chmod COMMAND:
chmod command allows you to alter / Change access rights to files and directories.
File Permission is given for users,group and others as,
SYNTAX:
The Syntax is
chmod [options] [MODE] FileName
File Permission
#
File Permission
0
none
1
execute only
2
write only
3
write and execute
4
read only
5
read and execute
6
read and write
7
set all permissions
OPTIONS:
-c
Displays names of only those files whose permissions are being changed
-f
Suppress most error messages
-R
Change files and directories recursively
-v
Output version information and exit.
EXAMPLE:
To view your files with what permission they are:
ls -alt
This command is used to view your files with what permission they are.
To make a file readable and writable by the group and others.
chmod 066 file1.txt
To allow everyone to read, write, and execute the file
chmod 777 file1.txt
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