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Головна Онлайн-тести CES Chemical tanker Deck Support Test online CES 5.1 for Deck department, Support level, Chemical tanker vessel
Онлайн-тестування: Test online CES 5.1 for Deck department, Support level, Chemical tanker vessel
Виберіть режим роботи з тестом:
Навчання
Онлайн-тест
Опис
Тест складається із випадкових питань з обраної теми.
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Inmarsat Telex Service code ‘31’ can be used:
to ask for ‘maritime inquiries
when the coast-station is disfunctional
when technical problems are experienced with the Inmarsat terminal
Don't know
For a DSC-connection (no ‘distress alert’) with another vessel the following frequencies are used:
TX: 2187.5 kHz RX: 2187.5 kHz
Tx: 2187.5 kHz RX: 2182.0 kHz
TX: 2189.5 kHz RX: 2189.5 kHz
TX: 2177.0 kHz RX: 2177.0 kHz
With an increase in temperature the volume of flammable and combustible liquids :
Remains constant
Contracts
Remains constant if pressure remains constant
Expands
Who shall notify the cleaning up contractor (OPA-90)
The shipowner
The Master
Emergency response team
Qualified Individual
What would be the correct definition of the term "Squat"?
Squat is the reduction of underkeel clearance due to increase of water flow under the keel and an increase in the water pressure
Squat is the reduction of underkeel clearance of a ship when it moves through shallow water due to a reduction in water pressure.
Squat is the loss of effectiveness of the rudder and propeller as a ship moves through shallow water due to the reduction of water pressure.
Squat is the reduction of underkeel clearance and the possible change of trim of a ship when it moves through shallow water due to a reduction in water pressure.
The OOW is expected to double-check the whole voyage plan?
Yes
No
Only the coastal part
Only if no ECDIS is used
What is important to check when transferring a position from GPS to a chart?
Reading the position correct
Plotting the position correct
Make sure that the chart and the GPS use same datum
Make sure the map is updated
As per SOLAS regulations, the general emergency alarm system must be tested:
Every 3 weeks
Every week
Every 2 weeks
Every month
Which of the following precautions should be taken when work is to be carried out on the radar scanner unit on the mast?
Only the electrical fuses for the radar undergoing repairs needs to be removed, allowing the ship to retain a workable radar
Only the electrical fuses for the scanner motor needs to be removed.
A "Not to be used" sign on all radars and fuses for the complete radar systems to be removed
A sign needs to be attached to all the radars warning the bridge officers of repairs and the fact the radars are "Not to be Used"
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.
You are crude oil washing tank 1C tank. The duty deck officer reports that the oxygen reading in the tank is 9%. What should you do ?
Carry on with the washing until you have checked the inert gas plant is fully functional.
Carry on with the washing but attempt to lower the oxygen level to less than 8%.
Stop the washing process and do not resume until the oxygen content in the tank is below 2%.
Stop the washing process and do not resume until the oxygen content in the tank is below 8%.
Why do blunt knives cause accidents?
Because they will need to be held at a more shallow angle when cutting.
Because the blunt edge will contain grease particles.
Because they require more pressure to be used and are more likely to slip.
Because the handles are more likely to be loose.
What is the purpose of the deck water seal on the deck of an oil tanker?
To prevent the passage of petroleum gases back to the machinery spaces.
To automatically compensate for temporary fluctuations in inert gas pressure within the cargo spaces.
To provide a second washing cycle to inert gas.
To automatically adjust the inert gas flow.
What is the necessary protection when you are rust chipping with air tools?
Gloggles and ear protectors
Protective clothing, safety shoes, earmuffs
Gloves, goggles, earmuffs
Protective clothing, safety shoes, gloves, goggles, earmuffs.
The DoS addresses the responsibility for the security of the water around the ship and the verification of increased threat levels.
TRUE
FALSE
.
Where do you find detailed information and specific technical requirements for life-saving appliances?
