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Home Online tests CES Gas tanker MASTER / Ch-Officer Test online CES 5.1 for MASTER / Ch-Officer, Gas tanker vessel
Online testing: Test online CES 5.1 for MASTER / Ch-Officer, Gas tanker vessel
Online test
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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
Where in accommodation spaces shall smoke detectors be located? (SOLAS II-2/13.2.2)
In messrooms, public lounges and other public rooms
Near ventilation ducts throughout the accommodation spaces
In all crew and passenger cabins
In stairways, corridors and escape routes
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
*How long may the signal of a detector be left unacknowledged before it begins to ring automatically in every crew accommodation spaces, service spaces, control stations and machinery spaces of category A?
10 min
2 min
1min
5 min
What is the minimum number of independently driven fire pumps that must be provided on cargo ships of 1000 GRT and above?
1
3
2
4
*At what rate shall a fixed high-expansion foam fire-extinguishing system fill the greatest space of an engine room with foam?
10 m depth per minute
15 m depth per minute
1m depth per minute
5 m depth per minute
What has to be done before the central gas extinguishing system is used on a fire in engine rooms, cargo holds or other confined spaces?
All openings to the compartment must be closed
Stop all engines
Make sure that the compartment has been evacuated
Close down boilers
Which one of the listed requirements regarding abandon ship and fire drills do not correspond to present regulations?
Each member of the crew shall participate in at least one abandon ship drill and one fire drill every month
A training manual shall be provided in each crew messroom and recreation room or in each crew cabin
On all short international voyages, muster of passengers shall take place as soon as possible after departure
On all international voyages, except short voyages, muster of passengers shall take place within 24 hours after embarkation
*What is the inherent danger in the use of halon to extinguish an extensive fire?
Depletion of the ozone layer?
Development of toxic gases?
Depletion of oxygen in the air?
Development of explosive gases?
What is SELFEC:
a telex ARQ-transmission
Don't know
a one-sided transmission
a NAVTEX-transmission
How is a radio-telex traffic list transmitted:
ARQ
SELFEC
FEC
Don't know
The number of frequencies on which a MF/HF-DSC distress alert multi-frequency call attempt can be transmitted is:
6
3
5
Don't know
The display of the DSC-controller on board is showing the following lines: RX: 002442000 ; Ch87 ; D Sellcall Routine We’re asked to listen on:
Radio telephony-channel 7 in the 8 MHz band
VHF- channel 87
VHF- channel 16
Channel Delta of the coast station
To prevent overload of the MF/HF transmitter;
Do not transmit too long at full power
Switch over to low power intermitently
Clean the dust filter of the fan regularly
Do not leave the transmitter on stand-by for too long, if not required
Which class of emission is used for ARQ NBDP transmissions ?
J3E
J2B
G3E
F1B
The Satellite orbit in the Cospas-Sarsat system is:
Geostationary
Semi-geostationary
Polar
helio-synchronous
What is the emergency frequency on H.F. (High Frequency) Radio / Telegraphy?
550 kHz
666 kHz
710 kHz
500 kHz
The relay of a distress-call by an RCC for coast-station begins with:
MAYDAY (3x)
MAYDAY RELAY (3x)
PAN PAN (3x)
Don't know
A distress call has been sent accidentally on your MF DSC equipment. Which of the following is correct for cancelling the false distress alert?
Make broadcast on 2182 kHz ""Mayday all stations…"" and cancel the false distress alert."
Send a all stations urgent priority MF DSC call
Send a selective distress priority MF DSC call to the nearest MRCC– Inform it that a false distress alert has been transmited
Switch off the transmitter
What is the top priority if an incident occurs in US waters (OPA-90)
Safety of ship and crew
Any immediate action to prevent loss of time
Protection of the environment
Prevention of oil pollution
Give the meaning of the following symbol
Water fog applicator
Manually operated call point
Fire station
Fire alarm panel
The vessel has weighed the anchor and is heading for sea. The anchor is to be stowed in position. How?
