Тест по Engine department for all types of vessels (CES v6.0)

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The test consisted of 80 random questions.
Total questions on this topic: 171
Your result: 91%
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Right answers:
1

What is the correct chemical name for Caustic Soda in liquid form?

Your answer is correct:

Sodium Hydroxide solution.
2

You have just joined a chemical tanker. Where would you find a description of the ship’s cargo handling equipment, details on the ship’s cargo unloading procedures and tank stripping and details on procedures relating to the cleaning of cargo tanks, the discharge of residues, ballasting and deballasting?

Your answer is correct:

The Annex II Procedures and Arrangements Manual.
3

Diodes are widely used in rectification, or the conversion of alternating current to direct current. The sinusoidal input voltage V (in) is applied to the circuit shown. Which of the output voltages is correct?

Correct answer:

Figure 1.

Your Answer:

Figure 4.
4

Which of the given options characterizes a 2-stroke diesel engine?

Your answer is correct:

A 2-stroke engine completes a full cycle every revolution.
5

Your vessel have been in collision with another vessel. You are taking in water and you have to prepare for leaving the vessel. How will you act?

Your answer is correct:

Send a distress message and collect survival suits/thermal bags.
6

A drip tray containing oil is on fire. The only fire fighting equipment available is water hose with spray jet/spray nozzle. How, if at all, should you attempt to put out this fire using water?

Your answer is correct:

The water can be applied in a fine spray starting from the front in a sweeping motion.
7

If the heat transfer capacity in a heat exchanger is dropping, the following action should be taken:

Your answer is correct:

Clean the heat transfer surface.
8

Who shall carry out the detailed preliminary supervision of maritime service of seafarers before the commencement of service?

Your answer is correct:

The employer/master.
9

Are there any restrictions for transit of the Suez canal?

Your answer is correct:

The Suez Canal is a sea-level canal. There are beam and draft restrictions for very large vessels.
10

When discussing the properties of an oil cargo, what is the “wax content”?

Your answer is correct:

The percentage of paraffinic wax by volume, based on a representative sample of the crude oil.
11

1 GHz is equivalent to:

Your answer is correct:

1 000 000 000 Hz.
12

Which is the “FORWARD BREAST LINE”, in the figure?

Correct answer:

The forward breast line is indicated by C, in the figure.

Your Answer:

The forward breast line is indicated by B, in the figure.
13

Sea area A4 is in maritime radio traffic sea area:

Your answer is correct:

Outside the sea areas A1, A2 and A3.
14

There are many types of pumps fitted onboard ship which an engine room rating may be required to assist with the maintenance of. Which type of pump is shown in the illustration?

Your answer is correct:

A centrifugal pump.
15

During crude oil washing of No: 1C tank the duty deck officer reports that the oxygen reading in the tank is 9 %. What should you do?

Your answer is correct:

Stop the washing process and not resume until the oxygen content in the tank below 8 %.
16

What is the meaning of the following symbol?

Your answer is correct:

Secure hatches.
17

If you use chemicals for cleaning up an oil-spill on the water, what would the chemicals do?

Your answer is correct:

Disperse or dissolve the oil into the water.
18

How will you calculate transverse accelerations?

Your answer is correct:

Multiply the values taken from tables 2, 3 and 4 of the Cargo Stowage and Security (CSS) Code.
19

Reduced capacity accompanied by vibration and noise at the suction of a centrifugal pump results from the action of vapor pockets in the fluid being pumped caused by:

Your answer is correct:

Cavitation.
20

Which one of the listed requirements regarding enclosures of totally enclosed lifeboats do not correspond to present regulation? The enclosures shall be provided with:

Your answer is correct:

Windows on both sides which can be closed watertight and opened for ventilation.
21

On a container vessel, where should a mid-bay guide be positioned?

Your answer is correct:

On the tank top mid-way in 40′ guides to prevent transverse movement of 20′ containers.
22

Why shall a duly qualified officer supervise any potential polluting operation?

Your answer is correct:

To avoid pollution.
23

Which of this information must be included in a piracy attack alert?

Correct answer:

Your ship’s name and call sign.

Your Answer:

The number of crew onboard.
24

In the type of fluorescent lamp system shown in the illustration, the role of the starter is to perform which of the following?

Your answer is correct:

To pass current through the lamp heaters and then interrupt the inductive striking current.
25

Why did they order another tug?

Your answer is correct:

Because they wanted to make sure that the ship could be turned safely.
26

What is the correct name of the tool shown in the sketch?

Your answer is correct:

Flat file.
27

Which of the following is a chemical commonly added to cleaning substances used to clean galley areas?

Your answer is correct:

Bleach.
28

How many lifebuoys can you expect to find on board a cargo ship of 190 metres in length (including those of the quick-release system)?

Your answer is correct:

At least 12 distributed on both sides of the ship.
29

Enthalpy is an expression of how much energy is tied up in one kilo of a substance. A substance’s total energy consists of:

Your answer is correct:

External and internal energy.
30

What is the purpose of the LD (low duty) compressors on an LNG carrier?

