Home Online tests CES Oil tanker MASTER / Ch-Officer Test online CES 5.1 for MASTER / Ch-Officer, Oil tanker vessel

Online testing: Test online CES 5.1 for MASTER / Ch-Officer, Oil tanker vessel

Select the test mode:

Education

Walkthrough mode

Online test

Description

The test consists of random questions on a selected topic.

Question 1 from 90

Give the meaning of the following symbol

Lifeboat hand flare

Survival craft distress pyrotechnic signals

Rocket parachute flares

Line throwing appliance

Fire provokes:

Gases, flames, smoke and heat

Radiation and smoke

Vapours, smoke and flames

Vapours, radiation, gases and flames

*Besides certain other factors, a BOILOVER takes place:

When the product is a combustible liquid

If the tank has a floating roof

When the container is nearly full

When the container also contains water

Mention some important thoughts for what you have to do when you recognise that fire break out onboard.

Commence fighting the fire, call the persons around the fire and join the fire squad

Report to bridge or duty officer, actuate the fire alarm, call the persons around the fire and join the fire squad

Go to the lifeboat start the motor then call the duty officer and commence fight the fire

Report to bridge or duty officer, actuate the fire alarm, organise and commence fighting the fire

Which element must be removed to extinguish a fire?

Chain reaction

Heat

Either of the mentioned elements

Oxygen

When an HF band a DSC distress alert is received, you have to listen to:

8414.5 kHz (DSC distress frequency in 8 MHz)

Don't know

the radio-telex distress frequency in the band in which the DSC distress alert was received

the radiotelephony distress fequency in the band in which the DSC distress alert was received

How often must inspection of proper working of the EPIRB ‘s and SART ’s take place on board? Once per:

month

Don't know

14 days

week

You have an important navigational or meteorological message to transmit. What call should proceed this message when made on the radio telephone?

Securite Securite (3 times)

Pan Pan (3 times)

Victor Victor (3 times)

Mayday Mayday (3 times)

If a coast-station doesn’t answer a call on VHF working channel or doesn’t send a reply signal:

You can repeat your call after 2 minutes

You can repeat your call immediately when convinced that no other radio traffic is interfered with

You must call on another working channel

You must call on distress channel

Where is OPA-90 applicable

200 nm off US coast

Within 200 nm of US waters including Guam, Hawaii, Alaska and San Juan

200 nm off coast of California

Within US waters

There are three levels of burning, namely:*Superficial *Intermediate*Deep burns (also called full-thickness burns) A large burn will almost certainly contain areas of all three grades. How many per cent of the body may be burned before the danger of lifethreatning shock occurs?

15 percent.

4 percent.

9 percent.

35 percent.

If a person has been overcome by fumes from toxic cargoes such as acetone cyanohydrin and has ceased breathing, you would:

Wait for a resuscitator to be brought from the ship's first aid locker and use it?

Place him in a stream of fresh air and let breathing restart by itself?

Do nothing until professional medical help arrives?

Immediately start mouth to mouth resuscitation?

The rudder is hard over, full ahead in deep water. How much lift force remains when the engine is stopped?

About 20 %

About 50 %

About 5 %

About 80 %

In the situation illustrated, what should be the power distribution of the tugs to maintain the ship sideways motion with only minor changes in the ship's heading?

Considerably more power on the aft tug than the forward tug, while monitoring the ship's gyro heading

Equal power on both tugs while monitoring the ship's gyro heading

Full power on the forward tug and the after tug ceases to push, but continuously monitor the ship's gyro heading

Considerably more power on the forward tug than the after tug, while monitoring the ship's gyro heading

You are going to leave a crowded anchorage and make a 180 degrees turn. Your ship has a right-handed propeller and you can turn either way. How can you make the turn using as little space as possible?

Full ahead, rudder hard to starboard

Rudder hard to stb. , full ahead. Rudder hard to port, full astern. Repeating this manoeuvre until you have made the turn

Rudder hard to port, full astern. After you gain some sternway, rudder hard to starboard and full ahead

Full ahead, rudder hard to port

Rigging of the Pilot Ladder and embarkation/disembarkation of a pilot should be supervised by:

The Sen.Off.Deck only

A responsible Officer

An experienced AB

The Bosun

Which one of the listed entries in the radio log for radiotelephone station do not correspond to present regulations? Entries in the radio log shall include:

the time when a listening watch begins

the condition and results of tests of the main radiotelegraph installation

the time at which a listening watch is discontinued, and the reason

details of maintenance of batteries, including a record of charging

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

On scene communication

Distress traffic

Routine message

Distress alerting

The prescribed periodic tests of the radio set must be entered in:

