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2 changes: 1 addition & 1 deletion docs/java/Java基础知识.md
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## 1. 面向对象和面向过程的区别

- **面向过程** :**面向过程性能比面向对象高。** 因为类调用时需要实例化,开销比较大,比较消耗资源,所以当性能是最重要的考量因素的时候,比如单片机、嵌入式开发、Linux/Unix等一般采用面向过程开发。但是,**面向过程没有面向对象易维护、易复用、易扩展。**
- **面向对象** :**面向对象易维护、易复用、易扩展。** 因为面向对象有封装、继承、多态性的特性,所以可以设计出低耦合的系统,使系统更加灵活、更加易于维护。但是,**面向过程性能比面向过程低**。
- **面向对象** :**面向对象易维护、易复用、易扩展。** 因为面向对象有封装、继承、多态性的特性,所以可以设计出低耦合的系统,使系统更加灵活、更加易于维护。但是,**面向对象性能比面向过程低**。

## 2. Java 语言有哪些特点?

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