[单选题] The ____ returns the pump operating rod to mid position as soon as the helmsman stops turning the wheel

1、[单选题]To proceed to the assistance of a ship in distress is .

• A、an obligation for masters of passing by ships
• B、 optional for masters of passing by ships when the weather is fine
• C、 prohibited by the Convention SOLAS, 1974, as amended
• D、 prohibited by the convention STCW 78/95

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2、[单选题]The Company should ensure that the master is fully _____ with the Companys SMS.

• A、familiar
• B、 understand
• C、 conversation
• D、 confused

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3、[单选题]The abbreviation "GM" is used to represent the _____.

• A、height of the metacenter
• B、 fighting arm
• C、 righting moment
• D、 metacentric height

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4、[单选题]Which kind of vessel is not required to comply with the ISM code until 2002?

• A、Passenger ships and high-speed crafts of 500 gross tons or more
• B、 Oil tankers and Chemical tankers and Gas carriers
• C、 Bulk freight vessels
• D、 General cargo vessels

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5、[单选题]Which of the following is false? .

• A、A company should develop a SMS and implement it
• B、 A company implementing a SMS properly may obtain a DOC
• C、 Once a company obtains its DOC, each vessel of this company will obtain a SMC
• D、 DOC is valid for 60 months unless “major non-conformity” is found

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