The anchor to be as far inside hawsepipe as possible and secured by cable stopper
The anchor to be all way in the hawsepipe and secured by the brake
The anchor to be all way in the hawsepipe and secured by brake on winch and wire/chain stopper
The anchor to be all way in the hawsepipe and secured by wire lashings only
Two vessels are meeting each other in confined waters. What would be the effects of interaction between the two vessels as they approach each other?
The bows of the ships will be sucked together
There will be no effects in these circumstances
Each vessel will experience an increase in speed
The bows of the ships will be pushed away from each other
The ship is navigating in dense fog where the visibility is less than one mile. The Arpa radar is set on a range 12 miles on a course of 314 degrees and own ship has a vector as shown. What is the vector mode selected on the Arpa?
Relative vectors, ground stabilised
True vectors
Relative vectors.
Relative vectors, sea stabilised
If the OOW must leave the voyage plan, he should?
Inform the master
Check the new plan
No special action necessary
Make a note in the log book
If on low-power, VHF channels 15 and 17 may be used for:
commercial radio traffic
Don't know
inter-ship radio traffic
on board communications (intra-ship traffic)
Which wave length applies to a frequency of 20 MHz?
150 mtr
15 mtr
1500 mtr.
Don't know
By propagation in radio-traffic is understood:
The squelch of the power emitted
The way in which radio waves travel are propagated the power emitted
The power consumed
The Power emmited
The different layers in the ionosphere, important for radio propagation, are effected by:
the weather-conditions
Don't know
the distance between the transmitter and the receiver
the sun
Which class of emission is used for VHF DSC transmissions ?
G2B
H3E
J3E
F1B
Define the class of emission J3E :
Radiotelex and DSC - Phase modulation
Radiotelephony - Single sideband full carrier
Radiotelephony - Single sideband suppressed carrier
Radiotelex and DSC - Frequency shift keying of carrier with error correction
Which of the following services is not provided by INMARSAT B:
High speed data
Safetynet
Telephone
Telex
Which one of the listed requirements regarding the use of an immersion suit do not correspond to present regulation? The suit shall permit the wearer to:
perform normal duties during abandonment
swim a short distance through the water and board a survival craft
climb up and down vertical ladders from the survival craft embarkation point to the water
jump from a height of 4.5m into the water without being injured or damaging the suit
*Which one among the following information shall be marked on the container of an inflatable liferaft:
the number of the liferaft
date when last serviced
the name of the ship to which the liferaft belongs
the port of registry of the ship to which the liferaft belongs
Which among the following list is particularly required for a totally enclosed lifeboat ?
handrails inside for persons moving to their seats
above water escape for its occupants after automatically positioned in damaged condition
self-bailing arrangements
windows on both sides can be closed watertight and opened for ventilation
Which item among those below is included in the normal equipment of every lifeboat ?
a VHF transceiver
a searchlight which can work continuously for not less than 3hours
one immersion suit for each person
sea-charts and navigating equipment
Which one of the listed requirements regarding rescue boats do not correspond to present regulations? Rescue boats shall:
have self-bailing arrangements
have permanent arrangement for towing
be capable of carrying at least 5 persons seated and one person lying down
be capable of manoeuvring at speeds up to 6 knots
Which of the following actions should be done before throwing this type of inflatable liferaft over the side?
Inflate it on deck and then launch it if clear below
Check that the painter is made fast to a secure point and that the sea below is clear
Take the top off the container to enable raft to inflate once in the water. If all clear, throw raft over side
Disconnect the painter and launch it, checking that all is clear below
You are starting to get low on water in the lifeboat. What should you do?
Drink urine
Collect rain water
Use sea water
Mix sea water with 50% fresh water
Which of air and water is the fluid that transfers the greatest amount of heat during the same time, given that the fluid is not flowing along the immersed body?
air
water
air if the temperature of the fluid is ? 10?C; water if temperature of the fluid is < 10?C
both are transferring equally
What is the meaning of this symbol ?
