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1、2022陕西软件水平考试考试考前冲刺卷(1)本卷共分为1大题50小题,作答时间为180分钟,总分100分,60分及格。一、单项选择题(共50题,每题2分。每题的备选项中,只有一个最符合题意) 1.()以静态或动态的连接方式,为应用程序提供一组可使用的类。()除了提供可被应用程序调用的类以外,还基本实现了一个可执行的架构。()以静态或动态的连接方式,为应用程序提供一组可使用的类。A函数库B类库C框架D类属2.风险分析在软件项目开发中具有重要作用,包括风险识别、风险预测、风险评估和风险控制等。建立风险条目检查表是()时的活动,描述风险的结果是()时的活动。“描述风险的结果”是()时的活动。A风险识
2、别B风险预测C风险评估D风险控制3.()以静态或动态的连接方式,为应用程序提供一组可使用的类。()除了提供可被应用程序调用的类以外,还基本实现了一个可执行的架构。()除了提供可被应用程序调用的类以外,还基本实现了一个可执行的架构。A函数库B类库C框架D类属4.Object-oriented analysis (OOA) is a semiformal specification technique for the object-oriented paradigm. Object-oriented analysis consists of three steps. The first step
3、is () . It determines how the various results are computed by the product and presents this information in the form of a () and associated scenarios. The second is () , which determines the classes and their attributes, then determines the interrelationships and interaction among the classes. The la
4、st step is () , which determines the actions performed by or to each class or subclass and presents this information in the form of ().The first step is().Ause-case modelingBclass modelingCdynamic modelingDbehavioral modeling5.若关系 R、S 如下图所示,则 R 与 S 自然连接后的属性列数和元组个数分别为() ; π1,4(R×S)=() 。则R与S自
5、然连接后的属性列数和元组个数分别为()A4和3B4和6C6和3D6和66.运行Web浏览器的计算机与网页所在的计算机要建立()连接,采用()协议传输网页文件。运行Web浏览器的计算机与网页所在的计算机要建立()连接。AUDPBTCPCIPDRIP7.关于集成测试的描述中,正确的是_ 。集成测试也叫做组装测试或联合测试,通常是在单元测试的基础上,将所有模块按照概要设计说明书和详细设计说明书的要求进行组装和测试的过程自顶向下的增殖方式是集成测试的一种组装方式,它能较早地验证主要的控制和判断点,对于输入输出模块、复杂算法模块中存在的错误能够较早地发现自底向上的增殖方式需要建立桩模块,并行地对多个模块
6、实施测试,并逐步形成程序实体,完成所有模块的组装和集成测试在集成测试时,测试者应当确定关键模块,对这些关键模块及早进行测试,比如高层控制模块、有明确性能要求和定义的模块等ABCD 8.若关系 R、S 如下图所示,则 R 与 S 自然连接后的属性列数和元组个数分别为() ; π1,4(R×S)=() 。π1,4(R×S)=()A.B.C.D.9.设有职工EMP(职工号,姓名,性别,部门号,职务,进单位时间,电话),职务JOB(职务,月薪)和部门DEPT(部门号,部门名称,部门电话,负责人)实体集。一个职务可以由多个职工担任,但一个职工只能担任一个职务,并属于一
7、个部门,部门负责人是一个职工。下图所示的a、b处的实体名分别为();图中a、b之间为()联系。下图所示的a、b处的实体名分别为()ADEPT、EMPBEMP、DEPTCJOB、EMPDEMP、JOB10.Object-oriented analysis (OOA) is a semiformal specification technique for the object-oriented paradigm. Object-oriented analysis consists of three steps. The first step is () . It determines how th
8、e various results are computed by the product and presents this information in the form of a () and associated scenarios. The second is () , which determines the classes and their attributes, then determines the interrelationships and interaction among the classes. The last step is () , which determ
9、ines the actions performed by or to each class or subclass and presents this information in the form of ().It determines how the various results are computed by the product and presents this information in the form of a()and associated scenarios.Acollaboration diagramBsequence diagramCuse-case diagr
10、amDactivity diagram11.运行Web浏览器的计算机与网页所在的计算机要建立()连接,采用()协议传输网页文件。采用()协议传输网页文件。AHTTPBHTMLCASPDRPC12.从数据库管理系统的角度看,数据库系统一般采用如下图所示的三级模式结构。图中处应填写 (),处应填写 () 。图中处应填写()A外模式 / 概念模式B概念模式 / 内模式C外模式 / 概念模式映象D概念模式 / 内模式映象13.Object-oriented analysis (OOA) is a semiformal specification technique for the object-ori
11、ented paradigm. Object-oriented analysis consists of three steps. The first step is () . It determines how the various results are computed by the product and presents this information in the form of a () and associated scenarios. The second is () , which determines the classes and their attributes,
12、 then determines the interrelationships and interaction among the classes. The last step is () , which determines the actions performed by or to each class or subclass and presents this information in the form of ().The second is(), which determines the classes and their attributes, then determines
