Linux basic Operation 2 Linux file system basic structure

File system architecture for Linux

Linux file system for an inverted single root tree structure

The root of the file system is "/"

File systems are strictly case-sensitive

The path uses "/" to split, in Windows using the "\"

Current working directory

1 each shell or system process has a current working directory

2 Use the PWD command to display the current working directory

3. File name

File name Case Sensitive

The name has a maximum of 255 characters

is a valid character except for a forward slash

You can create a file by using the Touch command, or update the time of an existing file

With the "." Files that start with are hidden files

4. Listing the contents of the catalog

1 ls-a display all files (including hidden files)

2 ls-l Show details of all files

In Ubuntu you can use LL instead