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: 86%
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Right answers:
1

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.
2

There is requirement in MARPOL for the slop tank capacity of oil tankers. What is the requirement for SBT tankers?

Your answer is correct:

2 % where segregated ballast tanks or dedicated clean ballast tanks are provided in accordance with MARPOL.
3

Which class of emission is used for FEC NBDP transmissions?

Your answer is correct:

F1B.
4

What is the status and function of a Panama canal pilot?

Your answer is correct:

He shall have control of the navigation and movement of the vessel.
5

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.
6

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.
7

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.
8

What is the colour of the smoke signal used by life-saving stations or rescue units indicating that distress signals are observed in daylight?

Your answer is correct:

Orange.
9

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).
10

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.
11

In which way may intake of poisonous material occur?

Correct answer:

All mentioned.

Your Answer:

By inhalation.
12

A bulk carrier is loading to complete on summer draught of 10,00 m when in salt water; the vessel is loading in river water; The dock water allowance is 80 mm; The maximum draught when loading is completed is:

Your answer is correct:

10,08 metres.
13

When is a tank gas free?

Your answer is correct:

A tank is only to be considered as gas free when no traces of flammable and/or poisonous gas are measured and in addition O2 content is measured to be 21 %.
14

The circuit consists of two inductors, L(1) = 6 H and L(2) = 12 H, in series. Calculate the equivalent total inductance L(S).

Correct answer:

L(S) = 18 H.

Your Answer:

L(S) = 4 H.
15

When carrying LNG cargoes it is useful to have information about its thermodynamic properties. What is a common source of information that can be used to obtain values for a wide range of these properties?

Your answer is correct:

A Mollier chart.
16

Which of the following spaces may be protected by a fixed carbon dioxide (CO2) fire-extinguishing system?

Your answer is correct:

Machinery spaces of category A.
17

What should you do if the temperature of Hydrogen Peroxide Solution 65 % carried is raising 2 °C per 5 hours and the temperature is above 40 °C?

Your answer is correct:

To avoid uncontrolled decomposition the cargo should be discharged overboard.
18

Indicate the correct name for the tool:

Your answer is correct:

Water pump pliers.
19

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

Your answer is correct:

Cargo hold ventilation systems and associated ducting.
20

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 %.
21

You are in an area of restricted visibility and hear this signal. It is repeated at two minute intervals. What does it indicate?

Your answer is correct:

That there is another vessel nearby, that she is underway, but stopped and making no way through the water.
22

What is the required pressure when testing parts of the oil transfer system (hoses, loading arms etc.) if the test is to satisfy US Coast Guard regulations?

Your answer is correct:

Test pressure equal to 1,5 times the maximum allowable working pressure.
23

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.
24

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.
25

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.

Your answer is correct:

There is no filling restriction for a type 3 chemical tanker.
26

What is a steering wheel?

Your answer is correct:

A helm used to steer the ship.
27

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?

Your answer is correct:

Figure 1.
28

On a Container vessel, what determines how containers should be lashed?

Correct answer:

The cargo securing manual.

Your Answer:

SOLAS 74/88.
29

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.
30

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.
31

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.
32

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.
33

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.
34

The battery of an EPIRB should be changed:

Your answer is correct:

Every 4 years.
35

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.
36

At what calendar interval must lifting appliances on board a vessel be suitably tested by a competent person?

Your answer is correct:

5 years.
37

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

Your answer is correct:

When the flat spring is missing.
38

During mooring operations which is the safe place to be in?

Your answer is correct:

Outside the colored zone.
39

At what calendar interval is a “Special Survey” required?

Your answer is correct:

Bleach.
40

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.
41

What are the compressors fitted as part of the cargo system onboard LNG carriers normally used for?

Your answer is correct:

Removing boil-off gas.
42

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

Your answer is correct:

Vessels with bulbous bow, LPG and LNG vessels must provide their own projector.
43

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?

Correct answer:

Within 24 hrs.

