### 1.yum 源文件
![](https://img.kancloud.cn/35/11/351168bf483e4ae29bbb30860195ee47_880x449.png)
### 2. 命令
![](https://img.kancloud.cn/89/2f/892f8f6224a6440a92531546719a04ce_555x353.png)
![](https://img.kancloud.cn/ea/03/ea03e41f834fca8d7b45c087740d260d_486x295.png)
![](https://img.kancloud.cn/f9/0e/f90ec82c61da120f35ff7da143bee9c2_504x226.png)
![](https://img.kancloud.cn/12/6d/126d9d97680fcd3cffa195e359d14ab9_602x238.png)