel with a 6 cylinder main diesel engine operating with one cylinder out of operation. What would you expect to be the approximate maximum reduced engine load to allow safe emergency operation in this condition?
Approximately 70 % of MCR
Approximately 30% of MCR.
Approximately 90 % of MCR
Approximately 50 % of MCR
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.
Before each cargo tank is crude oil washed (COW) the oxygen content must be determined at?
A point 1 metre below the deck and at a point 2 metres above the bottom..
A point 1 metre below the deck and at the middle level of the ullage space.
A point 2 metres below the deck and at the middle level of the ullage space.
Who is responsible to ensure that all personnel on board are provided with suitable Personal Protective Equipment where it is needed?
The Company/ employer
The Head Department
The safety officer
The Master
During an unmanned period on a UMS vessel the "low water level" alarm for the jacket cooling water system expansion tank activates. What action would you take as duty engineer?
Answer the alarm and adjust the alarm set point for the water level in the expansion tank before resuming unmanned operation.
Answer the alarm then block the alarm function for later action and resume unmanned operation.
Answer the alarm then block the alarm and change to manned engineroom condition.
Answer the alarm, top up the tank and check the system for leakage before resuming unmanned operation.
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?
This circuit consists of a voltage source V, a change-over switch S, a resistor R and an inductor L. The voltage/time figures 1 to 4 show possible changes in the voltage V(L) 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 4
Figure 2
Figure 3
Figure 1
You are loading a cargo of Vinyl Acetate Monomer to several tanks on board. Tank 6 centre is about to finish and the next tank to load is 2 centre. How will you operate the valves to achieve this change-over?
I will close the valves for tank 6 centre when the required ullage is reached and then open the valves for 2 centre.
When the required ullage is reached in tank 6 centre, I will close the manifold valve, then close the tank valves for that tank. I will then open the tank valves for 2 centre and finally open the manifold valve again. (Using the manifold valve to control the flow avoids any pressure-surge in the shore line).
I will open the valves for tank 2 centre and then close those for 6 centre, as the required ullage is reached.
I will stop loading cargo when tank 6 centre reaches its required ullage and close the valves to that tank. I will then open up the valves to tank 2 centre and resume loading cargo.
On a General Cargo vessel, the placards and labels on containers and pallets containing dangerous goods (IMDG Cargo) must be marked with what information ?
IMO Class, UN Number
Number of individual pieces of cargo
UN number
Weight and volume
In the figure, which letter indicates what is known as "mooring bits"?
The mooring bits are indicated by B, in the figure
The mooring bits are indicated by C, in the figure
The mooring bits are indicated by D, in the figure
The mooring bits are indicated by A, in the figure
What gives the condenser pressure in a 1 stage direct cooling plant?
It is the seawater temperature that gives the condenser pressure in a 1 stage direct cooling plant.
It is the cargo temperature in the cargo tank that gives the condenser pressure in a 1 stage direct cooling plant.
It is the seawater flow in the condenser that gives the condenser pressure in a 1 stage direct cooling plant.
It is the cargo vapour temperature that gives the condenser pressure in a 1 stage direct cooling plant.
What is the output shown on the "Rate of Turn" display fitted on the bridge?
The Rate of Turn indicator shows the rudder angle applied by the helmsman to turn the ship.
The Rate of Turn display shows the turning speed the vessel is swinging in degrees per second
The Rate of Turn indicator shows the changing angle of the vessel from the meridian
The Rate of Turn indicator displays the rate the ship is swinging in degrees per minute
What is characteristic of Cotton Seed Cake?
It is susceptible to tainting if stowed near odorous goods
It is unaffected by moisture
It does not require ventilation
Dunnage is not required for cargo stowage purposes
On a General Cargo Vessel cargo is be secured using turnbuckles (bottlescrews) and wires; what is the minimum number of bulldog grips that should be used to attach wires to turnbuckles ?