Equipment manual

Ship’s deck log

Manual maritime radio communication

Radio Log

VHF channel 6 is:

Intra-ship channel

Don't know

Public traffic channel

Inter-ship channel

Which frequency is used for MF DSC distress calls

2182 khz

2174,5 khz

2187,5 khz

2321 khz

Give the meaning of this symbol:

lifebuoy with light

lifebuoy

lifebuoy with light and smoke

lifebuoy with line

Give the meaning of the following symbol:

liferaft

muster station to liferaft

muster station to davit launched liferaft

davit launched liferaft

A lifebuoy is constructed to withstand a drop into the water from a height of:

30 m

4,50 m

18 m

10 m

*There are 3 lifeboats on each side of a passenger ferry engaged on short international voyage and having a factor of subdivision equal to 0,4. All these lifeboats are identical. What should be the total number of persons that can be accommodated in the 3 lifeboats on the starboard side altogether ? (*) N is the total number of persons that vessel is permitted to carry.

at least 100 % of N (*)

at least 75 % of N (*)

at least 15 % of N (*)

at least 50 % of N (*)

A person wearing lifejacket shall be able to turn from a face-down to a face up position in not more than:

5 seconds

10 seconds

30 seconds

1second

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

one immersion suit for each person

sea-charts and navigating equipment

a VHF transceiver

one whistle or equivalent

Which one of the given requirements regarding survival craft muster and embarkation arrangements corresponds to the present SOLAS regulations?

Muster and embarkation stations shall be readily accessible from accommondation and work areas.

Searchlights to be provided at the launching station.

Davit-launched survival craft muster and embarkation stations shall not be arranged to enable stretchers to be placed in survival craft.

Muster and embarkation stations are to be arranged separately to improve working conditions.

*Give the meaning of the following symbol

Fasten immersion suit belt

Fasten seat belts

Secure buoy line to the ship

Secure hatches

*Give the meaning of the following symbol

Secure hatches

Secure doors in the ship's side plating

Open hatches

Close rescue boat ventilation aperture

What is the meaning of this symbol ?

Release falls

Start air supply

Fasten seat belts

Secure hatches

Why should there be checklists or work permits for hazardous operations?

To locate crew members in case of emergencie

So we know who to blame when something goes wrong

To make sure the job is done under controlled conditions

Because it is required by USCG (US Coast Guard)

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?

Tell the jettyman to stop loading immediately.

Call the Master.

Check the Oil Discharge Monitoring Equipment (ODME).

Find out if the oil is coming from your vessel.

Fast rescue boats shall be capable of carrying:

10 Persons

At least 5 seated persons and a person lying down

At least 6 persons seated

3 Persons

What is known as "cargo sweat" on a Bulk Carrier?

Condensation of moisture directly onto the ships structure

Condensation of moisture directly onto the cargo

Condensation of moisture onto the ships structure and cargo

Heating of cargo

Where can the size of the Magnetic Compass Error be found?

By taking a transit bearing of two fixed geographical positions and comparing it with the bearing of the same points on the chart

On the chart in the centre of the compass rose or by reference to the Variation chart, taking into account the annual changes

By reference to the last entry in the Compass Error Log Book

By taking the error from the Deviation Table on the bridge

There are many applications in circuit theory where it is important to obtain the maximum possible power that a given source can deliver. This figure consists of a practical voltage source V(g) with internal resistance R(s). What resistance R(L) will maximize the power transmission from the source to R(L)?

R(L) = R(s)

R(L) = 2 R(s)

R(L) = 0.5 R(s)

R(L) = R(s) / sqrt (3)

On the figure 4 possible definitions of the term "QUAY" are given. Which one is the correct one?

Quay is given by C on the figure

Quay is given by A on the figure

Quay is given by D on the figure

Quay is given by B on the figure

When discharging dirty ballast from an oil tanker at a high flow rate with main cargo pumps, the limiting factor on permitted overboard discharge is the instantaneous rate of discharge of oil. Which of the following formulae is used to calculate this rate?

Instantaneous rate of discharge (l/nm) = oil content (ppm) x flow rate (m3/h) / speed (knots) x 1,000

Instantaneous rate of discharge (l/nm) = oil content (ppm) x 1,000 / flow rate (l/h) x speed (knots)

Instantaneous rate of discharge (l/h) = oil content (ppm) x flow rate (l/h) / speed (knots) x 10,000

Instantaneous rate of discharge (ml/nm) = oil content (ml/nm) x flow rate (l/m) / speed (knots) x 100

What are the main elements in a damage control plan?

