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<a accesskey="3" href="page.php?w=virtual_DOS_machine&amp;p=2">3.Next</a>
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<p><b>Virtual DOS machines</b> (<b>VDM</b>) refer to a technology that allows running 16-bit/32-bit <a href="page.php?w=DOS">DOS</a> and <a href="page.php?w=Windows_3.1x">16-bit Windows</a> programs when there is already another <a href="page.php?w=operating_system">operating system</a> running and controlling the hardware.</p>

<p><big>Overview</big></p>
<p>Virtual DOS machines can operate either exclusively through typical <a href="page.php?w=Emulator">software emulation</a> methods (e.g. <a href="page.php?w=dynamic_recompilation">dynamic recompilation</a>)</p><p>
<a accesskey="3" href="page.php?w=virtual_DOS_machine&amp;p=2">3.Next</a>
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