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

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Правильні відповіді:
1

Sea area A4 is in maritime radio traffic sea area:

Ваша відповідь правильна:

Outside the sea areas A1, A2 and A3.
2

In which way may intake of poisonous material occur?

Ваша відповідь правильна:

All mentioned.
3

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

Ваша відповідь правильна:

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.
4

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

Ваша відповідь правильна:

Net Pressure Suction Head.
5

A rocket parachute flare reaches an altitude of:

Правильну відповідь:

Not less than 180 m.

Ваша відповідь:

Not less than 300 m.
6

You have loaded a cargo of n-Propyl Acetate to all tanks. They are each loaded to around 98 % capacity. You now have to clear the lines into the ship. What is the biggest risk associated with this operation?

Ваша відповідь правильна:

Unless carefully controlled, too much disturbance will be generated in the tanks and product will be forced up the vent risers, resulting in an overflow.
7

Which electronic component does this graphical symbol represent?

Ваша відповідь правильна:

Transistor.
8

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

Ваша відповідь правильна:

Insufficient amount of bowl closing water.
9

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.

Правильну відповідь:

He should step on the comers of the cartons.

Ваша відповідь:

He should step on the edges of the cartons.
10

What is the meaning of the following symbol?

Ваша відповідь правильна:

Secure hatches.
11

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?

Ваша відповідь правильна:

Within 24 hrs.
12

During duplex mode you are able to:

Ваша відповідь правильна:

Interrupt.
13

Are there any restrictions for transit of the Suez canal?

Ваша відповідь правильна:

The Suez Canal is a sea-level canal. There are beam and draft restrictions for very large vessels.
14

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?

Ваша відповідь правильна:

Figure 1.
15

What do you understand by the term “Terminal Representative”?

Ваша відповідь правильна:

A person appointed by a cargo terminal for operations conducted by that terminal with regard to a ship.
16

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

Ваша відповідь правильна:

Use the “cleaning in place” arrangement to open the heat exchanger for visual inspection and manual cleaning.
17

Give the meaning of the following symbol:

Ваша відповідь правильна:

Start water-spray.
18

On board a DSC-call is to be made in case of an OBS. Choose the category:

Правильну відповідь:

Routine.

Ваша відповідь:

Safety.
19

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

Правильну відповідь:

Cargo hold ventilation systems and associated ducting.

Ваша відповідь:

Vehicles loaded wet.
20

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

Ваша відповідь правильна:

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.
21

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).

Правильну відповідь:

3 hours.

Ваша відповідь:

1 hour.
22

According to the IMO Gas Codes, what is the minimum number of “Firemen’s outfits” required to be carried on an LNG carrier (gas tanker) with a cargo capacity above 5 000 m3?

Правильну відповідь:

5 sets.

Ваша відповідь:

4 sets.
23

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

Ваша відповідь правильна:

Because they are more easily tightened and held in tension.
24

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

Ваша відповідь правильна:

The Panama Lead is indicated by C, in the figure.
25

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

Ваша відповідь правильна:

To assure all oxygen is removed from cargo tank and avoid chemical reaction.
26

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

Ваша відповідь правильна:

Inform the bridge of any new lights when they appear over the horizon or any other items observed which may affect the ship.
27

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

Ваша відповідь правильна:

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.
28

What could be the possible cause of an engine knocking?

Ваша відповідь правильна:

Any of the below.
29

This circuit consists of two capacitors, C(1) = 6 μF and C(2) = 12 μF, in series. Calculate the equivalent C(S) of the two capacitors.

Ваша відповідь правильна:

C(S) = 4 μF.
30

Which class of emission is used for FEC NBDP transmissions?

Правильну відповідь:

F1B.

Ваша відповідь:

G3E.
31

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

Правильну відповідь:

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

Ваша відповідь:

The observed volume percentage of waxy deposits found in a cargo tank after discharge in relation to the total volume of cargo previously carried.
32

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?

Ваша відповідь правильна:

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.
33

Cargo gear/cranes should at regular intervals be thoroughly examined and load tested by a recognised company/yard. How often should such examination/load test take place?

Ваша відповідь правильна:

Every 5th year.
34

A contractor is hired to install new navigation equipment onboard your ship while it’s berthed. For a period of time he’s left unsupervised and photographs schematics of the ship that he finds rolled up and stored in the corner of a nearby office. Later, from home, he hacks into the network and prints off information about the ship’s security procedures. Which of these information security measures would have prevented his unauthorized access?

Правильну відповідь:

Secure area, passwords, a firewall and a secure network.

Ваша відповідь:

Secure area, passwords, a firewall and protective markings.
35

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

Ваша відповідь правильна:

Sodium Hydroxide solution.
36

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

Ваша відповідь правильна:

Lowering of at least one lifeboat after any necessary preparation for launching.
37

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

Ваша відповідь правильна:

Trip/stop all nonessential loads that are connected to the switchboard.
38

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?

Правильну відповідь:

(Y).

Ваша відповідь:

(X).
39

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?

Ваша відповідь правильна:

Some cargoes are very sensitive to ethylene levels and it may be difficult to accurately measure the low levels that would affect a cargo.
40

What types of fire extinguishers shall be used in the engine room?

