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【单项选择题】

When operating in an area where sea ice and icebergs are present，which statement is TRUE? （）

A、A.Icebergs may travel in a direction many degrees different from the sea ice

B、B.Both icebergs and sea ice will move in approximately the same direction and at the same speed

C、C.Icebergs and sea ice will move in the same direction，but at different speeds due to the sail effect of the berg

D、D.Icebergs and sea ice will move in the same direction，but the iceberg will move slower because of its underwater bulk

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更多“When operating in an area where sea ice and icebergs are present，which statement is TRUE? （）”相关的问题
第1题
[多选题] Which two of these correctly describe asymmetric routing and firewalls?（）

A、only operational in routed mode  B、only operational in transparent mode  C、only eight interfaces can belong to an asymmetric routing group  D、operational in both failover and non-failover configurations  E、only operational when the firewall has been configured for failover  

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第2题
[单选题] A vessel restricted in her ability to maneuver when engaged in an operation for the maintenance of safety of navigation in a traffic separation scheme is（）complying with this rule to the extent necessary to carry out the operation.

A、obliged  B、to be  C、exempted from  D、necessarily  

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第3题
[单选题] When an operator is trying to log off the system displays this message: you have running jobs?? What does this mean?（）

A、One or more processes are running in the background, preventing log off.  B、One or more processes are paused, requiring operator input prior to logging off.  C、At least one process is running in the background and it will keep running after the operator logs off  D、At least one process is running in the background using nohup and it will terminate when the operator logs off  

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第4题
[多选题] When you compare the differences between half-duplex and full-duplex Ethernet,which of the following characteristics are exclusive to half-duplex?（）

A、Half-duplex Ethernet operates in a shared collision domain.  B、Half-duplex Ethernet operates in an exclusive broadcast domain.  C、Half-duplex Ethernet has efficient throughput.  D、Half-duplex Ethernet has lower effective throughput.  E、Half-duplex Ethernet operates in an exclusive collision domain.  

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第5题
[单选题] An interlock in the remote operating valve line stops the valve （） when the engine turning gear is engaged.

A、to open  B、opening  C、open  D、opened  

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第6题
[单选题] When would you ground an electric hand tool?（）

A、When it is a DC machine  B、When it is an AC machine  C、Any machine that operates on over 100 volts  D、Only when working on wet steel plates  

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第7题
[多选题] Which two statements are true about variable extent size support for large ASM files?（）

A、The metadata used to track extents in SGA is reduced.  B、Rebalance operations are completed faster than with a fixed extent size  C、An ASM Instance automatically allocates an appropriate extent size.  D、Resync operations are completed faster when a disk comes online after being taken offline.  E、Performance improves in a stretch cluster configuration by reading from a local copy of an extent.  

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第8题
[单选题] When the Captain of the Port or Officer in Charge，Marine Inspection issues an order of suspension to the operator of a vessel concerning oil transfer operations，it（）.

A、is always effective immediately  B、includes a statement of each condition requiring corrective action  C、must be in writing before it takes effect  D、All of the above  

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第9题
[单选题] When the Captain of the Port or Officer in Charge，Marine Inspection issues an order of suspension to the operator of a vessel concerning oil transfer operations，it（）.

A、is always effective immediately  B、includes a statement of each condition requiring corrective action  C、must be in writing before it takes effect  D、All of the above  

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第10题
[] The most critical part of the bunkering operations, which can result in an oil spill, is when the （）

A、A.hose joints are made up  B、B.tanks are being topped off  C、C.system is being lined up  D、D.pumping operation is first started  

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