Chain
Wire rope
Webbing
All of the above
第1题：
How could lashing gear used aboard Ro-Ro vessels be stowed when not in use?
A.Drape along brackets
B.Leave in place while back loading cargo to save time
C.Hang vertically in the paint locker
D.All of the above
第2题：
The disadvantage(s) of using web lashing on light vehicles aboard Ro-Ro vessels is that it ______.
A.deteriorates in sunlight
B.cuts on sharp edges
C.is vulnerable to damage and pilferage
D.All of the above
第3题：
The advantage(s) of using wire rope lashing on vehicles aboard Ro-Ro vessels is that it__.
A.is lighter than chain
B.has a good working life
C.is not affected by temperature
D.All of the above
第4题：
What is used when securing heavy vehicles aboard Ro-Ro vessels ________．
A.Buckle or ratchet tensioner
B.Webbing
C.Manila rope
D.None of these
第5题：
Onboard a Ro-Ro vessel many decks are used for the carriage of both rolling and container cargoes，as such it is most useful if a deck socket accepts both ______．
A.Twist-Locks and lashing hooks
B.Container locks and bridge fittings
C.Bridge fittings and lashing hooks
D.Twist-locks and container locks
第6题：
Which of the following is the stated proper sequence before commencing cargo operations aboard Ro-Ro vessels?
A.Start ventilation，lower the ramp，notify engine room
B.Lower the ramp，start ventilation，notify engine room
C.Notify engine room，lower the ramp，start ventilation
D.Start ventilation，notify engine room，lower the ramp
第7题：
Which variable factor affects the initial lashing requirements aboard Ro-Ro vessels?
A.Age of vehicle or cargo unit
B.Size and weight of vehicle/cargo unit
C.Reputation of shipper concerning condition of cargo
D.Air pressure in the vehicles tires
第8题：
A disadvantage of using chain lashing on heavy vehicles aboard Ro-Ro vessels is that it is ______.
A.heavy
B.easily damaged
C.affected by temperature
D.costly relative to the strength ratio
第9题：
The disadvantage（s）of using chain lashing on heavy vehicles aboard Ro-Ro vessels is that ______．
A.It is heavy
B.The links lose strength if placed over corners
C.It does not absorb shock
D.All of the above
第10题：
What may NOT be used when securing heavy vehicles aboard Ro-Ro vessels ________．
A.Chain lever
B.Turnbuckle
C.Webbing
D.Chain