()由一组配置项组成,这些配置项构成了一个相对稳定的逻辑实体。()A.基线 B.里程碑 C.配置库 D
A.数据元素是数据的基本单位
B.数据元素可有一个或多个数据项组成,数据项是有独立含义的数据最小单位
C.数据的逻辑结构是数据间关系的描述,它是抽象地反映数据元素间的存储关系
D.数据的存储结构是逻辑结构在计算机存储器中的实现
()A. 系统文档 B. 系统数据 C. 系统模块 D. 系统界面
()A. 结构 B. 程序 C. 结构和过程 D. 结构和程序
()
A. 编码风格和系统内部文档 B. 编码风格
C. 模块之间的关系 D. 代码的正确性和系统内部文档
Most large enterprises have a network of homegrown, legacy mainframe, and packaged applications that need to share information and () . Unfortunately, most of these systems are proprietary to the vendor, and were written in different programming languages with different data structures. Integration () was developed to allow () systems to communicate. Enterprise Application Integration (EAI) is used to integrate applications inside the () . B2B integration extends integration beyond the enterprise to customers, partners, and suppliers. The emerging Web Services () goes even further by defining a single set of standards for integration both inside and outside the enterprise. As a result, vendors in EAI and B2B markets will be profoundly affected by Web Services.
()A. network B. computers C. data D. functionality
()A. system B. component C. middleware D. module
()A. incompatible B. compatible C. similar D. dissimilar
()A. Internet B. LAN C. intranet D. firewall
()A. organization B. group C. model D. block
()A. 阻塞状态 B. 运行状态 C. 复合状态 D. 处理状态
()A. 与关系 B. 或关系 C. 异或关系 D. 包含关系
()A. 数据 B. 对象 C. 事件 D. 接口
(31)A.不能中断或撤销正在进行的人机交互操作
B.不强迫用户采用不情愿的方式来进行操作
C.用户可以定制交互方式
D.用户可以和出现在屏幕上的对象直接进行交互
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