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IBM DPPX
open-in-new
<p>Distributed Processing Programming Executive is a discontinued <a href="/facts/Operating_system/8XTuvMh2">operating system</a> introduced by <a href="/facts/IBM/QszA7nwd">IBM</a>, pre-installed on the <a href="/facts/IBM_8100/kMYkkHHu">IBM 8100</a> and later ported to the <a href="/facts/ES%2f9370/J42PPhxU">ES/9370</a>. </p>