13、the interrelationships and interaction among the classes.Ause-case modelingBclass modelingCdynamic modelingDbehavioral modeling14.从数据库管理系统的角度看,数据库系统一般采用如下图所示的三级模式结构。图中处应填写 (),处应填写 () 。图中处应填写()A外模式 / 概念模式B概念模式 / 内模式C外模式 / 概念模式映象D概念模式 / 内模式映象15.设有职工EMP(职工号,姓名,性别,部门号,职务,进单位时间,电话),职务JOB(职务,月薪)和部门DEPT(部门
14、号,部门名称,部门电话,负责人)实体集。一个职务可以由多个职工担任,但一个职工只能担任一个职务,并属于一个部门,部门负责人是一个职工。下图所示的a、b处的实体名分别为();图中a、b之间为()联系。图中a、b之间为()联系。A1 1B1 *C* 1D* *16.Object-oriented analysis (OOA) is a semiformal specification technique for the object-oriented paradigm. Object-oriented analysis consists of three steps. The first step
15、 is () . It determines how the various results are computed by the product and presents this information in the form of a () and associated scenarios. The second is () , which determines the classes and their attributes, then determines the interrelationships and interaction among the classes. The l
16、ast step is () , which determines the actions performed by or to each class or subclass and presents this information in the form of ().The last step is ()Ause-case modelingBclass modelingCdynamic modelingDbehavioral modeling17.Object-oriented analysis (OOA) is a semiformal specification technique f
17、or the object-oriented paradigm. Object-oriented analysis consists of three steps. The first step is () . It determines how the various results are computed by the product and presents this information in the form of a () and associated scenarios. The second is () , which determines the classes and
18、their attributes, then determines the interrelationships and interaction among the classes. The last step is () , which determines the actions performed by or to each class or subclass and presents this information in the form of ().which determines the actions performed by or to each class or subcl
19、ass and presents this information in the form of ().Aactivity diagramBcomponent diagramCsequence diagramDstate diagram18.主板(也称母板或系统板)是计算机硬件系统集中管理的核心载体,几乎集中了全部系统功能,是计算机中的重要部件之一。下图所示的微机主板上,处是() ,处是 () 。处是()ACPU 插槽B内存插槽CPCI 插槽DIDE 插槽19.某单位对收集的100 个数据已算出其算术平均值为E,方差为D。如果这100 个数据中每个数据都增加1 倍,则算术平均值为 () ,方差
20、为 () 。方差为()ADB2DC4DD100D20.主板(也称母板或系统板)是计算机硬件系统集中管理的核心载体,几乎集中了全部系统功能,是计算机中的重要部件之一。下图所示的微机主板上,处是() ,处是 () 。处是 ()ACPU 插槽B内存插槽CPCI 插槽DIDE 插槽21.()协议对在网络中传送的数据进行分组和路由,负责将数据从一个节点传送到另一个节点,该协议与OSI/RM 模型中的()层对应,同层协议还包括()。()协议对在网络中传送的数据进行分组和路由ASMTPBTCPCIPDIEEE802322.()协议对在网络中传送的数据进行分组和路由,负责将数据从一个节点传送到另一个节点,该协
21、议与OSI/RM 模型中的()层对应,同层协议还包括()。该协议与OSI/RM 模型中的()层对应A会话B传输C数据链路D网络23.()协议对在网络中传送的数据进行分组和路由,负责将数据从一个节点传送到另一个节点,该协议与OSI/RM 模型中的()层对应,同层协议还包括()。同层协议还包括()ASNMPBUDPCARPDFTP24.数据流程图(DFD)是一种能全面地描述信息系统逻辑模型的主要工具,在数据流程图中方框表示(),()不属于数据流程图的基本成分。在数据流程图中方框表示()A数据流B数据的源点或终点C数据存储D加工25.数据流程图(DFD)是一种能全面地描述信息系统逻辑模型的主要工具,
22、在数据流程图中方框表示(),()不属于数据流程图的基本成分。()不属于数据流程图的基本成分A外部实体B处理过程C数据结构D数据流26.某项目计划成本为400 万元,计划工期为4 年,项目进行到两年时,监理发现预算成本为200 万元,实际成本为100 万元,挣值为50 万元,则项目成本差异为(),项目进度差异为()。则项目成本差异为()A150万元B-50 万元C-150万元D50 万元27.监理在评价变更合理性时应考虑的内容不包括判断()。A变更是否会影响工作范围、成本、质量、进度B性能是否有保证,对选用设备的影响C变更是否影响项目的投资回报率和净现值D变更是否可以平衡各方利益28.某工程有1
23、0项工作,其相互的依赖关系如下表所示,则双代号网络计划绘制正确的是(),其关键路径时间为()天。则双代号网络计划绘制正确的是()ABCD29.某项目计划成本为400 万元,计划工期为4 年,项目进行到两年时,监理发现预算成本为200 万元,实际成本为100 万元,挣值为50 万元,则项目成本差异为(),项目进度差异为()。项目进度差异为()A150万元B50万元C-150万元D -50 万元30.变更控制的工作程序正确的顺序是()。 监控变更实施接受变更申请变更情况分析 确定变更方法评估变更效果进行变更初审ABCD31.某工程有10项工作,其相互的依赖关系如下表所示,则双代号网络计划绘制正确的
