The /, or root directory.
The Linux Filesystem Hierarchy is used to help determine the file structure in the Linux Operating System. It defines the Directory structure and directory contents.
In Linux, the utility used to display the pathname of the current working directory is the pwd command, which stands for "print working directory." When executed, it outputs the full path of the directory you are currently in. This command is commonly used in terminal sessions to confirm your location within the file system.
Var directory is a sub directory of the root directory, The system writes data during process of its operation.
/var/log
It is the Home Directory.
The root directory is usually /.
The Root folder and Root directory is the Main location for the Linux system. Only users with super user privileges can access the directory. ANY changes made successfully in the root directory will be system wide. its the quickest way to destroy the operating system!
The root directory is /. The home directory is /home/user.
Filesystem Hierarchy Standard..... It is a tree like directory system, all Linux operating system use it....
If the directory you're interested is my_dir, then do: du -sk my_dir/* | sort -nr | head
mv file /path/to/directory