Your answer is correct:

To handle the LNG boil-off vapour for fuelling the boiler.
31

Why are all RoRo passengers ships divided into vertical “zones”?

Your answer is correct:

Vertical zones are fire zones which can be divided from each other with fire doors. In case of fire, all fire doors in front and aft of the fire will be closed to prevent spreading of smoke/fire.
32

The battery of an EPIRB should be changed:

Your answer is correct:

Every 4 years.
33

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?

Your answer is correct:

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.
34

In case of diesel driven fire pumps, for how long shall the fuel tank capacity allow the pump to be run at full capacity? (SOLAS II-2/4.3.3.2.3).

Your answer is correct:

3 hours.
35

A lifejacket is so constructed that a person can correctly do it within a period of:

Your answer is correct:

1 min.
36

When will a hatch cover cross-joint wedge need replacement?

Your answer is correct:

When the flat spring is missing.
37

If a seaman has to walk across a stow of cartons containing perishable foodstuffs what should he do to minimise the risk of damage to the contents? Select the most appropriate option from those given.

Your answer is correct:

He should step on the comers of the cartons.
38

The picture shows a common used 3,5 inches diskette type for storing data. What is the data storing capacity for such diskette?

Your answer is correct:

1,44 MB.
39

The circuit consists of two inductors, L(1) = 6 H and L(2) = 12 H, connected in parallel. Calculate the equivalent L(S) of the two inductors:

Your answer is correct:

L(S) = 4 H.
40

If oil out of the bowl casing drain of a solids ejecting separator what is the most likely problem?

Your answer is correct:

Insufficient amount of bowl closing water.
41

The abbreviation “NPSH” is often seen in connection with the efficiency of cargo pumps on oil tankers. What does this abbreviation stand for?

Your answer is correct:

Net Pressure Suction Head.
42

What is the weather associated with being in the centre of an Anticyclone (a region of High Pressure)?

Your answer is correct:

Light winds and fair weather, sometimes fog.
43

What is important to check when transferring a position from the GPS output to a paper chart?

Your answer is correct:

Any necessary corrections are applied to convert between the GPS datum and the chart datum.
44

The death of a passenger occurs on board, what legal actions must be taken by the Master?

Correct answer:

First aspect confirm death. Notify company, and next-of-kin, and if on board to be advised and comforted as may be required. Arrange to have body moved to freezer area. Notify local agents and British Consul when abroad. Entry to be made in Record of Births and Deaths.

Your Answer:

Confirm death. Have body moved to a freezer compartment. Contact local agent and British Consul as appropriate. Complete narrative section of Official log book. Make an entry in the deck log book detailing actions taken.
45

One water fog applicator is required for each pair of breathing apparatus on board which type of ship?

Your answer is correct:

Passenger ships carrying more than 36 passengers.
46

If oil flows out of the bowl casing drain of a solids ejecting separator what is the most likely problem?

Your answer is correct:

Insufficient amount of bowl closing water.
47

Which of the following items shall be included in an “abandon ship”-drill?

Your answer is correct:

Checking that passengers and crew are suitably dressed and lifejackets correctly donned.
48

The following DSC was received (at what time received?) 27.05.1997 23:23 CALLED VHF CH70 FORMAT: DISTRESS DIST-ID: 367449000 N OF: UNDESG DISTRESS POSITION: N 52,43 E04.maj DIST-UTC: 00:00 TELECOM: G3E SIMP TEL EOS: EOS.

Your answer is correct:

23:23.
49

What significant change to the requirements for the carriage of Vegetable Oils in tankers was introduced by the amendments to MARPOL and the IBC Code on 1st January 2007?

Your answer is correct:

They must now be carried in double-hull tankers.
50

Which one of the following items has to be included in an abandon ship drill?

Your answer is correct:

Lowering of at least one lifeboat after any necessary preparation for launching.
51

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

Correct answer:

Yes, the bottles can be dumped if they are ground so that the resulting particles can pass through a screen with 25 mm openings.

Your Answer:

No, glass bottles can not be dumped overboard.
52

When 3 phase alternators are operating in parallel, it is very important that the reactive load is evenly shared so that the total alternator loads are evenly shared. If the total alternator load is the vector sum of active and reactive loads, which side of vector diagram (power triangle) shown represents the reactive load?

Your answer is correct:

(Y).
53

What will you do if the heat transfer capacity is dropping, and we know that flow and heat energy corresponds to the specifications?

Your answer is correct:

Use the “cleaning in place” arrangement to open the heat exchanger for visual inspection and manual cleaning.
54

What is the normal thickness of the primary barrier (membrane) on membrane containment type systems as used in LNG carriers?

Your answer is correct:

0,7-1,5 mm.
55

What is understood by the term “take the helm”?

Your answer is correct:

Take over the steering of the ship.
56

The Master is responsible that all crew participate in monthly emergency drills. If 25 % of the crew (or more) has not participated in such drill during the last month, what is the time limit to conduct such a drill after the vessel has left a port?