Davit-launched liferaft
Evacuation slide
Embarkation ladder
Lower lifeboat to water
One of the checks during the annual Class survey of the UMS functions is focusing on cleanliness of the engine room. What is the reason for such a check ?
To reduce the general risk of fire in an unmanned engine room.
To have the engine room looking tidy.
To prevent risk of pollution.
To avoid frequent alarms.
The maximum height that a pilot should be required to climb on a pilot ladder before reaching the deck or stepping onto an accommodation ladder platform is:
9 mtrs
6 mtrs
15 mtrs
12 mtrs
What should be carried out before entering the pump room?
Run the ventilation for at least 15 minutes
Notify the Chief Officer or officer on duty
Always carry a walkie talkie with you into the pump room and call for help immediately if you start feeling dizzy
Notify the Chief Officer or officer on duty and run the ventilation for at least 15 minutes.
Indicate the correct name for the tool on the sketch:
Grinding machine
Flat file
Chisel
Pliers
What is a Marine Evacuation System?
Assistance from other ships
Helicopter evacuation
Evacuation Chute(s)/Slide(s) and Liferafts
Liferafts supported by Fast Rescue Boats and Lifeboats
Checking the lubricating oil sump level of the generators is one of the engine watch ratings regular duties on a particular vessel. During the check it is noticed that the oil level is unexpectedly below the minimum mark on the dip stick. What action should be taken?
The rating should fill the sump to above the operating level in case there is a leak and the oil level drops too low before the next check.
The rating should stop the generator immediately.
The rating should just fill the sump back to the normal operating level.
The rating should fill the sump to normal operating level and immediately inform the engineer on watch.
What nominal filling restriction exists under the IBC Code for a single tank on a type 3 chemical tanker? (Not counting structural, capacity or cargo specific limitations).
3000 cubic metres.
1750 cubic metres.
There is no filling restriction for a type 3 chemical tanker.
1250 cubic metres.
Before starting a transfer of oil, the person in charge on the vessel and the person in charge on the facility must hold a pre transfer conference. Who must decide to start the transfer?
Both persons in charge
The person in charge on the facility
The person in charge who is handling the pumping
The person in charge on the vessel
Some of the valves in the system are marked ESD. What does this mean?
Emergency safety drop.
Estimated shut down.
Emergency shut down.
Estimated safety drop.
There are many applications in circuit theory where it is important to obtain the maximum possible power that a given source can deliver. This figure consists of a practical voltage source V(g) with internal resistance R(s). What resistance R(L) will maximize the power transmission from the source to R(L)?
R(L) = R(s)
R(L) = 2 R(s)
R(L) = 0.5 R(s)
R(L) = R(s) / sqrt (3)
The bones in the human body are connected to each other by:
Different type of joints
Muscles
Fibrous tissues
Tendons
What precautions should be taken for the deck covering in a steering gear room?
Lay removable wooden duckboards.
Apply a liberal coating of non-slip paint.
Any of the listed alternatives.
Lay removable open-grill metal duckboards.
On the figure there are four possible definitions of the term "STARBOARD BOW" given. Which one is the correct one?
Starboard bow is given by D on the figure
Starboard bow is given by C on the figure
Starboard bow is given by B on the figure
Starboard bow is given by A on the figure
After cooking, at what minimum temperature must rice be maintained during service?
37.8 degrees Celsius.
63 degrees Celsius.
93 degrees Celsius.
Between 10 and 12 degrees Celsius.
A simple level control for a water tank consists of a horizontal lever with a float at one end and a filling valve at the other. The lever is provided with an adjustable pivot positioned between the valve and the float. How will the 'offset' in the system be affected under changing demand conditions if the pivot is moved closer to the filling valve?
It will increase the offset across the demand range.
It will reduce the offset on low demand but increase it during high demand.
It will increase the offset on high demand but reduce it on low demand.
It will reduce the offset throughout the demand range.
The end covers for a heat exchanger are held in place by a number of brass studs and nuts. Which of the tools given in the options is best suited for removal and tightening of the nuts?
A set of mole grips.
