POSIX File System


### File is gist of Posix and command and also to OS
- And **Directory **is way of save file
- **Manage **file and directory by **CRUD**
![](https://www.notion.so/image/https%3A%2F%2Fs3-us-west-2.amazonaws.com%2Fsecure.notion-static.com%2F6a8072f0-a3f4-4540-b2b1-299fe2e4d763%2FUntitled.png?table=block&id=165fe00c-d52f-4a78-91cc-9b37e7096e7e&cache=v2)

> not only manage file bPut also in other area
> if you can do these well than you are expert of that area











