[Linux] Linux Learning Notes (5)-File and directory management

1.Linux directory structure is a tree structure, the topmost directory is the directory "/", the other directory by Mount can add it to the directory tree, by lifting the mount to remove them.

2. Absolute path and relative path

• Absolute path notation: written by the root directory "/", for example:/usr/share/man this directory;
• Relative path notation: not written by "/", for example, to be transferred from/usr/share/man to/usr/share/doc, can be written as: CD. /doc. However, it is worth noting that if I want to jump from the directory "/" to "/usr/share/man", directly written: CD. /man is not going to work. Such as:

3. Common file and Directory management commands

• LS: List directory
• CD (change directory): Switch directory
• PWD (Print working directory): Displays the directory where you are currently located

• mkdir (Make directory): Create a new directory

[[email protected] Desktop] # Mkdir/lijiaman/         * ERROR notation */[[email protected] Desktop]#  lscmd  new file  new File~[root@linuxforlijiaman Desktop]#  mkdir lijiaman/          * correct notation */[[email protected] Desktop ]#  lscmd  lijiaman  new file  new file~

• RmDir: Delete Empty directory

[[email protected] Desktop] # ls cmd  lijiaman  new file  new File~[root@linuxforlijiaman Desktop]#  rmdir Lijiaman [[email protected] Desktop]#  lscmd  new file  new file~

• CP: Copying Files and directories
• RM: Removing Files and directories
• MV: Moving files and directories

[Linux] Linux Learning Notes (5)-File and directory management