航海英语(甲类船长)船舶货运技术单选题练习1

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1

Which statement is TRUE concerning the flash point of a substance ________.

  • A.It is lower than the ignition temperature
  • B.It is the temperature at which a substance will spontaneously ignite
  • C.It is the temperature at which a substance,when ignited,will continue to burn
  • D.It is the temperature at which the released vapors will fall within the explosive range
2

Your ship is carrying hazardous cargo.During a daily inspection,you notice that some of the cargo has shifted and several cases are broken.You should FIRST ______.

  • A.Call out the deck gang to jettison the cargo
  • B.Log the facts in the rough log and inform the Chief Mate later
  • C.Make a determination of the seriousness of the breakage,and do what you think best
  • D.Report the facts immediately to the Master,who will make a decision
5

You are loading a cargo that includes cylinders of acetylene aboard your break bulk vessel.Which statement is true ________.

  • A.The cylinders must be stowed at least 10 horizontal feet from corrosive materials in the same space
  • B.Stowage in the upper deck-deck is considered to be the equivalent of“on deck”stowage for this cargo
  • C.The cylinders must have a red label for flammability and a green label for compressed gas
  • D.The cylinders may be protected from the radiant heat of the Sun by laying a tarp on them
6

Why are most break bulk vessels built with the transverse framing system rather than the longitudinal system ________.

  • A.The transverse system is more resistant to hog and sag stresses
  • B.The numerous longitudinal frames cause excessive broken stowage
  • C.The transverse system provides better support to the varying cargo densities on a break bulk vessel
  • D.The deep web frames interfere with the stowage of break bulk cargo
7

You are berthed at a cargo facility where you have just completed discharging a dangerous cargo from your barge.You must complete topside repairs on the barge involving hot work before sailing.Which statement is TRUE ________.

  • A.You can make repairs with permission of the facility owner since you are empty and the cargo is on the facility
  • B.The repair area must be inspected by a marine surveyor to ensure that it can be done safely
  • C.Hot work repairs at such a facility are prohibited
  • D.The Captain of the Port may give specific approval to make hot work repairs
8

Which statement is NOT true concerning the stowage of class 1 explosives ________.

  • A.Class 1.1 explosives may be stowed with class 9 dangerous substances
  • B.Class 1.4 explosives must be“separated from”a stow of class 5.1 oxidizing materials
  • C.Class 1.4 explosives may not be stowed in the same hold with class 6.1 poisons
  • D.Class 1.4 explosives must be“separated from”a stow of class 8 corrosive materials
9

Which statement concerning sweat damage in containers is TRUE ________.

  • A.Sweat damage in containers is unusual due to the small enclosed volume of air
  • B.In general,containerized hygroscopic cargoes are the only ones subject to sweat damage
  • C.Containers should be ventilated,dehumidified,or the contents physically protected against sweat damage
  • D.Sweat damage is not a problem except in insulated and refrigerated containers
11

Which statement concerning carbon dioxide is FALSE ________.

  • A.It displaces the oxygen in the air
  • B.It cannot be seen
  • C.It cannot be smelled
  • D.It is safe to use near personnel in a confined space
13

When stowing hazardous materials on deck,lashing of such cargo is permitted if ______.

  • A.A wooden bin is constructed of at least 2-inch dunnage and bolted together
  • B.The cargo is lashed to the adjacent guard rails
  • C.The lashings are secured to deck pad eyes
  • D.There is at least 3 inches of dunnage on deck
14

When loading or discharging dry mud or cement,crew members should use goggles and ______.

  • A.Facial respirator mask
  • B.Ear plugs
  • C.Rubberized boots
  • D.Fireman's outfit
16

What is a solid at ambient temperature ________.

  • A.Aniline
  • B.Formic acid
  • C.Methyl chloride
  • D.Napthalene
21

The telegram AFTER UNLOADING PROCEED MANILA IN BALLAST indicates that the ship will proceed to Manila ______.

  • A.With dangerous cargo
  • B.For discharging
  • C.With no cargo on board
  • D.For taking ballast
22

The nozzle of a gasoline hose or can should be kept ______.

