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利用并行处理技术可以缩短计算机处理一个问题的时间,开发计算机系统的并行性措施有3类: (5) 。流水线处理机属于 (6) ,某机采用4级流水线结构完成一条指令,每一级流水操作实际需要的时间为:取指令60ns,指令译码和取数40ns,运算70ns,送结果50ns。计算机执行一条程序需要100条基本指令,理想情况下流水线计算机需要 (7) 时间完成这段程序。 (6)处填()。

A. 资源共享
B. 资源重复
C. 时间重叠
D. 多处理机系统

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(66) method is the use of a data processing system to represent selected behavioral (67) of a physical or abstract system. For example, the representation of air streams around airfoils at various velocities, temperatures, and air pressures with such a system.Emulation method is slightly different, it uses a data processing system to imitate another data processing system, so that the imitating system accepts the same data, executes the same programs, and achieves the same (68) as the imitated system. Emulation is usually achieved (69) hardware or firmware. In a network, for example, microcomputers might emulate terminals (70) communicate with mainframe. (68)处填()。

A. effects
B. ends
C. results
D. products

计算机浮点数的表示中,可分为阶码和尾数两部分,如果某机阶码为8位 (含1位符号位)定点整数,用移码表示,其阶码最大正数是 (8) ,最小负数是 (9) 。 (8)处填()。

A. 01111111
B. 11111111
C. 10000000
D. 000000001

Passage OneQuestions 16 to 18 are based on the passage you have just heard.

A. They help each other in a way.
B. They have nothing to do with each other.
C. They depend on each other.
D. They have something to do with each other.

旅游投诉者是指以______的名义请求旅游行政管理部门维护自己和他人旅游合法权益的人。

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