Basic LINUX commands
        
      
      
   
      
Basic Linux commands
It's just the right content to remember that there was such a command.
I haven't written options, so if you want to know more, you should check it on another site.
Command line editing
| command | 
Contents | 
| ctrl + b | 
Go back one character | 
| ctrl + f | 
Advance one character | 
| ctrl + a | 
Move to the beginning of the line | 
| ctrl + e | 
Move to the end of the line | 
| ctrl + p,↑ | 
One before(Previous)Show command | 
Check files and directories
| command | 
Contents | 
| pwd | 
Show current directory | 
| cd | 
Change the current directory | 
| ls | 
View files in the current directory | 
File operations
| command | 
Contents | 
| mkdir [option]  | 
Create a directory | 
| touch <New file name 1> <New file name 2>... | 
Create a file | 
| rm [option] <File name to delete 1> <File name to delete 2>... | 
Delete file | 
| cat [option]  | 
View file | 
| cp [option] ...  | 
Copy files and directories | 
| mv [option] ...  | 
Move files and directories | 
Find the file
| command | 
Contents | 
| find    | 
Search file | 
When you want to check the contents of a command
| command | 
Contents | 
| man  | 
I'm sure it will tell you | 
Good luck!
References
New Linux textbook