Онлайн-тестирование: Онлайн-тест CES 5.1 для Deck department, Support level, Chemical tanker vessel

The display of the DSC-controller on board is showing the following lines: TX call:Selectiveto: 02114200 Category: RoutineUSB:telephony DSC Tx 2189.5 kHz save>send< This DSC-message must be transmitted in the mode:

For a DSC-connection (no ‘distress alert’) with another vessel the following frequencies are used:

Messages sent via INMARSAT C are charged

Do you think there is any reduction in the rudder lift force if the propeller is stopped?

Should recommended route information be used in conjunction with weather routing?

In which waters are piracy attacks most frequent?

When you are taking an "ullage" on a cargo tank on an oil tanker, what are you actually doing?

Part of the outer surface of a refrigeration compressor crankcase and the refrigerant return line near the compressor ice up heavily during normal operation. Which of the options given is the most likely cause of this problem?

What is meant by the term "segregation"?

To conform with "best practise", can you drive a crane and stand-by for a colleague who has entered a cargo tank at the same time?

Which of the following is not a principle of heat transfer utilised in a boiler?

Which of these is not covered in the chain register?

The DoS addresses the responsibility for the security of the water around the ship and the verification of increased threat levels.

Why do we use oil free compressors on the cargo side in a cargo cooling plant?

Air bags (dunnage bags) are widely used for securing palletised refrigerated cargoes. In the case of a fruit cargo, which of the given options should the user be aware of?

Which of the following is a requirement on an oil tanker before entering any enclosded area containing inert gas generating equipment?

On a General Cargo ship in the United States, what will be the consequences of a ship's failure to correct an unsafe stevedore working practice?

Safety is of great importance on a liquefied gas carrier because of the hazardous nature of the cargoes carried. Where should a copy of the ship's fire fighting and safety plan be kept while the vessel is alongside at a terminal?

What kind of damage can ro-ro cargoes sustain when loaded above fuel tanks?

Which regulations cover packaging materials consisting of wooden elements?

What should the master know prior to loading iron ore?

When working in parts of the inert gas system such as the scrubber or deck water seal, what procedure must be followed?

What is required in accordance with IMO's requirements regarding cargo segregation?

What is the two letter signal, to be used by flags, radiotelephony or radiotelegraphy, meaning "Calling All Ships".

Approximately how many days will fresh cucumbers usually last in cold storage?

On what criteria is the Threshold Limit Value (TWA) based?

What is mean by bulk Grain cargoes have a low angle of repose?

One or more pressure/vacuum-breaking devices shall be provided on the vent mains to prevent the cargo tanks from being subject to a positive and negative pressure. What is the normal pre-set point for negative pressure?

A cargo of steel swarf and borings (waste steel material from industrial processes) carried on a Bulk Carrier, is particularly liable to what?

What are “contractual clauses”?

What would it mean if a dangerous cargo was declared as Class 3 (sub risk Class 6)?

If a patient is bleeding from nose

By what name are the regulations which control the discharge of noxious substances and prevent pollution from ships known?

What is the reason for gassing up cargo tanks before loading?

In a fresh water tank we are using a pressure transmitter with a range of 0-0.5 bar/4-20mA for level measurement.The transmitter is installed 30 centimeters from the bottom of the tank,and the tank is 5 meters high. What will the output from the transmitter be when the tank is empty?

When would the Chief Officer wish to consult the First Engineer?

What is the minimum number of lifebuoys that shall be provided with self-igniting lights an self-activating smoke signals?

Which of the following forms of food poisoning is particularly associated with outbreaks on cruise ships?

On a General Cargo Vessel cargo is be secured using turnbuckles (bottlescrews) and wires; what is the minimum number of bulldog grips that should be used to attach wires to turnbuckles ?

Many modern boiler burners operate with automatic modulating combustion control? Which of the following is necessary to ensure high efficiency and low emissions throughout the load range with this type of operating control?