Your answer is correct:

Within 24 hrs.
57

On some trades fruit cargoes may be subjected to “in-transit cold treatment” also known as cold treatment. From the options given which is the main purpose of this cold treatment?

Your answer is correct:

To maintain a specified minimum temperature for a prescribed time period to kill off any fruit fly which may be present when loading the cargo.
58

With two alternators operating in parallel at 75 % load capacity, one trips without any warning. What is the first action that should be taken?

Your answer is correct:

Trip/stop all nonessential loads that are connected to the switchboard.
59

What is the main responsibility of a bridge lookout at night?

Your answer is correct:

Inform the bridge of any new lights when they appear over the horizon or any other items observed which may affect the ship.
60

What is the purpose of the unscheduled inspectors on board ships?

Your answer is correct:

To determine whether the ship is seaworthy.
61

Which is the preferred method for starting an air conditioning refrigeration compressor which has been shut down for a period of time?

Your answer is correct:

Start with suction valve throttled in to minimise risk of drawing liquid refrigerant into the compressor.
62

Most fruit cargoes carried under refrigeration require introduction of fresh air into the cargo space to remove any excess carbon dioxide and ethylene produced by respiration of the cargo and sensors are fitted to detect these gases. Shipper’s instructions will often indicate “constant air change” as a requirement for a cargo. Why, even though this is a crude method for controlling the cargo space atmosphere, is this type of instruction given?

Your answer is correct:

Some cargoes are very sensitive to ethylene levels and it may be difficult to accurately measure the low levels that would affect a cargo.
63

When lashing general cargoes why are short lashings preferred to long ones?

Your answer is correct:

Because they are more easily tightened and held in tension.
64

What contributes most to rust formation on vehicles/Ro-Ro units?

Your answer is correct:

Cargo hold ventilation systems and associated ducting.
65

If your vessel was to load sugar which of these situations would result in the cargo holds failing inspection?

Your answer is correct:

Traces of insect infestation in the bilges.
66

Searchlights must be provided for night navigation in the Suez Canal. Which of the listed requirements are correct?

Correct answer:

Vessels with bulbous bow, LPG and LNG vessels must provide their own projector.

Your Answer:

If vessels have their own projector, an extra fee will be levied on the vessel.
67

What are the requirements regarding slop tank capacity on combination carriers with smooth walls (bulkheads)?

Your answer is correct:

Not less than 1 % of the oil-carrying capacity of the ship.
68

What is the MARPOL definition of a “high-viscosity substance”?

Your answer is correct:

A noxious liquid substance in category “X” or “Y” with a viscosity equal to or greater than 50 mPas at the unloading temperature.
69

What is polymerisation?

Correct answer:

The process by which unsaturated chemical compounds are heated under pressure, causing the molecules to react with each other and form larger molecules.

Your Answer:

The process by which the molecules in unsaturated chemical compounds react with each other during cooling, forming larger molecules.
70

Normally ventilation fans in enclosed ro-ro spaces must be run continuously whenever vehicles are on board, why?

Your answer is correct:

An increased number of air changes may be required when vehicles are being loaded or unloaded, or where flammable gases or liquids are stowed in closed ro-ro spaces.
71

On the figure possible definitions of the term “HEIGHT” are given. Which one is the correct one?

Your answer is correct:

Height is given by D on the figure.
72

Does the Health & Safety Executive (HSE) have authority in dealing with shipping matters?

Your answer is correct:

The HSE has authority only where an interface exists between the ship and shore e. g. means of access regs. In a serious case, they would contact the local Marine Officer.
73

By reduced transmitting power is meant in VHF a power between:

Your answer is correct:

0,5-1 watt.
74

Which is the “Windlass”, in the figure?

Your answer is correct:

The Windlass is indicated by D, in the figure.
75

Which type of compressors is used as cargo compressors onboard gas carriers?

Your answer is correct:

Piston, screw and centrifugal type compressors.
76

When there is doubt about the freshness of the atmosphere in enclosed or confined spaces, what actions should be taken?

Your answer is correct:

Arrangements should be made for testing of the atmosphere to ensure maintenance of 21 % oxygen and a carbon monoxide content below 50 ppm in the atmosphere of the space.
77

On a general cargo ship, where would the fire hydrants be located?

Your answer is correct:

At such locations that at least two jets not emanating from the same hydrant may reach any part of the ship normally accessible to the crew while the ship is being navigated, one of these jets coming from a single length of hose (the other jet may come from two hoses joined).
78

When will a ro-ro vessel pitch heavily?

Your answer is correct:

When wave lengths are equal to the ship’s length.
79

According to SOLAS Regulation all dedicated seawater ballast tanks on oil tankers shall have an efficient corrosion prevention system such as hard protective coatings or equivalent. With regard to coatings do SOLAS set any requirement to colour?

Your answer is correct:

Preferably light colour.
80

A rocket parachute flare reaches an altitude of:

Your answer is correct:

Not less than 180 m.
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