Instructions and procedures for reporting damage to the Company

Boundaries of the watertight compartments for decks and holds. Position of controls for opening and closing of watertight compartments. Arrangement for correction of list due to flooding.

Arrangements for correction of list due to flooding within 15 minutes

A damage control plan is the same as an emergency plan

At what relative pressure should the superheater safety valve be set to lift at to ensure that adequate steam flow is maintained through the superheater in the event of boiler overpressure?

The same as the lift pressure of the main steam drum safety valves.

Less than the lift pressure of the main steam drum safety valves.

Greater than the lift pressure of the main steam drum safety valves.

3% above normal boiler working pressure

When we are measuring viscosity with a restricted flow viscometer, the preerred sensing device is:

Capillary tube

Bourdon tube

Capacitance probe

Rotating cylinder

Which group of containerised dangerous goods is considered the most hazardous for marine transportation, due to possible decomposition at normal temperatures?

Inflammable liquids

Organic peroxides

Infectious substances

Toxic gases

What does the term 'cold spotting' refer to in relation to LNG cargo carriage?

Using a sub cooled layer of LNG at the liquid surface to help minimise cargo losses.

Visually checking the inner hull during the loaded passage to detect leakage.

Using the low duty compressor to supply cold LNG to the secondary barrier.

Monitoring tank pressure carefully during loaded passage.

Which of the following letter combinations represents a level indicating controller on a process and instrumentation diagramv

CIL

LIR

CIR

LIC

What will be the probably outcome if the amplification is set to high on the controller

Nothing

The process response will be very slow

The process will oscillate and get out of control

The set-point will change

The correct time to synchronise is usually taken to be when the synchroscope reaches the "5 to 12" position and is rotating slowly clockwise. This to allow for:

Generator phase difference error

Circuit breaker operating time

Synchroscope error

Synchroscope pointer time lag

What is important to wear for all officers and crew when working on the ro-ro deck during loading and discharging?

If the car decks are empty, it will be easier for the crew to locate all passengers in case of an emergency

In case of an emergency situation it can be difficult for passengers to escape. Vehicles, lorries, trailers and other cargo are maybe lashed and it is a substantial chance for passengers to get injured. Vehicles and other cargo might also shift when the ship is rolling.

To prevent burglary and damage to cars

Vehicles and other cargo can shift when the ship is rolling. Persons may be trapped between vehicles or cargo.

What do you understand by the term "Let Go" when applied to mooring and unmooring?

Let Go means to let seafarers go ashore

Let Go means to slacken a mooring rope

Let Go means to leave the ship

Let Go means to cast off the mooring ropes and wires

What medium is used to calibrate the ODME?

Fresh water.

Gasoline.

Sea water.

Crude oil.

A high speed diesel engine operates with a monobloc inline high pressure fuel pump consisting of a number of helical type pump units contained in a single housing. From the options given select the method which is the most common one available for adjusting the fuel timing onboard where no specialist setting up equipment is available.

Adjustment of the HP fuel block by adding or removing shims between the pump and the engine block.

Adjustment of the height of the individual fuel pump elements within the pump block

Adjustment of the drive coupling to the driven coupling for the HP fuel pump using reference marks to No 1 cylinder TDC.

Adjustment of the fuel rack position for the complete HP pump unit.

A ship moving through heavy seas is affected by the water pressure at the bows causing an effect known as "Panting". What structure in the forward region of the ship combats the effects of Panting?

Double bottom tanks and floors

Centreline bulkhead

Collision bulkhead and deck

Panting beams and stringers

Why should boiler sootblowers normally only be operated in the correct sequence?

To minimise loss of steam pressure

To ensure soot is cleared progressively from the bottom tubes to the top and toward the boiler uptakes.

To avoid excess stress in the boiler.

So that the operator does not forget which sootblowers have been used.

Which of the following could cause a “flareback”

opening air registers too quickly

trying to ignite burner from hot brickwork

oil pressure too high

oil temperature too high

What should a duty crew member do immediately upon observing funnel soot emissions?

Inform the duty engineer

Inform the chief officer

Inform the master

Inform the duty officer

Under international regulations where must entries be made with regard to the disposal of cargo residues into the sea?

In the Deck log book

In the Official log book

In the Garbage record book

In the Cargo record book

Emergency instructions in appropriate languages shall be posted in passenger cabins. What information shall as a minimum be included in the emergency instructions?