A minimum of three
A minimum of four
A minimum of two
One only is required
Many lamb product cargoes are carried at sea. Most of these are temperature sensitive. Which is the odd one out from the options given?
Tallow.
Carcass lamb.
Lamb offal products.
Chilled lamb.
The instrument air system is suffering from excess water carry over to the instrument air lines. The air intake to the compressor has very high humidity. Which of the actions given in the options will most likely result in reducing this problem?
Use an additional coalescer filter in the inlet to the instrument air filter system.
Shorten the time between automatic receiver drain blow downs.
Reduce the superheat setting on the instrument air refrigeration/dryer unit.
Increase the cooling water flow through the compressor intercooler and aftercooler.
Your ship is loading at a Single Point Mooring. You are the rating on duty. Which of the following areas will you monitor continuously throughout your watch?
Forcastle head / manifolds / maindeck
Pump room / engine room / Cargo Control Room
Accommodation ladder / Radio Station / Poopdeck
Bridge / Cargo Control Room / Poopdeck
Skin contact with liquid methane can result in severe frostbite. Assuming a crewman's hands have been frostbitten due to exposure to liquid methane, which of the given options would be an appropriate initial first aid action?
Place the victim's hands in his bare armpits
Keep the victim's hands uncovered to allow the fresh air to warm and dry them.
Rub the victim's hands vigorously.
Place the victim's hands on or very close to a hot surface.
If conditions permit, which is the best way to board a liferaft which is floating close to the ship?
Wearing a lifejacket, jump into the water close to the raft and then swim to it
Jump onto the raft itself
Jump into the water close to the raft, without a lifejacket, as this will make it easier to swim and board the liferaft
Use a rope ladder close to the raft to climb down and board
Did he study the contract in every detail before he signed it?
Of course he did, because he had to make sure that he could return home again.
No, he merely tried to be put ashore for medical treatment.
No, despite the fact that he promised to carry out several duties.
Yes, he wanted to see that everything was according to agreed terms.
Jim
g
d
a
h
Conventional reefer vessels are usually designed with fine lines and large flared bows. Consequently, in adverse weather conditions, especially from forward of the beam, the navigating officers need to be mainly aware of which of the given options?
This type of vessel is prone to large hull deflections which may result in structural damage.
That the main engine governor may not be effective when the vessel pitches heavily.
That the bow is ideal for keeping the forward decks dry and clear of water.
That the vessel design means that high speeds can be maintained and the perishable cargo can be delivered in good condition.
Where should a container containing Calcium Hypochlorite be stowed?
Away from sources of heat
Away from cargo transport units containing class 6 IMDG cargoes
Under deck
Away from the centreline of the ship
When preparing the hold of a bulk carrier for cargo when that hold has previously been ballasted, which of the following must be checked
The ballast lines must be blanked off and the bilge lines opened and tested
Previous cargo swept out
The heating coils fitted
Paint coating re- painted
The pressure delivered by a gear type fuel oil transfer pump suddenly reduces from 5 bar to 4 bar during transfer. From the options given, select the most likely cause of this occurrence.
The oil tank from which the oil is being transferred is empty.
The pump drive has sheared.
The pump gears and casing have become worn.
Part of the pump relief/recirculation valve spring has broken off allowing the valve to open further.
What is the minimum number of lifebuoys that shall be provided with self-igniting lights an self-activating smoke signals?
50% of the total number of lifebuoys
At least 1
2
4
Is it required to have supplementary emergency electric lighting on board passenger ships?
No, passengers should bring their own flashlights
No, reflective marking indicates the escape routes
Yes, all passenger public spaces and alleyways shall be provided with supplementary electric lighting
A stevedore is working in a cargo hold of a bulk carrier while completing discharge of a concentrate cargo. What possible assumptions could be made if the stevedore appears to be taken ill?
