%20scale(3)'%3E%3Cpath%20id='s'%20d='M0,-30%2017.63355,24.27051%20-28.53171,-9.27051H28.53171L-17.63355,24.27051z'%20fill='%23FF0'/%3E%3C/g%3E%3Cuse%20xlink:href='%23s'%20transform='translate(300,60)%20rotate(23.036243)'/%3E%3Cuse%20xlink:href='%23s'%20transform='translate(360,120)%20rotate(45.869898)'/%3E%3Cuse%20xlink:href='%23s'%20transform='translate(360,210)%20rotate(69.945396)'/%3E%3Cuse%20xlink:href='%23s'%20transform='translate(300,270)%20rotate(20.659808)'/%3E%3C/svg%3E){kind=small}
Search for current vacancies:
Show filters
Search in the database of seafarers' resumes:
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
Select the test mode:
Education
Online test
Description
The test consists of random questions on a selected topic.
Question 1 from 90
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- 14
- 15
- 16
- 17
- 18
- 19
- 20
- 21
- 22
- 23
- 24
- 25
- 26
- 27
- 28
- 29
- 30
- 31
- 32
- 33
- 34
- 35
- 36
- 37
- 38
- 39
- 40
- 41
- 42
- 43
- 44
- 45
- 46
- 47
- 48
- 49
- 50
- 51
- 52
- 53
- 54
- 55
- 56
- 57
- 58
- 59
- 60
- 61
- 62
- 63
- 64
- 65
- 66
- 67
- 68
- 69
- 70
- 71
- 72
- 73
- 74
- 75
- 76
- 77
- 78
- 79
- 80
- 81
- 82
- 83
- 84
- 85
- 86
- 87
- 88
- 89
- 90
What kind of starting system shall the lifeboat engine be fitted with ?
either a manual system or a power starting system with two independent rechargeable energy sources
either a manual system
two independent and separated systems
one manual system
Which one of the following appliances is allowed to burn an oil fuel, the flash point of which may be a little bit lower than the one used for the main *engine?
The incinerators
The emergency generators
The inert gas generators
All the answers are wrong
The extinguishing agent which can be applied on any fires of class A, B, or C is:
Halon
Sprayed water
CO2
Multipurpose powder
*What is the approximate pressure of the CO2 stored in a cylinder at an ambient temperature of +20?C?
160 bar
1bar
60 bar
20 bar
In case of a fire on the line in an oxyacetylene-line gas welding equipment, what action should be taken?
Close the valves on both bottles, first the acetylene and then the oxygen bottle
Do not close any valve and attack the fire, preferably with powder
Close the valve(s) on the acetylene bottle only
Close the valve(s) on the oxygen bottle only
The cost for a telephone conversation via the Inmarsat-A system are calculated:
per minute or parts of it
per kilobyte or parts of it
Don't know
per minute, with a minimum of three minutes
With maintenance of batteries it is of primary importance that:
there is proper relative humidity in the space where the batteries are stored
Don't know
the space where the batteries are stored is properly ventilated
there is an absolute free access to the battery space
Which of the following is not a DSC watch frequency?
2182 kHz.
6312 kHz.
2187.5 kHz.
12577 kHz.
The satellite of the Inmarsat-EPIRB system have:
Don't know
geopolary orbits
geostationary orbits
polar orbits
" On area A2 the function "" Transmission and reception of signals for locating "" is mainly based on:"
the use of SARSAT COSPAS Epirbs
the use of INMARSAT Epirbs
the use of SART transponders
the use of MF DSC
A distress-call, onboard via RCC, may only be given Receipt if:
OSC from the RCC concerned invites the vessels
The captain orders
The manager orders
The O.O.W deems it necessary
A distress-call received via RCC should:
only be given receipt when the ship is actually able to give assistance
always be given receipt
in areas in which one or more coast-stations are active……receipt, so that the coast-stations can first give receipt
Don't know
Which word will precede a routine message ?
PAN PAN
MAYDAY
No specific word will precede a routine message
ROUTINE
To inform ship of coast-stations messages, coast-stations give at fixed times:
A list with the names of the ships involved spoken alphabetical numerical sequence.
A list of the official identification numbers, for example the Maritime Mobile Service Indentity (MMSI).
A traffic list with the call-sign of the ships involved in alphabetical numerical sequence
A list of all the messages for each vessel
What is the alcohol content in the blood permissible under US legislation before it is defined as intoxication?
