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competency Quiz on c09, created by mrk nthny on 15/08/2016.

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c09

Pregunta 1 de 92

1

For proper air temperature control in an air conditioning system using chilled water circulation, which condition should remain constant regardless of load changes ______.

Selecciona una de las siguientes respuestas posibles:

  • chilled water system supply temperature

  • compressor discharge temperature

  • squirrel cage fans are used

  • compressor suction pressure

Explicación

Pregunta 2 de 92

1

Before doing any work on a hydraulic system equipped with accumulators, you should_______.

Selecciona una de las siguientes respuestas posibles:

  • bleed off all stored energy from the accumulators

  • drain the accumulators and purge with oxygen

  • completely charge the accumulators to prevent system energy loss

  • pump the hydraulic fluid into the accumulators to prevent fluid loss

Explicación

Pregunta 3 de 92

1

The first step when beginning to set the slide valves on a duplex reciprocating pump is to_________.

Selecciona una de las siguientes respuestas posibles:

  • center the steam pistons in the cylinders

  • open the relief valve to prevent accidental starting

  • ensure the balance piston is on the downstroke

  • measure the present port openings to ensure reassembly will be the same

Explicación

Pregunta 4 de 92

1

To safely remove the piston rod packing from the steam end of a reciprocating pump, you should_________.

Selecciona una de las siguientes respuestas posibles:

  • use a packing hook

  • open the throttle valve and "blow" the old packing out

  • do nothing, as this type of pump utilizes O-rings in lieu of packing

  • open the steam chest and pry the packing loose with a scraper

Explicación

Pregunta 5 de 92

1

In order to properly remove air from the casing of a centrifugal pump when starting, the pump should have a ______.

Selecciona una de las siguientes respuestas posibles:

  • vent valve attached to the casing at the top of the volute

  • positive head

  • negative suction head

  • mechanical seal

Explicación

Pregunta 6 de 92

1

When fire safe or fire resistant fluid is to be used in a hydraulic system, it is important that _______.

Selecciona una de las siguientes respuestas posibles:

  • the fluid be compatible with all seal materials used

  • separate lube oil supply be furnished for the hydraulic pump

  • the resultant pressure, due to the increase in fluid viscosity, is not excessive

  • the fluid does not dissipate too much heat

Explicación

Pregunta 7 de 92

1

To properly remove packing from a valve stuffing box, you should use a ________.

Selecciona una de las siguientes respuestas posibles:

  • packing puller

  • sharpened rod of silver solder

  • chisel and hammer

  • screw driver

Explicación

Pregunta 8 de 92

1

When replacing ball bearings on an electric motor shaft, you should ________.

Selecciona una de las siguientes respuestas posibles:

  • apply even force to the inner race

  • tap the outer race with a mallet

  • apply even pressure to the outer race

  • apply pressure evenly to both the inner and outer races

Explicación

Pregunta 9 de 92

1

To remove a hand held right-handed straight cut reamer after it has gone all the way through a hole, you should _____.

Selecciona una de las siguientes respuestas posibles:

  • turn the tap wrench clockwise, simultaneously raising the reamer

  • tap the reamer out with a softfaced hammer

  • turn the tap wrench counterclockwise, simultaneously raising the reamer

  • work the reamer side to side to dislodge it

Explicación

Pregunta 10 de 92

1

An acetylene pressure regulator should never be adjusted to maintain pressures exceeding (15psig) 103.4 kPa because_____.

Selecciona una de las siguientes respuestas posibles:

  • this gas become extremely unstable under this condition

  • the relief valve will lift

  • the fusible plug will blowout

  • rapid depletion of acetylene is hazardous

Explicación

Pregunta 11 de 92

1

When securing a flash-type evaporator for an extended period of time, you should______.

Selecciona una de las siguientes respuestas posibles:

  • completely drain the unit

  • tightly seal the unit to exclude air

  • fill the unit with saltwater

  • fill the unit with descaling compound

Explicación

Pregunta 12 de 92

1

Why should a person performing maintenance on an air compressor wire and tag the system valves closed?

