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- $ umask 0022
- echo aaaa >b
- $ touch c
- $ touch e
- $ ls -l
- -rw-r--r-- 1 user user 5 Ноя 10 00:46 b
- -rw-r--r-- 1 user user 0 Ноя 10 00:46 c
- -rw-r--r-- 1 user user 0 Ноя 10 00:47 e
- $ umask 0077
- $ cp b e
- $ ls -l
- -rw-r--r-- 1 user user 5 Ноя 10 00:46 b
- -rw-r--r-- 1 user user 0 Ноя 10 00:46 c
- -rw-r--r-- 1 user user 5 Ноя 10 00:47 e
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