SOLAS
Life-Saving Apliance Code (LSA Code)
ISM Code
Safety Management System
What information should be displayed on a Fumigated Container?
The date of manufacture of the container
The proper name of the fumigant and the date it was applied
The trade name of the fumigant and the date it was applied
The last container inspection date
What is the definition of "vapour"?
It is the weight per unit volume in vacuum
A gas which the molecules escaping from the free surface.
A gas which vapours of different ingredients will exist independently.
A gas which can be liquefied at the temperature concerned.
What is shown in the attached image?
The attached image shows derricks
The attached image shows deck cranes
The attached image shows grabs attached to deck cranes, during cargo opertions
The attached image shows grabs attached to derricks, for cargo opertions
What action would you take if the performance of a plate type heat exchanger was falling off even though flow rates and pressures of the primary and secondary fluids were normal?
Iincrease the flow of both fluids.
Clean the heat exchanger.
Add some more plates to the exchanger.
Increase the pressure of both fluids.
During inspection of a cylinder of a large slow speed diesel engine it is noted that there are hard deposits around the upper part of the piston crown above the top ring groove and also some evidence of scuffing on the liner wall. From the options given select the one which is the most likely cause of this problem.
The piston cooling is inadequate causing overheating.
The fuel oil being used has too high a sulphur and ash content.
Insufficient cylinder oil is being supplied.
Cylinder oil with TBN to great for fuel grade is being used.
You are proceeding up a river, with berths on both banks. You see this flag hoist on a vessel moored on a berth ahead. What does it mean?
My engine is disabled.
Caution! I have an anchor down.
You should proceed at slow speed when passing me.
I am about to depart the berth.
Most medium and high speed engines for marine use operate on the four stroke cycle and use direct admission of compressed air into the cylinders for starting purposes. During which part of the cycle does start air admission normally take place?
The first part of the air induction stroke.
The latter part of the expansion (power) stroke.
The latter part of the expansion stroke.
The first part of the expansion (power) stroke.
If normal cool down rate has been complied with, what should the temperature at the primary insulation and the secondary barrier be?
-120C and -100C.
-100C and -80C.
-130C and -120C.
-140C and -130C.
In a closed loop control system the error signal is derived from which of the following?
The tolerance of the feedback sensor
The process and the feeedback sensor
The demand and the feedback signal
The process and the demand
What should the Third Officer do, if he finds something missing from a lifeboat?
If he finds something missing from a lifeboat, the Third Officer should notify the Chief Officer
If he finds something missing from a lifeboat, the Third Officer should replace the missing item
If he finds something missing from a lifeboat, the Third Officer should search for the missing item
If he finds something missing from a lifeboat, the Third Officer should make a note of it in the lifeboat register
A new gasket has been fitted to the manhole cover of a ballast tank. Which of the options given would be a suitable test that the new gasket is correctly fitted?
Carry out a hose test on the manhole cover.
Carry out an air pressure test on the ballast tank.
Fill the tank with water up to capacity.
Fill the tank with water until it overflows through the air vent.
What is polymerisation?
Polymerisation is when molecules of two or more different units link together and a new unit is created.
Polymerisation is when we producing paint.
Polymerisation is when molecules split up from each other and new units are created.
Polymerisation is when molecules of a particular compound link together into a larger unit containing from two to thousands of molecules.
You are going to overhaul a centrifugal pump in accordance with the PMS. The pump is running under optimal conditions and normally operated. Which of the following parts are expected to deteriorate during normal operation and thereby be due for renewal?
The impeller and the impeller fastening nut.
Ball bearings on the pump shaft, and wear rings on pump housing or impeller.
The distance pieces.
The shaft itself .
On a Container vessel, who is responsible for the safe lashing and securing of containers?
The chief officer
The duty officer
The cargo surveyor
The master
An airway should be used when
The patient is breathing on his own but is doing so with great difficulty
The patient has stopped breathing
Patient has injury in the mouth
The patient is unconscious
Approximately how many days will fresh cucumbers usually last in cold storage?
