linux - File permission meanings -


what these file permissions mean? unable understand them tried looking @ 0-7 meanings im unsure when together.

-r-------x ----rw----  -rwx--x--x

permissions numbers 3 octal numbers. 555, example, when converted 3 binary numbers 101 101 101 correspond r-x r-x r-x. first set owner, second set group, third set else.

r = read

w = write

x = execute

if of missing (-), set not have permissions.


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