Page faults are a &quot;trap&quot; rather than an &quot;interrupt&quot;, aren&#x27;t they? In that they&#x27;re internal to the CPU-MMU system and delivered synchronously.<p>The answer is a good stackexchange answer in that it&#x27;s about a page long and covers all the key points. It gives a link to &quot;page&quot; for those who want to understand that subsystem. It&#x27;s not necessary to include a whole computer architecture course.