[0] Perl> $output = `\"c:/Program Files/Direct Modeling Express 4.0/binx64/7za.exe\" a -y c:/junk.rar \"c:/Program Files/Hitman Pro 3.5/*\"`;;
[0] Perl> print $output;;

7-Zip (A) 4.42  Copyright (c) 1999-2006 Igor Pavlov  2006-05-14

Scanning

Updating archive c:/junk.rar

Compressing  HitmanPro35_x64.exe

Everything is Ok