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【单选题】
关于筒形活塞式船用柴油机结构，说法不正确的是（）A.
柴油机无机座
B.
气缸体与机架铸成一体
C.
气缸套与气缸体铸成一体
D.
主轴承采用倒挂式结构
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举一反三
【单选题】The purpose of software testing is ( ).
A.
Experimental operation software
B.
software errors found
C.
software correctness proved
D.
all errors found in software
【简答题】阐述信托业务的当事人及其与信托财产的关系。
【单选题】Software testing is _______.
A.
constructive
B.
destructive
C.
to prove there is no faults in the software system
D.
to cover faults in the software system
【简答题】阐述信托业务的当事人及其与信托财产的关系。
【单选题】Black—box and white — box testing method are often used in software testing phase, in which, the white—box is mainly used to test software's( ).
A.
reasonableness of structure
B.
correctness of a program
C.
external function of a program
D.
internal logic of a program
【单选题】Software testing ___________.软件测试______。
A.
is to test executable code
B.
includes execution-based testing and non-execution based testing.
C.
is just to read code
D.
is a phase following implementation phase
【单选题】Which statement is wrong about the software testing?
A.
Software testing should cover maintenance process besides development process.
B.
Test plan should be completed before coding.
C.
Test planning and designing activities can forecast potential weaknesses.
D.
The target of the testing can vary al different levels and phases.
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