  • A.In contact with the fill opening to guard against static spark
  • B.From making contact with the fill opening to guard against static spark
  • C.In contact with the fill opening to allow proper venting
  • D.None of the above
23

The sign used to caution persons approaching the gangway of a tank barge during cargo transfer reads ______.

  • A.Warning,Keep Off,Stay Clear
  • B.Danger,Do Not Board
  • C.Warning,No Smoking,No Open Lights,No Visitors
  • D.Dangerous Cargo Being Transferred
24

Your vessel is loaded with nonhygroscopic cargoes and is going from a cold to a warm climate.You should ______.

  • A.Start the exhaust blowers
  • B.Start the intake blowers
  • C.Not ventilate the cargo holds
  • D.Ventilate the cargo holds
25

The most important principle in the cargo stowage is ______.

  • A.To avoid the rearrangement of the cargo loaded on board
  • B.To ensure the safety of the ship and cargo
  • C.To reject the damaged cargo during loading operation
  • D.To prevent the spontaneous combustion of the coal and grain
27

The dew point is reached when the ______.

  • A.Temperature of the air equals the temperature of the seawater
  • B.Atmospheric pressure is 14.7 lbs.per square inch
  • C.Relative humidity reaches 50%
  • D.Air becomes saturated with water vapor
30

The(auto)ignition temperature is that temperature at which ______.

  • A.No spark or flame is required to ignite gas or vapor
  • B.A fuel begins to give off explosive vapors
  • C.A fuel if ignited will continue to burn
  • D.A 1% mixture of the fuel with air will explode
31

Sweat damage in a hatch full of canned goods in cartons will occur when the ______.

  • A.Air temperature is higher than the temperature of the cargo
  • B.Air temperature is lower than the temperature of the cargo
  • C.Dew point is higher than the temperature of the cargo
  • D.Dew point is lower than the temperature of the cargo
32

Spontaneous ignition can result from ______.

  • A.an unprotected drop-light bulb
  • B.careless disposal or storage of material
  • C.smoking in bed
  • D.worn electrical wires on power tools
33

Steel strapping is used for ______.

  • A.bracing
  • B.blocking
  • C.tomming down
  • D.lashing
34

On a vessel proceeding from a very cold to a warm climate with a cargo of a nonhygroscopic nature in the holds,which is TRUE ________.

  • A.Danger of heavy ship sweat exists;constant and vigorous ventilation is required
  • B.There is danger of heavy cargo sweat if outside air is introduced by ventilation
  • C.There is little danger of ship's sweat,slight possibility of cargo sweat;moderate ventilation is needed
  • D.The possibility of any sweat problem,either cargo or ship,is remote
35

Odorous cargoes are those that ______.

  • A.Are exceptionally dusty and leave a residue
  • B.Are liquid but are in containers
  • C.Are susceptible to damage by tainting
  • D.Give off fumes that may damage other cargoes
36

Spontaneous combustion is caused by ______.

  • A.An outside heat source heating a substance until it ignites
  • B.Conduction of heat through a wall of material to the substance
  • C.Chemical action within a substance
  • D.All of the above
37

Loading cargo operation in hold No.3 stopped owing to ______.

  • A.gangs employed
  • B.windlass trouble
  • C.gangs unavailable
  • D.shortage of navigational charts
38

Lashing is the means of securing vehicles and other cargo by ______.

  • A.tomming down method
  • B.blocking method
  • C.bracing method
  • D.using wire ropes,chains,steel bars,and turnbuckles
40

In the stowage of deck cargo,cribbing is ______.

  • A.Placed on deck to support the cargo
  • B.Separation pieces used to keep cylinders upright and steady
  • C.Shims for stowing baled cargo
  • D.Nets placed across the hatch opening to keep the cargo from falling in the hatch
42

If your asphalt barge has operated more than 12 months in saltwater in the 24 month period since it was last dry-docked,when is it required to be hauled out again ________.

  • A.12 months since last dry-docking
  • B.18 months since last dry-docking
  • C.24 months since last dry-docking
  • D.36 months since last dry-docking
43

If you must pump bilges while a vessel is in port,you should pump only ______.

