选择题37. RS232接口接收数据时，可以采用查询和中断两种方式，其中采用中断方式的特点是______。

选择题10. 以下关于信息和数据的描述中，错误的是______。

选择题 设有n阶三对角矩阵A，即非零元素都位于主对角线以及与主对角线平行且紧邻的两条对角线上

选择题15. IEEE 802.11g标准支持的最高数据速率可达______Mb/s。

选择题 海明码是一种纠错码，其方法是为需要校验的数据位增加若干校验位

选择题14. 软件的易用性包括______。 ①易理解性 ②易学习性 ③易操作性 ④吸引性 ⑤依从性

选择题 某公司欲开发一个在线交易系统，在架构设计阶段，公司的架构师识别出三个核心质量属性场景

选择题51. 数据库系统中的视图、存储文件和基本表分别对应数据库系统结构中的______。

选择题7. TCP/IP协议中，______属于应用层协议。

选择题 主机A的主域名服务器为202.112.115.3，辅助域名服务器为202.112.115.5

选择题41. 下列关于Word 2007分栏功能的描述中正确的是______。

选择题3. 下列描述中，______不是RISC设计应遵循的设计原则。

选择题47. 在Word 2007文档中，若选定某一行文字后按Delete键，将______。

选择题 根据GB/T28827

选择题. The project workbook is not so much a separate document as it is a structure imposed on the documents that the project will be producing anyway. All the documents of the project need to be part of this ______. This includes objectives external specifications, interface specifications, technical standards, intermal specifications and administrative memoranda(备忘录). Thchnical prose is almost immortal. If one examines the genealogy(手册) of a customer manual for a piece of hardware or software, one can trace not only the ideas, but also many of the very sentences and paragraphs back to the first ______ proposing the product or explaining the first desigh. For the technical writer, the paste--pot is as mighty as the pen. Since this is so, and since tomorrow's product--quality manuals will grow from today's memos, It is very important to get the structure of the documentation right. The early design of the project ______ ensures that the documentation structure itself is crafted, not haphazard. Moreover, the establishment of a structure molds later writing into segments that fit into that structure. The second reason for the project workbook is control of the distribution of ______. The problem is not to restrict information, but to ensure that relevant information gets to all the people who need it. The first step is to number all memoranda, so that ordered lists of titles are available and h worker can see if he has what he wants. The organization of the workbook goes well beyond this to establish a tree-structure of memoranda The ______ allows distribution lists to be maintained by subtree,it that is desirable.71.

选择题. ______是系统分析阶段结束后得到的工作产品，______是系统测试阶段完成后的工作产品。35.

选择题 浮点数在机器中的表示形式如下所示，若阶码的长度为e，尾数的长度为m，则以下关于浮点表示的叙述中

选择题 针对下列程序段，对于(A，B)的取值，以下______测试用例组合能够满足条件覆盖的要求

选择题23. 交换机命令switchA(vlan)#vtp pruning的作用是______。

选择题38. 监理工作的风险类别中不包含______风险。