24、是(),其关键路径时间为()天。其关键路径时间为()天。A36B30C33D2732.关于工程变更控制的工作程序,下列说法错误的是()。A工程变更建议书应在预计可能变更的时间之前14天提出B监理工程师签发项目变更单后,承建单位即可实施项目变更C监理应就项目变更费用及工期的评估情况与建设方、承建方进行协调D应由经总监理工程师授权的监理变更控制小组负责处理变更事宜33.关系R1和R2如下图所示:若进行R1∞R2运算,则结果集分别为()元关系,共有()个元组。若进行R1R2运算,则结果集分别为()元关系A4B5C6D734.已知关系模式:图书(图书编号,图书类型,图书名称,作者,出版社,
25、出版日期,ISBN),图书编号唯一识别一本图书。建立计算机类图书的视图Computer-BOOK,并要求进行修改、插入操作时保证该视图只有计算机类的图书。实现上述要求的SQL语句如下: CREATE () AS SELECT图书编号,图书名称,作者,出版社,出版日期 FROM图书 WHERE图书类型=计算机 ();CREATE ()ATABLE Computer-BOOKBVIEWComputer-BOOKCComputer-BOOK TABLEDComputer-BOOKVIEW35.某企业有生产部和销售部,生产部负责生产产品并送入仓库,销售部从仓库取出产品销售。假设仓库可存放n件产品。用P
26、V操作实现他们之间的同步过程如下图所示。 其中,信号量S是一个互斥信号量,初值为(); S1是一个();S2是一个()。信号量S是一个互斥信号量,初值为()A0B1CnD-136.假设关系R1和R2如下图所示:若进行R1∞R2运算,则结果集分别为()元关系,共有()个元组。若进行R1R2运算,共有()个元组。A4B5C6D737.某企业有生产部和销售部,生产部负责生产产品并送入仓库,销售部从仓库取出产品销售。假设仓库可存放n件产品。用PV操作实现他们之间的同步过程如下图所示。 其中,信号量S是一个互斥信号量,初值为(); S1是一个();S2是一个()。S1是一个();A互斥信号量
27、,表示仓库的容量,初值为nB互斥信号量,表示仓库是否有产品,初值为0C同步信号量,表示仓库的容量,初值为nD同步信号量,表示仓库是否有产品,初值为038.已知关系模式:图书(图书编号,图书类型,图书名称,作者,出版社,出版日期,ISBN),图书编号唯一识别一本图书。建立计算机类图书的视图Computer-BOOK,并要求进行修改、插入操作时保证该视图只有计算机类的图书。实现上述要求的SQL语句如下: CREATE () AS SELECT图书编号,图书名称,作者,出版社,出版日期 FROM图书 WHERE图书类型=计算机 ();WHERE图书类型=计算机 ();AFOR ALLBPUBLICC
28、WITH CHECK OPTIONDWITH GRANT OPTION39.某企业有生产部和销售部,生产部负责生产产品并送入仓库,销售部从仓库取出产品销售。假设仓库可存放n件产品。用PV操作实现他们之间的同步过程如下图所示。 其中,信号量S是一个互斥信号量,初值为(); S1是一个();S2是一个()。S2是一个()。A互斥信号量,表示仓库的容量,初值为nB互斥信号量,表示仓库是否有产品,初值为0C同步信号量,表示仓库的容量,初值为nD同步信号量,表示仓库是否有产品,初值为040.分配给某公司网络的地址块是22017192020,该网络被划分为()个C类于网,不属于该公司网络的子网地址是()。
29、分配给某公司网络的地址块是22017192020,该网络被划分为()个C类于网A4B8C16D3241.Computers will become more advanced and they will also become easier to use.Improved speed recognition will make the operation of a computer easier. Virtual reality(虚拟现实), the technology of() with a computer using all of the human senses, will also
30、 contribute to better human and computer(). Other, exotic (奇异的) models of computation are being developed, including biological computing that uses living organisms, molecular computing that uses molecules with particular(), and computing that uses DNA, the basic unit of heredity(遗传), to store data
31、and carry out operations. These are examples of possible future computational platforms that, so far, are limited in abilities or are strictly() . Scientists investigate them because of the physical limitations of miniaturizing circuits embedded in silicon. There are also() related to heat generated
32、 by even the tiniest of transistors.the technology of() with a computer using all of the human sensesAinteractBinteractingCcommunicateDusing42.分配给某公司网络的地址块是22017192020,该网络被划分为()个C类于网,不属于该公司网络的子网地址是()。分配给某公司网络的地址块是22017192020,不属于该公司网络的子网地址是()。A220172030B220172050C220172070D22017213043.Computers will
33、become more advanced and they will also become easier to use.Improved speed recognition will make the operation of a computer easier. Virtual reality(虚拟现实), the technology of() with a computer using all of the human senses, will also contribute to better human and computer(). Other, exotic (奇异的) mod
34、els of computation are being developed, including biological computing that uses living organisms, molecular computing that uses molecules with particular(), and computing that uses DNA, the basic unit of heredity(遗传), to store data and carry out operations. These are examples of possible future com
35、putational platforms that, so far, are limited in abilities or are strictly() . Scientists investigate them because of the physical limitations of miniaturizing circuits embedded in silicon. There are also() related to heat generated by even the tiniest of transistors.the technology will also contri