Where to find thermal protective aids

The method of donning life-jackets, escape routes and alarm signals

Escape routes and alarm signals

Name of cabin attendant

Over a period of a few hours of operation the main diesel engine speed gradually falls off. From the options given what is the most likely cause of this fault?

Water in a cylinder.

Injection valve opening pressure is too low.

Governor linkage broken.

Fouling of turbocharger intake filters.

What is the requirement to number of inert gas blower(s)?

At least 2 blowers.

Sufficient to obtain minimum 500 mm water column during discharging.

The are no requirement to number of blowers.

1blower.

What are the duties of engine room ratings forming part of an engine room watch?

To note all machinery not functioning properly.

To clean and maintain dirty equipment.

To assist in the efficient and safe watchkeeping.

To verify the current operational parameters.

Which electronic component does this graphical symbol illustrate?

Field Effect Transistor

Diode

Silicon controlled rectifier

Bipolar transistor

How can an azimuth or bearing be indicated by signal flags?

The letter A + three numerals + the letter R or T.

The letter A + three numerals.

The letter N + three numerals.

The letter B + three numerals.

When can a vessel load concentrates whose moisture content exceeds the Transportable Moisture Limit?

When proved to an Administration that there is adequate stability

When the distance to the next port is less than 200nm

When proved to an Administration that there is adequate structural integrity

When proved to an Administration that there is adequate stability as well as structural integrity

Indicate the correct name for the part marked on the sketch:

Crankshaft

Piston rod

Connecting rod

Push rod

When a ships derrick or crane lifts a weight off the deck of a ship, from which position can the centre of gravity of the weight be considered to act?

From a position on the deck at the base of the derrick or crane

From the position on the deck from which the weight was lifted

From the head of the derrick or crane

From the centre of the weight lifted

You are going to inspect a fresh water tank together with one of the Engineers. Is it safe enough to open the manhole and enter the tank (it is only fresh water) or do you have to take extra precautions before entering?

Make sure that the tank/ enclosed space is gas free, ventilated and the oxygen content is measured. O2 content shall be 21% before entering the tank/ enclosed space

Bring a flashlight and put on safety shoes

Use a breathing apparatus if the oxygen level is below 21%

Remember to have a colleague standing by to assist you if any problems

Which of the following letter combinations represents a temperature controller on a process and instrumentation diagram?

PIC

TIC

FIC

What is lateral drag with reference to operations on a General Cargo ship?

Heel caused by a ship being pushed onto or pulled off a berth

Hull resistance when a ship is being pushed onto or pulled off a berth

Movement of cargo longitudinally across a vessel

The sideways movement of a heavy load after its weight has been transferred to the ship's lifting gear

The physical size of a resistor is an indicator of its

Power dissipation capability

Tolerance

Total resistance

Resistivity

What is the requirement for a stability booklet covering bulk carriers that carry cargoes other than grain?

It must be written in a language understood by the crew

If written in a language other than English the vessel must also carry a booklet written in the English language

It must be written in a language understood by the ship’s cargo officers

It must be written in English with electronic versions in French, Spanish, Russian and Chinese

How often shall watertight doors in main transverse bulkheads which is in use at sea be operated (tested)?

Every two weeks

Every month

Daily

Weekly

Insulation resistance measurements may be influenced by which of the following?

Temperature, humidity and surface contamination

Humidity, pressure and surface contamination

Humidity, frequency and dampness

Temperature, pressure and dampness

One of the purposes to MARPOL Annex I is to:

Ensure that the ships certificates are valid.

The tanker is en-route and meets certain discharging conditions.

Prevent operational oil pollution by providing ships with discharge criteria and other guidelines to follow.

Prevent sea-going incident involving tankers.

Once a vessel has discharged a fruit cargo it is important to check that all cargo residues have been removed, particularly if the next cargo is to be a sensitive fruit cargo. From the options given, select the most important reason for this requirement.

The cargo residue is unsightly.

The cargo residue can produce large amounts of ethylene.

The cargo residue may become smelly.

The cargo residue may attract the attention of the loading surveyor.

Why should one not rely wholly on a loading computer?

Because loading computers do not indicate actual sea going conditions

Because loading computers do not warn of high centres of gravity when high cube containers are carried

Because some instruments do not warn of heavy-over-light containers so long as overall stack weights are within limits

Because loading computers do not indicate the positions of high cube containers

Personnel on board ro-ro passenger vessels must undergo training courses before they can be part of the safe manning and assigned to emergency duties on board. What is minimum training requirement for all personnel?