Ваша відповідь правильна:

Fire extinguishers equipped for powder or CO2 only.
41

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

Ваша відповідь правильна:

Light winds and fair weather, sometimes fog.
42

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

Правильну відповідь:

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

Ваша відповідь:

A passage plan is required from departure from port to arrival at the pilot station at the destination.
43

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

Правильну відповідь:

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

Ваша відповідь:

3 % where segregated ballast tanks or dedicated clean ballast tanks are provided in accordance with MARPOL.
44

Which international regulations govern the disposal of waste material, including galley waste, from ships?

Ваша відповідь правильна:

Annex V, MARPOL 73/78.
45

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

Ваша відповідь правильна:

During loading/discharging of persistent/non-persistent oil.
46

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

Ваша відповідь правильна:

To avoid pollution.
47

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?

Ваша відповідь правильна:

In Section 6 of the Act.
48

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

Ваша відповідь правильна:

A 2-stroke engine completes a full cycle every revolution.
49

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

Ваша відповідь правильна:

Start with suction valve throttled in to minimise risk of drawing liquid refrigerant into the compressor.
50

This circuit consists of a voltage source V, a change-over switch S, a resistor R and a capacitor C. The voltage/time figures 1 to 4 show changes in the voltage V (C) when the switch S is suddenly shifted from position 1 to 2 at time t = 0. Only one of the diagrams is correct. Which?

Ваша відповідь правильна:

Figure 1.
51

The battery of an EPIRB should be changed:

Правильну відповідь:

Every 4 years.

Ваша відповідь:

Every 2 years.
52

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

Ваша відповідь правильна:

Vitamin B.
53

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

Ваша відповідь правильна:

Flat file.
54

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?

Ваша відповідь правильна:

To avoid uncontrolled decomposition the cargo should be discharged overboard.
55

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

Ваша відповідь правильна:

Clean the heat transfer surface.
56

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?

Ваша відповідь правильна:

The superheat control setting for the thermostatic expansion valve is set too low.
57

What action would you take if the performance of a plate type heat exchanger was falling off even though flow rates and pressures of the primary and secondary fluids were normal?

Ваша відповідь правильна:

Clean the heat exchanger.
58

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

Правильну відповідь:

Machinery spaces of category A.

Ваша відповідь:

All the spaces mentioned.
59

Feed check valves for main and auxilliary purposes are normally of the double shut off type, as shown in the diagram. What is the main function of the non-return valve?

Ваша відповідь правильна:

To prevent the steam and water in the boiler from discharging out by the feed line, if a feed line fracture or a joint in the line blows.
60

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?

Ваша відповідь правильна:

Preferably light colour.
61

What is the minimum capacity of the portable tank of a portable foam applicator?

Правильну відповідь:

1 litre.

Ваша відповідь:

10 litres.
62

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

Ваша відповідь правильна:

0,7-1,5 mm.
63

In respect of washings from the cargo area of an oil tanker, what is the maximum instantaneous rate of oil that can be pumped into the sea when a vessel is outside a special area, proceeding en route, has in operation a monitoring and control system for the discharge of oil and is located more than 50 nautical miles from the nearest land?

Ваша відповідь правильна:

30 litres per nautical miles.
64

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.

Ваша відповідь правильна:

There is no filling restriction for a type 3 chemical tanker.
65

The frequency 121,5 MHz is used for:

Ваша відповідь правильна:

SARSAT-COSPAS EPIRBS.
66

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

Правильну відповідь:

The employer/master.

Ваша відповідь:

The seafarer’s home labour authorities.
67

Falls used in launching shall be turned end for end at an interval of not more than X months and to be renewed not later than every Y years, where the intervals are:

Ваша відповідь правильна:

30 months/5 years.
68

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

Правильну відповідь:

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

Ваша відповідь:

Not less than 3 % of the oil-carrying capacity of the ship.
69

To make a “call-request” one should:

Правильну відповідь:

Select the telex in on-line position.

Ваша відповідь:

Select the ID of the NCS.
70

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

Ваша відповідь правильна:

Bleach.
71

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

Ваша відповідь правильна:

When the flat spring is missing.
72

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

Правильну відповідь:

1,44 MB.

Ваша відповідь:

20 MB.
73

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

Ваша відповідь правильна:

Height is given by D on the figure.
74

Is the master under obligation to do a maritime inquiry if a crewmember suffered a considerably injury onboard and died after a week on a hospital ashore?

Правильну відповідь:

Yes, even if he/she did not die while onboard.

Ваша відповідь:

Yes, if the seaman was at work.
75

When will a ro-ro vessel pitch heavily?

Ваша відповідь правильна:

When wave lengths are equal to the ship’s length.
76

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

Правильну відповідь:

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

Ваша відповідь:

To create a high starting current.
77

Which one of the listed requirements for passenger ships regarding personal life-saving appliances do not correspond to present regulations?

Правильну відповідь:

All lifejackets shall be fitted with a whistle, a light and a smoke signal.

Ваша відповідь:

All lifejackets shall be fitted with reflex, a whistle and a light.
78

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?

Правильну відповідь:

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

Ваша відповідь:

Water should not be used on any type of oil fire.
79

You are the Officer in Charge during the loading of a tanker at a terminal in the Persian Gulf. The deck watchman reports “There is a lot of oil on the water to starboard”. What should be your FIRST action?

Ваша відповідь правильна:

Tell the jettyman to stop loading immediately.
80

In a smoke filled alleyway where will the cleanest air be found, and how should you proceed out?

Ваша відповідь правильна:

Near to the deck, crawl out keeping your face as near to the deck as possible.
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