Linux learning: some basic command operations of Linux system

Organize the basic Linux operating commands as follows:
1. View the contents of the directory: ls
2. Enter the directory: cd

3. Create a directory: mkdir directory
4. Create a multi-level directory: mkdir -p directory

5. Create a blank file: touch file

6. Move file/directory and rename: mv

7, copy cp + file + directory
8, copy directory cp -r + directory + target directory

9, delete file: rm
10, delete directory: rm -r
11, query directory tree structure: tree

12. Get the directory path: pwd

13. Commonly used shortcut keys

Command arrangement: