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Home Online tests CES Dry cargo MASTER / Ch-Officer Test online CES 5.1 for MASTER / Ch-Officer, Dry cargo vessel
Online testing: Test online CES 5.1 for MASTER / Ch-Officer, Dry cargo vessel
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The test consists of random questions on a selected topic.
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If a fire starts in the fuel tanks of a vessel, the fire will be …
Answer
Among the additives used to improve the effectiveness of water in the fight against fire there are the moisturing ones. What is the task they perform?
They reduce the surface tension of water
They protect the fuel with a thin covering that holds up the ignition
They increase the viscosity of water
They protect the fuel with a thin covering that holds up the ignition and they increase the viscosity of water
In case of a fire inside the Acetylene-line in the ac/ox gas welding equipment, what action is deemed necessary?
Close valves on Acetylene bottle(s).
Close Acetylene valve in the workshop.
Close Oxygen valve.
Close the valves on both the Acetylene and the Oxygen bottles.
In accommodation spaces, where must manually operated call points be located?
In messrooms, public lounges and other public rooms
In all crew and passenger cabins
In stairways and escape routes
At exits and in corridors
If you detect a fire on board the ship, dependent on the situation, which of the following actions is the first to be taken?
Call the officer on duty.
Check all nearby compartments for survivors.
Try to kill the fire immediately by use of fire-extinguishers or other adequate appliances.
Raise the fire alarm.
What are the main basic components of a portable extinguisher?
The container, the hose, the safety pin
The shooting nozzle, the seal, the safety valve
The container, the extinguishing agent, the impulsion system
The seal, the pressure gauge, the extinguishing agent, the safety pin
A drip tray containing oil is on fire. The only fire fighting equipment available is a water hose with single jet/spray nozzle. How, if at all, should you attempt to put out this fire using water?
Water should be applied to the oil in a single jet only
The water can be applied in a fine spray starting from the front in a sweeping motion
Water should be applied in a jet to the back of the fire
Water should not be used on any type of oil fire
*The temperature control system of the main engine crankshaft bearings indicates high temperature. What would be the correct way to open and check the crankcase?
Stop the engine immediately, stop the lube oil pump, and inspect the crankcase after 5 minutes
Stop the engine and open crankcase down immediately for inspection
Reduce the RPM to a minimum and open the crankcase doors carefully
Stop the engine immediately and keep the lube oil pump running for at least 20 minutes before opening the crankcase
What type of construction material should be avoided regarding fire protection purposes? (SOLAS II-2/2.2.3)
All plastic materials
All composite materials
All combustible materials
All uncovered wooden materials
Instructions for "Preparation for welding or hot work in cargo tanks" is laid down by the Norwegian Maritime Directorate. Which of the following requirements regarding welding or hot work corresponds to these instructions?
When the tank has been satisfactory cleaned.
Measuring of tank atmosphere shall be performed by one explosimeter.
When the tank has been satisfactory cleaned there shall be a 24 hour quarantene. Ventilation to be stopped and gas measuring to be carried out every second hour.
Ventilation from deck may only be carried out with the ship's inert gas fans.
What must be the first concern of the fire fighting team leader?
Fire prevention
Fire isolation
Fire fighting
Life saving
DSC-transmissions with the tele-command ’test’ can:
be sent by a VHF-installation on the DSC-distress channel
not be sent by VHF-installation
Don't know
be sent by a VHF-installation or the SAR-channel
The display of a radiotelephone-installation shows the following selections: Transmitting mode: H3E Transmitting frequency: 2187,5 kHz The transmitting mode indicator is “flashing”. This can mean that:
You are ready to press the send buuton
The radiotelephone-alarm signal must be transmitted now
The transmitting mode is not compatible with the chosen frequency
The “H3E”mode is to be selected before transmitting on the 2187,5 kHz band
Where should be located the VHF survival craft transceivers during normal operation of the ship ?
