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●Traditional structured analysis techniques focus upon the flow of __(71)__ within asystem. Object-oriented analysis emphasizes the building of real-world models. It examinesrequirements from the perspective of the classes and objects found in the vocabulary ofthe __(72)__ domain.Traditional system design method emphasizes the proper and effective structure of acomplex system. Object-oriented design method encompasses the process of object-orienteddecomposition and a __(73)__ for depicting both logical and physical as well as static anddynamic models of the system under design.Object-oriented programming is a method of implementation in which programs are organizedas cooperative collections of objects, each of which represents an __(74)__ of some class, and whose classes are all members of a hierarchy of classes united via __(75)__ relationships.

发布时间:2024-07-09

A.control

B.program

C.data

D.reference

试卷相关题目

  • 1●__(66)__data effectively is crucial for success in today's competitive environment. Managers must know how to use a variety of tools. Integrated data takes information from different sources and puts it together in a meaningful and useful way. One of the difficulties of this is the __(67)__ in hardware and software.__(68)__ integration uses a base document that contains copies of other objects.__(69)__ integration uses a base document that contains the current or most recent version of the source document it contains.__(70)__ provides an overview of the program written in "plain". English, without thecomputer syntax.

    A.Generalizing

    B.Sharing

    C.General-using

    D.Globalizing

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  • 2●类比二分搜索算法,设计k分搜索算法(k为大于2的整数)如下:首先检查n/k处(n为被搜索集合的元素个数)的元素是否等于要搜索的值,然后检查2n/k处的元素,…,这样,或者找到要搜索的元素,或者把集合缩小到原来的1/k;如果未找到要搜索的元素,则继续在得到的集合上进行k分搜索;如此进行,直到找到要搜索的元素或搜索失败。此k分搜索算法在最坏情况下搜索成功的时间复杂度为__(64)__,在最好情况下搜索失败的时间复杂度为__(65)__。

    A.O(logn)

    B.O(nlogn)

    C.O(logkn)

    D.O(nlogkn)

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  • 3●设集合Z26{0,1,…,25}, 乘法密码的加密函数为Ek:Z26→Z26,Zki=(ki)mod 26,密钥k∈Z26-{0),则加密函数K7(i)=(7i)mod 26是一个__(63)__函数。

    A.单射但非满射

    B.满射但非单射

    C.非单射且非满射

    D.双射

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  • 4●设∪表示集合的并运算,∩表示集合的交运算,A表示集合A的绝对补,A-B表示集合A与B的差,则A-B=__(62)__。

    A.A∪(A∩B)

    B.A∪B

    C.A∩(A∪B)

    D.A∩B

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  • 5●设f表示某个二元逻辑运算符,PfQ的真值表如下表所示,则PfQ等价于__(61)__。      <table _dj="MsoNormalTable" width="24%" border="1" cellpadding="0" cellspacing="0"><tbody><tr><td width="33%">P</td><td width="33%">Q</td><td width="34%">PfQ</td></tr><tr><td width="33%">0</td><td width="33%">0</td><td width="34%">0</td></tr><tr><td width="33%">0</td><td width="33%">1</td><td width="34%">1</td></tr><tr><td width="33%">1</td><td width="33%">0</td><td width="34%">0</td></tr><tr><td width="33%">1</td><td width="33%">1</td><td width="34%">0</td></tr></tbody></table> 

    A.P∨┐Q

    B.┐P∧Q

    C.┐P∧┐Q

    D.┐P∨┐Q

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