Selecciona una de las siguientes respuestas posibles:

  • To protect the operator and the equipment.

  • To prevent escape of air

  • To protect the valves

  • To prevent escape of water

Explicación

Pregunta 13 de 92

1

Which of the following conditions can contribute to accidents?

Selecciona una de las siguientes respuestas posibles:

  • Unsafe conditions

  • Good housekeeping

  • Inspections

  • Intelligent work habits

Explicación

Pregunta 14 de 92

1

Fire doors are released by a/an__________.

Selecciona una de las siguientes respuestas posibles:

  • method that automatically releases the door in the event of a disruption of control system power

  • hydraulic directional valve that automatically releases the door in the door in the event of a disruption to the control power system

  • spring-loaded catch that automatically lifts to release the door in the event of the presence of a fire

  • pneumatic heat sensor

Explicación

Pregunta 15 de 92

1

Which of the following is an example of biological hazards?
I. Exposure to high temperatures, too high levels of relative humidity
II. Zoonotic diseases
III. Fungal diseases

Selecciona una de las siguientes respuestas posibles:

  • II and III

  • I and II

  • I and III

  • I, II and III

Explicación

Pregunta 16 de 92

1

How can ergonomics improve health and safety to the work place?
I. reduces the potential for accidents
II. reduces the potential for injury and ill health
III. improves performance and productivity

Selecciona una de las siguientes respuestas posibles:

  • I, II, and III

  • I and II

  • I and III

  • II and III

Explicación

Pregunta 17 de 92

1

Which of the following aspects that ergonomist should consider to assess the fit between person and their work?
I. the job being done and the demands on the worker
II. the equipment used
III. the senses, especially vision, hearing and touch

Selecciona una de las siguientes respuestas posibles:

  • I and II

  • I and III

  • II and III

  • I, II and III

Explicación

Pregunta 18 de 92

1

Which of the following is/are the typical ergonomics problems found in the workplace like display screen equipment?
I. The screen is poorly positioned - it is too high/low/close/far from the worker, or is offset to one side.
II. The mouse is placed too far away and requires stretching to use.
III. Chairs are properly adjusted to fit the person, forcing awkward and comfortable postures.

Selecciona una de las siguientes respuestas posibles:

  • I and II

  • I and III

  • II and III

  • I, II, and III

Explicación

Pregunta 19 de 92

1

Some of the hazardous of working with electric power tools may be avoided if the operator insures that _________.
I. they are properly grounded
II. Eye shields and gloves are worn
III. Loose clothing and jewelry are not worn

Selecciona una de las siguientes respuestas posibles:

  • I, II & III

  • I only

  • I & II

  • II & III

Explicación

Pregunta 20 de 92

1

Some of the hazards associated with air-operated power tools may be avoided if the operator would_________.
I. inspect the hoses for cracks and other defects
II. Remove jewelry and loose clothing
III. Bleed air pressure from the lines before breaking the connections

Selecciona una de las siguientes respuestas posibles:

  • I, II & III

  • I only

  • I & II

  • II & III

Explicación

Pregunta 21 de 92

1

Fire prevention during welding or burning aboard any vessel should include_______.
I. Posting a fire watch in the immediate area
II. Providing an extinguisher which is ready for immediate use
III. Requiring the fire watch to remain on post for an adequate cool down period after the completion of welding of burning

Selecciona una de las siguientes respuestas posibles:

  • I, II & III

  • I only

  • I & II

  • II & III

Explicación

Pregunta 22 de 92

1

A fire and boat drill on a tank vessel shall, by regulation, include which of the following?
I. starting the fire pumps
II. Checking fireman's outfits and other personel resuce equipment
III. Checking relevant communications equipment

Selecciona una de las siguientes respuestas posibles:

  • I, II & III

  • I only

  • I & II

  • II & III

Explicación

Pregunta 23 de 92

1

Regulations require gears, coupling, flywheels, and all rotating machinery capable of injuring personnel to be__________.

