%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}
Пошук за актуальними вакансіями:
Показати фільтри
Пошук по базі резюме моряків:
Головна Онлайн-тести CES Dry cargo 2nd-Off / 3rd-Off Test online CES 5.1 for 2nd-Off / 3rd-Off, Dry cargo vessel
Онлайн-тестування: Test online CES 5.1 for 2nd-Off / 3rd-Off, Dry cargo vessel
Виберіть режим роботи з тестом:
Навчання
Онлайн-тест
Опис
Тест складається із випадкових питань з обраної теми.
Питання 1 з 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
Which one of the listed requirements regarding the launching and recovery arrangements for survival crafts do not correspond to present regulations? (SOLAS III/15)
Only one type of launching and recovery arrangements shall be used for similar survival crafts onboard the ship
Means shall be available to prevent any discharge of water on to survival crafts during abandonment
each lifeboat shall be provided with an appliance which is capable of launching and recovering the lifeboat
Launching and recovery arrangements shall be such that the operator can observe the survival craft during launching and, for lifeboats, during recovery
GMDSS regulations require that vessels carry two-way VHF for survival craft. How many are required, and when do the regulations apply?
One per lifeboat and one spare from August 1993
None at present. 3 sets on all ships from August 1995
3 sets. New-builds from February 1992, other vessels from February 1995
3 sets. All vessels from August 1993
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
Which of the following may cause a fire in the accommodation spaces?
Smoking in bed
All the mentioned alternatives
Overloading electric plugs
Covering electric heaters with blankets
What type of nozzles for fire hoses shall be used aboard ships? (SOLAS II-2/4.8.4)
Jet type
Spray type
Dual purpose (jet/spray) type incorporating shutoff
Dual purpose (jet/spray) type
What is the minimum number of portable fire extinguishers that must be carried on ships of 1000 GRT and above?
5
7
3
9
*In cargo ships of less than 1000 gross tonnage the number of fire hoses (not including any hose required in any engineroom or boiler room ) must be:
One for each 10 m length of the ship plus one spare
To the satisfaction of the administration
One for each 10 m length of the ship
Four plus one spare for each deck
What is the main advantage of a positive pressure breathing apparatus?
It is less complicated and cheaper than a breathing apparatus of the demand type
It ensures a constant supply of air
The positive pressure makes it easier to breathe when working hard
If the face mask has a leak toxic fumes/smoke would still not enter the mask
*Most frequent volumes for only one air bottle of a standard self-contained breathing apparatus are
10 litres
3 litres
20 and 25 litres
6 and 7 litres
With an Inmarsat-C installation there is the addressing-option “special”. Via this option:
you can send a message by express delivery
Don't know
give one of Inmarsat’s “special accesscodes”
you can deliver a message via a special telegram
To guarantee optimal reception of VHF-DSC-calls as every:
DSC-report is sent twice, at least every second call is compared with the earlier received call
DSC-symbol is checked on the right amount of 10, and then checked on the correct relation by Error Checked Character
DSC-symbol is sent twice and checked extra by Error Check Character
Don't know
A « MRCC » is :
A coast station
The master of a merchant ship who coordinates on scene search and rescue operations
The master of a SAR unit which coordinates on scene search and rescue operations
A SAR coordinating centre
What can lead to "Unlimited responsibility" (OPA-90)
Wilful misconduct and gross negligence
Wilful misconduct, gross negligence and violation of Federal Safety
Only gross negligence
Only wilful misconduct
Give the meaning of the following symbol
Primary means of escape
C class division
B class division
A class division
A fully laden tanker is in collision with another tanker causing them to interlock. What action/judgement should be considered by both vessels?
Take separation of the two vessels into immediate consideration, but consider that a separation may cause a fire and also create a larger oil spill
Shut down all watertight doors and shut off all ventilation.
Separate the two vessels immediately and move away from the other vessel
Reduce oil pollution by transferring cargo into empty/slack tank
You are sailing in shallow water, with 15% Under Keel Clearance. How will the stopping distance be, compared to deep water?
Longer
The same as in all depths
Shorter
About 1 ship-length longer
The ship has a single fixed pitch right-handed propeller and is going astern as illustrated. What is the most likely way the ship will react in these circumstances?
The bow will "seek" the wind and the ship will swing to port
The stern will "back" into the wind and the ship's heading will swing to starboard.
The stern will fall off to starboard, making the heading swing to port.