0,01 %
0,1 %
0,07 %
0,04 %
What is the flash point of a Class 3.3 substance?
Lower than 0?C
Lower than -18?C
Lower than or equal to 61?C
Lower than 23°C
What is the minimum number of fire control plans that should be permanently stored in a prominently marked weathertight enclosure outside the deckhouse for the assistance of shore side fire fighting personnel?
At least three
At least one
Not required providing one set is available inside the accommodation spaces
At least two
Give the meaning of the following symbol
Halon horn
Water monitor gun
CO2 horn
Sprinkler horn
In an extreme case, in addition to having your winch brakes as tight as can be, you can increase the brake holding capacity of the winch drum by putting it in gear and setting the power to the 'heave' position. However this may cause:
Damage to the winch by distorting the shaft
Strain on the fairleads and rollers in use in excess of their Safe Working Load
The increased braking power of the winch to exceed the breaking strength of the wire and rope paid out from it which might cause the wire or rope to part
All the listed alternatives
You are duty officer on the bridge. A person is reported missing. Which of the following actions are to be considered as the correct manoeuvre in this situation?
Scharnow Turn
Williamson Turn
Direct Turn
Evinrude Turn
You are sailing in shallow water, with 15% Under Keel Clearance. With full RPM, what will your speed be compared to deep water?
Faster
Stay the same
Slower
The RPM will drop with 15% of full
Your engine is going astern and you pick up sternway. The rudder is midships, and you are operating on a single, right-handed fixed screw. How will your ship react?
She will most likely change heading to starboard
She will most likely go straight astern
She will most likely change heading to port
The stern will be lifted to starboard
What would you say about a ship which is course unstable?
When you apply rudder, it will take time before she answers to it.
When you put rudder amidship, she will continue on a straight course.
It will maintain course no matter how much rudder you apply.
When you apply rudder, she will continue to turn when the rudder is put amidship, and may even increase rate of turn.
Before a mariphone is installed on board:
a letter of registration must be applied for
a license must be issued
contribution must be paid
Don't know
By frequency is meant:
number of vibrations
time lapse of vibrations.
number of vibrations per unit of time
Don't know
The wave length is:
Equal to the frequency
Independent of the frequency
Proportional to the frequency
Inversely proportional to the frequency
A radio-wave travels in the air at a speed of:
300.000 Kilo meters per seconds
300.000 Metres per second
30.000 Kilo meters per hour
300.000 Kilo metres per hour
The ideal aerial length depends on:
the frequency chosen
the modulation form chosen
Don't know
the class of transmission
The mode F1B is used:
Don't know
in public broadcasting
in radiotelex-traffic in the MF/HF bands between ship and shore stations
in telephone-traffic in the MF/HF bands between ship and shore stations
Public correspondance VHF communications should normally be operated :
In J3E mode – on simplex basis
In G3E mode – on duplex basis
In G3E mode – on simplex basis
Which of the following duties shall be included in the "muster list" as being assigned to crewmembers in relation to passengers?
clearing the escape routes
ensuring that every passenger is provided with an immersion suit or a thermal protective aid
ensuring that a supply of blankets is taken to the survival craft
ensuring that extra food and water is taken to the survival craft
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
Poster or signs shall be provided on or in the vicinity of survival crafts and their launching controls. Which one of the following requirements has to be included according to present SOLAS regulations?
Give relevant instructions and warnings.
Give an overview of location of all lifesaving appliances.
Give information on survival craft capacity.
Give information on survival craft speed and seaworthiness.
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
*The container for an inflatable liferafts shall be made:
watertight, as far as possible,except for drain holes in the container bottom
non-watertight
Completely watertight
non-watertight if fitted with drain holes in the container bottom
*Which among the following list is required for lifeboat equipment according to present regulations?
Be made of fire retardant material
Be made of buoyant material or stored in buoyant containers
Be made of fire-retardant material and stored in buoyant containers
Be secured in a manner as not to interfere with abandonment procedures
For how long and at what speed is a fully loaded lifeboat designed to operate in calm weather?
3 knots for 24 hours
6 knots for 24 hours
4 knots for 48 hours
10 knots for 24 hours
In which way shall a survivor be hauled out of the sea?
In 45 degree angle
Horizontal
Vertical
None of the above
Give the meaning of the following symbol
Survival craft portable radio
Survival craft distress pyrotechnic signals
Rocket parachute flare
EPIRB
*Which one of the following items has to be included in an abandon ship drill?
