Linux File Permissions – Quick Short Note

This is the file permissions looks like in the Linux systems


There are 3 main objects.


u - User (owner)

g - Group (users in the same group that file owner also includes)

o - Others (everyone else)

Permission types 


r - read

w - write

x - execute 


How to change the file permission 


We can use "chmod" command as below

chmod 775 filename


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