Which statement is TRUE concerning buoyant work vests aboard tankers ________．A.They may be worn while working on deck but not while working over the sideB.They must be used only under supervision of a designated ship's officerC.They will be accepted for

题目

Which statement is TRUE concerning buoyant work vests aboard tankers ________．

A.They may be worn while working on deck but not while working over the side

B.They must be used only under supervision of a designated ship's officer

C.They will be accepted for up to 10% of the required life preservers

D.They may be worn during drills

相似考题

1.Coast Guard approved buoyant work vests ______．A.may be substituted for 10 percent of the required life preserversB.should be stowed adjacent to lifeboats and emergency stationsC.may be used by boat crews and line handlers during lifeboat drillsD.should be used when carrying out duties near a weather deck's edge

2.Which statement is TRUE concerning equatorial tides ________．A.They occur when the Sun is at minimum declination north or southB.They occur when the Moon is at maximum declination north or southC.The difference in height between consecutive high or low tides is at a minimumD.They are used as the basis for the vulgar establishment of the port

3.Which statement is NOT true concerning the stowage of class 1 explosives ________．A.Class 1.1 explosives may be stowed with class 9 dangerous substancesB.Class 1.4 explosives must be“separated from”a stow of class 5.1 oxidizing materialsC.Class 1.4 explosives may not be stowed in the same hold with class 6.1 poisonsD.Class 1.4 explosives must be“separated from”a stow of class 8 corrosive materials

4.Which statement is TRUE concerning apogean tides ________．A.They occur only at quadratureB.They occur when the Moon is nearest the EarthC.They cause diurnal tides to become mixedD.They have a decreased range from normal

更多“Which statement is TRUE concerning buoyant work vests aboard tankers ________.A.They may b ”相关问题

  • 第1题：

    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


    正确答案：A

  • 第2题：

    Which statement is TRUE concerning combustible gas indicators ________．

    A.One sample of air is adequate to test a tank

    B.They do not work properly where there is a lack of oxygen

    C.They will detect a lack of oxygen

    D.They are calibrated to read the percentage chance of explosion


    正确答案：B

  • 第3题：

    Which statement is TRUE concerning insulating flanges ________．

    A.They should be inspected and tested periodically to ensure that the insulation is clean and in good condition

    B.Switching off a cathodic protection system may be substituted for using an insulating flange

    C.The measured resistance value after installation should be less than 1，000 ohms

    D.After the insulating flange is installed，hot work may be performed on deck


    正确答案：A

  • 第4题：

    Which statement concerning GPS is TRUE ________．

    A.It cannot be used in all parts of the world

    B.There are 12 functioning GPS satellites at present

    C.It may be suspended without warning

    D.Two position lines are used to give a 2D fix


    正确答案：C

  • 第5题：

    Which the statement is true？（）

    • A、 The Error class is a Runtime Exception.
    • B、 No exceptions are subclasses of Error.
    • C、 Any statement that may throw an Error must be enclosed in a try block.
    • D、 any statement that may throw an Exception must be enclosed in a try block.
    • E、 Any statement that may throw an Runtime Exception must be enclosed in a try block.

    正确答案:B

  • 第6题：

    单选题
    Which the statement is true？（）
    A

     The Error class is a Runtime Exception.

    B

     No exceptions are subclasses of Error.

    C

     Any statement that may throw an Error must be enclosed in a try block.

    D

     any statement that may throw an Exception must be enclosed in a try block.

    E

     Any statement that may throw an Runtime Exception must be enclosed in a try block.


    正确答案： E
    解析： 暂无解析

  • 第7题：

    单选题
    Which statement is TRUE concerning the danger signal?（）.
    A

    When any vessel fails to understand the intentions of an approaching vessel she must sound the danger signal

    B

    Only the stand-on vessel can sound the danger signal

    C

    Distress signals may be used in place of the danger signal

    D

    The danger signal consists of 4 or more short blasts of the whistle


    正确答案： A
    解析： 暂无解析

  • 第8题：

    单选题
    Under the regulations for cargo vessels，which statement is TRUE concerning fireman’s outfits?（）
    A

    If a vessel carries two outfits，they may be stored in the same location

    B

    Each fireman's outfit shall contain a flame safety lamp of an approved type

    C

    Each fireman's outfit shall contain a fresh-air breathing apparatus

    D

    All of the above


    正确答案： A
    解析： 暂无解析

  • 第9题：

    单选题
    Which statement concerning the operation of radar in fog is TRUE?（）
    A

    Radar ranges are less accurate in fog

    B

    Navigation buoys will always show up on radar

    C

    A sandy beach will show up clearer on radar than a rocky cliff

    D

    Small wooden boats may not show up on radar


    正确答案： B
    解析： 暂无解析

  • 第10题：

    单选题
    Which statements concerning the switch construct are true？（）
    A

    All switch statements must have a default label.

    B

    There must be exactly one label for each code segment in a switch statement.

    C

    The keyword continue can never occur within the body of a switch statement.