Launching and recovery of a survival craft
Starting and operating radio life-saving appliances
summoning of passengers and crew to muster stations with the alarm required
Manoeuvring the lifeboat in the water
What is a contingency plan for ships?
Plan for safety preparedness
Plan for maintenance and repair
Loading plan for general cargo
Plan for next voyage
What are we seeing here?
A sailing vessel, at anchor.
A sailing vessel of less than 10 metres in length, displaying the mandatory combined lantern inlieu of sailing lights, seen head-on.
A sailing vessel less than 20 metres in length, displaying the optional combined lantern in lieu of standard sailing lights, seen head-on.
A sailing vessel, seen from astern, where the edges of her sidelights are both visible.
If a vessel is rolling heavily in a seaway and has negative GM and a small Angle of Loll, describe how the vessel will roll.
Roll unevenly flopping over between the Angle of Loll on each side.
Roll evenly either side of the upright position.
Roll evenly each side of the Angle of Loll.
Roll between the Angle of Loll on each side.
Where do ships encounter pirates?
Ships encounter pirates off the Indian coastline
Ships encounter pirates off West Africa
Ships encounter pirates in the North Pacific ocean
Ships encounter pirates in the South Atlantic ocean
In a fresh water tank with a height of 5 meters we shall use a pressure transmitter for level measurement. The tank has a vent-pipe leading to deck 8 meters above the top of the tank. What pressure shall we use as a guidance when ordering the pressure transducer?
1,3 Bar.
2,0 Bar.
0,5 Bar.
0,8 Bar.
Following replacement of a diesel alternator governor the machine is test run on load. It is found that as the load is gradually increased the voltage and the frequency gradually fall to an unacceptable level. The governor is a mechanical hydraulic type. Select from the options given the correct adjustment to make to correct the situation.
The governor load limit should be increased.
The governor droop should be increased.
The governor droop should be reduced.
The governor load limit should be reduced.
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.
What is the correct procedure when transferring (internal trimming) of oil cargo is necessary?
Obtain permission from charters and note procedures in oil record book and deck log
Ensure the vessel is even keel on arrival port
Only 5% cargo permitted to transfer.
Ensure safe ballast condition
What is the correct definition of "boat deck"?
A deck of cards on board.
Deck and secure the boats.
The deck of the boat.
The deck for the lifeboats.
What will happen with the interface in the bowl, if the flow is too high?
The separation of the oil is bad.
The separation of the oil is good.
Will have no effect on the interface.
Broken water seal.
An engine room rating is assisting in the maintenance of some of the valves on the low pressure steam range. Which packing material, from the options given, would be the best choice for repacking the gland of a low pressure steam valve?
Graphite fibre packing.
Greasy cotton packing.
PTFE rope packing.
Lead covered cotton packing.
Where onboard an LNG carrier is perlite most likely to be found?
As part of the bunker spill prevention equipment.
As part of the cargo spill prevention equipment.
As part of the fire extinguishing system for the cargo area.
As part of the insulation of the cargo containment system.
Emergency instructions in appropriate languages shall be posted in passenger cabins. What information shall as a minimum be included in the emergency instructions?
Name of cabin attendant
Escape routes and alarm signals
The method of donning life-jackets, escape routes and alarm signals
Where to find thermal protective aids
What has a major adverse effect on the manoeuverability of a RoRo car carrier?
Fore end design
Wind
The vessel's block coeffecient
Tidal streams
What function is this operational amplifier circuit performing?
Integrator
Differentiator
Non-inverting amplifier
Inverting amplifier
" On area A1 the function "" Transmission and reception of signals for locating "" is mainly based on:"
the use of SART transponders
the use of INMARSAT Epirbs
the use of SARSAT COSPAS Epirbs
the use of VHF DSC
On a container vessel, a number of twistlocks have been identified as suffering wear down. Choose the most appropriate way of dealing with these twistlocks.
Spare parts should be ordered and used to replace the worn down parts of the twistlocks.
The twistlocks should be isolated from use and disposed of appropriately.
The twistlocks should be removed to the ships workshop where the wear down can be built up with weld material.
The twistlocks should be landed ashore for repair at an approved workshop.
Which of the following documents gives the maximum point loading in cargo holds and on decks of a General Cargo Vessel?