On the lifeboats
On the bridge
Near the liferaft
Near the gangway
The time indication 121310z means in maritime radio communication:
12th day, 1310 hours local time
Don't know
12th day, 1310 hours UTC
12th month, 13th day, 1000 hours UTC
A personal call means that:
Don't know
the applicant on board request the coastal station to bring about a conversation with a shore subscriber by means of a scrambler
the applicant on board request the coast-station to personally guard the conversation with the shore subscriber
the applicant on board wishes to have a conversation with a person whose name is known
How long must an Oil Record Book, documenting oil cargo operations, be retained on board after the last entry has been made?
Not less than 5 years.
Not less than 3 years.
It may be disposed of, or landed at the next port, following completion.
1year.
What is the correct way in approaching the SPM, taking the prevailing wind, current and waves into consideration?
As in example 4
As in example 2
As in example 3
As in example 1
You are to release the towing wire with forerunner. You have 3 men with you to do the work. How would you safely carry this out?
With manpower. Two men picking up slack and one man lifts off the eye and let go simultaneously
Use the winch. Forerunner and wire stopper to pick up the slack and stop the wire. One man operating each. Make the forerunner fast on the bit, releasing the eye of wire and the stopper, lower the wire easy by forerunner
Use the winch and forerunner to pick up slack. One man to release the eye, lowering the wire down by use of winch
After heaving on the wire by a forerunner, cut the forerunner and so let the wire free
Two synthetic fibre lines of the same size and material are run out and pretensioned at the berth. However one line (line A) is secured to a shore bollard twice as far as the other line (line B). If a sudden increase in wind now causes an extra load to come on the lines, the extra load will be shared by the lines as follows:
A will take 3/4 of the extra load. B will take 1/4 of the extra load.
A will take 1/3 of the extra load. B will take 2/3 of the extra load.
A will take 1/2 of the extra load. B will take 1/2 of the extra load
A will take 1/4 of the extra load. B will take the 3/4 of the extra load.
You are drifting in open sea with a loaded VLCC, and you observe that the drift is SSE. Will the drift direction be the same for ballast condition?
Yes, it will be the same
In ballast condition the drift will be more to the east
No, drifting in ballast condition may be quite different
Loaded or ballast conditions have no effect on the drift
What will the stopping distance of your ship be when proceeding with 5 knots and reversing to full astern?
The sea-trial tests may tell me, or else I can do a test myself to find out
The stopping distance is the same for all initial speeds
5 ship lengths
1500m
What shape of hull would you say a course unstable ship would have?
A ship with a length to beam ratio greater than 5.5
A ship with a length to beam ratio less than 5.5
A ship with a long, slim hull.
A ship with a length to beam ratio less than 7
When double banking whilst underway, it is preferable for one vessel to maintain steerage way in a constant direction while the other manoeuvres alongside it. During this period it is recommended that:
The wind and sea should be from abeam
The wind and sea should be calm
The wind and sea should be from astern or nearly astern
The wind and sea should be from ahead or nearly ahead
What is the status and function of a Panama canal pilot?
He is an advisor to the vessel's master
He shall have control of the navigation and ship handling.
He will take over all the responsibilities of the master on embarkation
He will be responsible for canal crew mooring gangs and use of locomotives during lock transits
A ship equipped to sail in sea area A2 has at least:
A MF radio telephony installation and MF radiotelex installation
A HF radio telephony installation
A MF radiotelex installation
A MF radiotelephony installation
Which of the following is the correct minimum carriage requirement for a ship of more than 300 gross tons and operating in area A:
1or 2 SART – 1 NAVTEX and/or 1 EGC receiver and/or 1 HF NBDP watch receiver – 2 or 3 VHF portable – 1 1 HF RT + DSC+ DSC watch receiver
1VHF RT + DSC+ DSC watch receiver – 1 or 2 SART – 1 NAVTEX or 1 EGC receiver– 2 or 3 VHF portable – 1 EPIRB – 1 MF RT + DSC+ DSC watch receiver – 1 INMARSAT A,B or C
1VHF RT + DSC+ DSC watch receiver – 1 NAVTEX or 1 EGC receiver– 2 or 3 VHF portable – 1 EPIRB – 1 MF RT + DSC+ DSC watch receiver – 1 INMARSAT A,B or C and 1 HF RT + DSC+ DSC watch receiver
1VHF RT + DSC+ DSC watch receiver – 1 or 2 SART – 1 NAVTEX and/or 1 EGC receiver and/or 1 HF NBDP watch receiver – 2 or 3 VHF portable – 1 EPIRB – 1 MF RT + DSC+ DSC watch receiver – 1 HF RT + DSC+ DSC watch receiver
By propagation in radio-traffic is understood:
the way radio waves are propagated
the way VHF-antennas in special cases have to be rigged
a special way of information transfer
Don't know
The effect of reflection of radio waves in the ionosphere on the transmission range also depends on:
cut AGC
the seasons
Don't know
activated AGC
What HF-band is generally suitable for long distance transmission if one of two stations is Located in twilight
12 MHz
16 MHz
4 MHz
22 MHz
What is the general emergency alarm signal as specified in SOLAS?