The ship will go straight astern and the heading will remain approximately the same
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
A lifejacket is so constructed that a person can correctly don it within a period of:
10 sec
2 min
1min
30 sec
An inflatable lifejacket has:
1compartment automatically inflatable and 1 compartment manually inflatable
2 separate compartments
1compartment
3 separate compartments
*The lifebuoy not making part of quick-release arrangement must have a weight of at least:
0,5 kg
1kg
1,75 kg
2,5 kg
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 of the following fittings shall be provided to all lifeboats:
handholds on the underside of the hull
permanent boarding arrangements on both sides to enable persons in the water to board the lifeboat
a remotely operated steering arrangement
an electric power starting system for the propulsion engine with one rechargeable energy source
*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
Which one of the listed requirements regarding the stowage of a survival craft corresponds to present SOLAS regulations? Each survival craft shall be stowed:
In a secure and sheltered position and protected from damage by fire or explosion.
Wherever space is available.
In a state of readiness so that two crew-members can prepare for embarkation and launching in less than 15 minutes.
On the starboard side of the ship.
*Food rations provided to each person the liferaft is permitted to accommodate is totalling:
1000 kJ/person
5 000 kJ/person
500 kJ/person
10 000 kJ/person
What kind of safety equipment must be worn during anchoring?
All of the mentioned equipment.
Boiler suit, working gloves.
Safety helmet, safety shoes.
Safety goggles.
What kind of safety equipment should be in place in connection with a grinding wheel?
Welding mask.
Shield.
Goggles and shield.
Goggles.
If the Radar scanners of one vessel are in the same horizontal plane as the cargo deck of the other during transfer operations, which type of radar emissions would pose a greater danger of the induced ignition of flammable vapours?
a 10 cm radar.
Neither a 10 or a 3 cm radar.
Both a 10 and a 3 cm radar.
a 3 cm radar.
Which of the following is a chemical commonly added to cleaning substances used to clean galley areas?
Bleach.
Beach.
Blanch.
Breach.
The engine turns over normally when starting air is supplied but does not fire even though normal starting rpm is achieved. What could be the probable cause to this?
The lubricating oil temperature is low.
The turning gear interlock has operated.
The turbocharger has not run up to normal full speed.
Air in the fuel oil system.
Fluctuation of high temperatures in a boiler furnace can lead to refractory lining failure in which the surface of the firebrick breaks away in layers. What is the term used to describe this type of failure.for this?
Spalling
Slipping
Shrinking
Slagging
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.
It is important that tools are in good condition when they are being used for maintenance. Incorrectly sharpened tools can be dangerous. Which of the following tools can be safely sharpened using a pedestal grinder?
Steel drill bit.
Brass chisel.
Hacksaw blade.
Wooden wedge.
When would gassing-up of cargo tanks on an LNG carrier normally be necessary?
To remove inert gas or nitrogen from the cargo tank atmosphere.
Prior to loading each cargo.
When the tank atmosphere needs to be made inert.
During each ballast voyage.
What is the main purpose of the reliquefaction plant fitted to many liquefied gas carriers?
It is used to change the cargo vapour back to liquid keep the cargo cooled.
It is used to discharge the cargo when the cargo pumps don't work.
It is used to cool down the cargo tanks before loading.
It is used to change the liquid cargo to vapour to heat the cargo if it is too cold.
Which publication gives guidance on the stowage and securing of general cargo?
IMO Code of practice for stowage and securing of cargoes
SOLAS Safety Training Manual
IMO Code of Practice for Bulk Cargoes
International Load Line Regulations
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
A steward reaches into a sink filled with soapy water to remove the plug. He cuts his hand on a carving knife lying in the bottom. What policy will best eliminate the chance of this kind of accident happening again while still maintaining hygiene standards?
Everymember of the galley staff is made responsible for washing their own knives.
Heavy duty gloves are to be worn when working at the sink.
Detergent shall not be used if knives are to be washed.
There is a dedicated sink for washing knives.
What is enthalpy?
Enthalpy is the sum of the external energy of a substance plus the product of the substance volume multiplied by the pressure exerted on the substance by it’s surroundings.
Enthalpy is the difference between the compressor suction temperature and the condensate return temperature.
Enthalpy is the sum of the internal energy of a substance plus the product of the substance volume multiplied by the pressure exerted on the substance by it’s surroundings.
Enthalpy is the sum of the internal and external energy of a substance plus the product of the substance volume multiplied by the pressure exerted on the substance by it’s surroundings.
Gas welding is carried out in the work shop. Prior to lunch break the following precaution is carried out:
No precautions are taken
One of the ratings is left "on watch" during the lunch break.
