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What is a Virtual Machine? VMware
VirtualBox News Flash New March 25th, 2014VirtualBox 4.3.10 released! Oracle today released VirtualBox 4.3.10, a maintenance release of VirtualBox 4.3 which improves stability and fixes regressions. See the ChangeLog for details. New March 14th, 2014VirtualBox 4.2.24, 4.1.32, 4.0.24 and 3.2.22 released!