One long blast followed by six short blasts
Continuous ringing of the alarm bells
Seven or more short blasts followed by one long blast
Six or more short blasts followed by one long blast
Wearing an immersion suit when abandon ship is effective permits the person:
to climb up and down vertical ropes
not to wear warm clothing because the suit has sufficient insulation
not to wear a lifejacket because the suit has sufficient buoyancy
to jump from a height of 4.5m into the water without being injured or damaging the suit
Which one of the listed requirements regarding inflatable liferafts corresponds to present regulations? Every liferaft shall be so constructed that:
in the event of capsizing it will automatically attain a position providing an above water escape
it's canopy has viewing ports in all directions
have at least two entrances
fitted with water pockets of a highly visible colour and so designed as to fill to at least 60% of their capacity within 25 seconds of deployement
Which item among those below is included in the normal equipment of every rescue boat ?
watertight receptacles containing water for each person
a painter attached to the release device and placed at the forward end of the boat
two tin-openers
one set of fishing tackle
Which item among those below is included in the normal equipment of every lifeboat ?
two buoyant smoke signals
sea-charts and navigating equipment
one life-jacket for each person
an EPIRB
*Give the meaning of the following symbol
Secure lifeboat hatches
Lifeboat with waterproof canopy
Start water-spray
Lower lifeboat to water
The Muster List shall show the duties assigned to members of the crew. Which of the following duties shall be included in the "muster list" according to present regulations?
Preparation of immersion suits and thermo protective aids for the ship's passengers.
Preparation of survival craft's Emergency Positions Indicating Radio Beacons.
Closing of watertight doors, fire doors, valves, scuppers, sidescuttles, skylights.
Operation of the vessel's propulsion system.
*When reasonable and practicable, how often shall rescue boats be launched with their assigned crew aboard and manoeuvred in the water?
Every six months
Every two weeks
Every week
Every month
*Which one of the following items has to be included in an abandon ship drill?
Starting and operating radio life-saving appliances
starting and operating the lifeboat engine
Manoeuvring the lifeboat in the water
Launching and recovery of a survival craft
Which of the following detailed explanations should be mentioned in the Training Manual ?
The use of navigational equipment for survival crafts
The methods of retrieval
The use of escape routes and other escape methods
The use of surface to air visual signals to be used by survivors
Which one of the following items has to be included in an abandon ship drill according to SOLAS regulations?
Launching and recovery of a survival craft.
Checking that life-jackets are correctly donned.
Manoeuvring the lifeboat in the water.
Starting and operating radio life-saving appliances.
The Master is responsible that all crew participate in monthly emergency drills. If 25% of the crew -or more- has not participated in such drill during the last month, what is the time limit to conduct such a drill after the vessel has left a port?
Within 12 hrs.
Within 48 hrs.
Within 30 hrs.
Within 24 hrs.
You are in an area of restricted visibility and hear this signal. It is repeated at two minute intervals. What does it indicate?
That there are two more vessels nearby.
That there is another vessel in the vicinity and that she has just altered course to port.
That there is another vessel nearby, that she is underway, but stopped and making no way through the water.
That there is another vessel nearby, but that she is at anchor.