Selecciona una de las siguientes respuestas posibles:

  • Protected with adequate covers or guards

  • identified by yellow and black warning signs

  • conspicuously identified as to their particular hazard

  • located where they may not be easily contacted

Explicación

Pregunta 24 de 92

1

Why is it that a good housekeeping on a vessel prevents fires?

Selecciona una de las siguientes respuestas posibles:

  • It eliminates potential fuel sources

  • It allows better access in an emergency

  • It eliminates trip hazards

  • It improves personnel qualifications

Explicación

Pregunta 25 de 92

1

When working around deck machinery it is a good safety practice to avoid standing in a ‘bright’ of a rope because_________.

Selecciona una de las siguientes respuestas posibles:

  • a sudden yank on the line may trap your leg

  • it doesn’t allow for proper faking of the line

  • the coil may become tangled and difficult to manage

  • your work shoes may cause damage to the rope

Explicación

Pregunta 26 de 92

1

To safeguard the operator and other personnel working on or near a hoisting operation, which of the following precautions should be observed?

Selecciona una de las siguientes respuestas posibles:

  • Ensure that the lifting gear capacity is not exceeded

  • Keep a load on the hoist until all personnel are finished working

  • Set the load on a movable dolly when transportation may be needed

  • Have one man keep a hand on the load to steady it.

Explicación

Pregunta 27 de 92

1

To prevent oily rags from spontaneously igniting, what should you do?

Selecciona una de las siguientes respuestas posibles:

  • Kept in well-ventilated area and discarded as soon as possible

  • Kept in a non-metal container

  • Cleaned thoroughly for reuse

  • kept in paint locker

Explicación

Pregunta 28 de 92

1

The knife edges and gaskets of watertight doors should be _________.

Selecciona una de las siguientes respuestas posibles:

  • clean and uncoated

  • lightly coated with tallow

  • coated with petroleum jelly

  • painted to prevent weathering

Explicación

Pregunta 29 de 92

1

Before the seas get rough, it is good safety practice to_________.

Selecciona una de las siguientes respuestas posibles:

  • make a visual inspection of all engine spaces and secure loose gear

  • move quickly about the ship

  • increase all engine space lighting

  • shutdown auxiliary equipment

Explicación

Pregunta 30 de 92

1

When a ship is expected to encounter rough seas, it is a good safety practice to ____________.

Selecciona una de las siguientes respuestas posibles:

  • check for items which may become adrift and secure loose gear

  • move quickly about the ship

  • make available extra survival gear

  • maintain a negative trim on the vessel

Explicación

Pregunta 31 de 92

1

Which of the following must be eliminated to prevent accidents?

Selecciona una de las siguientes respuestas posibles:

  • Unsafe actions

  • Orderliness

  • Frequent inspections

  • Good work habit/practices

Explicación

Pregunta 32 de 92

1

You are replacing a section of heavy piping on deck and using a chain fall to lift the pipe. Which of the following precautions should be taken to prevent personal injury?

Selecciona una de las siguientes respuestas posibles:

  • Attach lines to the ends of the pipe and have your helpers steady the load

  • Position several men under the pipe so they can catch it if it falls

  • Place an old mattress under the hoist to prevent the load from hitting the deck.

  • have a first aid kit at the job site

Explicación

Pregunta 33 de 92

1

Which of the listed conditions can be considered as the single greatest cause of accidents?

Selecciona una de las siguientes respuestas posibles:

  • Human error

  • Speed

  • Excessive knowledge or skill

  • Excitement

Explicación

Pregunta 34 de 92

1

Safety is dependent on orderliness and cleanliness. Order may be maintained by __________.

Selecciona una de las siguientes respuestas posibles:

  • storing items in their assigned place

  • storing all items in a common storage container except those ready-for-sea

  • tagging all items according to their age and then storing them together

  • disposing of used items

Explicación

Pregunta 35 de 92

1

Which of the following actions is required to be carried out during a fire drill on board?