    D

    No case label may follow a default label within a single switch statement.

    E

    A character literal can be used as a value for a case label.


    正确答案： A
    解析： 暂无解析

  • 第11题：

    单选题
    Which statement concerning the collection of fresh water is FALSE?（）
    A

    Fresh water may be obtained from fish

    B

    Lifeboat covers or canopies should be washed with rain before drinking water is collected

    C

    Fresh water may be collected from condensation inside the liferaft

    D

    Seawater should never be consumed


    正确答案： A
    解析： 暂无解析

  • 第12题：

    单选题
    Which statement concerning GPS is TRUE（）.
    A

    It cannot be used in all parts of the world

    B

    There are 12 functioning GPS satellites at present

    C

    It may be suspended without warning

    D

    Two position lines are used to give a 2D fix


    正确答案： A
    解析： 暂无解析

  • 第13题：

    Which statement is TRUE concerning the placard entitled Discharge of Oil Prohibited ________．

    A.It is required on all vessels

    B.It may be located in a conspicuous place in the wheelhouse

    C.It may be located at the bilge and ballast pump control station

    D.All of the above


    正确答案：C

  • 第14题：

    Which statement is TRUE concerning deep well self-priming pumps ________．

    A.When loading oil cargo，it is always loaded via the discharge line through to the pump until the tank is topped off

    B.Stripping systems are generally eliminated for the purposes of cargo handling

    C.In recent years deep well pumps have become increasingly unpopular in product tankers and medium size crude ships

    D.There is no danger of damaging the pump from overheating


    正确答案：B

  • 第15题：

    Which statement is TRUE concerning inert gas systems on tankers ________．

    A.Flue gases from the ship's boilers are used in some systems

    B.The gas is helium

    C.Using the system accelerates the rusting of the tanks

    D.All of the above


    正确答案：A

  • 第16题：

    Which statements concerning the switch construct are true？（）  

    • A、All switch statements must have a default label.
    • B、There must be exactly one label for each code segment in a switch statement.
    • C、The keyword continue can never occur within the body of a switch statement.
    • D、No case label may follow a default label within a single switch statement.
    • E、A character literal can be used as a value for a case label.

    正确答案:E

  • 第17题：

    单选题
    Which statement is TRUE concerning a towing vessel which，due to the nature of her work，is unable to keep out of the way of another vessel?（）
    A

    By day，she shall carry a black cylinder shape

    B

    By day，she shall carry two black balls in a vertical line

    C

    By night，she would show the same lights as a vessel not under command

    D

    By day，she would show the same shapes as a vessel restricted in her ability to maneuver


    正确答案： D
    解析： 暂无解析

  • 第18题：

    单选题
    Sometimes it is desirable to connect a member both by riveting and welding. Which statement is TRUE concerning this procedure? （）
    A

    Tearing through the member is more likely in this type connection

    B

    The weld may be broken by the stresses caused by riveting

    C

    The weld increases the tensile stress on the rivet heads

    D

    The welding must be completed before the riveting commences


    正确答案： B
    解析： 暂无解析

  • 第19题：

    单选题
    Shipping society approved buoyant work vests are considered to be items of safety equipment and may be worn by members of the crew（）.
    A

    in lieu of life preservers during fire drills

    B

    in lieu of life preservers during boat drills

    C

    in lieu of life preservers during an actual emergency

    D

    when carrying out duties near a weather deck's edge


    正确答案： C
    解析： 暂无解析

  • 第20题：

    单选题
    Which statement is TRUE concerning the placard entitled Discharge of Oil Prohibited（）.
    A

    It is required on all vessels

    B

    It may be located in a conspicuous place in the wheelhouse

    C

    It may be located at the bilge and ballast pump control station

    D

    All of the above


    正确答案： C
    解析： 暂无解析

  • 第21题：

    单选题
    Your tanker is designed to carry anhydrous ammonia in bulk.The keel was laid in 1980.Which statement concerning the carriage of this cargo is TRUE（）.
    A

    A flammable gas detection system must be installed in each cargo pump room

    B

    Tanks may not be located on deck

    C

    Carriage of this cargo is authorized by issuance of an IMO Certificate

    D

    Aluminum and copper alloys are prohibited from being in valve parts in contact with the cargo


    正确答案： B
    解析： 暂无解析

  • 第22题：

    单选题
    Which statement is TRUE concerning lifeboat gripes?（）
    A

    They must be released by freeing a safety shackle

    B

    They should not be released until the boat is in lowering position

    C

    They may be adjusted by a turnbuckle

    D

    They are normally used only with radial davits


    正确答案： D
    解析： 暂无解析

  • 第23题：

    单选题
    Line throwing apparatus aboard ship must contain（）.
    A

    two rockets，one of which shall be the buoyant type

    B

    three rockets，one of which shall be the buoyant type

    C

    four rockets，two of which shall be the buoyant type

    D

    five rockets，two of which shall be the buoyant type


    正确答案： C
    解析： 暂无解析

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