  • A.If discharge is led to a shore tank or barge
  • B.During the hours of darkness
  • C.On the outgoing tide
  • D.As much as is necessary
44

If the goods shipped are perishable,low cost goods,live animals,deck cargo,etc.,the freight and all related charges shall be paid ______.

  • A.At the time of shipment
  • B.On vessel's arrival
  • C.At the time of sailing
  • D.At the time the voyage has been accomplished
45

During the process of loading,damages to cargo can be reduced to minimum by ______.

  • A.Shippers who deliver the cargo to the ship on time
  • B.Stevedores who handle the cargo with caution
  • C.Ship's crew members who check the cargo in regular intervals
  • D.Consignees who take good care of the cargo
46

If the meter needle of the oxygen indicator cannot be set to zero,what should be done ________.

  • A.Replace the batteries
  • B.Check the sampling tube for blockage
  • C.Adjust the final reading by the amount the needle is displaced from zero
  • D.Replace the platinum filament
47

During cargo operations,your vessel develops a list due to the center of gravity rising above the transverse metacenter.To correct the list,you should ______.

  • A.Shift weight to the high side
  • B.Shift weight to the centerline
  • C.Add weight in the lower holds or double bottoms
  • D.Remove weight from the lower holds or double bottoms
48

Deadfreight is the charge for the ______.

  • A.Carriage of demise cargo
  • B.Cost of transshipment of over-carried cargo
  • C.Difference in the amount of cargo loaded and the amount of cargo discharged
  • D.Difference in the amount of cargo loaded and the amount of cargo booked,through no fault of the vessel
51

Certain dangerous goods are required“to be stowed in a mechanically ventilated space”.When such goods are carried in a closed Ro/Ro cargo space or a special category space,this space should _______.

  • A.Be mechanically operated
  • B.Be temperature controlled
  • C.Be mechanically ventilated
  • D.Not allow to run its refrigeration or heating equipment
52

COMPATIBILITY OF GOODS states ______.

  • A.the method for the proper stowage of a dangerous cargo
  • B.the necessity of lashing,securing and piling of awkward or lengthy cargo
  • C.whether different goods can be stowed together in one hold
  • D.ventilation method for hydrous cargo
54

By the stowage factor,when given a certain volume of space,we know ______.

  • A.The space of the ship
  • B.The space of one hold
  • C.What kind of cargo can be stowed
  • D.How much cargo can be stowed
55

Certain cargoes must be segregated because of their ______.

  • A.Inherent characteristics
  • B.Weight
  • C.Destination
  • D.Danger to humans
57

Assuming an even transverse distribution of weight in a vessel,which condition could cause a list ________.

  • A.Empty double-bottoms and lower holds,and a heavy deck cargo
  • B.Flooding the forepeak to correct the vessel's trim
  • C.Having KG smaller than KM
  • D.Having a small positive righting arm
58

Because of ______,no separation is needed for the cargoes destined for New York.

  • A.Their different packing
  • B.Their same nature
  • C.Their different destinations
  • D.Their different natures
61

All deck cargo must be ______ in addition to being shored,blocked,and braced.

  • A.lashed
  • B.carefully prestowed
  • C.nested
  • D.properly supervised
62

A tank containers should not generally be more than 95% full,______.

  • A.to allow for possible thermal expansion of the contents
  • B.to prevent dangerous surging movements in transit
  • C.to increase its weight
  • D.to change the free surface in it
63

A vessel is proceeding from a very cold climate to a warm climate.With a cargo of non-hygroscopic nature,which of the following is correct ________.

  • A.There is danger of heavy cargo sweat if outside air is introduced by ventilation
  • B.Danger of the ship sweat exists.Constant and vigorous ventilation is required
  • C.There is little danger of ship's sweat;slight possibility of cargo sweat
  • D.The possibility of any ship or cargo sweat is remote
65

A petroleum liquid has a flashpoint of 85℃.This liquid is in IMDG Code classed as a ______.

  • A.Flammable liquid
  • B.Nonflammable liquid
  • C.Inflammable liquid
  • D.Disflammable liquid
66

A hygroscopic cargo is defined as a cargo ______.

  • A.capable of absorbing moisture in the form of a gas
  • B.capable of giving off moisture in the form of a liquid
  • C.that is shipped in a liquid state
  • D.that will ignite in contact with water