(74)
- A．{H}、{L}和{IJ}
- B．{H}、{K}和{L}
- C．{K}、{L}和{IJ}
- D．{H}、{K}、{L}和{IJ}
-
(79)
- A．activities
- B．workflows
- C．transitions
- D．functions
-
(77)
- A．measure
- B．criteria
- C．milestone
- D．end-mark
-
(78)
- A．circularities
- B．conditions
- C．iterations
- D．resources
-
(76)
- A．aspects
- B．phases
- C．orientations
- D．views
-
The Rational Unified Process (RUP) is a software engineering process, which captures many of best practices in modern software development. The notions of use-cases and (71) have been proven to be an excellent way to capture function requirements. RUP can be described in two dimensions-time and content. In the time dimension, the software lifecycle is broken into cycles. Each cycle is divided into four consecutive (72) which is concluded with a well-defined (73) and can be further broken down into (74) - a complete development loop resulting in a release of an executable product, a subset of the final product under development, which grows incrementally to become the final system. The content structure refers to the disciplines, which group (75) logically by nature.
- A．actors
- B．artifacts
- C．workers
- D．scenarios
-
(72)
- A．可以不做任何处理，直接记录亲属的姓名
- B．只允许记录一个亲属的姓名
- C．需要对职工实体设置若干个亲属姓名字段
- D．应该将职工亲属的姓名加上职工号，设计成为一个独立的实体
-
(74)
- A．{H}、{L}和{IJ}
- B．{H}、{K}和{L}
- C．{K}、{L}和{IJ}
- D．{H}、{K}、{L}和{IJ}
-
设关系模式R＜U,F＞，其中U{H,I,J,K,L}，若F={H→IJ,J→K,IJK→L,L→H,L→K)，则F的最小函数依赖集Fmin={(54)}，关系模式R的候选关键字是(55)。
- A．H→I,H→J,J→K,IJK→L,L→H
- B．H→I,H→J,J→K,IJ→L,L→H
- C．H→I,H→J,J→K,IJ→L,J→K
- D．H→I,J→K,IJ→L,L→H,L→K
-
设有职工实体Employee(职工号，姓名，性别，年龄，通信地址，家庭成员)，其中通信地址记录了邮编、省、市和街道信息；家庭成员记录了职工亲属的姓名。
职工实体中的通信地址是一个(51)属性；为了将数据库模式设计的更合理，对于家庭成员属性(52)。
- A．简单
- B．复合
- C．多值
- D．派生
-
(70)
- A．association
- B．extends
- C．uses
- D．inheritances
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