General Arrangement plan
Ships Capacity plan
Planned maintenance schedules
Docking plan
What is the difference between the protection supervisor's and the protection and environment committee's area of activity?
The supervisor's duties relate to the ratings, the commitee's to all seafarers
The commitee is supervised by the protection supervisor
The supervisor's field is the work situation, the commitee's the total environment, also spare time
No difference
According to the industry guidelines in the ISGOTT Guide and assuming terminal regulations do not require otherwise, what action should be taken to drain accumulated water from the deck during cargo handling operations in rainy conditions?
The scupper plugs are to be kept closed and sealed; any volume of water that is not contained should be allowed to flood over the fishplate
The accumulated water is to be drained periodically and the scupper plugs to be immediately closed once the water has been run off. Water containing oily residues is to be transferred to a slop tank or other suitable receptacle
During periods of heavy rain, it is considered prudent and safe to allow water to drain continuously; therefore scupper plugs should be removed in such conditions
The accumulated water is to be transferred to a spare tank
Anyone who makes or permits a false entry to be made in the logbook shall be punished by imprisonment of up to 1 year according to:
The International Maritime Organization's Act of Maritime Activities
The Ship Safety and Security Act - Section 65.
Commissions of Inquiry of Maritime Activities
The Maritime Act
What do you understand by: Let go the port anchor?
Let go the port anchor means: slacken the port anchor cable
Let go the port anchor means: put the port windlass brake in gear
Let go the port anchor means: open the port windlass brake
Let go the port anchor means: put the port windlass brake in gear and lower the anchor
Which electronic component is this graphical symbol illustrating:
Resistance, 3300 ohms
Capacitor, 3.3 F
Electric heater, 3.3 kilowatts
Inductive reactor, 3.3 kH
What must be accessible at all times whilst loading and stowing ro-ro cargoes?
Fixed cargo lashing points
Fire-fighting equipment
Ventilator trunking
The vessel's bracket connections to ro-ro decks
Which regulations require supervising the embarkation of persons on board ro-ro vessels?
The Safety Of Life At Sea (SOLAS) Convention
International Labour Organization (ILO) standards
Standards of Training Certification and Watch-keeping (STCW) Code
The International Ship and Port Facility Security (ISPS) Code
Measurement of oil cargoes is often achieved with a "UTI" device. What do the letters "UTI" stand for?
Uniform Tank Indicator.
Uncorrected Tank Innage.
Ullage Topping Instrument.
Ullage Temperature Interface.
If a public announcement is made during an emergency you should?
Just ignore it and continue working.
Listen carefully and consider if this information is of any value for you personally.
Tell everyone to listen.
Listen carefully and pass on information to passenger who may not have heard it or understood it.
In bulk carrier design what constitutes the main structural strength element?
The deck plating and shell frames
The collision bulkhead
The shell plating
The transverse watertight bulkheads
During maintenance work on the main engine a problem arises regarding the lifting of a main component in that the manufacturer's instructions ado not apply to the engine as fitted and present a hazard. In which of the information/record sources given in the options, is it most important to record the information relating to this anomaly?
Engine room planned maintenance schedule.
Engine room log book.
ISM procedures in the ship's safety manual.
Safety officers report.
Which of the following is an artificial sweetener?
Caterin
Sugarin
Nutralin
Saccharin
What does ODME mean?
Oil Detecting - Master Evaluating.
Oil Discover Measure Equipment.
Over board Detecting Measure Equipment.
Oil Discharge Monitoring Equipment.
On a Container vessel, when preparing to lift hatch pontoons why is it necessary to secure all loose material on it?
Because this is an international requirement
So that loose equipment does not fall into the cargo hold
So that pontoons are not fouled by loose material whilst being lifted
To facilitate the gantry crane operator
What must be done before dock workers and stevedores are allowed on board a General Cargo vessel?
Number of persons on board noted
Security checks are the responsibility of stevedores
Identification and passes must checked and number of persons on board recorded
Only no smoking rule to be enforced
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..
Which of these measures would you implement to prevent drugs from being smuggled onboard your ship while it’s berthed?
"Search some of the packages, spares and stores received."
Maintain restricted areas.
Check a portion of the bags and packages brought onboard.
Eliminate fore and aft deck watch at night.
What should be done immediately after discharging is completed?