Adjustable shifting spanner
Open ended spanner.
Ring spanner or socket.
When securing a non-standardized portable tank on a RoRo vessel, what is a favourable securing angle that will prevent it from transverse sliding?
15 to 18 degrees
18 to 23 degrees
30 to 33 degrees
23 to 30 degrees
To evaluate the condition of a heat exchanger the following measurements should be recorded:
Pressure drop
In and outlet temperatures, and flow rates for both media
In and outlet temperatures for both media
In and outlet temperatures on one media
Indicate the correct name for the part marked on the sketch:
Exhaust valve
Piston
Cylinder liner
Main bearing
As understood within the IMDG Code, what is an "article"?
Something that is packed within a freight container.
A device that is responsible for initiating a dangerous reaction.
A device that contains a dangerous substance or mixture of substances.
A form that contains important information about a hazardous substance.
What is the minimum value of the GM under the international Load Line Rules?
0,25 m.
2,0 m.
1,5 m.
0,15 m.
With reference to the installation of pressure gauges for steam systems. Complete the following statement from the options given. To protect a bourdon tube type pressure gauge which is to be fitted to a steam line it should ….
..be fitted directly to the steam pipe.
..be fitted to the steam pipe using a flexible hose.
..be fitted with a siphon loop between it and the steam pipe.
..have its casing filled with water.
What is meant by the term "keeping a proper lookout" as applied to the bridge lookout?
Keeping a visual lookout all round the vessel
Continually visually scanning the horizon all round the ship
Keeping a visual lookout all round the ship and also actively listening out for audio signals
Keeping a very visual lookout ahead and abeam of the ship
It is noticed that some of the items that were to be used to lift some machinery components during a maintenance routine had not been tested for over 5 years. Which of the options given is the correct action to be taken in a situation like this?
Return them to the lifting gear locker and make a note in the Register of Lifting Gear that they need to be tested.
Mark the items as not to be used and store them securely until they can be tested by a competent person.
Have them inspected immediately by a competent person so that they can be used for the task.
Scrap the items immediately as they are unusable once they have not been tested for 5 years.
With reference to non-VIT diesel engine high pressure fuel pumps that have helix control, how is the timing of fuel injection normally adjusted?
By raising or lowering the pump plunger relative to the pump barrel.
By rotating the pump plunger relative to the pump barrel.
By changing the governor output signal.
By changing the opening pressure setting for the fuel injection valves.
What indicates the correct weight of a wrongly declared container?
The container CSC plate
The ship’s loading computer
Strain gauges fitted to the shore gantry cranes
The tare weight stamped on the container
When is it necessary to seal a CO2 injection line into the designated ballast hold?
When testing the CO2 system
Prior to ballasting the hold
When carrying non-inflammable cargoes
When handling cargoes that emit dust
At what temperature do we take the Reid Vapour Pressure test?
We take the Reid Vapour Pressure (RVP) test at the temperature of 100 C.
We take the Reid Vapour Pressure (RVP) test at the temperature of 60.0 C.
We take the Reid Vapour Pressure (RVP) test at the temperature of 38.7 C.
We take the Reid Vapour Pressure (RVP) test at the temperature of 37.8 C.
What should one consider prior to loading machinery with caterpillar crawlers on the hatch covers?
The horizontal restraint of hatch covers
The horizontal restraint of hatch coamings
Maximum permissible loading of the hatch covers and the horizontal restraint of hatch covers and coamings
Maximum permissible loading of the hatch covers
When using a PID controller, which of the following parameter settings will not result in oscillation?
Temperature change
Too long D-time
Too high amplification
Too long I-time
Which of the following is the correct English spelling?
Ingreedients.
Ingrediants.
Ingriedients.
Ingredients.
Which of the given options is the approximate value of the flammable range for Methane measured as a percentage volume in air?
5.3 - 14.0% by volume.
2.6 - 12.4% by volume.
3.5 - 13.0% by volume
1.4 - 10.8% by volume
On a RoRo vessel, what is a low-bed Ro-Ro unit that is towed onto a ship called?