Selecciona una de las siguientes respuestas posibles:

  • Each fire pump is to be started.

  • The lifeboat is to be launched and operated

  • An inventory of rescue and fire equipment is to be taken.

  • An inspection and inventory of fire hoses is to be made

Explicación

Pregunta 36 de 92

1

What do all portable electric tools require a ground connection?

Selecciona una de las siguientes respuestas posibles:

  • To prevent electric shock if the tool is shortened

  • To prevent burning the motor from an overload

  • To prevent overloading the motor

  • To prevent grounding the plastic case through a short

Explicación

Pregunta 37 de 92

1

Which of the following statements represents the FIRST precaution to be taken prior to working in any installed electrical component?

Selecciona una de las siguientes respuestas posibles:

  • Open the supply circuits and tag the switches.

  • Water rubber gloves and boots

  • Use only approved nonconducting tools

  • Groups the case of the machine before beginning any repairs

Explicación

Pregunta 38 de 92

1

Which practices should be followed at all times when using an electric bench grinding machine?

Selecciona una de las siguientes respuestas posibles:

  • Wear google, keep support rest clearance properly adjusted to the wheel and replace grinding wheels that are chipped or unbalanced

  • Wear goggles or face shield

  • Replace grinding wheels that are chipped or unbalanced.

  • Keep the support rest clearance properly adjusted to the wheel.

Explicación

Pregunta 39 de 92

1

Which practices should be followed at all times when using an electric grinding machine?

Selecciona una de las siguientes respuestas posibles:

  • Each of the above practices

  • Wear goggles or face shield.

  • Be certain that the frame is properly grounded.

  • Be properly trained in the use of this tool

Explicación

Pregunta 40 de 92

1

Approved buoyant work vests may be carried aboard tank vessels and shall be worn by crew members’ ____________.

Selecciona una de las siguientes respuestas posibles:

  • under the supervision and control of designated ship's officers

  • when working near or over the water under unfavorable working conditions

  • as substitutes for the approved life preservers during routine drills, weather permitting, when a vessel is moored pierside

  • all of the above

Explicación

Pregunta 41 de 92

1

When should you wear safety glasses aside from when using a hand portable grinder and scraping paint with a hand scraper?

Selecciona una de las siguientes respuestas posibles:

  • Using a hammer and a chisel

  • While in port

  • During port state inspection

Explicación

Pregunta 42 de 92

1

Machinery driving fuel oil transfer and fuel oil service pumps must be fitted with a remote means of stopping the machinery. Where is its location?

Selecciona una de las siguientes respuestas posibles:

  • Outside the space concerned

  • Within the space concerned

  • The throttle station

  • Within the fireroom

Explicación

Pregunta 43 de 92

1

What is the purpose of injury report?

Selecciona una de las siguientes respuestas posibles:

  • Any of the above

  • To give the National Insurance authorities the basis for evaluating whether the personal injury or illness in question can be recognized as an occupational injury or occupational disease

  • To give the public authorities information which may be of help in the evaluation of safety issues and safety measures etc. at the workplace

  • To enable the compilation of injury/accident statistics.

Explicación

Pregunta 44 de 92

1

What is an occupational injury?

Selecciona una de las siguientes respuestas posibles:

  • injury is meant bodily injury or illness which is caused by a work accident

  • injury is meant bodily injury or illness which is caused by a leisure accident

  • either A or B

  • Neither A nor B

Explicación

Pregunta 45 de 92

1

Which of the following is an example of biological hazard
I. Exposure to high temperatures, too high levels of relative humidity
II. Zoonotic diseases
III. Fungal diseases

Selecciona una de las siguientes respuestas posibles:

  • II and III

  • I and II

  • I and III

  • I, II and III

Explicación

Pregunta 46 de 92

1

Which of the following is an example of biological hazards?
I. Exposure to raw vegetable and animal products which may cause allergic reaction
II. Risk of poisoning while tasting food ingredients and meals at various stages of cooking
III. Risk of communicable diseases transmitted by pests, vermin, rodents, insects

