题目内容

What was Barack Obama's response toward Hillary's suggestion?

A. He made no comments on Hillary's suggestion.
B. He had no choice but to accept Hillary's suggestion.
C. He refused to take Hillary's suggestion.
D. He decided to quit the election campaign.

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通常通信信道的带宽越大,在数据传输中失真将会()。

A. 严重
B. 不变
C. 越大
D. 越小

Where did this accident happen?

A. In the capital Buenos Aires.
B. Near the beach resort of Mar del Plata.
C. Near Dolores.
D. Not mentioned.

启动磁盘执行一次输入/输出操作时,()是硬件设计时就固定的。

A. 寻找时间
B. 传送时间
C. 延迟时间
D. 一次I/O操作的总时间

两个进程P、Q都需要三个资源1,2,3,系统中有资源1、2、3各一个,如果P请求资源的顺序是1、2、3,Q请求资源的顺序任意,共有3!=6种排列,其中共有()个排列可能导致死锁。

A. 3
B. 4
C. 5
D. 6

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