Linux Notes 1

[root@localhost ~]# ls -l
-l long format
-h humanized display



root user name
localhost local name
~ user root directory (root in file /root | others in file /home/username/)
# Represents an administrator user (if $ means a normal user)
-------------------------------------- ------------------------------ -rw-r--r-- -filetype
(

    -file |ddirectory|l Soft link file)

    rw- r-- r--
   
    u owner g all groups o others

    r read w write x execute

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