The various types of permission in Plesk are r (read), w(write) and x(execute).The numeric
value of the permission are as follow:-
1) read permession (r) contain numeric value "4".
2) Write permission (w) contain numeric value "2".
3) Execute permession (x) contain numeric value "1".
What are various permissions on files stand for:-
755 permission on file means the owner of that file has permission to read that file,
write that file and execute that file. Group members of that file have permission to
read that file and execute that file but they cant make changes in that file.Other
users also can execute that file and read that file but they can not make changes
in that file. 777 permission on file means that the owner on that file,all members in
that group and other users have full previleges on that file.
Note:- 777 means everone who access that file has fulll previleges on that file.
