试题1

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试题2

计算机在进行浮点数的相加（减）运算之前先进行对阶操作，若 x 的阶码大于 y的阶码，则应将  （ ）  。
A、x 的阶码缩小至与 y 的阶码相同，且使 x 的尾数部分进行算术左移
B、x 的阶码缩小至与 y 的阶码相同，且使 x 的尾数部分进行算术右移
C、y 的阶码扩大至与 x 的阶码相同，且使 y 的尾数部分进行算术左移
D、y 的阶码扩大至与 x 的阶码相同，且使 y 的尾数部分进行算术右移

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试题3

成本估算时，（  ）方法以规模作为成本的主要因素，考虑多个成本驱动因子。该方法包括三个阶段性模型，即应用组装模型、早期设计阶段模型和体系结构阶段模型。
A．专家估算
B．Wolverton
C．COCOMO
D．COCOMOⅡ

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试题4

下图所示为一个有限自动机(其中，A是初态、C是终态)，该自动机识别的语言可用正规式（）表示。



A．(0|1)*01
B．1*0*10*1
C．1*(0)*01
D．1*(0|10)*1*

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试题5

E-R模型向关系模型转换时，三个实体之间多对多的联系m:n:p应该转换为一个独立的关系模式，且该关系模式的关键字由（）组成。
A．多对多联系的属性
B．三个实体的关键字
C．任意一个实体的关键字
D．任意两个实体的关键字

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试题6

软件设计的主要任务是设计软件的结构、过程和模块，其中软件结构设计的主要任务是要确定（ ）。
A、模块间的操作细节 
B、模块间的相似性 
C、模块间的组成关系 
D、模块的具体功能 

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试题7

why have formal documents 
first, writing the decisions down is essential.Only when one writes do the gaps appear and the    (1)    protrude(突出).The act of writing turns out to require hundreds of mini-decisions.and it is the existence of these that distinguishes clear.exact policies from fuzzy ones.
Second.the documents will communicate the decisions to others. The manager will be continually amazed that poliaes he took for common knowledge are totally unknown by some member of his team . Since his fundamentaljob is to keep everybody going in the  (2)directon. his chief daily task will be communication, not decision-making,and his documents will immensely   (3)   this load.
Finally.a manager,s documents give him a data base and checklist. By reviewing them (4)he sees where he is. and he sees what changes of emphasis or shifts in direction are needed.
The task of the manager is to develop a plan and then to realize it. But only the written plan is precise and communicable. Such a plan consists of documents on what.when. how much.where.and who.This small set of critical documents  (5)  much of the manager.s   work.if their comprehensive and critical nature is recognized in the beginning. the manager can approach them as friendly tools rather than annoying busywork. He will set his direction much more crisply and quickly by doing so.
（1）A.inconsistencies
B.consistencies
C.steadiness
D.adaptability
（2）A.other
B.different
C.another
D.same
（3）A.extend
B.broaden
C.lighten
D.release
（4）A.periodically
B.occasionally
C.infrequently
D.rarely
（5）A.decides
B.encapsulates
C.realizes
D.recognizes

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试题8

程序运行过程中常使用参数在函数（过程）间传递信息，引用调用传递的是实参的()
(20)A．地址
B．类型
C．名称
D．值

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试题9

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试题10

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