Selecciona una de las siguientes respuestas posibles:

  • I, II and III

  • I and II

  • I and III

  • II and III

Explicación

Pregunta 47 de 92

1

Which of the following aspects that ergonomist should consider to assess the fit between person and their work?
I. the job being done and the demands on the worker
II. the equipment used
III. the senses, especially vision, hearing and touch

Selecciona una de las siguientes respuestas posibles:

  • I and II

  • I and III

  • II and III

  • I, II and III

Explicación

Pregunta 48 de 92

1

Which of the following aspects that ergonomist should consider the psychological aspect of a person?

Selecciona una de las siguientes respuestas posibles:

  • mental abilities

  • fitness and strength

  • the social environment

  • body size and shape

Explicación

Pregunta 49 de 92

1

Which of the following aspects that ergonomist should consider the psychological aspect of a person?

Selecciona una de las siguientes respuestas posibles:

  • personality

  • the physical environment

  • the senses, especially vision, hearing and touch

  • the stresses and strains on muscles, joints, nerves

Explicación

Pregunta 50 de 92

1

How can ergonomics improve health and safety to the work place?
I. reduces the potential for accidents
II. reduces the potential for injury and ill health
III. improves performance and productivity"

Selecciona una de las siguientes respuestas posibles:

  • I, II, and III

  • I and II

  • I and III

  • II and III

Explicación

Pregunta 51 de 92

1

Which of the following is/are the typical ergonomics problems found in the workplace like display screen equipment?
I. The screen is poorly positioned - it is too high/low/close/far from the worker, or is offset to one side.
II. The mouse is placed too far away and requires stretching to use.
III. Chairs are properly adjusted to fit the person, forcing awkward and comfortable postures.

Selecciona una de las siguientes respuestas posibles:

  • I and II

  • I and III

  • II and III

  • I, II, and III

Explicación

Pregunta 52 de 92

1

What is Chapter VIII of STCW Code?

Selecciona una de las siguientes respuestas posibles:

  • Standards regarding watch keeping

  • Responsibilities of companies

  • Standards governing the use of simulator

  • Revalidation of certificate

Explicación

Pregunta 53 de 92

1

Which practices should be followed at all times when using an electric bench grinding machine

Selecciona una de las siguientes respuestas posibles:

  • All of the above

  • Wear goggles or face shield

  • Replace grinding wheels that are chipped or unbalanced.

  • Keep the support rest clearance properly adjusted to the wheel.

Explicación

Pregunta 54 de 92

1

When a ship is expected to encounter rough seas, it is a good safety practice to ____________.

Selecciona una de las siguientes respuestas posibles:

  • check for items which may become adrift and secure loose gear

  • move quickly about the ship

  • make available extra survival gear

  • maintain a negative trim on the vessel

Explicación

Pregunta 55 de 92

1

Safety is dependent on orderliness and cleanliness. Order may be maintained by __________.

Selecciona una de las siguientes respuestas posibles:

  • storing items in their assigned place

  • storing all items in a common storage container except those ready-for-sea

  • tagging all items according to their age and then storing them together

  • disposing of used items

Explicación

Pregunta 56 de 92

1

For the protection of personnel, moving parts of rotating machinery are required to be fitted with ___________.

Selecciona una de las siguientes respuestas posibles:

  • cover guards

  • audible alarms

  • bright lights

  • reflective tape

Explicación

Pregunta 57 de 92

1

Which practices should be followed at all times when using an electric grinding machine?

Selecciona una de las siguientes respuestas posibles:

  • Each of the above practices

  • Wear goggles or face shield.

  • Be certain that the frame is properly grounded.