28 days
1day
4 days
18 days
Prior to arrival at a US port from a foreign port, the USCG requires:
24 hour notice of arrival
48 hours notice of arrival
96 hours notice of arrival
72 hours notice of arrival
Why does the Chief Mate have to reorder the cargo plan?
The wheels of hatchcover No. 7 came out off their tracks
Hatchcover No. 7 cannot be opened due to a defect in the hydraulic pump
Hold No. 7 is already loaded by the company ashore
The cadet disappeared with the cargo plan
After carrying petcoke why would the discharge of cargo hold washing have to be restricted?
Because the cargo residue may not pass through the ship’s bilge system
Because the cargo hold washing would constitute an Oily Mixture
Because the cargo hold washing would constitute a Marine Pollutant
Because the cargo residue may damage the ship’s bilge system
Your ship has its main entry door from the maindeck on the starboard side, a few metres back from the front of the accommodation. It is also the closest emergency exit from the ship's offices and the crew mess-room in the event of an emergency. You are about to commence loading several grades of chemicals. There are no significant security concerns. What should happen to the door?
It can be open, provided the wind is blowing away from the accommodation.
It should be closed and locked.
It should be open in case an emergency occurs.
It should be closed, but not locked.
What is the correct name of the tool in the sketch?
Padlock
Monkey wrench
Chisel
Pliers
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.
Which of the following is a summary of the tank cleaning requirements for a category "X" substance on a chemical tanker constructed after 1st January 2007?
Strip to 75 litres / 12 miles from land / 25 metres of water / minimum 7 knots, proceeding en route.
Prewash for solidifying or high viscosity substances / strip to 75 litres / 12 miles from land / 25 metres of water / minimum 7 knots, proceeding en route.
Prewash / strip to 75 litres / 12 miles from land / 25 metres of water / minimum 7 knots, proceeding en route.
Prewash / strip to 100 litres / 12 miles from land / 25 metres of water / minimum 7 knots, proceeding en route.
Recording the pulp temperature of fruit at all stages of the transport chain provides a valuable record of the status of the product. Which of the procedures given in the options should be adopted by a deck officer when dealing with the fruit?
After taking the pulp temperature the individual piece of fruit should be retained in the space with other specimens that have been used
After taking the pulp temperature the individual piece of fruit should be discarded as the specimen used will usually spoil rapidly.
It does not matter whether or not the specimen is left in the cargo space as the carriage temperature will preserve it.
After taking the pulp temperature the individual piece of fruit should be returned to the carton of fruit from which it was sampled
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
Which of the following detectors will you use for sensing if a watertight steel door is closed or open?
Proximity switch
Synchro
Strain gauge
Transducer
What principle of measurement is the viscosity controller usually based upon?
measurement of flow
measurement of temperature
measurement of two different temperatures
Measurement of differential pressure
Which statement is correct for a fire door class "A-60"?
Class "A-60" fire doors shall prevent the passage of smoke and flame and the average temperature of the unexposed side shall not rise more than 180 degrees Celsius within 60 minutes
Class "A-60" fire doors shall be capable of preventing the passage of flame for minimum 60 minutes
Class "A-60" fire doors must be closed within 60 seconds
It is a requirement to keep class "A-60" fire doors closed for minimum 60 minutes
The sign on the image indicates:
Location of lifebuoy with self-igniting light and self-activated smoke signal
Rescue zone
This is the location where you should operate pyrotechnic equipment (Buoyant smoke signal, hand flares and rocket parachute flares) In case of an emergency
Location where you should throw lifebuoys in case a man- over-board situation occurs.
How is ‘Allowable Use Strength’ (AUS) calculated, for applying cargo lashings in the transverse direction?
