https://probase.ch/tags/principles/ Recent content in Principles on ProBase Hugo en Tue, 10 Mar 2026 16:07:16 +0100 https://probase.ch/blog/2026/01/03/use-the-ipo-model-with-eam/ Sat, 03 Jan 2026 00:00:00 +0000 https://probase.ch/blog/2026/01/03/use-the-ipo-model-with-eam/ <h2 id="what-is-the-ipo-model">What is the IPO Model?<a class="td-heading-self-link" href="#what-is-the-ipo-model" aria-label="Heading self-link"></a></h2> <p>The IPO Model refers to the fundamental concept of data processing, where the three letters stand for <strong>I</strong>nput, <strong>P</strong>rocessing, and <strong>O</strong>utput.</p> <p>These three terms describe the basic logic of information processing.</p> <pre class="mermaid">flowchart LR id1(&#34;Input&#34;) --&gt; id2(&#34;Processing&#34;) --&gt; id3(&#34;Output&#34;) style id1 fill:#ffff00,stroke:#333,stroke-width:2px style id2 fill:#00ffff,stroke:#333,stroke-width:2px style id3 fill:#ffff00,stroke:#333,stroke-width:2px</pre> <p>In the classical sense, this refers to physical components, i.e., hardware:</p> <table> <thead> <tr> <th>Input</th> <th>Processing</th> <th>Output</th> </tr> </thead> <tbody> <tr> <td>Keyboard<br>Mouse<br>Touchpad<br>Joystick<br>Scanner<br>Barcode/QR Code Reader</td> <td>Main Processor<br>CPU<br>Chipset<br>Controller</td> <td>Monitor<br>Display<br>Speakers<br>Projector<br>Printer<br>Plotter</td> </tr> </tbody> </table> <p>However, the principle is much more universally applicable than just for physical IT components.</p>