Your Answer:

Within 12 hrs.
44

What is the purpose of the “Mud Box” on a tanker?

Correct answer:

It is at the end of the pipeline in the tank and restricts any particles and solids entering the pipeline system.

Your Answer:

It is the waste collection box in the store rooms.
45

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 saturated chemical compounds are heated under pressure, causing the molecules to react with each other and form smaller molecules.
46

What is the main vitamin found in flour and grain products?

Your answer is correct:

Vitamin B.
47

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

Your answer is correct:

Flat file.
48

At least how often shall rescue boats be launched with their assigned crew and manoeuvred in the water?

Your answer is correct:

Every 3 months.
49

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.
50

What is the main requirement of a lookout posted on the bridge?

Your answer is correct:

Good eyesight and able to communicate with the OOW (officer on watch).
51

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.
52

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.
53

A coated tank holds 400 tons of sea water when filled. How many tons of liquid of liter weight 0,9300 will it hold when filled to 90 % capacity?

Your answer is correct:

326,6 Mt.
54

What is the purpose of adding inhibitor to the individual cargo?

Your answer is correct:

To assure all oxygen is removed from cargo tank and avoid chemical reaction.
55

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

Your answer is correct:

Piston, screw and centrifugal type compressors.
56

The frequency 121,5 MHz is used for:

Your answer is correct:

SARSAT-COSPAS EPIRBS.
57

What could be the possible cause of an engine knocking?

Correct answer:

Any of the below.

Your Answer:

Too big a piston clearance, worn cylinder liner.
58

When is it compulsory to use emergency wires/fire wires for mooring the vessel?

Your answer is correct:

During loading/discharging of persistent/non-persistent oil.
59

In which provision of the Act is the responsibility of the master for the observation of the provisions relating to supervision of maritime service stated?

Your answer is correct:

In Section 6 of the Act.
60

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.
61

Considering the range of sensitive liquid chemicals which routinely require wall-wash prior to loading, what product is mainly used as the rinsing agent in wall-washing?

Your answer is correct:

Methanol.
62

What is the most likely reason for vibration and noise at the suction side of a centrifugal pump when it is running?

Your answer is correct:

Collapsing vapour bubbles due to cavitation.
63

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.
64

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.
65

How can the error of the Gyro compass be determined?

Your answer is correct:

By taking a transit bearing with the gyro compass of two prominent fixed shore objects and comparing it with the bearing of the same objects on the chart.
66

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.
67

Which is the “PANAMA LEAD”, in the figure?

Your answer is correct:

The Panama Lead is indicated by C, in the figure.
68

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

Your answer is correct:

Measuring the distance from the surface of the cargo to the ullage reference point.
69

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.
70

This circuit consists of two resistances, R1 = 6 ohm and R2 = 12 ohm, connected in series. Calculate the equivalent resistance R(S) of the two resistances.

Correct answer:

R(S) = 18 ohm.

Your Answer:

R(S) = 4 ohm.
71

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

Your answer is correct:

Your ship’s name and call sign.
72

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

Your answer is correct:

1 min.
73

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.
74

You are inerting a cargo tank on an oil tanker, prior to gas-freeing for entry. What is the maximum permitted oxygen content in the inert gas main as required by SOLAS 1974?

Correct answer:

5 % by volume.

Your Answer:

8 % by volume.
75

Is it necessary to construct a passage plan (or voyage plan), for transiting a canal or river, when under pilot?

Your answer is correct:

A passage plan is always required, irrespective of the length of the voyage, or if the ship is under pilot.
76

On a RoRo vessel, when loading Double Stacked containers on Maffi Trailers how many twist locks should have used between 2 containers?

Your answer is correct:

One on every corner, 4 in total.
77

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.
78

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.
79

Which is the “Windlass”, in the figure?

Correct answer:

The Windlass is indicated by D, in the figure.

Your Answer:

The Windlass is indicated by C, in the figure.
80

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

Correct answer:

Passenger ships carrying more than 36 passengers.

Your Answer:

Tankers.
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