Transverse accelerations, taken from the CSS Code, multiplied by the vessel’s natural roll period
Vessel’s moulded breadth divided by a factor of safety, taken from the CSM, multiplied by weight of cargo item
Width of cargo hold divided by a factor of safety, taken from the Cargo Securing Manual (CSM), multiplied by weight of cargo item
Transverse accelerations, taken from the Cargo Stowage and Security (CSS) Code, divided by 7 multiplied by weight of cargo item
What does not apply to the carriage of timer deck cargoes?
The International Tonnage Convention
The Code of Safe Practice for Stowage and Securing of Cargoes
The International Convention on Loadlines
SOLAS 74/78
What is the legal requirement in respect of Material Safety Data Sheets for cleaning chemicals that are used on chemical tankers?
There is no requirement for MSDS for cleaning chemicals. The requirement refers only to Noxious Liquid Substances carried as cargoes.
MSDS must only be supplied for cleaning chemicals that have a significant health or flammability hazard. No MSDS is required for detergents or other light, non-hazardous products.
MSDS must only be supplied for cleaning chemicals when the quantity carried of any individual product would, if used all at once, present a significant pollution hazard,
MSDS must be displayed on board for every cleaning chemical in use.
When washing a cargo hold of a bulk carrier prior to loading a cargo of steel products, why is the space washed down with salt water and then fresh water?
To maintain safe access by hold ladders
To assisting in drying the hold space
To prevent damage to paint coatings
To remove all traces of salt that would possibly contaminate the cargo if water drops onto the cargo
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.
Which cleaning agents for machinery space are important to use due to the oily water separators function?
Any kind of chemicals.
No kind of chemicals.
An emulsification agent.
A non-emulsifying agent with self splitting emulsifiers.
What is the name of the simplest hydrocarbon composed of one carbon atom and four hydrogen atoms?
Methane.
Propane.
Ethane.
Pentane.
This graphical symbol is a logic gate with truth table. Which gate?
NOR
AND
NAND
OR
A High Breaking Capacity fuse found in a Main High Voltage Switchboard will have fault level rating of ?
4000A
400A
40 kA
40A
The upper airway consists of:
Mouth, throat and lungs
Mouth, nose and throat
Mouth, nose and lungs
Mouth, throat and trachea
"Protective discrimination" means the progressive grading of sizes or tripping times of:
Generators and motors.
Line fuses and overcurrent relays
Magnetic and thermal current transformers.
440 V and 220 V transformers.
How many lifejackets are required in a passenger cabin?
Twice the number of beds in the cabin
At least 2
None, they will be handed out at the muster station
Same number as beds in the cabin
What do you understand by the order: "Move the pilot ladder to the other side"?
Move the pilot ladder to the other side, means: to shift the pilot ladder to the opposite side of the ship.
Move the pilot ladder to the other side means: to change the position of the pilot ladder from the main deck to the fore deck.
Move the pilot ladder to the other side means: to rig another pilot ladder
Move the pilot ladder to the other side means: to move the pilot ladder further along nearer to the bow.
It is common practice to connect a resistor is connected over an alarm contact (see diagram) in many applications. Why is this connection used?
To stabilise power consumption.
To avoid sparks on the contacts when opening and closing.
Enable measuring the total resistance of the circuit.
To monitor the cable/wires for break.
What is the maximum design working pressure for an Independent Type A cargo tank as may be used for the cargo containment system of a fully refrigerated LPG/Ammonia carrier?
Atmospheric pressure.
18 bar gauge pressure.
0.7 bar gauge pressure.
2 bar gauge pressure.
Where shall you be able to activate the ship security alert system on board ro-ro passenger ships?
Navigation bridge
From the navigation bridge and in at least one other location
Captain's office
Captain's- and Chief Officer's office
In many cases the ship's Chief Engineer can carry out survey of machinery on behalf of a Classification Society under arrangements covering Continuous Surveys. As part of this arrangement a Surveyor from the Classification Society must carry out a periodic audit of the documentation for the approved planned maintenance system and undertake a confirmatory survey of the items surveyed. What is the normal frequency for this audit?