Assume problem due to lack of oxygen and/or toxic gas and rescue with self-contained breathing apparatus
The foreman stevedore will deal with this situation
Immediately enter space and give first aid
Assume possible heart attack and give CPR
The centre cargo tanks on your ship are made of stainless steel, while the wing tanks are made of mild steel with a zinc coating. Your ship is to load some Sulphuric Acid. Which tanks will it be loaded in?
It can not be loaded into any of the tanks on the ship.
Only the stainless steel centre tanks.
Only the zinc coated wing tanks.
Both the stainless steel centre tanks and the zinc coated wing tanks.
How often shall watertight doors in main transverse bulkheads which is in use at sea be operated (tested)?
Every two weeks
Every month
Daily
Weekly
You are in charge of discharging and crude oil washing. What is the maximum allowed oxygen level measured in the middle of the ullage space in a tank during crude oil washing? (IMO Reg)
10%
8%
3%
5%
Which of the following measurements will include a D/P transmitter in the control-loop
Oil mist
Smoke indication
Temperature
Pressure
The buoyancy forces upwards act at what part of the hull?
All over the underwater volume.
Along the keel.
At the centre of gravity (G)
At the centre of buoyancy (B)
Which of the following statements is generally true in relation to inert gas systems for LNG carriers?
Most LNG carriers use the boiler exhaust as the main source of inert gas for cargo spaces as well as interbarrier and hold spaces.
Most LNG carriers have Nitrogen generators capable of providing all of the inert gas requirements for cargo spaces as well as interbarrier and hold spaces.
Most LNG carriers have a combustion type inert gas generator for the cargo tanks and a Nitrogen supply or generator for interbarrier and hold spaces.
Most LNG carriers do not have inert gas facilities fitted onboard and rely on shoreside installations to provide inert gas as required.
What action should be taken if the boiler water tests show that the pH-value in the boiler water is slightly over 11.5?
Blowdown the boiler and Increase the dosage of boiler water treatment chemicals.
No action is required this is the normal level.
Raise the boiler water level above normal to dilute the contents.
Blowdown the boiler and decrease the dosage of boiler water treatment chemicals.
A bulk cargo of steel coils is loaded and a number of the coils are noted by the Chief Officer to be rusted; what must the Master ensure?
Steel coils to be discharged
Clause the Bill of Lading with the reference numbers of the rusty coils and so make the Bill of Lading a "dirty" Bill.
No action needs to be taken.
Cargo temperatures measured on voyage
When loaded to what depth can bulk carriers constructed after 1 July 1999 withstand flooding of any one cargo hold?
The Tropical loadline
The Winter North Atlantic loadline
The Winter loadline
The Summer loadline
You have just completed washing a stainless steel cargo tank, following discharge of a cargo of Isobutylamine. You have washed the tank with warm salt water. What will you now do to prevent damage to the stainless steel?
Rinse the tank with cold salt water.
Rinse the tank with fresh water.
Vent the tank immediately.
Turn the heating coils on to dry the tank as quickly as possible.
A 5V dc source has an internal impedance of 0.2 ohms. When a load of 2.3 ohms is applied what voltage will be measured at the source terminals?
4.8 V
4.6 V
5.0 V
5.2 V
High level and high-high level alarms must be tested at the tank for proper operation within 24 hours of the start of cargo transfer. What acceptable alternative is there to this requirement?
There is no alternative to this requirement. The test must be conducted at the tank location and the audible and visual alrams sighted. The results must be logged accordingly.
That a programme of maintenance, including selective function tests, exists within the vessel's Planned maintenance System, provided all such level alarms are tested at least once within a period of three months.
That a function test is carried out on completion of cleaning operations following discharge.
That a function test is carried out by means of an automatic self-test and circuit monitoring facility within the alarm system.
LNG cargoes are carried at temperatures well below ambient conditions. Which of the statements given in the options best describes how the low temperatures which are necessary are maintained during a normal loaded voyage?
The cargo tanks are fully insulated.
Most LNG carriers are fitted with reliquefaction plants.
The cargo tank pressures are maintained below atmospheric conditions.
