2015年秋-期末考试-无答案1

电子科技大学 软件体系架构与设计模式 期末考试

考试科目：软件体系架构与设计模式

考试形式：开卷

考试时间：2015 年秋

考试时长：120 分钟

一、 (共 25 分) When discussing the topic of design pattern, there are four types of design patterns that

can be applied to various layers of software or program. Answer the following questions about the design

patterns in software design:

(a) （5 分） draw a layered model to show the four types/layers of design patterns and give a few