You have just joined a chemical tanker. Where would you find a description of the ship's cargo handling equipment and details of procedures for cargo unloading, tank stripping, tank cleaning, discharge of residues and ballasting and deballasting?
The Cargo Handling Logbook.
The applicable equipment manufacturer's maintenance and operation manuals.
MARPOL 73/78
The Annex II Procedures and Arrangements Manual
What is the minimum number of independently driven fire pumps that must be provided on passenger ships of 4000 tons gross tonnage and upwards?
5
2
4
3
Many LPG carriers are designed to carry the cargo in a fully refrigerated condition. What is the normal maximum cargo tank pressure on a fully refrigerated LPG carrier?
10 bar gauge pressure.
18 bar gauge pressure.
0.7 bar gauge pressure.
7 bar gauge pressure.
How can you monitor the liquid level in the vapour line?
By use of a float switch or differential pressure in the liquid receiver
By monitoring the atmosphere in the vapour line with a fixed gas detector
There isn't any possibilities to monitor liquid in the vapour line
By monitoring the temperature in the vapour line on the compressors suction side
On a bulk carrier at the completion of loading and before closing hatch covers what must be done to track ways?
Track ways washed down
No sweeping required
Track ways swept and checked clear of obstructions
No specific checks
International regulations require that a a minimum pressure of Inert Gas is maintained at all times in slop tanks if slops are retained onboard an oil tanker. Which of the following is that minimum requirement?
10 mm/water gauge.
1000 mm/water gauge.
100 mm/water gauge.
750 mm/water gauge.
According to the IMO Gas Codes, what is the minimum number of "Firemen’s outfits" required to be carried on an LNG carrier with a cargo capacity above 5,000 m3?
5 sets
3 sets
4 sets
2 sets
A deck patrol notices that a cargo space carrying refrigerated cargo under controlled atmosphere (CA) is not padlocked shut. Select, from the options given, the main reason why such a space should be kept locked.
It is a requirement of the ship security plan that such spaces should be locked.
To prevent unauthorised entry into the space because of the hazard risk due to low temperature in the space.
To prevent unauthorised entry into the space because of the hazard risk due to the low oxygen content of the controlled atmosphere in the space.
To minimise the occurrence of pilferage of a valuable cargo.
Telephones are being used to communicate between personnel onboard and ashore during a bunkering operation. What instruction would you give to ship personnel regarding action to take in the event of failure of the telephone communication during the operation?
Use a crewmember as a messenger between personnel involved in the operation.
Slow down the bunkering rate until alternative reliable communications are established.
Stop the bunkering until alternative reliable communications are established
Call the electrician, and get him to repair the telephone while the bunkering operation continues.
What might safely be used to prevent a load swinging when lifted by a crane?
Personnel underneath the load, holding onto it and restricting its movement.
Guide or tag lines, tended from a safe location.
A cargo net.
Short, jerky movements on the ship's controls.
Use of …… and …… is strictly prohibited onthe ro-ro deck, signs shall be displayed
Personal Protective Equipment and Mobile telephones
Naked lights and Smoking
Goggles and Smoking
Torches and Smoking
On a RoRo vessel, what are sea sloshing forces proportional to?
The overall breadth of deck cargoes
The maximum breadth of under-deck cargoes
The maximum height of under-deck cargoes
The overall height of deck cargoes
Too high exhaust temperature in one cylinder becomes because of:
Charge air temperature is too high.
Water leakage in the cylinder.
Too much lubricating oil in the cylinder.
Injection valve opening pressure is too low.
You are alongside, preparing to load several grades of chemicals. The duty officer instructs you to accompany a cargo surveyor during pre-load inspection. At the manifold, the blank flanges on the designated load lines have been removed in preparation for connecting hoses but the surveyor asks you to remove blank flanges from some additional lines, so that he can check them for cleanliness. Which of the following will you do?
Tell the surveyor that it is unsafe to do so and you will not remove any more blank flanges.
Notify the duty officer of the surveyor's request and await further instructions.
Open any of the lines he asks for. Leave them open in case anyone else needs to inspect them.