From the options given, select the main reason why conventional mercury thermometers should not be used for taking pulp readings of a fruit cargo on a reefer vessel.

You are to load a cargo of Cyclohexanol to tanks 2, 3 and 4 centre and 2 and 4 wing tanks. The lines to these tanks are all connected at the manifold with flexible hoses and are all capable of being isolated with the exception of 2 centre, which has therefore been designated as the last tank to load. What will you do with the other tanks as they complete loading?

When securing a non-standardized portable tank what is a favourable securing angle that will prevent it from tipping in the fore and aft direction?

A General Cargo vessel develops an angle of loll while loading a heavy item of deck cargo alongside; what is the action to be taken ?

According to the specification for Oil Discharge Monitoring and Control Systems for oil tankers laid down by IMO, which of the following is the definition of an 'overboard discharge control'?

On a Container vessel, where do OSHA regulations apply?

Who has the responsibility to ensure that the highest standards of cleanliness and hygiene are maintained in the galley? (Select the most correct answer)

What name is given to the process on an oil tanker, when inert gas is being blown into a cargo tank, to reduce the level of oxygen it contains?

The sign on the image indicates:

Maintenance is to be carried out on a diesel engine. How long after stopping the engine should the cooling water and lubricating oil be kept circulating in order to avoid any undue thermal stress from residual heat?

What type of bomb search should you conduct to avoid panic when the credibility of the threat is in doubt and you don’t want to disrupt ship business?

Chemical tankers commonly use portable "closed gauging systems". What is the particular safety design feature of such equipment?

When should a master agree to load a cargo of concentrates?

What is a Declaration of Security?

Which plan shows the position of the centre of gravity of every tank aboard the ship?

Select the three main checks that must be made to ensure that a hold of a General Cargo Vessel is fully weathertight before sailing ?

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?

All heat burns should be

If you are looking for passengers who may be trapped or hiding, what is the best command to shout?

What is the purpose of girders in the tank?

The buoyancy forces upwards act at what part of the hull?

Which of these will not physically damage a bulk carriers’ plating, frames and brackets?

What is the recommended maximum salt intake per person per day?

What should be done when flammable vapours are detected in a cargo hold?

Some of the cargoes carried onboard liquefied gas carriers are classed as saturated hydrocarbons. What are the features of the common saturated hydrocarbon cargoes (e.g. propane and butane) that are carried on these vessels?

How do we control the cargo tank pressure whilst we are at sea?

After discharge of a bulk cargo by grabs, tank tops and lower hopper side plating must be checked for ?

Is it permitted to load fully refrigerated propane directly onto a fully pressurised LPG carrier without additional conditioning of the cargo or cargo spaces?

What is the purpose of introducing inert gas into cargo tanks?

Why should ro-ro passenger ships be subdivided into main vertical zones?

What measures regarding ship stability should be taken in order to make passenger ships able to withstand critical damage?

On a Container vessel, where should containers containing infectious substances be stowed?

What stability precautions should be taken when loading heavy cargo on a conventional general cargo vessel?

During a stay in port, what shall always be ready at the gangway?

One of the Main Engine cooling pumps is down for maintenance. The rest of the cooling pumps are operating near full capacity with minimum margins on the maximum temperature limit. What should be the correct action to take with regard to UMS operation?

When considering the successful delivery of a perishable cargo, select, from the options given, the thing over which the carrier has least control.

Which of the following cargoes can normally be loaded next to each other in the same space of a General Cargo vessel?

When talking about cargo operations on an oil tanker, what is "topping off"?

During bunker transfer operations, deck scuppers should be:

What is the minimum length of rubber insert when replacing a damaged section of the hatch cover seal?

Most of the engine makers recommend to change the cylinder head gaskets each time a piston overhaul is carried out. Why?

What is the first thing you are doing when having a lifeboat drill?

How many buoyant smoke signals are carried in each lifeboat?

After smoking cigarettes they should be disposed of as follows: