Linux Command "Chmod - ICP DAS USA ALX-9000 Series User Manual

3.1.8. Linux Command "chmod"

chmod: change authority of file
chmod ??? file -> ??? means owner: group: all users
For example：
7 5 4 -> 111(read, write, execute) 101(read, write, execute) 100(read, write, execute)
The first number 7: owner can read and write and execute files
The second number 5: group can only read and execute files
The third number 4: all users can only read files
root@icpdas:/tmp#
root@icpdas:/tmp#
-rwxr-xr-- 1 root root 7 Apr 11 10:34 test.log
root@icpdas:/tmp#
ALX-9000 (Linux based PAC) User Manual
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chmod 754 test.log
ls -al test.log
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