在线测试： Test online CES 5.1 for MASTER / Ch-Officer, Chemical tanker vessel

In case of a fire inside the Acetylene-line in the ac/ox gas welding equipment, what action is deemed necessary?

The temperature control system of the crankshaft bearings of the main engine indicates high temperature. What would be the correct action to be taken with regard to opening and checking of the crankcase?

Halons are decomposed in toxic products when they are applied at temperatures near

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?

Which of the following services is not provided by INMARSAT A

What comprises an INMARSAT-B subscriber number?

What is the name of the reference manual, jointly produced by the International Maritime Organization and the International Civil Aviation Authority, which currently outlines the organization and management of search and rescue activities at sea?

Which of the following is a SART transponder frequency :

" On area A2 the function "" Transmission and reception of signals for locating "" is mainly based on:"

What is a MSDS ?

What is true if a chemical has a odor value (ov) of 10 ppm and a threshold value (tlv) of 5 ppm.

What should be applicable to tank cleaning operations by means of circulation products with low flash products (below 60° C) ?

Which one of the listed tasks do not necessarily have to be included in onboard training and instruction of crew members? (SOLAS III/18.4 - 18.5)

A Cargo Ship Construction Certificate will be issued for :

You are taking fuel on your vessel in the US when you notice oil on the water around your vessel. You are to stop taking fuel and:

You are on a vessel 10 nautical miles off the coast of Nigeria, West Africa. Are you allowed to dump empty glass bottles overboard ?

If you are ordering chain for use as 'Chain Stoppers' on mooring wires, the length of chain usually recommended for use in each stopper is:

If a shipping company wants to be attractive to clients, it must be able to provide?

In accordance with GMDSS rules, the frequency 2187.5 kHz is used for:

The ship-shore HF-telephone-channel 2228 consists of the frequencies 22081.0 kHz and 22777.0 kHz. In case of manual operation, one should tune the receiver on:

The ship-shore HF-telephone-channel 1615 consists of the frequencies 16402.0 kHz and 17284.0 kHz. In case of manual operation, one should tune the receiver on:

Define the class of emission J3E :

Which of the following are SARSAT COSPAS EPIRB frequencies :

*Which of the following information shall be specified by the muster list ?

*How much lifeboat capacity should be provided on a conventional cargo ship of more than 85 meters in length ?

*In a distress situation and immediately after the distress signal has been sounded, what next action should be taken by the officer on duty ?

Which one of the listed requirements regarding life-saving appliances corresponds to present regulations?

Which of the following fittings shall be provided to all lifeboats:

Which item among those below is included in the normal equipment of every lifeboat ?

What is the purpose of the "Bowsing tackle" (block and tackle) supplied at each end of the lifeboat?

Give the meaning of the following symbol

*Which of following items shall be included in an abandon ship drill?

The Training Manual shall contain instructions and information on the life-saving appliances and the best method of survival. The training manual shall contain detailed explanations of crew duties in relation to emergency situations. Which of the following tasks or duties shall be included in the manual according to present regulations?

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

Why is it important to have knowledge of assembling stations, even though you have no specific role during an emergency?

A heat exchanger of the tube and shell type is used for cooling lubricating oil with seawater as the secondary fluid. Which of the options would indicate that the tube stack was becoming fouled (scaled or coked) rather than blocked?

What would be a correct form of response to the question: What is the weather in your position?

Who is responsible for the development of the Ship Security Plan?

At what calendar interval is a "Special Survey" required?

What is the full name of the International Convention dealing with stability of passenger ships?

What would the Master require of the Chief Officer?

Does MARPOL apply to gas carriers?

What is often done prior to loading grain in cargo holds which are sweating?

Which of the following groups of chemical cargoes is particularly susceptible to polymerisation, especially through exposure to heat?

What is the value of GZ at angles of heel greater than 5 degrees?

Once a hatch is sealed, what prevents sparks from entering the hold of a Bulk Carrier?

Where and for what are rubber mats used on board a pure car carrier?

What cooling medium is normally used to cool the condenser of a fresh water generator?

To whom should the Master immediately report a shipboard incident involving the loss overboard of dangerous goods?

Although not a requirement of the IMDG Code, on a container vessel, why would carrying Calcium Hypochlorite under refrigeration be a benefit?

What are you normally calling the compressor that collects the boil-off from the header connected to each cargo tank?

What is the definition of "dew point" of a vapour mixture?

On a Container vessel, what should a crew member do if a tank container on deck is found with a leaking valve?

If conditions permit, which is the best way to board a liferaft which is floating close to the ship?

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?

A power card taken from a diesel engine cylinder using a mechanical indicator has a flat top. Which of the possible actions given in the options is most likely to correct this irregularity on the power card?

A bulk coal cargo is to be loaded and the moisture content is declared as 19 ; the transportable moisture limit of the cargo is declared as 15, what should the Master do?

After a couple of hours of operation the failure alarm sounds for a heavy fuel oil purifier which is operating on a timed automatic sludge cycle. Upon investigation the purifier is found to be running slowly and when opened up the casing and sludge outlet is heavily fouled with sludge in contact with the bowl. From the options given what is the most likely cause of this problem?

Check the items that can be a possible threat

Where shall you be able to activate the ship security alert system on board ro-ro passenger ships?

A refractory material is one that will retain its solid state even at very high temperatures, and furnace temperatures as high as 1650 °C have been recorded in marine boilers. What is the primary purpose of using a refractory?

With the exception of some citrus fruits and bananas, fruit is usually pre-cooled to the required carriage temperature prior to loading on a reefer vessel. In order to protect the cold chain, and to maintain the temperature of the fruit, a minimum exposure time to ambient conditions during loading is necessary. What action should the deck officers take during loading to achieve this minimum exposure time?

A bulk cargo of steel coils is loaded and a number of the coils are noted by the Chief Officer to be rusted; what must the Master ensure?

From where can one obtain information regarding the segregation of dangerous goods packed in cargo transport units?

s

Which one of the following liquefied gas cargoes is considered as presenting a toxic hazard according to the IMO Gas Codes?

Who is responsible for implementation of working environment work on board?

Medium and high speed diesel engines used for electrical generation duties on board ship have overspeed protection devices fitted to protect the engine in case the electrical generator trips while carrying high loads. Why are these devices necessary?

What does the Captain think about the Chief Mate's question?

The turbocharger on a diesel engine is surging and making occasional, loud "whoofing" noises. Which one of the options given is the most probable cause of this?

Whenever there is a major bleeding, the first priority should be to:

Large slow speed diesel engines are usually of the crosshead type and have various arrangements to deliver lubricating oil directly to the crosshead bearings and guides to ensure adequate lubrication. Why are the crosshead bearings considered differently to the other bearing in this type of engine in respect of lubrication requirements?

What would you do before giving a boiler a “bottom blow”

Why is the tightening of the timing chain important?

Is it recommended to adjust the spring tension on the fuel valves during operation to achieve:

According to the IMO Gas Codes, what are the maximum time intervals for sampling and analysing samples from the permanent installed gas detection system?

Many water tube boilers feature so called screen tubes. What is the purpose of these screen tubes?

Two reference points for pressure exist, absolute zero and atmospheric pressure. What do you call pressures measured relative to atmospheric pressure?

In which of the following processes will the time constant be of minor importance

Which of the following cargo types is a general cargo vessel best suited ?

The demister unit is located close to the inert gas scrubber. What is the purpose of the demister?

To what Proof Load is an 80T SWL derrick tested?