问题详情

An application architecture specifies the technologies to be used to implement one or more information systems. It serves as an outline for detailed design, construction, and implementation. Given the models and details, include ( ), we can distribute data and processes to create a general design of application architecture. The design will normally be constrained by architecture standards, project objectives, and (请作答此空). The first physical DFD to be drawn is the ( ). The next step is to distribute data stores to different processors. Data( )are two types of distributed data which most RDBMSs support. There are many distribution options used in data distribution. In the case of( ), we should record each table as a data store on the physical DFD and connect each to the appropriate server.
A.the database management system
B.the feasibility of techniques used
C.the network topology and technology
D.the user interface and process methods

未搜索到的试题可在搜索页快速提交,您可在会员中心"提交的题"快速查看答案。 收藏该题
查看答案

相关问题推荐

在人事管理系统中,计算企业员工的报酬可以利用面向对象的()技术,使系统可以用有相同名称、但不同核算方法的对象来计算专职员工的和兼职员工的报酬。
A.多态
B.继承
C.封装
D.复用
阅读下列C程序,回答下列问题。[C程序]int GetMaxDay( int year, int month ) { int maxday = 0; //1 if ( month >= 1 && month <= 12 ) {//2, 3 if ( month == 2 ) {//4 if ( year % 4 == 0 ) {//5 if ( year % 100 == 0 ) { //6 if ( year % 400 == 0 )//7 maxday=29; //8 else//9 maxday = 28;} else //10 maxday = 29; } else//11 maxday = 28; } else{//12 if (month==4||month==6||month==9||month==11) //13, 14, 15, 16 maxday = 30;//17 else//18 maxday = 31; } }return maxday; //19}3.1、请针对上述C程序给出满足100%DC(判定覆盖)所需的逻辑条件。(6分)3.2、请画出上述程序的控制流图,并计算其环路复杂度V(G)。(9分)3.3、请给出问题2中控制流图的线性无关路径。(5分)
集线器与网桥的区别是()。
A.集线器不能检测发生冲突,而网桥可以检测冲突
B.集线器是物理层设备,而网桥是数据链路层设备
C.网桥只有两个端口,而集线器是一种多端口网桥
D.网桥是物理层设备,而集线器是数据链路层设备
某模块实现两个功能:向某个数据结构区域写数据和从该区域读数据。该模块的内聚类型为()内聚。
A.过程
B.时间
C.逻辑
D.通信
若不考虑I/O设备本身的性能,则影响计算机系统I/O数据传输速度的主要因素是()。
A.地址总线宽度
B.数据总线宽度
C.主存储器的容量
D.CPU的字长
联系我们 用户中心
返回顶部