The main supply valves in the deck storage are closed prior to switching to UMS-mode
The local acetylene/oxygen valve in the work shop is closed prior to switching to UMS-mode
Which type of cargo pump works by the cargo being drawn into the pump at high speed and being thown outwards against the pump casing by rotating impellers?
Centrifugal.
Positive displacement.
Reciprocating.
Self-priming.
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.
The diagram shows a thyristor (SCR) with a Resistor and Capacitor (R and C). The RC network shown, performs which of the following applications?
Divert fast voltage spikes which may lead to uncontrolled switch on.
Provide voltage smoothing for SCR power supply.
Assist SCR switch on.
Allow bypass route for ac signals.
What will be the probably outcome if the amplification is set to high on the controller
Nothing
The process response will be very slow
The process will oscillate and get out of control
The set-point will change
A Bulk Vessel is to load a cargo of grain; pre loading calculations show that IMO stability criteria cannot be achieved; the vessel should do which of the following?
The grain surfaces in some or all of the cargo spaces must be secured
The cargo can still be loaded
An exemption certificate must be applied for
The vessel will be unable to load the cargo
What is important to wear for all officers and crew when working on the ro-ro deck during loading and discharging?
If the car decks are empty, it will be easier for the crew to locate all passengers in case of an emergency
In case of an emergency situation it can be difficult for passengers to escape. Vehicles, lorries, trailers and other cargo are maybe lashed and it is a substantial chance for passengers to get injured. Vehicles and other cargo might also shift when the ship is rolling.
To prevent burglary and damage to cars
Vehicles and other cargo can shift when the ship is rolling. Persons may be trapped between vehicles or cargo.
What is the minimum number of relief valves to be fitted to any cargo tank of greater than 20 cubic metres capacity?
Minimum two pressure relief valves in addition to MARVS.
At least two pressure relief valves.
Minimum one pressure relief valves.
The required number of pressure relief valves is dependent on the pressure.
According to ISGOTT, flue gas that is produced by the burning of a fuel oil that has a high sulphur content will typically contain which of the following amounts of sulphur dioxide?
850 ppm
200 ppm
2,000 ppm
4,000 ppm
A conventional reefer vessel operating a Controlled Atmosphere (CA) is approaching the port of discharge in Northern Europe. Which is the most suitable action to take from the options given?
Turn off the CA plant just prior to the start of discharge operations.
Continue to apply CA throughout the discharge to maintain the condition of the cargo.
Continue to apply CA until the hatches are opened to maintain the condition of the cargo.
Turn off the CA plant and thoroughly ventilate the cargo spaces under CA with fresh air just prior to arrival.
A tank containing hydrocarbon residues requires manual cleaning by use of shovels, scrapers etc. Should you:
Open the tank, provide ventilation and commence work immediately.
Open the tank and provide lighting, have someone standing by outside the tank and commence working.
Open the tank, provide adequate ventilation/lighting, test oxygen content, have someone standing by with rescue equipment, complete a tank entry permit then commence work.
Open the tank, provide adequate ventilation and lighting, commence work and have someone standing by outside the tank.
As ships get older which hatch covers need special attention when battening down for sea passage?
The aftermost hatch covers
The midships hatch covers
The foremost hatch covers
Hatch covers abaft the accommodation
When cross-flooding arrangements to correct unsymmetrical flooding and excessive heel angels in damaged condition are installed in passenger ships, what is the maximum angle of heel after flooding but before equalization?
10 degrees
30 degrees
15 degrees
20 degrees
Why should the coil of an ac solenoid valve not be energised when demounted from the valve body?
The coil will lose it's residual magnetism
The coil will jump around.
The coil will fail due to vibration.
The coil will overheat.
What could result from an experienced bulk carrier master loading containers that shifted en route?
Cargo interests could refuse to accept the cargo
The ship could be deemed uncargoworthy at the commencement of the voyage
The ship could be arrested by cargo interests
The vessel could be deemed unseaworthy due to the master’s inexperience with carrying containers
Tank venting systems should be designed and operated so as to ensure neither pressure nor vacuum created in cargo tanks during loading or discharging exceeds tank design parameters. A certain rate of generation of vapour during loading, sometimes termed gas evolution, is assumed. According to the IBC Code, how is that calculated?