  • Be properly trained in the use of this tool

Explicación

Pregunta 58 de 92

1

Some of the hazardous of working with electric power tools may be avoided if the operator insures that _________.
I. they are properly grounded
II. Eye shields and gloves are worn
III. Loose clothing and jewelry are not worn

Selecciona una de las siguientes respuestas posibles:

  • I, II & III

  • I only

  • I & II

  • II & III

Explicación

Pregunta 59 de 92

1

Some of the hazards associated with air-operated power tools may be avoided if the operator would_________.
I. inspect the hoses for cracks and other defects
II. Remove jewelry and loose clothing
III. Bleed air pressure from the lines before breaking the connections

Selecciona una de las siguientes respuestas posibles:

  • I, II & III

  • I only

  • I & II

  • II & III

Explicación

Pregunta 60 de 92

1

All portable electric tools should have a ground connection to prevent_________.

Selecciona una de las siguientes respuestas posibles:

  • electric shock if the tool is shortened

  • burning out the motor from an overload

  • overloading the motor from a short

  • grounding the plastic case through a short

Explicación

Pregunta 61 de 92

1

Safety glasses should be worn when_________.
I. using a hand portable grinder
II. Scraping paint with a hand scraper
III. Using a hammer and a chisel

Selecciona una de las siguientes respuestas posibles:

  • I, II & III

  • I only

  • I & II

  • II & III

Explicación

Pregunta 62 de 92

1

Before disconnecting a joint in a pipeline, you should__________.

Selecciona una de las siguientes respuestas posibles:

  • be sure no pressure exist in the line

  • Determine the size of the gasket

  • hung a bucket under the joint

  • have a first aid kit on hand

Explicación

Pregunta 63 de 92

1

Which of the actions listed and instituted on your part will have the greatest lasting effect on the crew with respect to safety?

Selecciona una de las siguientes respuestas posibles:

  • Incorporating safety practices in daily routine

  • Displaying posters illustrating safety practices

  • Showing video tapes of actual accidents

  • Publishing comprehensive safety rules

Explicación

Pregunta 64 de 92

1

All watertight doors and watertight hatches on small passenger vessels of less than 100 gross tons required to be marked in letters __________.

Selecciona una de las siguientes respuestas posibles:

  • of at least 1-inch, ‘watertight door-close in an emergency’ or ‘watertight hatch-close in emergency’

  • not to exceed 1-inch, ‘watertight door-close in emergency’ or ‘watertight hatch-close in emergency’

  • of at least 1-inch, ‘emergency exit, keep clear

  • not to exceed 1-inch, ‘emergency exit, keep clear’

Explicación

Pregunta 65 de 92

1

According to the Regulations, all escape hatches and other emergency exits on small passenger vessels of less than 100 gross tons shall be marked on__________.

Selecciona una de las siguientes respuestas posibles:

  • both sides, in at least 2-inch letters ‘emergency exit-keep clear’

  • exterior side, in less than 2-inch letters ‘watertight openning-keep clear’

  • exterior side only, in at least 2-inch letters ‘emergency exit-keep clear’

  • both sides, in at least 2-inch letters ‘watertight door-close emergency’

Explicación

Pregunta 66 de 92

1

Regarding battery charging rooms, ventilation should be provided __________.

Selecciona una de las siguientes respuestas posibles:

  • at the highest point of the room

  • at the lowest point of the room

  • horizontally near the batteries

  • only when charging is in progress

Explicación

Pregunta 67 de 92

1

Which of the following statements represents the FIRST precaution to be taken prior to working in any installed electrical component?

Selecciona una de las siguientes respuestas posibles:

  • Open the supply circuits and tag the switches.

  • Water rubber gloves and boots

  • Use only approved nonconducting tools

  • Groups the case of the machine before beginning any repairs

Explicación

Pregunta 68 de 92

1

Before any work on electrical or electronic equipment is performed, which of the following precautions should be carried out?

Selecciona una de las siguientes respuestas posibles:

  • Secure and tag the supply circuit breaker in the open position.

  • De-energized the applicable switchboard bus.

