皮皮学，免费搜题
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【单选题】
在实体关系模型中，有关系R（，姓名）和关系S（，课程名，课程成绩），要得到关系Q（，姓名，课程名，课程成绩），应该使用的关系运算是（）A.
联接
B.
选择
C.
投影
D.
自然联接
拍照语音搜题，微信中搜索"皮皮学"使用
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知识点：
皮皮学刷刷变学霸
举一反三
【简答题】二进制译码器的输入是一组#tk#代码,输出是一组与输入代码相对应的高、低电平信号。
【简答题】In marine container liner
transportation,the consignee or its forwarding agent has to obtain the ( )from the carrier or his agent in order to
take delivery of the consignment from the vessel.(2016年单选)...
【判断题】BAF,CAF and port congestion surcharges are normally levied by the port authorities in marine container transportation. ( )
A.
正确
B.
错误
【简答题】_____由许多台磁盘机按一定的规则组合在一起构成,通过磁盘阵列控制器控制和管理,其存储容量可达上千TB。
【单选题】( ) is a lump sum rate for the carriage of a container loaded with a particular commodity in marine container transportation.
A.
CIF
B.
CBR
C.
BAF www.wangxiao.cn
D.
CAF
【判断题】BAF、CAF and port congestion surcharges are normally levied by the port authorities in marine container transportation.
A.
正确
B.
错误
【单选题】In marine container liner transportation, the consignee or its forwarding
A.
booking note
B.
import cargo manifest
C.
delivery order
D.
mate's receipt
【单选题】in marine container liner transportation, the consignee or its forwarding agent has to obtain the ( ) from the carrier or its agent in order to take delivery of the consignment from the vessel.
A.
delivery order
B.
import cargo manifest
C.
booking note
D.
mate's receipt
【单选题】In marine container liner transportation, the consignee or its forwarding agent has to obtain the( )from the carrier or its agent in order to take delivery of the consignment from the vessel.
A.
delivery order
B.
import cargo manifest
C.
booking note
D.
mate’s receipt
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