Hi, i would like give some more information on this, if the output is more then one line, then use array to get the output.

my @output = qx(/usr/bin/eject -n);
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If you want to use system function then you can redirect your output to a file and read the file content. it might useful, when you running a program as a daemon.
The backtick and qx are same, you can use the following option to check your code.

perl -MO=Deparse <scriptname>.
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