2023年辽宁软件水平考试考试真题卷(6).docx
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1、2023年辽宁软件水平考试考试真题卷(6)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.The purpose of the requirements definition phase is to produce a clear, complete, consistent, and testable (1) of the technical requirements for the software product.During the requirements definition ph
2、ase, the requirements definition team uses an iterative process to expand a broad statement of the system requirements into a complete and detailed specification of each function that the software must perform and each (2) that it must meet. The starting point is usually a set of high-level requirem
3、ents from the (3) that describe the project or problem.In either case, the requirements definition team formulates an overall concept for the system and the defines (4) showing how the system will be operated, publishes the system and operation concept documents, and conducts a system concept review
4、(SCR).Following the SCR, the team derives (5) requirements for the system from the high level requirements and the system operations concept. Using structured or object-oriented analysis, the team specifies the software functions and algorithms needed to satisfy each detailed requirements.4()ArulesB
5、principlesCscenariosDscenes2.Networks can be interconnected by different devices. In the physical layer, networks can be connected by (1) or Hubs, which just move the bits from one network to an identical network. One layer up we find bridges and swiches, which operate at data link layer. They can a
6、ccept (2) ,examine the MAC address, and forward the frames to a different network while doing minor protocol translation in the process. In the network layer, we have routers that can connect two netwoks. If two networks have (3) network layer, the router may be able to translate between the packet
7、formats. In the transport layer we find transport gateway, which can interface between the two transport connections. Finally, in the application layer, application gateways translate message (4) . As an example, gateways between Internet e-mail and X. 400 e-mail must (5) the e-mail message and chan
8、ge various header fields.5()AanalyzeBpairsCdeleteDcreate3.The purpose of the requirements definition phase is to produce a clear, complete, consistent, and testable (1) of the technical requirements for the software product.During the requirements definition phase, the requirements definition team u
9、ses an iterative process to expand a broad statement of the system requirements into a complete and detailed specification of each function that the software must perform and each (2) that it must meet. The starting point is usually a set of high-level requirements from the (3) that describe the pro
10、ject or problem.In either case, the requirements definition team formulates an overall concept for the system and the defines (4) showing how the system will be operated, publishes the system and operation concept documents, and conducts a system concept review(SCR).Following the SCR, the team deriv
11、es (5) requirements for the system from the high level requirements and the system operations concept. Using structured or object-oriented analysis, the team specifies the software functions and algorithms needed to satisfy each detailed requirements.5()AdetailedBoutlinedCtotalDcomplete4.假设二进制数A为八位,
12、为获取其高五位的值可采用 (15) ,如要比较A和另一个二进制数B是否相等,则可采用 (16) 。A将A与11111000进行或运算B将A与00000111进行或运算C将A与11111000进行与运算D将A与00000111进行与运算5.Excel学生成绩表如下表所示,若要计算表中每个学生计算机文化和英语课的平均成绩,那么,可通过在D3单元格中填写 (16) ,并 (17) 拖动填充柄至D10单元格,则可自动算出这些学生的平均成绩。A=AVG(B3+C3)B=AVERAGE(B3+C3)C=AVG(B3/C3)D=AVERAGE(B3:C3)6.对于191168.1.32/28网络, (48)
13、 是广播地址,可分配地址为 (49) 。A191.168.1.47B191.168.1.255C191.168.1.1D191.168.1.487.客户端软件与POP3服务器建立 (66) 连接来 (67) 。ATCPBUDPCPHPDIP8.计算机内存的容量大小受到 (11) 位数的限制。若该总线为20位,则可以寻址的内存空间为 (12) B。A地址总线B数据总线C控制总线D通信总线9.在OSI参考模型中, (50) 是最高层,直接向用户提供网络管理、电子邮件、远程登录、文件传输等服务。 (51) 的功能为建立、维持和释放数据链路,在数据传输时进行流量控制和差错控制。A物理层B数据链路层C传
14、输层D应用层10.在Windows操作系统中,要查看已知文件类型的扩展名,需要在磁盘目录下执行命令 (4) 设置;用键盘上的Delete键删除u盘中的文件时,该文件 (5) ;在硬盘上要直接删除文件而不让文件进入回收站,可以用键盘 (6) 操作。A工具文件夹选项查看B查看列表C工具文件夹选项文件类型D查看详细资料11.假设二进制数A为八位,为获取其高五位的值可采用 (15) ,如要比较A和另一个二进制数B是否相等,则可采用 (16) 。A异或B逻辑与C逻辑非D逻辑或12.Excel学生成绩表如下表所示,若要计算表中每个学生计算机文化和英语课的平均成绩,那么,可通过在D3单元格中填写 (16)
15、,并 (17) 拖动填充柄至D10单元格,则可自动算出这些学生的平均成绩。A向垂直方向B向水平方向C按住Shift键向垂直方向D按住Shift键向水平方向13.对于191168.1.32/28网络, (48) 是广播地址,可分配地址为 (49) 。A191.168.1.33191.168.1.47B191.168.1.1191.168.1.255C191.168.1.33191.168.1.46D191.168.1.33191.168.1.25414.客户端软件与POP3服务器建立 (66) 连接来 (67) 。A接收邮件B发送文件C浏览网页DQQ聊天15.不同计算机中 (10) 的长度是固定
16、不变的。设计算机的字长是4个字节,意味着 (11) 。A字段B字C字节D指令16.计算机内存的容量大小受到 (11) 位数的限制。若该总线为20位,则可以寻址的内存空间为 (12) B。A10KB20KC1MD20M17.在OSI参考模型中, (50) 是最高层,直接向用户提供网络管理、电子邮件、远程登录、文件传输等服务。 (51) 的功能为建立、维持和释放数据链路,在数据传输时进行流量控制和差错控制。A物理层B数据链路层C传输层D应用层18.在Windows操作系统中,要查看已知文件类型的扩展名,需要在磁盘目录下执行命令 (4) 设置;用键盘上的Delete键删除u盘中的文件时,该文件 (5
17、) ;在硬盘上要直接删除文件而不让文件进入回收站,可以用键盘 (6) 操作。A进入回收站B进入剪贴板C不进入回收站D不确定19.不同计算机中 (10) 的长度是固定不变的。设计算机的字长是4个字节,意味着 (11) 。A该机最长可使用4个字节的字符串B该机在CPU中一次可以处理32位CCPU可以处理的最大数是2的32次D该机以4个字节为一个单位将信息存放在软盘上20.在Windows操作系统中,要查看已知文件类型的扩展名,需要在磁盘目录下执行命令 (4) 设置;用键盘上的Delete键删除u盘中的文件时,该文件 (5) ;在硬盘上要直接删除文件而不让文件进入回收站,可以用键盘 (6) 操作。A
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