36、bute to better human and computer().AinterfacesBbehaviorCsimilaritiesDcomparison44.Computers will become more advanced and they will also become easier to use.Improved speed recognition will make the operation of a computer easier. Virtual reality(虚拟现实), the technology of() with a computer using all
37、 of the human senses, will also contribute to better human and computer(). Other, exotic (奇异的) models of computation are being developed, including biological computing that uses living organisms, molecular computing that uses molecules with particular(), and computing that uses DNA, the basic unit
38、of heredity(遗传), to store data and carry out operations. These are examples of possible future computational platforms that, so far, are limited in abilities or are strictly() . Scientists investigate them because of the physical limitations of miniaturizing circuits embedded in silicon. There are a
39、lso() related to heat generated by even the tiniest of transistors.Other, exotic (奇异的) models of computation are being developed, including biological computing that uses living organisms, molecular computing that uses molecules with particular(), and computing that uses DNA, the basic unit of hered
40、ity(遗传), to store data and carry out operations.AsoftwareBpropertiesCprogramsDhardware45.Computers will become more advanced and they will also become easier to use.Improved speed recognition will make the operation of a computer easier. Virtual reality(虚拟现实), the technology of() with a computer usi
41、ng all of the human senses, will also contribute to better human and computer(). Other, exotic (奇异的) models of computation are being developed, including biological computing that uses living organisms, molecular computing that uses molecules with particular(), and computing that uses DNA, the basic
42、 unit of heredity(遗传), to store data and carry out operations. These are examples of possible future computational platforms that, so far, are limited in abilities or are strictly() . Scientists investigate them because of the physical limitations of miniaturizing circuits embedded in silicon. There
43、 are also() related to heat generated by even the tiniest of transistors.These are examples of possible future computational platforms that, so far, are limited in abilities or are strictly() .AempiricalBrealCpracticalDtheoretical46.Computers will become more advanced and they will also become easie
44、r to use.Improved speed recognition will make the operation of a computer easier. Virtual reality(虚拟现实), the technology of() with a computer using all of the human senses, will also contribute to better human and computer(). Other, exotic (奇异的) models of computation are being developed, including bi
45、ological computing that uses living organisms, molecular computing that uses molecules with particular(), and computing that uses DNA, the basic unit of heredity(遗传), to store data and carry out operations. These are examples of possible future computational platforms that, so far, are limited in ab
46、ilities or are strictly() . Scientists investigate them because of the physical limitations of miniaturizing circuits embedded in silicon. There are also() related to heat generated by even the tiniest of transistors.There are also() related to heat generated by even the tiniest of transistors.Adeve
47、lopmentsBadvantagesClimitationsDimprovements47.在Word 的编辑状态,若选择了表格中的一行,执行了表格菜单中的删除列命令,则() ;若要对当前正在编辑的文件加打开权限密码,则应该选择() ,然后按相关提示操作即可。在Word 的编辑状态,若选择了表格中的一行,执行了表格菜单中的“删除列”命令,则 ()A整个表格被删除B表格中一行被删除C表格中一列被删除D表格中没有被删除的内容48.()是Excel 工作簿的最小组成单位。若用户需要对某个Excel 工作表的A1:G1 的区域快速填充星期一、星期二、星期日,可以采用的方法是在A1 单元格填入星期一并