Shulou(Shulou.com)06/02 Report--

Cp-a / etc/ / tmp/ replication directory

-an is a parameter that can copy directories.

Force overwriting a file the first method: add a backslash\\ cp / data/o/txt / mnt/ second method: first find where the command is: which cp and then use the full path of the command to execute / bin/cp / data/o/txt / mnt/ find to find the command file global / file type-type f The file name is cat-name "cat" find /-type f-name "cat"

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