The nominal loading rate is multiplied by a factor of 1.15
The maximum loading rate is multiplied by a factor of at least 1.25
The average anticipated loading rate is multiplied by a factor of 2.0
The calculated loading rate, assuming a litreweight of 1.2 kg/l and allowing for a friction loss of 12% per 30 metre length of unrestricted pipeline, is multiplied by a factor of 1.15 (A safety margin of 20% is additionally applied for products with a vapour pressure of greater than 1.15 mPa).
By what means can we monitor and control the integrity of the hull?
Let experienced personnel close and secure doors and ramps
Automatic detection systems, television surveillance and patrolling
Documented operating procedures
The chief officer is responsible for monitoring the integrity of the hull and superstructure at all times
Which of the following cargoes would normally require surrounding empty cargo tanks, void spaces and ballast tanks to be inerted prior to loading and maintained in that condition while the cargo was on board?
Propylene Glycol.
Propionic Anhydride.
Propylbenzene.
Propylene Oxide.
"Your ship security plan must include procedures for responding to security threats, auditing security activities and interfacing with the port facility."
FALSE
.
TRUE
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
Who is authorized to operate hoisting equipment?
Deck officers?
Personnel authorized by the master?
Deck personnel?
Stevedores?
A large vessel develops a sudden sheer when it stops moving through the water, having been steaming through a shallow water channel for several miles. The sheer may be strong and unexpected and is due to what reason?
The shallow water reduces the effectiveness of the rudder and when the vessel stops any applied rudder will become suddenly more effective.
The vessel stopping shifts the pivot point forward and creates a turning moment and results in the ship swinging towards the bank.
The hydrodynamic interaction effects from the banks of the shallow water channel acts on the stern causing the vessel to sheer strongly
The large volume of water dragged behind the vessel continues to move forward and cause a strong turning moment on the stern of the vessel
What is the name of this unit?
A liferaft release unit
An antistatic release unit
A hydrostatic release unit
A slip hook
During overhaul of a purifier the engine room rating is instructed to drain and clean the gearbox on the machine. Which of the materials given in the options is the best one for wiping up the remaining oil in the gearbox after draining the oil?
Clean, lint free cotton rags.
Used paper towels from the wash room.
Used dish cloths from the galley.
Clean cotton waste.
A bulk carrier is about to commence loading steel coils using ships cranes, what three important checks must be made?
Cabs cleaned and lighted, drivers regularly rested
Crane windows cleaned,cab heater on and no- smoking rule enforced
Crane controls tested, limit switches correctly set and SWL never to be exceeded
Planned maintenance completed, all paintwork in good condition and lighting checked
When measuring flow of fluids with a fixed area flow meter, the name of the sensing device is?
Float
Positive displacement rotor
Turbine rotor
Orifice plate
Is it required to have supplementary emergency lighting on board passenger ships?
Yes, all passenger public spaces and alleyways shall be provided with supplementary electric lighting
No, reflective marking indicates the escape routes
No, passengers should bring their own flashlights
No, portable battery operated lamps shall be provided in alleyways and public spaces
What must duty crew members ensure so that ro-ro units are not damaged on board?
Units must be driven at a safe speed
Units must not be driven in poor lighting conditions
Units must not be driven over ‘D’ rings
All on-board safety signs must be intact
Proper and accurate inventory of stores should be maintained inorder to:
Order the required stores
Report to the office
Control the ship's budget
Show to the port authorities
Give clear, direct instructions in an emergency, and show passengers exactly what they need to do. What is the most important reason for doing this?
3% of passengers panic.
3% of passengers have little or no ship safety knowledge.
25% of passengers go into shock.
75% of passengers are confused, and feel helpless.
How might a leak from a cargo tank on an oil tanker be readily detected during the voyage?
By regularly monitoring the vessel's trim on the cargo computer - any cargo that leaks will run to the end of a compartment, resulting in an increase in trim.
By occasionally opening a selected tank and manually measuring the cargo ullage, then comparing it to the 'after loading' reading.
By regularly monitoring void and ballast spaces, such as by testing them for hydrocarbon content and sounding them.
By frequently monitoring cargo level equipment readouts and comparing them to the load port departure readings.
What should you know about the emergency stops on deck?
Where they are located and how to operate them.
How to disconnect or over-ride them for routine work.
I do not need to know anything about the emergency stops. It's only the officers who operate them.
Where the re-sets are and how to re-set them.
What is the time limit for abandonment of passenger ships?
15 minutes from the time the abandon ship signal is given
There is no time limit
2 hours from the time the abandon ship signal is given
30 minutes from the time the abandon ship signal is given
Refrigerated cargoes are generally easy to secure for a sea passage when compared to some bulk, timber and project type cargoes. The cargo must be stowed so that it will not shift during the voyage and so that a good air flow can be maintained through the cargo. Which one of the given options is most likely to result in this required outcome and a successful carriage?