Switch off the lights and close all fire doors
Wash the car deck
Inspect ro-ro decks. Wipe up spill such as oil or water from the deck and clear up lashing equipment
Paint the lanemarks
What is the first action that should be taken by the rating on boiler watch in the event of a flame failure on the boiler?
Notify the bridge
Stop the feed water pump
Call the engineer on watch
Call the chief engineer
What is the room often called where the crew eat their meals?
The crew cafe
The crew mess
The crew galley
The crew restaurant
To maintain good relationship among the crew on board a vessel, one must be:
Polite and diplomatic while talking to crew members
Give authority to others
Strict and authoritative while giving orders
Understanding, Co-operative, and have respect from both sides
Furniture in stairways and corridors shall be kept to a minimum on board passenger ships, why?
Escape routes must be clear of obstructions and also due to fire protection
It is not allowed to sit in stairways and corridors
Due to fire protection
Passengers will most probably sleep in stairways and corridors if they are furnished
Which food group contains the most calcium per 100 grams of edible product?
Vegetables
Dairy products
Meat
Fish
One of the tubes in a seawater cooled condenser is leaking due to being holed half way along its length. What is the most appropriate onboard repair method to be used from the options given?
Roll both ends of the leaking tube using a tube expanding tool.
Blank off the leaking tube at both ends with steel screw plugs after cutting an internal thread using a suitable tap.
Blank off the leaking tube at both ends using suitably tapered brass plugs.
Blank off the leaking tube by brazing a cap to each end of the tube.
The International Convention for the Prevention of Pollution from Ships (MARPOL) covers detailed regulations to prevent various sources of ship generated pollution. Annex I - VI deals with regulations for the prevention/ control of pollution from:
All Harmful Substances we have onboard
Proper Pollution Prevention Training
Harmful Substances in Packaged Form, Sewage, Air Pollution, Garbage, Oil and Noxious Liquid Substances in Bulk
Oil, Noxious Liquid Substances in Bulk, Harmful Substances in Packaged Form, Sewage, Garbage and Ballast Water
What ingredient, made from durum wheat, is commonly used as an alternative to rice with north-African dishes?
Bulgar wheat.
Couscous.
Soya.
Semolina.
The overspeed shutdown is to be tested on a high speed four stroke diesel engine driving through a pneumatic clutch. The overspeed protection is provided by a solenoid operated dump valve in the governor servo system activated by an electrical signal from a small synchro motor. What is the preferred method of testing such a shutdown?
With the engine on a high or full load suddenly disengage the clutch.
Reduce the set point so the shutdown operates at normal engine speed.
With the engine off load manually increase the governor speed setting until the shutdown operates, reduce the shutdown set point if necessary.
Use a crowbar to lever the governor linkage to full fuel with the clutch disengaged and engine off load.
Which of the following is an acceptable reason to avoid a mandatory prewash and may result in an exemption being granted by the Government of the receiving Party?
That the unloaded tank will be washed outside a special area.
That the vessel's stripping system can reduce the residues to less than 10 litres in the relevant tank and its associated piping.
That the vessel temporarily has defective tank cleaning equipment and the prewash will be carried out at the first available opportunity after repairs have been completed and the tank will not be loaded or ballasted before that time.
That the unloaded tank is to be reloaded with the same substance or another substance compatible with the previous one and that the tank will not be washed or ballasted prior to loading.
On a Container vessel, what is the function of a raised deck socket?
To house base twistlocks or stacking cones
To house stacking cones
To secure turnbuckles
To house base twistlocks
What does MARPOL 73/78 require in respect of the contents of lines and pumps on an oil tanker at the completion of discharge?
That they be drained directly (and only) to shore.
That they be cleared to shore by the use of compressed air.
That agreement be reached at the pre-cargo conference as to whether the ship or shore facility are to receive the "unpumpable product remaining in lines and pumps" and the appropriate side then clear the lines to the other by any appropriate means.
That they be drained and then pumped either ashore, or to a cargo tank or slop tank on board.
The revolutions on the turbocharger have increased during the night with unmanned engine. Could this be caused by:
Poor combustion due to malfunction of fuel valves.
The current and wind are holding the vessel back
The viscosity of the fuel is to high
We have favorable winds and current
How many protons and electrons has a carbon atom?
Carbon atom has 8 protons and electrons
Carbon atoms do not have any protons or electrons
Carbon atom has 4 protons and electrons
Carbon atom has 6 protons and electrons
This online test consists of 90 random questions from CES 5.1 tests on a topic of your choice.