if i was building a computing device for text note-taking only

what internal electronics would be needed to do these simple
computations? this is intended to be a very general question.

a decent example is.. would this simple decive need 'common computer
organ' asked repeatedly you to

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Clarification of Question by jasonecht-ga on 02 Sep 2005 16:54 PDT

afterward, would the book Design of Logic-Based Intelligent Systems
(isbn 0471484032) be a good follow through for me? as a second opinion