Bi-annual.
Annual.
Every 4 years.
Every 5 years
How often shall watertight doors in main transverse bulkheads which is in use at sea be operated (tested)?
Daily
Every month
Every two weeks
Weekly
With the exception of some citrus fruits and bananas, fruit is usually pre-cooled to the required carriage temperature prior to loading on a reefer vessel. In order to protect the cold chain, and to maintain the temperature of the fruit, a minimum exposure time to ambient conditions during loading is necessary. What action should the deck officers take during loading to achieve this minimum exposure time?
Close the hatches and apply cooling to the cargo already loaded during any break in cargo operations that exceed 30 minutes.
Request that the stevedores work faster to minimise loading time.
Close the hatches for any break in cargo operations that exceed 60 minutes.
Close the hatches and apply cooling to the cargo already loaded during any overnight break in cargo operations.
What is the correct way to obtain a reduced capacity with a centrifugal pump?
Throttling of delivery valve
Throttling of suction valve
Adjust the relief valve
Open the priming line
Liquefied gas carriers and terminals must each have an Emergency Shut-Down (ESD) system. In the event of an emergency during loading which is normally the preferred order of operating these emergency shut down systems?
Operate both ESD systems together, simultaneously.
Operate the ship ESD system first.
Operate the terminal ESD system first.
There is no preferred order of operation for these systems.
A vessel is scheduled to enter a SECA during a forthcoming voyage? What additional considerations must a Chief Engineer take into account when planning for this voyage?
That all garbage is fully disposed of prior to entry into the SECA and suitable arrangements are made for retention while in the SECA.
That there is sufficient room in the bilge holding tank to ensure no discharges of machinery space bilges takes place while the vessel is in the SECA.
That the incinerator is shut down for the duration of the time the vessel is in the SECA.
The availability of low sulphur fuel and the change over time required to ensure the system is clear of normal fuel prior to entry into the SECA.
The HP discharge valves of a 2 stage air compressor suffer from build up of carbon deposits even though the correct maintenance is carried out on them. What is the most likely cause of this problem?
Water in the compressor lubricating oil.
Worn scraper and piston rings.
Compressor cooling water temperature too low.
Ineffective air intake filter.
At what time should lashings be released?
As soon as the weather conditions are favourable, lashings can be released.
Lashings should not be released for unloading before the ship is secured at the berth, without the Master's express permission.
The crew can release lashings prior to arrival to avoid any delays.
Lashings should be released when the ship enters enclosed waters.
Why is it important to remove all traces of salt after washing the cargo holds of a bulk carrier?
Because salt will contaminate the next bulk cargo
If not done, surveyors at the load port will be unable to properly inspect the cargo holds
Because salt encourages the corrosion of steelwork
To prepare the steelwork for painting during the ballast passage
The most effective way to combat the threat of drug smuggling is to?
Organize crew into pairs and conduct weekly searches of the ship.
"Combining routine, but irregular searches of the ship with spontaneous targeted searches."
"Perform routine, but irregular searches using teams of two or more personnel from the same department."
Perform spontaneous targeted searches using teams of two or more personnel from the same department.
The Chief Engineer tells you to carry out Hot work on deck. What kind of permit do you need?
Cold work permit because the work will be carried out on open deck
Work permit
Hot work permit
No permit is required as long as the work shall be carried out on open deck
What term is applied to solid foods, commonly vegetables, that have been mashed and stirred until smooth?
Minced.
Paree.
Clarified.
Puree.
You have just loaded a cargo of Toluene and are about to clear the lines into the ship. What particular hazard must you be aware of with this product?
It is a carcinogen but has a relatively high odor threshold value. Personnel may not readily detect any vapour that is ejected through the vent risers and should therefore use filter masks while this operation is in progress.
It is a static accumulator and settling time must be allowed before gauging.