The cargo tanks on LNG carriers are made of very thick metal.
What do we mean by purging a cargo tank?
To purge a cargo tank means that we liquid free the tank with hot gas.
To purge a cargo tank is to load cargo into the tank.
To purge a cargo tank is to change the vapour phase either with cargo or neutral atmosphere.
To purge a cargo tank means that we blow air into the tank.
When a submerged centrifugal cargo pump is being run at too high a speed during discharge of a viscous cargo, the pump may start racing, causing a heat build-up around the suction, possible localised solidification of the cargo and consequent damage to the pump. What term is applied to this problem?
Synthesis.
Cavitation.
Aggregation.
Gravitation.
A ship is sub-divided by thermal and structural boundaries to:
Contain and extinct any fire in the space of origin
Divide the officers and crew living quarters
Separate the air conditioned and non air conditioned spaces in the accomodation
Separate crew living quarters from machinery spaces
What action should be taken if a purifier starts to vibrate heavily during normal operations?
Leave the purifier running and check it again after its next scheduled sludge cycle.
Stop the purifier and then restart it
Change the flow rate.
Stop the purifier immediately. Check the machine for fouling or mechanical damage. Do not restart until cause is identified and fault rectified.
Data loggers are a vital part of the temperature control and monitoring system on a reefer vessel. In a situation where the data logger fails several days before the end of the voyage it is still necessary to maintain control of and monitor cargo temperatures. How could an accurate, portable thermometer be used to the best effect, to achieve this, in such a situation?
Use the thermometer to maintain the delivery air settings as they were prior to the data logger breaking down.
Use the thermometer to check the pulp temperature by entering the cargo space and placing it in the centre of the stow.
Use the thermometer to check and control the delivery air temperature by inserting it in the delivery air ducting close to the evaporators.
Use the thermometer to check and control the return air temperature by holding it in the return air space on top of the cargo.
What is the most important consideration when planning the lashing system for a particular sea route on a General Cargo Vessel?
Encountering heavy weather
Transverse accelerations
The breaking strength of lashing materials
The size and weight of general cargo items to be loaded
Due to the safety of the ship its crew and passengers it is only permitted to ……… in designated areas onboard
ead magazines and newspapers
Use mobile telephones
Drink
Smoke
What means of communication shall be provided to each member of the fire patrol?
A two-way portable radio
A mobile telephone
Telephones in public spaces
Emergency telephones and Public Address system
What factors do you consider as important before mooring a vessel?
Use of proper Personal Protective Equipment, Mooring stations should have effective hazard markings/ hazard highlighting, Stay clear of mooring ropes/wires, Be aware of Snap-back Zone, Proper procedures
Use of proper Personal Protective Equipment
Use of proper Personal Protective Equipment and be aware of Snap-back Zone
Use of proper Personal Protective Equipment, Well maintained mooring equipment, Make sure the area is tidy and clean, Mooring stations should have effective hazard markings/ hazard highlighting, Stay clear of mooring ropes/wires, Be aware of Snap-back Zone, Proper procedures, Effective communication
Why is it necessary to use the vacuum pump after major overhaul of the reefer system?
In order to reduce the pressure in the system before start-up.
Not necessary.
To evacuate air and water out of the system in order to prevent problem during operation.
To make underpressure in the reefer system in order to get the freon liquid easy back to the system.
Where will you find instructions on how reduce or control an oil spill during bunker operations on a General Cargo vessel?
In the company's safety manual
In the Shipboard Oil Pollution Emergency Plan (SOPEP)
In the oil record book
In SOLAS 74/88
While assisting the watchkeeper with routine cleaning of the fuel oil separator the watch rating is requested to clean the plate stack. Which of the options given is the preferred method for such a task?
With the plate stack in position fill the purifier bowl with clean diesel oil and quickly switch it on and off to wash the plates.
Soak the dirty plates in a solvent for an hour and then stand them on the engine room deck to drain off.
