软件工程重点总结（英文版）
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2010-05-20
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软件工程复习重点总结
1. (P-2)
Analysis:
decompose a large problem into smaller, understandable pieces，(一个大问题分解成更
小的、 可以理解部分)abstraction is the key
Synthesis:
build (compose) software from smaller building blocks, (生成撰写软件从较小的构造
块) composition is challenging
2 Software Engineering Solving Problems (continued)：(P-4)
method： refers to a formal procedure（指的是一个正式的程序）
tool：an instrument or automated system for accomplishing something in a better way
procedure（过程）：a combination of tools and techniques to produce a product（工具
和技术来生产一种产品的组合）
paradigm（范例）：philosophy or approach for building a product
3. (P-6)
A fault: occurs when a human makes a mistake, called an error, in performing some
software activities（在执行某些软件活动）;
A failure: is a departure（偏差）from the system’s required behaviour;
Error can lead to fault；fault can lead to failure。
4. participates in a project：(P-15)
Customer: the company, organization, or person who pays for the software system
Developer: the company, organization, or person who is building the software system
User: the person or people who will actually use the system
5.Activities and objects(P-16)
– An activity is an event initiated by a trigger（活动是由一个触发器的事件）
– Objects or entities are the elements involved in the activities（Objects 或实
体是要素参与活动的）
6. Relationships and the system boundaries(P-17)
– A relationship defines the interaction among entities and activities （A 关系
定义实体和活动的相互作用）
– System boundaries determine the origin of input and destinations of the
output（边界确定输入的来源与目的地的输出）
7.a system as a collection of things : (P-17)
a set of entities( 一 组 实 体 ), a set of activities , a description of the relationships
among entities and activities and a definition of the system.
8.The development of software includes the following activities (P-24)
• Requirements analysis and definition
• System design
• Program design
• Writing the programs
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