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| Criterion | ![]() Knowledge Modeling PARA Method | ![]() Operations Fishbone Diagram | ![]() Architecture arc42 | ![]() Operations 8D Problem Solving |
|---|---|---|---|---|
Purposedifferent | The PARA Method organizes knowledge into Projects, Areas, Resources, and Archives. It creates order when digital notes, files, and tasks no longer cleanly fit current work. | When a problem has several possible contributing factors, the method sorts causes by cause areas. It prevents an initial hunch from blocking the view of other plausible drivers. | arc42 structures architecture knowledge so teams can document system, decisions, and risks consistently. The template builds a living understanding of the architecture instead of scattered notes. | For an acute quality or delivery problem, the method structures immediate protection and root cause work together. It keeps the situation stable while the actual cause is investigated cleanly. |
Complexitydifferent | Medium | Low | Low | High |
Timedifferent | 1-3 h Setup, laufend | 30-60 min | 1-2 Tage | 1-6 Wochen |
Participantsdifferent | 1 | 2-8 | 1-4 | 4-10 |
Formatdifferent | Async | Workshop | Workshop + async | Workshop + async |
Outputdifferent | PARA Structure, Project Notes, Knowledge Archive | Fishbone Diagram, Cause Categories, Investigation Backlog | Architecture Document, Context View, Runtime View, Deployment View | 8D Report, Containment Plan, Root Cause Evidence, Corrective Action Plan |
Tagsno overlap | KnowledgeProductivityOrganization | Root causeQualityOperations | ArchitectureDocumentationCommunication | QualityProblem solvingRoot cause |