Soak the plates in a suitable solvent until all of the dirt has loosened off and wipe clean with rags.
Scrape the plates as clean as possible with a packing knife and then wash them with a high pressure water hose.
You have just completed discharge of a cargo of Iso-Butanol and are preparing for tank cleaning. The pumpman is going round the deck checking the cargo pump cofferdams for any leakage of hydraulic oil or cargo. What term is applied to this procedure?
Proving.
Stripping.
Venting.
Purging.
You are alongside, port side to, about to commence loading several grades of chemicals. The Duty Officer instructs you over the walkie-talkie to proceed to the port manifold and open the valve to 4 port line. When you get there, there is no hose connected to that line. What will you do?
Open the valve to 4 port line as instructed.
Report the situation back to the Duty Officer. Request clarification and confirmation of the instruction.
Take a look at the starboard manifold. There is a hose loop between 4 port and 4 starboard lines. Assume the Duty officer must have meant this side and open 4 port line on this manifold.
Although there is no hose connected to 4 port line, there is one connected to 3 port line. Assume the Duty Officer must have meant this line and open this valve instead.
According to the IMO Gas Codes, what are the maximum time intervals for sampling and analysing samples from the permanent installed gas detection system?
10 minutes.
45 minutes.
30 minutes.
20 minutes.
Two reference points for pressure exist, absolute zero and atmospheric pressure. What do you call pressures measured relative to atmospheric pressure?
Absolute pressure
Gauge pressure
Atmospheric pressure
Pressure drop
When considering the successful delivery of a perishable cargo, select, from the options given, the thing over which the carrier has least control.
Relative humidity in the hold.
Carriage temperature.
Gas content in the hold atmosphere.
Commodity condition.
What is likely to happen if a randomly hose is used for gas measurement?
The hose will most likely absorb hydrocarbon gases.
Nothing in particular.
The hose won't fit the indicator inlet ports.
The indicator will malfunction.
When loading a static accumulator oil, which of the following is a standard precaution applied to eliminate the risk of explosion through electrostatic charge in the tank?
No metallic sampling devices over 2 litres capacity should be permitted on the cargo deck at any time, unless thoroughly cleaned beforehand with soapy water
No metallic devices, such as those used for gauging and sampling, should be introduced into the tank during loading and for 30 minutes after completion of loading
No rubber containers over 1 litre capacity, such as those used for sampling, should be introduced into the tank between completion of loading and for 10 minutes after that time
No plastic, or plastic coated devices, such as those used for sampling or gauging, should be introduced into the tank unless bonded, at any time
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.
A mixed cargo of hard frozen products is to be loaded in layers into one deep cargo space on a conventional reefer vessel. The products are steel drums of frozen orange juice, frozen meat in cartons and frozen beef hocks in muslin. What would be the best position for loading the drums of orange juice?
In the middle layer.
In the bottom layer.
Since all the cargo is hard frozen it doesn't matter which layer the orange juice is loaded.
In the top layer.
The wooden hatch gratings (Warkhaus boards) use on the deck of some conventional reefer vessels can become badly damaged during cargo operations, particularly when forklift trucks are being used. Which one of the actions given in the options is the most appropriate to take when considering repairs to these gratings?
Cut a new board into small pieces to repair as many damaged boards as possible.
Use heavy plywood or strong timber to make the repairs.
Use a whole new board whenever possible to achieve the greatest strength.
Use boards that have been previously removed and repaired.
The first step in completing an SSA is to:
Develop an onboard security survey checklist
"Identify the key shipboard operations, systems, areas and personnel that are critical to protect."
List the existing security measures.
Create a list of potential motives for security incidents against your ship.
What is the first thing you are doing when having a lifeboat drill?
Swing out the davit.
Put on the life jacket
Wait for order
Enter the lifeboat.
Данный онлайн-тест состоит из 90 случайных вопросов из тестов CES 5.1 по выбранной вами тематике.