Mafi Trailer
Trailer
Flatrack
Flatbed
"Part way through a profiling interview with a supplier, the package the individual is carrying arouses your suspicion. What do you do?"
Confront the individual and demand that he open the package.
Discreetly inform someone of your suspicions so he or she can get assistance.
Call for help on the radio.
Take the package and open it.
The figures show a graphical symbol for a particular electronic component and a typical operating characteristic for the same component. Which component?
Zener diode
Field effect transistor
Triac
Tunnel diode
What do you understand by: Bitter end?
Bitter end means: a foul taste at the end of a meal
Bitter end means: to the very last moment
Bitter end means: the toggled end of a lifeboat painter
Bitter end means: the end link of an anchor cable that is secured within the chain locker
What is the normal name of the waterproof suit shown in the picture?
Fluorescent orange suit
Survival suit
Wet suit
Life suit
If you are looking for passengers who may be trapped or hiding, what is the best command to shout?
Go to mustering stations immediately.
Take warm clothes and lifejackets.
Don't stay here.
Is anyone here? Call out if you need my help.
A steel spear thermometer is to be used to check the pulp temperatures of a cargo of chilled beef which is vacuum wrapped in plastic and packed in cardboard cartons. Which of the given options is the most appropriate method of using the thermometer to get the pulp temperatures of this high value commodity?
Remove the carton lid and drive the thermometer directly into one of the pieces of beef through the plastic wrapping.
Drive the thermometer directly through the carton and the plastic wrapping into the beef.
Remove the lid of the carton and place the thermometer so that it is completely covered between two of the plastic wrapped pieces of beef.
Drive the thermometer through the cardboard but avoid piercing the plastic wrappings.
Indicate the correct name for the part marked on the sketch:
Crankshaft
Crankcase relief valve
Camshaft
Push rod
Why must draught marks be read on both port and starboard sides of a bulk vessel when accurate draughts are required
The vessel marks may be incorrectly drawn
The vessel may appear up right but often will be found to have a slight list when port and starboard marks are compared
The vessel may be trimmed by the head
The draught reading on one side of the vessel sufficient
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
This circuit is a transformer with two windings, N(1) = 2000 and N(2) = 1000 turns, on a common magnetic circuit. Assume that there are no energy losses in the transformer itself. Calculate the output voltage V(2) when the input voltage is V(1) = 100 Volt.
V(2) = 200 V
V(2) = 50 V
V(2) = 10 V
V(2) = 400 V
Which of the following points would be the specific point about which a vessel will roll in a seaway?
The Centre of Gravity G.
The Centre of Buoyancy B.
The Centreline CL.
The Centre of Flotation CF.
You have just completed the discharge of a cargo of Lube Oil additive and are clearing the ship's lines to shore. What piece of equipment can be fitted between a drain cock and the air line to safely release any excess pressure before disconnecting the air line?
An expansion valve.
A reducer.
A quick-coupling.
A three-way valve.
Which of the following could cause a blowback from a steam boiler oil fired furnace?
Trying to ignite burner from hot brickwork
Having the fuel oil temperature too high
Having the fuel oil pressure too high
Opening air registers too quickly
The specified maximum working pressure of a cargo hose in service on a chemical tanker should be at least which of the following?
1/3 design burst pressure.
10 bar gauge.
12 bar gauge.
5 bar gauge.
What will a cadet find in the maintenance manual?
A Cadet will find machinery spare parts in the maintenance manual
A Cadet will find a lubricating chart in the maintenance manual
A Cadet will find grease nipples in the maintenance manual
A Cadet will find grease in the maintenance manual
The diagram shows the direction that a rope runs during a mooring operation and a possible place where it may break. Where would be considered the safest position to stand?
Inside the blue coloured zone.
Behind the point of restraint, but inside the blue coloured zone.
Between the "point of break" and the "fairlead".
Outside the blue coloured zone.
This online test consists of 90 random questions from CES 5.1 tests on a topic of your choice.