  • Bypass the interlocks

  • Station a man at the circuit supply switch

Explicación

Pregunta 69 de 92

1

Which of the following systems must be arranged so as to be energized by the final emergency power source as required by regulation?
I. at least one light in the steering gear room
II. Each power operated watertight door system
III. Each charging panel for temporary emergency batteries

Selecciona una de las siguientes respuestas posibles:

  • I, II & III

  • I only

  • I & II

  • II & III

Explicación

Pregunta 70 de 92

1

Any abnormal condition or emergency occurring in the fireroom must be immediately reported to the _________.

Selecciona una de las siguientes respuestas posibles:

  • engineer on watch

  • oiler on watch

  • first assistant engineer

  • Coast Guard

Explicación

Pregunta 71 de 92

1

Any abnormal condition or emergency that occurs in the engine room must be reported immediately to the __________.

Selecciona una de las siguientes respuestas posibles:

  • Engineer on watch

  • first assistant engineer

  • fireman on watch

  • Chief engineer

Explicación

Pregunta 72 de 92

1

Before any work is done on a burner in an automatically fired auxiliary boiler, you should always ___________.

Selecciona una de las siguientes respuestas posibles:

  • close all manually operated fuel valves

  • block all control valves

  • allow the boiler to cool completely

  • lock all safety interlock switches closed

Explicación

Pregunta 73 de 92

1

Which of the following conditions can contribute to accidents?

Selecciona una de las siguientes respuestas posibles:

  • Unsafe conditions

  • Good housekeeping

  • Inspections

  • Intelligent work habits

Explicación

Pregunta 74 de 92

1

Good housekeeping on a vessel prevents fires by __________.

Selecciona una de las siguientes respuestas posibles:

  • eliminating potential fuel sources

  • allowing better access in an emergency

  • eliminating trip hazards

  • improving personnel qualifications

Explicación

Pregunta 75 de 92

1

Fire prevention during welding or burning aboard any vessel should include_______.
I. Posting a fire watch in the immediate area
II. Providing an extinguisher which is ready for immediate use
III. Requiring the fire watch to remain on post for an adequate cool down period after the completion of welding of burning

Selecciona una de las siguientes respuestas posibles:

  • I, II & III

  • I only

  • I & II

  • II & III

Explicación

Pregunta 76 de 92

1

Fire doors are released by a/an__________.

Selecciona una de las siguientes respuestas posibles:

  • method that automatically releases the door in the event of a disruption of control system power

  • hydraulic directional valve that automatically releases the door in the door in the event of a disruption to the control power system

  • spring-loaded catch that automatically lifts to release the door in the event of the presence of a fire

  • pneumatic heat sensor

Explicación

Pregunta 77 de 92

1

Before the seas get rough, it is good safety practice to_________.

Selecciona una de las siguientes respuestas posibles:

  • make a visual inspection of all engine spaces and secure loose gear

  • move quickly about the ship

  • increase all engine space lighting

  • shutdown auxiliary equipment

Explicación

Pregunta 78 de 92

1

You are replacing a section of heavy piping on deck and using a chain fall to lift the pipe. Which of the following precautions should be taken to prevent personal injury?

Selecciona una de las siguientes respuestas posibles:

  • Attach lines to the ends of the pipe and have your helpers steady the load

  • Position several men under the pipe so they can catch it if it falls

  • Place an old mattress under the hoist to prevent the load from hitting the deck.

  • have a first aid kit at the job site

Explicación

Pregunta 79 de 92

1

What safety precautions should be observed by the crew while working around machinery in an engine room?
I. They should wear safety shoes
II. They should wear ear protection
III. They should not wear jewelry

Selecciona una de las siguientes respuestas posibles:

  • I, II & III

  • I only

  • I & II

  • II & III

Explicación

Pregunta 80 de 92

1

TO safeguard the operator and other personnel working on or near a hoisting operation, which of the following precautions should be observed?

Selecciona una de las siguientes respuestas posibles:

  • Insure that the lifting gear capacity is not exceeded

  • Keep a load on the hoist until all personnel are finished working

  • Set the load on a movable dolly when transportation may be needed

  • Have one man keep a hand on the load to steady it.