A loose uniform stow.
A tight uniform stow but with vertical gaps in the cargo for air flow.
The stow is unimportant as it is only the temperature in the hold which determines whether or not the cargo is carried successfully.
A tight uniform stow which forces air through the cargo.
When operating a propulsion installation consisting of medium speed diesel engines driving a controllable pitch propeller it is possible to operate the combination of engine speed and propeller pitch in a number of different ways. What would be the main reason for operating with constant speed and variable pitch?
To allow the engine to be operated with a load sensing governor instead of a speed sensing governor.
To allow rapid load change and thrust reversal when manoeuvring.
To obtain maximum propeller efficiency over the load range of the engine.
To allow constant speed operation of a shaft generator while the engine load changes with pitch variation.
What is the lightweight of a ship according to SOLAS?
Weight of ship including equipment, complement, stores and supplies
Weight of the ship including fixed and permanent equipment, less cargo, complement, passengers, stores and supplies
Weight in tons of operative ship with no cargo
Weight of a light loaded ship (not fully loaded)
How many separate means of escape from passengers and crew spaces should it be in each zone?
One
Two
Four
Three
There are two basic types of turbocharging systems: constant pressure and pulse. The main difference between the two is in which of the following?
The arrangement of exhaust piping and exhaust gas receiver.
The casing of the turbocharger.
The arrangement of the scavenging air coolers.
The scavenging valves of the engine.
Due to the safety of the ship its crew and passengers it is only permitted to ……… in designated areas onboard
ead magazines and newspapers
Use mobile telephones
Drink
Smoke
What are we using the ASTM table 53A/B for?
Convert API to metric tonnes.
Convert long tons to U.S.BBLs.
To find the corresponding correction factor.
With given density at observed temperature we find a corresponding density at 15 degrees Centigrade.
Oil tankers built and delivered after 6th July 1986 must have a double hulled ballast arrangement extending throughout the cargo tank length, or wing ballast tanks that extend throughout the cargo tank length. If it is the latter, what design feature is applied to guard against pollution in the event of the bottom being breached?
The cargo tank levels must be set so that hydrostatic pressure will stop oil outflow.
The pressure vacuum valves must be capable of complete sealing, and the integral strength of the tank such that a total vacuum is capable of being maintained in the breached compartment, thereby preventing outflow of oil.
Steel thickness in the bottom area must be a minimum of 1.36 times that otherwise required by construction regulations to minimise the extent of any breach.
Additional level sensors and alarms must be fitted to give early warning of oil outflow.
What kind of fixed extinguishing plant is installed to use on an oil tanker’s engine room and pump room?
Water spray plant.
CO2 plant.
Foam plant.
Powder plant.
What are the duties of the engineer officer in charge of the watch?
To carry out inspections of the steering gear at least once a watch.
To keep constant surveillance of machinery and auxiliary systems.
To ensure that the machinery spaces are properly manned.
To take appropriate actions to maintain the speed required.
Is it necessary to cool the water samples from the cooling system, before testing?
Yes, must be cooled to 25 Degr. C.
Yes, must be cooled to 50 Degr. C.
No, must be heated to about 95 Degr.C.
No.
How many carbon atoms are there in solid materials?
Above 16 carbon atoms.
I don't know.
From 5 to 16 carbon atoms.
Up to 4 carbon atoms.
What is the minimum length of rubber insert when replacing a damaged section of the hatch cover seal?
250 mm
200 mm
275 mm
500 mm
On the figure 4 possible definitions of the term "FORECASTLE" are given. Which one is the correct one?
Forecastle is given by C on the figure
Forecastle is given by B on the figure
Forecastle is given by A on the figure
Forecastle is given by D on the figure
You are approaching the shore in a lifeboat when you see a person holding a white flag. He is moving it in a horizontal motion from side to side. What does this indicate?
It is OK to land here
Standby for a rocket line to assist you
Landing here is highly dangerous
Stay offshore, rescue boat is coming
*A davit-launched liferaft on board a ship is so arranged to be boarded by its full complement of persons in less than:
2 min
1min
4 min
3 min
What does this crane signal indicate?
Raise the boom with double speed
Hold
Swing the boom fast
Stop
Даний онлайн-тест складається з 90 випадкових питань із тестів CES 5.1 з обраної вами тематики.