一、方法的声明 二、方法调用 三、方法的参数传递和返回值 四、方法的重载

一、while语句 二、for循环结构 三、do循环 四、continue关键字使用

8程序设计基础 9-1.面向对象的程序设计 9-2表单设计 10综合应用

13.1有关数据库的基础知识 13,2ODBC介绍和引用

6.1软件工程与软件过程 6.2传统方法学 6.3面向对象方法学 6.4软件项目管理

7.1 User Centred Design Software development should focus on the needs of users Understand your users Design software based on an understanding of the users’tasks Ensure users are involved in decision making processes

Procedural paradigm: Software is organized around the notion of procedures Procedural abstraction —Works as long as the data is simple Adding data abstractions —Groups together the pieces of data that describe some entity

Software engineers should avoid re-developing software already developed Types of reuse: Reuse of expertise Reuse of standard designs and algorithms

The recurring aspects of designs are called design patterns. A pattern is the outline of a reusable solution to a general problem encountered in a particular context Many of them have been systematically documented for all software developersto use

Software is intangible Hard to understand development effort Software is easy to reproduce Cost is in its development —in other engineering products, manufacturing is the costly stage