Explicación

Pregunta 81 de 92

1

All exposed and dangerous areas machinery, such as gears and rotating parts, shall be properly protected with__________.

Selecciona una de las siguientes respuestas posibles:

  • any of the above

  • covers

  • guards

  • rails

Explicación

Pregunta 82 de 92

1

Regulations require gears, coupling, flywheels, and all rotating machinery capable of injuring personnel to be__________.

Selecciona una de las siguientes respuestas posibles:

  • Protected with adequate covers or guards

  • identified by yellow and black warning signs

  • conspicuously identified as to their particular hazard

  • located where they may not be easily contacted

Explicación

Pregunta 83 de 92

1

Which of the listed conditions can be considered as the single greatest cause of accidents?

Selecciona una de las siguientes respuestas posibles:

  • Human error

  • Speed

  • Excessive knowledge or skill

  • Excitement

Explicación

Pregunta 84 de 92

1

accidents are considered as an ‘unexpected contract’ you will be able to perform a better job by observing which of the following practices?
I. Looking for unsafe practices
II. Inspecting for unsafe conditions
III. Analyzing jobs for safer methods

Selecciona una de las siguientes respuestas posibles:

  • I, II & III

  • I only

  • I & II

  • II & III

Explicación

Pregunta 85 de 92

1

Which of the following must be eliminated to prevent accidents?

Selecciona una de las siguientes respuestas posibles:

  • Unsafe actions

  • Orderliness

  • Frequent inspections

  • Good work habit/practices

Explicación

Pregunta 86 de 92

1

When working around deck machinery it is a good safety practice to avoid standing in a ‘bright’ of a rope because_________.

Selecciona una de las siguientes respuestas posibles:

  • a sudden yank on the line may trap your leg

  • it doesn’t allow for proper faking of the line

  • the coil may become tangled and difficult to manage

  • your work shoes may cause damage to the rope

Explicación

Pregunta 87 de 92

1

Who is responsible for reporting a casualty for a mobile offshore drilling unit?

Selecciona una de las siguientes respuestas posibles:

  • The owner.

  • The pilot.

  • The surveyor

  • The engineer

Explicación

Pregunta 88 de 92

1

Which of the following actions is required to be carried out during a fire drill on board?

Selecciona una de las siguientes respuestas posibles:

  • Each fire pump is to be started.

  • The lifeboat is to be launched and operated

  • An inventory of rescue and fire equipment is to be taken.

  • An inspection and inventory of fire hoses is to be made

Explicación

Pregunta 89 de 92

1

Which of the following events shall be conducted during a fire and boat drill?

Selecciona una de las siguientes respuestas posibles:

  • All watertight doors which are in use while the vessel is underway shall be operated

  • All lifeboat equipment shall be examine

  • Fire pumps shall be started and all exterior outlets opened

  • All of the above

Explicación

Pregunta 90 de 92

1

A fire and boat drill on a tank vessel shall, by regulation, include which of the following?
I. starting the fire pumps
II. Checking fireman's outfits and other personel resuce equipment
III. Checking relevant communications equipment

Selecciona una de las siguientes respuestas posibles:

  • I, II & III

  • I only

  • I & II

  • II & III

Explicación

Pregunta 91 de 92

1

Approved buoyant work vests may be carried aboard tank vessels and shall be worn by crew members’ ____________.

Selecciona una de las siguientes respuestas posibles:

  • under the supervision and control of designated ship's officers

  • when working near or over the water under unfavorable working conditions

  • as substitutes for the approved life preservers during routine drills, weather permitting, when a vessel is moored pierside

  • all of the above

Explicación

Pregunta 92 de 92

1

The knife edges and gaskets of watertight doors should be _________.

Selecciona una de las siguientes respuestas posibles:

  • clean and uncoated

  • lightly coated with tallow

  • coated with petroleum jelly

  • painted to prevent weathering

Explicación