See http://www.appdeploy.com/packages/detail.asp?id=89 for silent install parameters for MDAC.
Also, take a look at HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MDACVer.Version\CurVer or HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Advanced INF Setup\MDAC_CORE for example. Or search the registry for MDAC.
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There are two types of vessels, submarines and targets.