Tell the surveyor that the flanges have all been secured for cargo and that procedure has been initialled by the Chief Officer on the pre-load checklist, so you are not allowed to remove them.
The cargo tanks for liquefied gas carriers are grouped into 4 types depending on the survival capability requirements. Which of tank types is suited for the carriage of all cargoes listed in chapter 19 of the IMO IGC Code from a survival capability aspect?
2PG
2G
1G
3G
How can an approximate value of the initial transverse Metacentric Height (GM) be found from the Curve of Statical Stability (GZ curve)?
The value in metres from the X axis of the point where the curve changes from concave to convex shape.
Drawing a tangent to the curve through the origin and erecting a perpendicular through the angle of heel of 57.3 degrees
Drawing a tangent from the highest point of the curve to the X axis and measuring it in metres
It is impossible to establish the GM value from the curve of righting levers (GZ)
What function is this operational amplifier circuit performing?
Integrator
Differentiator
Non-inverting amplifier
Inverting amplifier
This block diagram illustrates an elementary control system. What is the common name for this type of system?
Open loop feed back system
Scmitt trigger
Closed loop feed back system
Feed forward system
What is the symbol for a THYRISTOR?
Figure 4.
Figure 3:
Figure 1.
Figure 2.
What is the correct understanding of the term "FAIRLEAD"?
The access point where mooring lines are lead when making fast to the shore.
A fairlead is the hole through the deck where the anchor chain passes into the chain locker.
A fairlead is the direction that a mooring rope makes from the ship when made fast to the shore.
A fairlead is the hole through the ships side through which the anchor chain passes.
What is the purpose of cooling down the cargo tanks before loading an LNG carrier?
To detect any serious loss of efficiency in the insulation which will show as frost on the mild steel inner hull.
To detect if liquid has gone from the bottom of tanks.
To control vaporisers and heaters so that temp of LNG vapour is higher than existing tank atmosphere temperature.
To avoid excessive boil off during and prevent thermal shock to the primary containment system.
The threads on the drain plug for the bronze end cover of a sea water cooled heat exchanger have been badly damaged during maintenance. There is no spare brass plug available. What is the best solution for repairing the heat exchanger?
Use a steel plug with the same thread as the original to replace it.
Wrap the threads in thread tape and coat it with jointing compound before refitting it.
Hammer in a wooden tapered plug as a temporary repair.
Make a new brass plug on the lathe to fit the drain hole.
Where is the normal position of the "Pivot Point" of the vessel when going ahead?
1/4 of vessel's length from the stern
1/3 of the vessel's length from the bow.
Amidships
Normally varies dependant on the speed ahead
In the context of ship design, what does the abbreviation "OBO" stand for?
Ordinary Blend Oil
Ore Bulk Oil
Oil Bulk Overall
Only Bulk Ore
What danger is associated with damaged expanded metal gratings on loading ramps?
Vehicles’ windscreens may be damaged during cargo operations
The front and/or rear ends of vehicles may be damaged during cargo operations
Vehicles’ tyres may be damaged during cargo operations
The load density of the ramp will be affected
How many crews are required to be trained and regularly drilled in all aspects of fast rescue boats in various conditions, including righting after capsizing?
At least 3
5
6
At least 2
What is meant by the term 'hold space' in relation to a liquefied gas carrier?
The space where the ballast tanks are situated.
The space enclosed by the ship's structure in which a cargo containment system is situated
The space between the individual cargo tanks.
The space where the cargo is carried.
"Your ship security plan must include procedures for responding to security threats, auditing security activities and interfacing with the port facility."
FALSE
.
TRUE
On a RoRo vessel, why should chipping and painting not be done on a loaded car deck
because there is not enough space to work with the cargo in the way
To avoid damage to the cars or their paint work
because you cant run the ventilation and the fumes will overcome the crew
A medium speed diesel engine which is supported on a steel chocking system has had repeated problems with two of the chocks at the end of the engine on the port side becoming slack. This has led to some fretting damage to the bedplate and tank top in that area. What action should be taken to affect a cost effective permanent repair?
Replace the damaged chocks with resin based chocks of an appropriate size.
Replace the complete steel chocking system with a resin based system.
