Which of the followings is a determining factor in terms of the prospect of the screening
A. Their efficiency.
B. Their brand.
C. Their output.
D. Their component.
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According to the text, the old Army Field Manual lacks ______.
A. some forms of degrading treatment of prisoners
B. the trials of time by the CIA
C. torture by army personnel in Abu Ghraib
D. specific ban on "water-boarding"
The word "albeit" in the first sentence of the second paragraph most probably means ______.
A. although
B. once
C. if
D. as
下列说法中，正确的是A．进程之间同步，主要源于进程之间的资源竞争，是指对多个相关进程在执行次序下列说法中，正确的是
A. 进程之间同步，主要源于进程之间的资源竞争，是指对多个相关进程在执行次序上的协调
B. 信号量机制是一种有效的实现进程同步与互斥的工具。信号量只能由P\V．操作来改变
C. V操作是对信号量执行加1操作，意味着释放一个单位资源，加1后如果信号量的值小于等于0，则从等待队列中唤醒一个进程，现进程变为等待状态；否则现进程继续进行
D. 临界区是指每次仅允许一个进程访问的资源
商业银行市场定位是指商业银行设计企业形象，决定向客户提供何种价值的行为过程。()
A. 正确
B. 错误
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