C and D for more information about files and file permissions.
-rwxrwxrwx | Creates read, write, and execute permissions for the user, the group, and the rest of the world (mode 777) |
drwxr-xr-- | Creates a directory that is completely open to its owner and that can be read and searched by the group and read (but not searched) by the world (mode 754) |
crw-r--r-- | Creates a character-special file that the owner can read or write to but that the group and the world can only read (mode 644) |
brw------- | Creates a block-special file that only the owner can read and write to (mode 600) |