It has a relatively high freezing point and additional line blowing will be required to ensure the vessel's lines are completely clear.
It has a relatively low density. Tanks which are close to maximum filling are especially liable to overflow during the line clearing operation unless the flow of blowing medium is strictly controlled.
Which of the following cargoes must be maintained at the highest temperature when carried on a chemical tanker?
Acetic Acid.
Propylene Oxide.
Phenol.
Caustic Soda solution.
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.
The turbocharger on a diesel engine is surging and making occasional, loud "whoofing" noises. Which one of the options given is the most probable cause of this?
Engine on bridge control.
Rapid changes in engine load due to rough sea conditions.
Exhaust system recently cleaned.
Air leakage from scavenge receiver.
Liquefied gas is, by IMO, divided in to different groups. What is the criterion for this division?
The hydrate formation.
The boiling point, chemical bindings, toxicity and flammability.
The nitrogen and other hydrocarbon containment.
The gas pressure.
On a Container vessel, which of the following is a Flammable Liquid, under the IMDG Code?
Any liquid with a flashpoint above 63 degrees Celsius closed-cup test
Paints, which emit flammable vapours up to and including 60 degrees Celsius closed-cup test
Paints, which emit flammable vapours above 60 degrees Celsius closed-cup test
Any liquid with a flashpoint between 60 degrees Celsius and 70 degrees Celsius closed-cup test
What should be done prior to loading cotton?
The cargo hold fire-fighting system should be thoroughly examined
Tank tops should be sheathed
The holds should be inspected for signs of previous cargo residues
The cargo hold ventilation system should be thoroughly examined
If you observe 2 vehicles having an accident on car deck during loading, what should you do?
Call the police
Report immediately to the loading officer
Call the security officer
Call the captain
What are the immediate duties of the bridge Officer of the Watch when the ship suddenly runs into a fog bank?
Commence sounding the fog signal and reduce speed to Slow Ahead
Commence sounding the fog signal and call the Master and wait for him to arrive before taking any further actions
Commence sounding the fog signal and if the radar indicates no echoes in the vicinity, proceed at the normal speed until ships are detected on the radar or until the fog lifts
Commence sounding the fog signal, engines on standby, call the Master and lookout, if not already on duty
What advantages does the radar have over the eye?
Subject to night adaptation
Simplifies the overview
Poor at assessing distance
Degradation through glare
When we are measuring salinity with a salinometer, the sensing device is:
Electrodes
Inductor capsule
Capacitance probe
Strain gauge
What is the best method for ensuring that the cylinder powers of a high speed diesel engine, fitted with a monoblock multi-cylinder fuel pump, are correctly balanced?
Measure the maximum pressure of each cylinder to check that they are equal.
Take a set of indicator cards using a mechanical indicator and calculate the cylinder powers.
Check the exhaust temperatures on each cylinder to see if they are equal.
Have the fuel pump phased and calibrated in a test workshop.
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.
What is the anticipated rolling period of a ship with a large initial Transverse Metacentric Height (GM) and would there be any associated dangers to consider?
Long slow roll and no particular hazards
Short sharp period of roll associated with breaking lashings and shifting cargo
Short period of roll, but a very stable ship and no associated dangers
Long period of roll with free surface effects at a maximum.
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.
How many rocket parachute flares are carried in each liferaft?
6
12
Nil
4
If Mouth - to - Mouth (M-T-M) ventilation by itself is unsuccessful and the casualty's heart stops, or has stopped beating, you must perform External Chest Compression (ECC) in conjunction with M-T-M. What is the complete rate when performing ECC?
Complete 10 compressions at the rate of 40 compressions per minute.
Complete 25 compressions at the rate of 75 compressions per minute.
Complete 15 compressions at the rate of 80 compressions per minute
Complete 20 compressions at the rate of 60 compressions per minute.
Даний онлайн-тест складається з 90 випадкових питань із тестів CES 5.1 з обраної вами тематики.