Tighten the holding down bolts in that area to 150% recommended load to prevent further slackening and fretting.
Replace the complete steel chocking system with one using resilient mounts to accommodate movement and avoid further incidents of fretting.
A vessel’s aft draught reading is 8.50m with a correction factor of 0.065m; the aft draught marks are painted forward of the after perpendicular. What is the corrected aft draught if the vessel is trimmed by the stern?
8.63m
8.565m
8.37m
8.435m
What is the direction of wind associated with an anticyclone (area of high pressure) in the Northern Hemisphere?
Clockwise around the high pressure
Straight towards the centre of the anticyclone
Directly away from the centre of the anticyclone towards the nearest Low pressure.
Anticlockwise around the high pressure
What precautions should be taken with Ro-Ro cargoes when crossing the oceans in winter?
Additional cargo lashings should be applied at the loadport
The ship should avoid areas of heavy weather
All of the alternatives
What is most important when preparing a cargo hold to receive containers?
Ensuring that stacking cones are correctly positioned
Removing all loose equipment
Sweeping the tank top
Checking for cracks in tank top plating in areas where stack loads are transmitted
An auxiliary engine is fitted with a duplex type lubricating oil filter. The in-use element requires changing. What procedure should be used to fit the new element?
With the engine running, position the changeover cock so that both filters are in use to reduce the pressure before.
With the engine running, change over to the other filter after priming it and replace the dirty element after checking there is no pressure on dirty filter housing.
With the engine running, shut off the filter inlet and quickly fit the new element.
The engine must be stopped to fit a clean filter element..
On a container vessel, select from the list the most effective method of dealing with a fire in an under deck cargo space.
Boundary cool the cargo hold from the deck.
Deploy the fixed fire fighting system.
Tackle the fire locally with fire hoses.
Turn the vessel off the wind to reduce the relative wind strength.
We have a problem with surging in the turbocharger. Which of the following could be the cause?
The lubrication oil pump is malfunctioning
Dirty scavenging air cooler on the air side
Dirty rotor blades and nozzle ring.
Worn out bearings on the turbocharger
From where on board can you find out the different types of protection equipment regarding where placed, how much, how many etc.?
In cargo control room.
The ship’s safety plan
Stated in your cabin.
In the deck log book
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
Which is the "AFT BREAST LINE", in the figure?
The aft breast line is indicated by C, in the figure
The aft breast line is indicated by B, in the figure
The aft breast line is indicated by D, in the figure
The aft breast line is indicated by A, in the figure
What is very important to monitor when distributing cargo?
Only bending moments
You should always ensure the ship has sufficient stabilty at all times. Cargo shall preferably be distributed evenly to avoid heavy list/ trim
Shear forces and bending moments
Only shear forces
Some liquefied gas carriers are fitted with nitrogen generating equipment, often of the membrane module design. What would be the expected purity of the nitrogen produced by such equipment?
87 to 89% pure nitrogen.
90 to 92% pure nitrogen.
100% pure nitrogen.
95 to 97% pure nitrogen.
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.
What does the term 'stoichiometric mixture' mean when used in relation to combustion of hydrocarbon fuels?
A ideal mixture of fuel and air in which all of the fuel in the mixture is consumed during combustion.
An ideal mixture of fuel and air in which all of the fuel in the mixture is consumed during combustion with a minimum of excess air.
An ideal mixture of fuel and air in which all of the fuel and oxygen in the mixture are consumed during combustion.
A ideal mixture of fuel and air in which all of the oxygen in the air in the mixture is consumed during combustion.
On a Container vessel, what are the vertical corner structures of a container called?
Corner fittings
Casting posts
Corner posts
Corner pillars
Which plan should be consulted if it is found that two separate tanks are filling when it was intended for only one to be filled?
Lines Plan
Capacity Plan
Pumping plan
General Arrangement Plan
What is the greatest danger associated with the carriage of chemicals?
Leakage from the carrying receptacles
Outbreak of fire
Evaporation
Reaction with the carrying receptacles
This online test consists of 90 random questions from CES 5.1 tests on a topic of your choice.