单项选择题The purpose of a preventer as it is used on a conventional yard and stay cargo rig is to().

A.allow greater than normal loads to be handled by the gear
B.act as an inboard guy in the event the inboard guy parts during cargo handling
C.assist the outboard guy in supporting stresses during cargo handling
D.prevent the inboard guy from parting due to stresses during cargo handling


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1.单项选择题The preventer guy,as used on a conventional yard and stay rig,().

A.is rigged at an angle of 70°to 90°from the guy it assists
B.takes the strain imposed on the schooner guy when burtoning cargo
C.is rigged when lifting cargo that exceeds the SWL of a single whip
D.should take the strain if the regular guy parts

2.单项选择题The payment proportionate to the part of the voyage accomplished or to the part of the cargo delivered is referred as().

A.advance freight
B.back freight
C.dead freight
D.pro rata freight

3.单项选择题The patches where rust have been removed should be wiped clean before paint is().

A.applied
B.supplied
C.replied
D.complied

4.单项选择题The necessity of the segregation of cargoes is determined by().

A.experience from practice
B.various types of cargoes
C.different types of ships
D.personal abilities

5.单项选择题The National Cargo Bureau represents the().

A.agent
B.operator
C.shipper
D.All of the above

6.单项选择题The most variable factor in the control of broken stowage is().

A.the use of excessive amounts of dunnage
B.the use of excessive amounts of filler cargo
C.the failure to stow some items in neat and uniform rows and tiers
D.the skill,industry and interest of the longshoremen

8.单项选择题The best way to determine if a load is within maximum lift limits is to use().

A.a boom angle indicator
B.a load weight indicator
C.material invoices for shipping weights
D.prior experience with similar lifts

9.单项选择题The additional cargo is to be loaded()board our ship.

A.on
B.in
C.from
D.to

10.单项选择题The actual amount of cargo loaded depends upon().

A.the broken stowage listed
B.the broken stowage calculated
C.the broken stowage given
D.the actual broken stowage