No Training Course is required as long as the personnel have relevant experience

Basic Safety Training Course and Company Specific Familiarisation Course

Basic Safety Training Course and Crowd & Crisis Management Training Course

Basic Safety Training Corse

What kind of safety protection is to be weared during a mooring operation?

Safety shoes and boiler suit.

No particular.

Gloves and helmet.

Helmet, safety shoes, gloves and protecting cloths.

What distinguishes a "parcel" chemical tanker from other designs?

Such a vessel is fitted with interactive computerised gauging, pumping, valve control and alarm systems for each tank, enabling all data for a single cargo to be concentrated in a single computer display.

Such a vessel is automatically able to achieve segregation of hazardously reactive noxious liquid substances by its design alone.

Such a vessel is fitted with a highly accurate tank gauging system, enabling it to deliver multiple parcels to different receivers from within the same cargo tank.

Such a vessel has a higher number of relatively small capacity, independent cargo tanks, each with its own line and pump, enabling it to carry and deliver multiple grades simultaneously.

How often shall the inert gas scrubber be flushed with water?

Every hour

Before entering discharge port for inspection

After use

Once a year/18 months

How do we recognize a leaking fuel injection valve during testing?

Fuel oil leaks out of the joint between the nozzle and the injector body.

The injector does not open at the normal opening set pressure.

The pressure falls off on the pressure gauge when trying to hold the pressure in the injector below normal opening set pressure.

The injector opens before normal opening set pressure.

What problem is associated with the use of twistlocks?

Sliding of containers when a vessel is pitching or surging

Susceptibility to wear and tear

Failure during heavy weather

The mixed use of left and right-handed twistlocks on the same vessel

What is the purpose of Material Safety Data Sheets?

To provide all personnel including emergency personnel with procedures for handling or working with that substance in a safe manner

To provide personnel in deck- and engine department with procedures for handling or working with that substance in a safe manner

To provide the safety officer with procedures for handling or working with that substance in a safe manner

To determine if the substance is flammable or not

Why is grain bundled?

To prevent it from wetting

To prevent bulk grain from shifting

To aid stability

To compact the cargo

When will a hatch pontoon’s side cleat need replacement?

When the cleat retainer is rusty

When the rubber washer is compressed and hardened

When the cleat retainer is distorted

When the cleat has sprung open at sea

The overspeed shutdown is to be tested on a high speed four stroke diesel engine driving through a pneumatic clutch. The overspeed protection is provided by a solenoid operated dump valve in the governor servo system activated by an electrical signal from a small synchro motor. What is the preferred method of testing such a shutdown?

With the engine on a high or full load suddenly disengage the clutch.

Reduce the set point so the shutdown operates at normal engine speed.

With the engine off load manually increase the governor speed setting until the shutdown operates, reduce the shutdown set point if necessary.

Use a crowbar to lever the governor linkage to full fuel with the clutch disengaged and engine off load.

What will happen when the ship arrives in Rotterdam?

The ship will receive fuel and diesel oil bunkers when it arrives in Rotterdam

The anchor will be tested when the ship arrives in Rotterdam

The navigation lights will be tested when the ship arrives in Rotterdam

The main engine will be tested when the ship arrives in Rotterdam

What must be done once the cargo holds of a General Cargo ship have been opened to discharge logs?

Carry out mechanical ventilation

Keep the holds open for as long as possible before allowing anyone to enter

Commence discharging immediately

Measure oxygen levels prior to allowing persons to enter the hold

What is the correct operation of the slow-turning facility fitted to some large 2 stroke main propulsion diesel engines?

Slow turning should be set to operate automatically at finish with engines to allow the engine to cool down evenly.

Slow turning should be set to operate automatically every 10 to 15 minutes when the engine is on standby.

Slow turning should be set to operate automatically prior to engine start when engine has been stopped for 20 to 30 minutes during manouevring

Slow turning should be carried out immediately the duty engineer gets notice of standby from the bridge.

When must lifting plant on a General Cargo vessel be proof load tested?

Only after initial installation of equipment

When equipment is new, every five years and after repairs or major modifications

Only after repairs

Every four years and after repairs and modifications

The transmitting range of an HF transmitter is mainly determined by:

the height of the transmitting antenna

the time of day in relation to propagation

the transmitting power

Don't know

This online test consists of 90 random questions from CES 5.1 tests on a topic of your choice.