Every deliberate act of wrongdoing by the master or any of the crew against the ship or cargo，without the authorization or privity of the Shipowner or his agent，is（）.

（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

The （） is used for hauling in or letting out the wires or ropes.

Vessels must be（）valid certificate of nationality or certificated of registry or license.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

公文的秘密等级和保密期限、份号、紧急程度全都要标注时，公文的秘密等级和保密期限应标于文头的（）。

下列哪项文件是公文秘密等级最高的文件（）。

文件的存取方法依赖于(6)。文件的存储管理实际上是对(7)的管理。文件系统在创建一个文件时，为它建立一个(8)。如果文件系统中存在两个文件重名，则不应采用(9)。按照记录存入文件的先后次序排序并查找，排列顺序与记录的内容无关，这是指(10)。

●设AND、OR和NOT分别表示按位与、按位或和按位求反运算，且X=10011011，Y=01111010，Z=11101000，则(NOT(X) AND Y)= (9) ， (Y OR NOT(Z))= (10) 。10011011011110101110100001100000(10)

文件的秘密等级，按（）次序递增。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。